US Pat. No. 10,050,219

ORGANIC LIGHT-EMITTING DISPLAY PANEL AND DEVICE

Shanghai Tianma AM-OLED C...

1. An organic light-emitting display panel, comprising:a first electrode, a first auxiliary light-emitting layer, a first light-emitting layer, a second light-emitting layer, a second auxiliary light-emitting layer and a second electrode that are stacked in turn; wherein
a ratio of a hole mobility to an electron mobility of the first light-emitting layer is greater than or equal to 102, and a ratio of an electron mobility to a hole mobility of the second light-emitting layer is greater than or equal to 102;
the first auxiliary light-emitting layer comprises at least one of a hole-injecting layer, a hole transport layer, and an electron blocking layer; and
the second light-emitting layer and the second auxiliary light-emitting layer comprise at least one of an electron-injecting layer, an electron transport layer, and a hole blocking layer.

US Pat. No. 9,478,596

DISPLAY DEVICE, DISPLAY PANEL AND MANUFACTURING METHOD THEREOF

SHANGHAI TIANMA AM-OLED C...

13. A manufacturing method of a display panel, comprising:
forming an array substrate in which a plurality of thin film transistors are formed; and
forming an organic light-emitting structure and a pixel define layer surrounding the organic light-emitting structure on the
array substrate, wherein the organic light-emitting structure is of a top emission structure, and a light blocking layer is
formed between the array substrate and the pixel define layer, wherein the light blocking layer is configured to prevent light
passing through the pixel define layer from irradiating on the thin film transistor,

wherein, forming the organic light-emitting structure on the array substrate includes: forming a reflection anode of the organic
light-emitting structure on the array substrate,

wherein, the light blocking layer and the reflection anode are formed on the same layer, and
wherein, the light blocking layer and the reflection anode are made of the same material and are formed through a synchronous
manufacturing process.

US Pat. No. 9,359,248

LOW-TEMPERATURE SEALING GLASS FRIT AND METHOD FOR PREPARING COMPOSITE FILLER IN GLASS FRIT

SHANGHAI TIANMA AM-OLED C...

1. A glass frit comprising:
a glass powder; and
a negative thermal expansion composite filler including a plurality of composite materials and having an adjustable thermal
expansion coefficient to be selected from a plurality of thermal expansion coefficients corresponding to preset composition
ratios among the plurality of composite materials when the composite materials are mixed to form the negative thermal expansion
composite filler.

US Pat. No. 9,922,599

DEVICES AND METHODS FOR APPLYING DATA VOLTAGE SIGNAL, DISPLAY PANELS AND DISPLAY DEVICES

SHANGHAI TIANMA AM-OLED C...

1. An OLED pixel circuit, comprising:
a voltage signal detection module, a threshold compensation signal outputting module, and a driving transistor, wherein the
driving transistor includes an input terminal and a control terminal,

in a pre-threshold compensation phase, the voltage signal detection module is configured to be electrically connected to the
threshold compensation signal outputting module, and transmit an image signal to the threshold compensation signal outputting
module,

the threshold compensation signal outputting module configured to process the image signal based on a preset voltage signal
to obtain a processed image signal and transmit the processed image signal to the control terminal of the driving transistor
to turn on the driving transistor,

wherein a voltage of the processed image signal is equal to a difference between a voltage of the image signal and a voltage
of the preset voltage signal, and

in a threshold compensation phase, the voltage signal detection module is configured to transmit the image signal to the driving
transistor through the input terminal of the driving transistor.

US Pat. No. 10,068,996

ARRAY SUBSTRATE, FABRICATION METHOD, AND DISPLAY PANEL

SHANGHAI TIANMA AM-OLED C...

1. An array substrate, comprising:a substrate; and
at least one thin-film-transistor, wherein, the thin-film-transistor includes:
an active layer formed on the substrate, including a source region, a drain region, and a channel region located between the source region and the drain region;
a source electrode metal contact layer, a drain electrode metal contact layer, and a barrier layer formed on a side of the active layer facing away from the substrate, wherein:
the source electrode metal contact layer, the drain electrode metal contact layer, and the barrier layer are different regions of a same layer;
the source electrode metal contact layer has an orthogonal projection on the active layer overlapping with the source region;
the drain electrode metal contact layer has an orthogonal projection on the active layer overlapping with the drain electrode; and
the barrier layer is located between the source electrode metal contact layer and the drain electrode metal contact layer, and has an orthogonal projection on the active layer overlapping with the channel region; and
a source electrode formed on a side of the source electrode metal contact layer facing away from active layer, a drain electrode formed on a side of the drain electrode metal contact layer facing away from the active layer, and a gate electrode insulated from the barrier layer and formed on a side of the barrier layer facing away from the active layer, wherein:
the source electrode is electrically connected to the source region in the active layer through the source electrode metal contact layer; and
the drain electrode is electrically connected to the drain region in the active layer through the drain electrode metal contact layer.

US Pat. No. 9,466,656

ORGANIC LIGHT EMITTING DIODE DISPLAY PANEL, ORGANIC LIGHT EMITTING DIODE DISPLAY DEVICE, AND METHOD FOR FABRICATING ORGANIC LIGHT EMITTING DIODE DISPLAY PANEL

Shanghai Tianma AM-OLED C...

1. An organic light emitting diode (OLED) display panel, comprising:
a substrate;
a Thin-film Transistor (TFT) disposed on the substrate, the TFT comprising:
a source electrode, and
a drain electrode;
a power line, disposed above the substrate;
an auxiliary electrode electrically connected to the power line; and
a signal input terminal, electrically connected to the power line and providing an input signal,
wherein a first collective portion of the auxiliary electrode and the power line has a first length and a first resistance,
wherein a second collective portion of the auxiliary electrode and the power line has a second length and a second resistance,
wherein the first collective portion is between the second collective portion and the signal input terminal,
wherein the first length is equal to the second length, and
wherein the first resistance is greater than the second resistance.

US Pat. No. 10,102,799

ORGANIC LIGHT EMITTING DISPLAY PANELS AND DRIVING METHODS THEREOF

Shanghai Tianma AM-OLED C...

1. An organic light emitting display panel comprising:a display area; and
a non-display area surrounding the display area,
wherein the display area includes a plurality of rows of pixel units, and each row of the plurality of rows of the pixel units includes a plurality of pixel circuits;
a plurality of cascaded driving circuit units are located in the non-display area, wherein each driving circuit of the plurality of cascaded driving circuit units comprises a first driving circuit and a second driving circuit; and
any one driving circuit unit of the plurality of cascaded driving circuit units is electrically connected to more than two rows of the plurality of rows of the pixel units simultaneously, wherein:
the first driving circuit includes a light emitting signal output circuit and a first scanning signal output circuit, the light emitting signal output circuit and the first scanning signal output circuit are electrically connected to the more than two rows of the plurality of rows of pixel units simultaneously; and
the second driving circuit includes more than two second scanning signal output circuits, the more than two second scanning signal output circuits are electrically connected to the more than two rows of the plurality of rows of pixel units respectively in one-to-one correspondence.

US Pat. No. 10,068,520

ORGANIC LIGHT-EMITTING DISPLAY PANEL AND DRIVING METHOD THEREOF, AND ORGANIC LIGHT-EMITTING DISPLAY DEVICE

Shanghai Tianma AM-OLED C...

1. An organic light-emitting display panel, comprising:a pixel array comprising pixel regions in M rows and N columns, M and N each being an integer greater than or equal to 2;
a plurality of pixel driving circuits, each pixel driving circuit comprising a light-emitting diode and a driving transistor for driving the light-emitting diode;
a plurality of reference voltage signal lines for providing a reference voltage signal to the plurality of pixel driving circuits; and
a plurality of data voltage signal lines for providing a data voltage signal to the plurality of pixel driving circuits;
wherein the plurality of pixel driving circuits comprise a first pixel driving circuit, a second pixel driving circuit and a third pixel driving circuit, the first pixel driving circuit and the second pixel driving circuit are adjacent to each other in a row direction of the pixel array, and the second pixel driving circuit and the third pixel driving circuit are adjacent to each other in the row direction of the pixel array;
wherein the first pixel driving circuit and the second pixel driving circuit share one of the plurality of reference voltage signal lines, and the second pixel driving circuit and the third pixel driving circuit share one of the plurality of data voltage signal lines; and
wherein the organic light-emitting display panel further comprises a first control signal line and a second control signal line, the first pixel driving circuit and the third pixel driving circuit receive the reference voltage signal and the data voltage signal and turn on the light-emitting diodes in the first pixel driving circuit and the third pixel driving circuit under control of a first control signal input from the first control signal line, and the second pixel driving circuit receives the reference voltage signal and the data voltage signal and turns on the light-emitting diode in the second pixel driving circuit under control of a second control signal input from the second control signal line.

US Pat. No. 10,103,215

DISPLAY PANEL AND DISPLAY DEVICE CONTAINING DISPLAY PANEL

SHANGHAI TIANMA AM-OLED C...

1. A display panel, comprising:a display area, the display area comprising a plurality of organic light-emitting diodes (OLEDs), a plurality of first power lines and a plurality of second power lines; and
a peripheral area outside the display area, the peripheral area comprising at least one driving chip;
wherein the plurality of OLEDs is distributed in a matrix; the plurality of first power lines extends in a first direction, the plurality of second power lines extends in a second direction, the plurality of first power lines is intersected and connected with the plurality of second power lines to form a grid structure, and the grid structure is electrically connected with anodes of the plurality of OLEDs; the at least one driving chip is electrically connected with the grid structure; and
wherein the grid structure comprises a plurality of grids defined by the plurality of first power lines being intersected with the plurality of second power lines, and has a larger grid density at one position than that at another position closer to the driving chip.

US Pat. No. 9,391,298

ORGANIC LIGHT EMITTING DISPLAY APPARATUS ENCAPSULATED WITH HYDROPHOBIC ORGANIC FILM AND MANUFACTURING METHOD THEREOF

Shanghai Tianma AM-OLED C...

1. A method for manufacturing an organic light emitting display apparatus, comprising:
providing a substrate;
forming an organic light emitting unit on the substrate; and
forming a film encapsulation layer covering the organic light emitting unit,
wherein forming the film encapsulation layer comprises:
forming at least a hydrophobic organic layer covering the organic light emitting unit with a plasma enhanced chemical vapor
deposition method, wherein the film encapsulation layer comprises the hydrophobic organic layer, and wherein the hydrophobic
organic layer is disposed at an outermost portion of the film encapsulation layer,

wherein the hydrophobic organic layer comprises a fluorinated hybrid polymer organic film, and the fluorinated hybrid polymer
organic film comprises, in atomic percent, 10 at % to 50 at % of fluorine atom F, 1 at % to 30 at % of silicon atom Si, 1
at % to 30 at % of oxygen atom 0, and 15 at % to 50 at % of carbon atom C.

US Pat. No. 9,281,500

ORGANIC LIGHT EMITTING FILM PACKAGE STRUCTURE, DEVICE, APPARATUS, AND FABRICATION THEREOF

Shanghai Tianma AM-OLED C...

1. An organic light emitting film package structure, comprising an organic light emitting unit and a film structure covering
the organic light emitting unit, the film structure comprising a first film as a bottom film, a second film as a top film,
and a transition layer disposed between the first film and the second film, the first film being SiX or SiXY, the second film
being SiY or SiXY, and the transition layer comprising a plurality of SiXnYm layers, the first film being formed of a material different from a material of the second film,
wherein a difference in atomic ratio of X or Y between two adjacent SiXnYm layers in the transition layer is greater than a difference in atomic ratio of X or Y between the first film and a SiXnYm layer adjacent to the first film or a difference in atomic ratio of X or Y between the second film and a SiXnYm layer adjacent to the second film,

wherein a value of m and a value of n range from 0 to 1, inclusive;
wherein X is O, C or N, Y is O, C or N, and X and Y are different atoms.

US Pat. No. 9,991,005

SHIFT REGISTER AND DRIVING METHOD THEREOF

Shanghai Tianma AM-OLED C...

1. A shift register, comprising:a first input module, a second input module and an output module; and
a first input terminal, a second input terminal, a third input terminal, a fourth input terminal, a fifth input terminal, a sixth input terminal and a first output terminal, wherein a first pulse signal is inputted to the first input terminal, a second pulse signal is inputted to the second input terminal, a first clock signal is inputted to the third input terminal, a second clock signal is inputted to the fourth input terminal, a first level signal is inputted to the fifth input terminal, and a second level signal is inputted to the sixth input terminal being; and, wherein
the first input module comprises a first transistor and a second transistor, a gate electrode of the first transistor being connected with the first input terminal, a source electrode of the first transistor being connected with the fifth input terminal, a drain electrode of the first transistor being connected with a first node, a gate electrode of the second transistor being connected with the first input terminal, a source electrode of the second transistor being connected with the fourth input terminal, and a drain electrode of the second transistor being connected with a second node,
the second input module being connected with the second input terminal, the third input terminal and the fourth input terminal, and the second input terminal being electrically connected with the first input module at the first node, and
the output module being connected with the fifth input terminal, the sixth input terminal and the first output terminal, the output module being electrically connected with the first input module at the first node and the second node, and the output module being electrically connected with the second input module at the first node.

US Pat. No. 9,911,932

ORGANIC ELECTROLUMINESCENT MATERIAL AND ORGANIC OPTOELECTRONIC DEVICE

SHANGHAI TIANMA AM-OLED C...

1. A compound of the following chemical formula (I):

wherein: in the chemical formula (I),
X1 to X2 are independently selected from O, S,


 and substituted or unsubstituted methylene, and a substituent is selected from hydrogen, deuterium, C1 to C30 alkyl, C1 to C30 heteroatom-substituted alkyl, C6 to C30 aryl, and C2 to C30 heteroaryl;

X3 is selected from O, S, substituted or unsubstituted methylene, substituted or unsubstituted methylene, and substituted or
unsubstituted silylene, and a substituent is selected hydrogen, deuterium, C1 to C30 alkyl, C1 to C30 heteroatom-substituted alkyl, C6 to C30 aryl, and C2 to C30 heteroaryl; and

R1 to R17 are independently selected from hydrogen, deuterium, C1 to C30 alkyl, C1 to C30 heteroatom-substituted alkyl, C6 to C30 aryl, and C2 to C30 heteroaryl.

US Pat. No. 9,812,082

PIXEL CIRCUIT, DRIVING METHOD, DISPLAY PANEL AND DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. A pixel circuit comprising a first transistor, a second transistor, a third transistor, a fourth transistor, a fifth transistor,
a sixth transistor, a driving transistor, a storage capacitor and a light emitting element,
wherein a magnitude of a driving current of the driving transistor is determined by a gate-source voltage of the driving transistor;
the first transistor is controlled by a first driving signal and is configured to transmit a first power supply signal to
a drain of the driving transistor;

the second transistor is controlled by a first scanning signal and is configured to transmit the first power supply signal
to a first plate of the storage capacitor and a gate of the driving transistor;

the third transistor is controlled by a second scanning signal and is configured to transmit a data signal to a source of
the driving transistor;

the fourth transistor is controlled by a second driving signal and is configured to transmit a voltage of the source of the
driving transistor to a second plate of the storage capacitor;

the fifth transistor is controlled by the first scanning signal and is configured to transmit a first reference voltage to
the second plate of the storage capacitor;

the sixth transistor is controlled by the second driving signal and is configured to transmit the driving current from the
driving transistor to an anode of the light emitting element; and

a cathode of the light emitting element is connected to a second power supply signal, and the light emitting element is configured
to emit light in response to the driving current,

wherein a gate of the first transistor receives the first driving signal, a first electrode of the first transistor receives
the first power supply signal, and a second electrode of the first transistor is electrically connected to a fourth node;

a gate of the second transistor receives the first scanning signal, a first electrode of the second transistor is electrically
connected to a first node, and a second electrode of the second transistor is electrically connected to the fourth node;

the gate of the driving transistor is electrically connected to the first node, the drain of the driving transistor is electrically
connected to the fourth node, and the source of the driving transistor is electrically connected to a third node;

a gate of the third transistor receives the second scanning signal, a first electrode of the third transistor receives the
data signal, and a second electrode of the third transistor is electrically connected to the third node;

a gate of the fourth transistor receives the second driving signal, a first electrode of the fourth transistor is electrically
connected to a second node, and a second electrode of the fourth transistor is electrically connected to the third node;

a gate of the fifth transistor receives the first scanning signal, a first electrode of the fifth transistor is electrically
connected to the second node, and a second electrode of the fifth transistor receives the first reference voltage;

a gate of the sixth transistor receives the second driving signal, a first electrode of the sixth transistor is electrically
connected to the third node, a second electrode of the sixth transistor is electrically connected to the anode of the light
emitting element, and

the cathode of the light emitting element receives the second power supply signal; and
the first plate of the storage capacitor is electrically connected to the first node, and the second plate of the storage
capacitor is electrically connected to the second node.

US Pat. No. 9,361,827

ORGANIC LIGHT EMITTING DIODE PIXEL COMPENSATION CIRCUIT, DISPLAY PANEL AND DISPLAY DEVICE

Shanghai Tianma AM-OLED C...

1. An organic light emitting diode pixel compensation circuit configured to drive an organic light emitting diode to emit
light, wherein the organic light emitting diode pixel compensation circuit comprises:
a first transistor,
a second transistor,
a third transistor,
a fourth transistor,
a first capacitor,
a second capacitor, and
a drive transistor, wherein when the third transistor and the fourth transistor are both turned on, the gate of the drive
transistor is reset, wherein:

the first transistor is configured to transmit a data signal to a first pole of the first capacitor based on a scan signal,
the second transistor is configured to transmit a reference signal to the first pole of the first capacitor based on a first
light emission signal,

the third transistor is configured to connect a gate of the drive transistor with a drain of the drive transistor based on
the scan signal to read the difference between supply voltage and threshold voltage of the drive transistor and to transmit
the difference to a second pole of the first capacitor and to a first pole of the second capacitor,

the fourth transistor is configured to provide the organic light emitting diode with drive current generated by the drive
transistor based on a second light emission signal,

the first capacitor is configured to store the received voltage and to couple a voltage value based on the change in voltage
on the first pole of the first capacitor onto the second pole of the first capacitor,

the second capacitor is configured to receive the supply voltage at a second pole of the second capacitor,
the drive transistor is configured to generate the drive current based on the supply voltage and the voltage on the second
pole of the first capacitor, and

the organic light emitting diode is configured to emit light corresponding to the drive current generated by the drive transistor.

US Pat. No. 10,101,833

DISPLAY PANEL AND MANUFACTURING METHOD THEREFOR, AND DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. A display panel comprising:a first substrate and a second substrate disposed opposite to the first substrate;
an organic light emitting layer disposed between the first substrate and the second substrate, wherein the organic light emitting layer comprises a planar cathode layer, a plurality of anodes, and a light emitting layer;
a planar cathode protection layer disposed on the cathode layer;
a first touch layer disposed on the cathode protection layer; and
a second touch layer disposed on one side, which is away from the second substrate, of the first substrate,
wherein the first touch layer comprises a plurality of first touch electrodes, and a projection of each of the plurality of first touch electrodes on the second substrate is overlapped with a projection of a respective one of the plurality of anodes on the second substrate,
wherein the second touch layer comprises a plurality of second touch electrodes, and the plurality of first touch electrodes intersect the plurality of second touch electrodes, and
wherein the second touch layer further comprises a first passivation layer disposed on the second touch electrodes, the first passivation layer comprises a plurality of first passivation layer structures disposed on the plurality of second touch electrodes and each of the plurality of first passivation layer structures covers a respective one of the plurality of second touch electrodes.

US Pat. No. 9,412,300

PIXEL COMPENSATING CIRCUIT AND METHOD OF ORGANIC LIGHT EMITTING DISPLAY

Shanghai Tianma AM-OLED C...

1. A pixel compensating circuit of an organic light emitting display comprising: a first transistor, a second transistor,
a third transistor, a fourth transistor, a fifth transistor, a driving transistor, a first capacitor, and an organic light
emitting diode element; wherein:
the first transistor is controlled by a first driving signal to control transmission of a data signal to a first electrode
plate of the first capacitor;

the second transistor is controlled by a second driving signal to control transmission of a reference voltage signal to the
first electrode plate of the first capacitor;

the driving transistor is configured to determine a size of driving current which depends on a voltage difference between
a gate electrode and a source electrode of the driving transistor;

the third transistor is controlled by the first driving signal to control connection and disconnection between the gate electrode
and a drain electrode of the driving transistor;

the fourth transistor is controlled by a third driving signal to transmit the driving current from the driving transistor
to the organic light emitting diode element;

the fifth transistor is controlled by a fourth driving signal to control transmission of a supply voltage to the source electrode
of the driving transistor;

a cathode of the organic light emitting diode element is connected to a low potential, and the organic light emitting diode
element is configured to emit light in response to the driving current; and

wherein a driving timing of the pixel compensating circuit comprises a node resetting stage, a threshold detecting stage,
a data inputting stage and a light emitting stage.

US Pat. No. 9,252,394

ORGANIC LIGHT EMITTING DISPLAY APPARATUS ENCAPSULATED WITH HYDROPHOBIC ORGANIC FILM AND MANUFACTURING METHOD THEREOF

Shanghai Tianma AM-OLED C...

1. An organic light emitting display apparatus, comprising:
a substrate,
an organic light emitting unit on the substrate; and
a film encapsulation layer on the organic light emitting unit, wherein the film encapsulation layer comprises a hydrophobic
organic layer disposed at an outermost portion of the film encapsulation layer,

wherein the hydrophobic organic layer is a fluorinated hybrid polymer organic film, and the fluorinated hybrid polymer organic
film comprises, in atomic percent, 10 at % to 50 at % of fluorine atom F, 1 at % to 30 at % of silicon atom Si, 1 at % to
30 at % of oxygen atom O, and 15 at % to 50 at % of carbon atom C.

US Pat. No. 9,449,799

FILM DEPOSITION DEVICE

SHANGHAI TIANMA AM-OLED C...

1. A film deposition device, comprising:
a driver;
a sputtering target assembly; and
at least one rotatable magnetoelectric device located at the back of the sputtering target assembly, wherein the rotatable
magnetoelectric device comprises:

a transmission, comprising:
a conveyor belt, and
at least one pair of gears which cooperate with the conveyor belt and are disposed at an inner side of the conveyor belt,
wherein an axial direction of the gears is substantially parallel to a surface of the sputtering target assembly, and

a first set of magnets, wherein the first set of magnets are disposed outside of the conveyor belt,
wherein the driver is configured to cause the gears to rotate;
the film deposition device further comprising at least one reciprocating transmission, which is located at the back of the
sputtering target assembly and is disposed in parallel with the rotatable magnetoelectric device,

wherein a second set of magnets, which includes a plurality of second magnets, is disposed on the reciprocating transmission,
and the reciprocating transmission is configured to cause the second set of magnets to move reciprocally in parallel to the
axial direction, and a speed of reciprocating motion of each of the second magnets is adjusted to control thickness of a deposited
film;

wherein the first set of magnets comprises a plurality of first magnets, and a plurality of adjusting screws; the plurality
of first magnets are evenly spaced and disposed on the conveyor belt each of the plurality of adjusting screws corresponds
to a respective one of the plurality of first magnets, has a head in contact with the inner side of the conveyor belt, and
is configured to adjust the distance between the respective one of the plurality of first magnets and the sputtering target
assembly, and

wherein the plurality of second magnets are evenly spaced and configured to move reciprocally in parallel to the axial direction,
each of the plurality of second magnets is driven by a respective one of reciprocating driving motors of the driver.

US Pat. No. 9,305,493

ORGANIC LIGHT EMITTING DIODE PIXEL CIRCUIT AND DISPLAY DEVICE

Shanghai Tianma AM-OLED C...

1. An Organic Light Emitting Diode (OLED) pixel circuit, comprising a drive signal generation module, an OLED, a drive transistor
and a switch module, wherein:
the OLED and the switch module are connected in series and then connected between a first terminal of the drive signal generation
module and a first drive signal source;

a source of the drive transistor is connected with a second terminal of the drive signal generation module,
a gate of the drive transistor is connected with a third terminal of the drive signal generation module,
a drain of the drive transistor is connected with a fourth terminal of the drive signal generation module,
the drain of the drive transistor is connected with a second drive signal source, and
a fifth terminal of the drive signal generation module is connected with a data signal;
wherein the drive signal generation module is configured:
in a threshold voltage reading phase, to have its first terminal connected with its second terminal and have its third terminal
connected with its fourth terminal and to read and store a threshold voltage of the drive transistor from a jump from a first
data signal to a second data signal received by its fifth terminal;

in a signal loading phase, to have its first terminal disconnected from its second terminal and have its third terminal connected
with its fourth terminal and to generate and store a drive signal from a third data signal received by its fifth terminal
and the threshold voltage of the drive transistor stored by itself in the threshold voltage reading phase;

in a wait phase, to have its first terminal connected with its second terminal and have its third terminal disconnected from
its fourth terminal, to store the second data signal received by its fifth terminal and to control the drive transistor by
the drive signal stored by itself in the signal loading phase to drive the OLED to emit light; and

in a light emitting phase, to have its first terminal connected with its second terminal and have its third terminal disconnected
from its fourth terminal, to stop receiving the data signal and to control the drive transistor Td by the drive signal stored
by itself in the signal loading phase to drive the OLED to emit light, wherein the second data signal is higher in voltage
than the first data signal, and the third data signal is a data voltage signal required for display by a pixel element where
the pixel circuit is located; and

the switch module is configured to be turned off in both the threshold voltage reading phase and the signal loading phase
and to be turned on in both the wait phase and the light emitting phase.

US Pat. No. 9,923,150

ORGANIC ELECTROLUMINESCENT COMPOUND AND ORGANIC PHOTOELECTRIC APPARATUS THEREOF

SHANGHAI TIANMA AM-OLED C...

1. A nitrogen-containing heterocyclic compound having a general formula (I):

wherein A1, A2, A3, A4, A5, A6, A7, and A8 are independently selected from a group consisting of a hydrogen atom, a compound having a general formula (II) and a compound
having a general formula (III); and A1, A2, A3, A4, A5, A6, A7, and A8 include at least one compound having the general formula (II) and at least one compound having the general formula (III),

the general formula (II) being:

wherein Y1, Y2, and Y3 are independently selected from a group consisting of C and N; R3 and R4 are independently selected from a group consisting of C6-30 aromatic group and C2-30 heterocyclic aromatic group, and

the general formula (III) being:

X is selected from a group consisting of any one of oxyl group (—O—), sulfhydryl group (—S—), substituted or non-substituted
imino group, substituted or non-substituted methylene group, and substituted or non-substituted silicylene group; R5, R6, R7, R8, R9, R10, R11, and R12 are independently selected from a group consisting of hydrogen, deuterium, C1-30 alkyl group, C6-30 aromatic group, and C2-30 heterocyclic aromatic group.

US Pat. No. 9,653,179

SHIFT REGISTER, DRIVING METHOD AND GATE DRIVING CIRCUIT

SHANGHAI TIANMA AM-OLED C...

1. A shift register, comprising a first transistor, a second transistor, a third transistor, a fourth transistor, a fifth
transistor, a sixth transistor, a seventh transistor, an eighth transistor, a ninth transistor, a first storage capacitor
and a second storage capacitor; wherein
the first transistor is controlled by a voltage of a first node and is configured to transmit a first reference voltage to
an output terminal of the shift register;

the second transistor is controlled by a voltage of a second node and is configured to transmit a second reference voltage
to the output terminal of the shift register, wherein the second reference voltage is lower than the first reference voltage;

the third transistor is controlled by a first clock signal and is configured to transmit the first reference voltage to the
first node;

the fourth transistor is controlled by a voltage of a third node and is configured to transmit a second clock signal to the
first node;

the fifth transistor is controlled by the first clock signal and is configured to transmit a control signal to the second
node;

the sixth transistor is controlled by the first clock signal and is configured to transmit an input signal to a fourth node;
the seventh transistor is controlled by a voltage of the fourth node and is configured to transmit the first reference voltage
to the third node;

the eighth transistor is controlled by the first clock signal and is configured to transmit a voltage of a fifth node to the
third node;

the ninth transistor is controlled by the second reference voltage and is configured to transmit the second reference voltage
to the fifth node;

the voltage of the fourth node is input to one polar plate of the first storage capacitor, and the first reference voltage
is input to the other polar plate of the first storage capacitor; and

the voltage of the second node is input to one polar plate of the second storage capacitor, and a voltage of the output terminal
is input to the other polar plate of the second storage capacitor.

US Pat. No. 9,673,180

ARRAY SUBSTRATE OF ORGANIC LIGHT-EMITTING DIODES AND METHOD FOR PACKAGING THE SAME

SHANGHAI TIANMA AM-OLED C...

1. An array substrate of organic light-emitting diodes (OLEDs), comprising a plurality of packaged OLED display panels arranged
in an array of rows and columns and to be separated from each other through a cutting, wherein the display panel includes
a display area, at least two adjacent display panels are connected through a frame adhesive disposed at an edge frame surrounding
the display area but not covering the display area, and there is no cutting headroom between at least one side of the at least
two adjacent display panels.

US Pat. No. 9,437,325

TFT ARRAY SUBSTRATE, DISPLAY PANEL AND DISPLAY DEVICE

Shanghai Tianma AM-OLED C...

1. A TFT array substrate, comprising:
a plurality of gate lines; and
a gate driving circuit connected to the gate lines, comprising a plurality of stages of shift registers, wherein odd-numbered
stages of shift registers from the plurality of stages of shift registers are cascaded-connected to each other, even-numbered
stages of shift registers from the plurality of stages of shift registers are cascaded-connected to each other, and the odd-numbered
stages of shift registers and the even-numbered stages of shift registers are disposed at both ends of the gate lines, respectively,

wherein the gate driving circuit further comprises a first pulse signal line, a second pulse signal line, a third pulse signal
line and a fourth pulse signal line, and each of the plurality of stages of shift registers comprises a first clock signal
terminal, a second clock signal terminal, and a reset terminal,

wherein the first clock signal terminal of the i-th stage of shift register is connected to the first pulse signal line to
receive a first pulse signal; the second clock signal terminal of the i-th stage of shift register is connected to the second
pulse signal line to receive a second pulse signal,

wherein the reset terminal of the i-th stage of shift register is connected to the third pulse signal line to receive a third
pulse signal, wherein i is a positive integer, and

wherein the first clock signal terminal of the (i+1)-th stage of shift register is connected to the third pulse signal line
to receive the third pulse signal; the second clock signal terminal of the (i+1)-th stage of shift register is connected to
the fourth pulse signal line to receive a fourth pulse signal; and the reset terminal of the (i+1)-th stage of shift register
is connected to the second pulse signal line to receive the second pulse signal.

US Pat. No. 9,653,022

PIXEL CIRCUIT OF ORGANIC LIGHT-EMITTING DISPLAY AND METHOD OF DRIVING THE SAME, AND ORGANIC LIGHT-EMITTING DISPLAY

SHANGHAI TIANMA AM-OLED C...

1. A pixel circuit of an organic light-emitting display, comprising:
a first thin film transistor, a second thin film transistor, a third thin film transistor, a fourth thin film transistor,
a fifth thin film transistor, a first capacitor, and a light-emitting diode;

a gate of the first thin film transistor is connected with a first electrode of the third thin film transistor, a first electrode
of the first thin film transistor is connected with a second electrode of the fifth thin film transistor, and a second electrode
of the first thin film transistor is connected with a first electrode of the second thin film transistor;

a gate of the second thin film transistor is connected with a light emission control signal line, a second electrode of the
second thin film transistor is connected with a cathode of the light-emitting diode, and an anode of the light-emitting diode
is connected with a first power supply;

a gate of the third thin film transistor is connected with a first signal line, and a second electrode of the third thin film
transistor is connected with the first electrode of the second thin film transistor;

a gate of the fourth thin film transistor is connected with the first signal line, a first electrode of the fourth thin film
transistor is connected with the first electrode of the first thin film transistor and the second electrode of the fifth thin
film transistor, and a second electrode of the fourth thin film transistor is connected with a data line;

a gate of the fifth thin film transistor is connected with the light emission control signal line, and a first electrode of
the fifth thin film transistor is connected with a second power supply; and

the first capacitor is connected between the anode of the light-emitting diode and the gate of the first thin film transistor.

US Pat. No. 9,455,303

WHITE ORGANIC LIGHT EMITTING DEVICE

Shanghai Tianma AM-OLED C...

1. A white organic light emitting device, comprising:
a first light emitting unit, comprising a first light emitting element, wherein the first light emitting element comprises
blue light emitting material;

a second light emitting unit, comprising a second light emitting element, wherein the second light emitting element comprises
yellow light emitting material; and

a third light emitting unit, comprising a third light emitting element, wherein the third light emitting element comprises
yellow light emitting material;

wherein the first light emitting unit, the second light emitting unit and the third light emitting unit are arranged in parallel,
wherein the first light emitting unit comprises a pair of a cathode and an anode and the first light emitting element is arranged
therebetween; the second light emitting unit comprises a pair of a cathode and an anode and the second light emitting element
is arranged therebetween; and the third light emitting unit comprises a pair of a cathode and an anode and the third light
emitting element is arranged therebetween,

wherein a hole injection layer, a hole transport layer, an electron injection layer and an electron transport layer are between
each pair of the anodes and the cathodes of the first light emitting unit, the second light emitting unit and the third light
emitting unit,

wherein the anode of the first light emitting unit comprises a first ITO layer with a thickness of 15 nm, an Ag reflective
layer with a thickness of 100 nm and a second ITO layer with a thickness of 15 nm, which are sequentially stacked;

the hole injection layer of the first light emitting unit comprises a first hole injection layer, which is made of CuPc and
has a thickness of 30 nm, and a second hole injection layer, which is made of 2,3,6,7,10,11-hexacyano-1,4,5,8,9,12-hexaazatriphenylene
(HAT-CN) and has a thickness of 60 nm, and the first hole injection layer and the second hole injection layer are sequentially
stacked;

the hole transport layer of the first light emitting unit is made of 4,4?-Cyclohexylidenebis[N,N-bis(4-methylphenyl)aniline]
(TAPC) and has a thickness of 40 nm;

the electron transport layer of the first light emitting unit is made of 2,9-dimethyl-4.7-diphenyl-1,10-phenanthroline (BCP)
and has a thickness of 30 nm;

the electron injection layer of the first light emitting unit is made of Liq(8-hydroxy-quinolinato lithium) and has a thickness
of 10 nm;

the cathode of the first light emitting unit is formed through co-evaporation of magnesium and silver and has a thickness
of 15 nm; and

the first light emitting element of the first light emitting unit is made of 5% doped FIrpic:mCP which is Bis[2-(4,6-difluorophenyl)pyridinato-C2,
N](picolinato) iridium(III): 1,3-Di-9-carbazolylbenzene, and has a thickness of 25 nm,

wherein the anode of the second light emitting unit comprises a first ITO layer with a thickness of 15 nm, an Ag reflective
layer with a thickness of 100 nm and a second ITO layer with a thickness of 15 nm, which are sequentially stacked;

the hole injection layer of the second light emitting unit comprises a first hole injection layer, which is made of CuPc and
has a thickness of 30 nm, and a second hole injection layer, which is made of 2,3,6,7,10,11-hexacyano-1,4,5,8,9,12-hexaazatriphenylene
(HAT-CN) and has a thickness of 100 nm, and the first hole injection layer and the second hole injection layer are sequentially
stacked;

the hole transport layer of the second light emitting unit is made of 4,4?-Cyclohexylidenebis[N,N-bis(4-methylphenyl) aniline]
(TAPC) and has a thickness of 40 nm;

the electron transport layer of the second light emitting unit is made of 2,9-dimethyl-4,7-diphenyl-1,10-phenanthroline (BCP)
and has a thickness of 30 nm;

the electron injection layer of the second light emitting unit is made of Liq(8-hydroxy-quinolinato lithium) and has a thickness
of 10 nm;

the cathode of the second light emitting unit is formed through co-evaporation of magnesium and silver and has a thickness
of 15 nm; and

the second light emitting element of the second light emitting unit is made of 4% doped Ir(2-phq)2(acac):CBP which is Tris(2-phenylquinoline-C2, N?)iridium(III): 4,4?-Bis(N-carbazolyl)-1,1?-biphenyl, and has a thickness of 30 nm, and

wherein the anode of the third light emitting unit comprises a first ITO layer with a thickness of 15 nm, an Ag reflective
layer with a thickness of 100 nm and a second ITO layer with a thickness of 15 nm, which are sequentially stacked;

the hole injection layer of the third light emitting unit comprises a first hole injection layer, which is made of CuPc and
has a thickness of 30 nm, and a second hole injection layer, which is made of 2,3,6,7,10,11-hexacyano-1,4,5,8,9,12-hexaazatriphenylene
(HAT-CN) and has a thickness of 140 nm, and the first hole injection layer and the second hole injection layer are sequentially
stacked;

the hole transport layer of the third light emitting unit is made of 4,4?-Cyclohexylidenebis[N,N-bis(4-methylphenyl) aniline]
(TAPC) and has a thickness of 40 nm;

the electron transport layer of the third light emitting unit is made of 2,9-dimethyl-4,7-diphenyl-1,10-phenanthroline (BCP)
and has a thickness of 30 nm;

the electron injection layer of the third light emitting unit is made of Liq(8-hydroxy-quinolinato lithium) and has a thickness
of 10 nm;

the cathode of the third light emitting unit is formed through co-evaporation of magnesium and silver and has a thickness
of 15 nm; and

the third light emitting element of the third light emitting unit is made of 4% doped Ir(2-phq)2(acac):CBP which is Tris(2-phenylquinoline-C2, N?)iridium(III): 4,4?-Bis(N-carbazolyl)-1,1?-biphenyl, and has a thickness is 40 nm.

US Pat. No. 9,202,414

ORGANIC LIGHT-EMITTING DIODE PIXEL CIRCUIT, DISPLAY PANEL AND DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. An organic light-emitting diode pixel circuit, comprising:
a signal loading module;
an organic light-emitting diode;
a drive transistor connected to the signal loading module and configured to provide a current to the organic light-emitting
diode;

a storage capacitor connected to the drive transistor; and
first and second switch modules configured to selectively control current to and from the drive transistor,
wherein a first terminal of the signal loading module is connected with a data signal for a current image frame, a second
terminal of the signal loading module is connected with a first scan signal, a third terminal of the signal loading module
is connected with a gate of the drive transistor and a first terminal of the storage capacitor, a fourth terminal of the signal
loading module is connected with a second scan signal, a fifth terminal of the signal loading module is connected with a first
voltage signal, and a sixth terminal of the signal loading module is connected with a second terminal of the storage capacitor,
a cathode of the organic light-emitting diode, and a first terminal of the first switch module, and

wherein an anode of the organic light-emitting diode is configured to receive a high-level signal, a second terminal of the
first switch module is connected with a source of the drive transistor, a first terminal of the second switch module is connected
with a drain of the drive transistor, and a second terminal of the second switch module is connected with a low-level signal,
and

wherein the voltage of the first voltage signal is higher than the voltage of the high-level signal.

US Pat. No. 9,584,127

INVERTER, DRIVING CIRCUIT AND DISPLAY PANEL

SHANGHAI TIANMA AM-OLED C...

1. An inverter, comprising a first transistor, a second transistor, a third transistor, a fourth transistor, a fifth transistor,
a first capacitor and a second capacitor; wherein:
a gate electrode of the first transistor is electrically connected with an initial signal input terminal for receiving an
initial signal, a source electrode of the first transistor is electrically connected with a first electrical level signal
input terminal for receiving a first electrical level signal, and a drain electrode of the first transistor is electrically
connected with a source electrode of the second transistor and a gate electrode of the fifth transistor;

a drain electrode of the second transistor is electrically connected, via the first capacitor, with a first clock signal input
terminal for receiving a first clock signal;

a gate electrode of the third transistor is electrically connected with a second clock signal input terminal for receiving
a second clock signal, a source electrode of the third transistor is electrically connected with the drain electrode of the
second transistor, and a drain electrode of the third transistor is electrically connected with a second electrical level
signal input terminal for receiving a second electrical level signal;

a gate electrode of the fourth transistor is electrically connected with the initial signal input terminal, a source electrode
of the fourth transistor is electrically connected with the first electrical level signal input terminal, and a drain electrode
of the fourth transistor is electrically connected with an output terminal for outputting an output signal; and

a source electrode of the fifth transistor is electrically connected with the output terminal, and a drain electrode of the
fifth transistor is electrically connected with the second electrical level signal input terminal;

wherein reverse conduction of the second transistor is prevented through control over the gate electrode of the second transistor,
the second capacitor is configured to maintain an electrical potential at the gate electrode of the fifth transistor, and
the initial signal and the output signal are inverse to each other.

US Pat. No. 9,337,249

OLED DISPLAY PANEL AND METHOD OF MANUFACTURING THE SAME AND DISPLAY APPARATUS

Shanghai Tianma AM-OLED C...

1. An Organic Light Emitting Diode (OLED) display panel comprising:
a substrate;
a plurality of power lines disposed on the substrate;
a reflection layer disposed on the power lines, wherein the reflection layer is electrically connected with the power lines;
an anode disposed on the reflection layer;
an optical modulation layer disposed between the reflection layer and the anode;
a cathode disposed on the anode; and
an organic emitting device layer disposed between the anode and the cathode,
wherein the reflection layer is insulated from the anode, and the OLED display panel is configured to transmit light from
a side of the reflection layer away from the substrate.

US Pat. No. 9,336,900

SHIFT REGISTER AND METHOD OF DRIVING THE SAME, AND GROUP OF SHIFT REGISTERS AND METHOD OF DRIVING THE SAME

Shanghai Tianma AM-OLED C...

1. A shift register, comprising:
a first transistor;
a second transistor;
a third transistor;
a fourth transistor;
a fifth transistor; and
a sixth transistor,
wherein:
a gate of the first transistor is connected to a first clock signal terminal, a source of the first transistor is connected
to a first input signal terminal, and a drain of the first transistor is connected to a source of the second transistor and
a gate of the sixth transistor,

a gate of the second transistor is connected to a first level signal terminal, the source of the second transistor is connected
to the drain of the first transistor and the gate of the sixth transistor, and a drain of the second transistor is connected
to a gate of the third transistor,

the gate of the third transistor is connected to the drain of the second transistor, a source of the third transistor is connected
to a second clock signal terminal, and a drain of the third transistor is connected to an output terminal and a drain of the
fifth transistor,

a gate of the fourth transistor is connected to a source of the fourth transistor, the gate and the source of the fourth transistor
are connected to a second input signal terminal, and a drain of the fourth transistor is connected to a gate of the fifth
transistor and a drain of the sixth transistor,

the gate of the fifth transistor is connected to the drain of the fourth transistor and the drain of the sixth transistor,
a source of the fifth transistor is connected to a second level signal terminal and a source of the sixth transistor, and
the drain of the fifth transistor is connected to the output terminal and the drain of the third transistor, and

the gate of the sixth transistor is connected to the drain of the first transistor and the source of the second transistor,
the source of the sixth transistor is connected to the second level signal terminal and the source of the fifth transistor,
and the drain of the sixth transistor is connected to the drain of the fourth transistor and the gate of the fifth transistor.

US Pat. No. 9,614,179

DISPLAY PANEL, METHOD OF MANUFACTURING THE SAME AND DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. A display panel, comprising:
a first substrate and a second substrate disposed opposite to each other, the first substrate having a convex section on an
outer periphery, the convex section defining a concave groove facing the second substrate, wherein the concave groove is surrounded
by the convex section on the outer periphery of the first substrate;

an electrode layer disposed on an inside surface of the concave groove and including at least one first conductive section
extending outward from inside of the concave groove to a top end surface of the convex section; and

at least one second conductive section disposed on the second substrate and electrically connected with the first conductive
section at the top end surface of the convex section.

US Pat. No. 9,608,048

TOUCH DISPLAY DEVICE AND METHOD FOR MANUFACTURING THE SAME

SHANGHAI TIANMA AM-OLED C...

1. A touch display device, comprising:
a first substrate;
a second substrate disposed opposite to the first substrate; and
at least one touch signal transmission unit disposed at a periphery region of the touch display device, the at least one touch
signal transmission unit comprising:

a first conductive layer located above a side of the first substrate facing the second substrate;
a second conductive layer located above a side of the second substrate facing the first substrate;
a touch signal transmission layer located between the second conductive layer and the second substrate and electrically connected
to the first conductive layer via the second conductive layer; and

a spacer located between the first substrate and the second substrate, a vertical projection of the spacer onto the first
substrate at least partially overlapping respective vertical projections of the first conductive layer and the second conductive
layer onto the first substrate,

wherein the spacer is disposed in the at least one touch signal transmission unit, and the first conductive layer is in contact
with the second conductive layer without a touch occurring in a display region of the touch display device.

US Pat. No. 9,570,001

PIXEL CIRCUIT, DISPLAY PANEL, DISPLAY DEVICE AND DRIVING METHOD

SHANGHAI TIANMA AM-OLED C...

1. An organic light-emitting diode pixel circuit comprising a signal pre-storage module, a drive module, an organic light-emitting
diode, and a drive transistor;
the signal pre-storage module comprising:
a first end for receiving a data signal, in a current frame of image signal, to be displayed by a pixel;
a second end for receiving a gate line scan signal configured to enable a gate line connected with the pixel;
a third end connected with a second end of the drive module; and
a fourth end connected with a source of the drive transistor;
the drive module comprising:
a first end connected with a gate of the drive transistor, and
a third end connected with the source of the drive transistor;
wherein:
the source of the drive transistor receives a first drive signal, and a drain of the drive transistor is connected with an
anode of the organic light-emitting diode, and a cathode of the organic light-emitting diode receives a second drive signal;

the signal pre-storage module is configured to store the data signal received by the first end of the signal pre-storage module,
when a voltage of the first drive signal is higher than a voltage of the second drive signal and a gate line connected with
the pixel is enabled; and

the drive module is configured to drive the drive transistor by the first end of the drive module using a previous drive signal
to enable the organic light-emitting diode to emit light when the voltage of the first drive signal is higher than the voltage
of the second drive signal, the previous drive signal being generated by the drive module from a signal, in a previous frame
of image signal; and to generate a current drive signal from the data signal stored in the signal pre-storage module, when
the voltage of the first drive signal is not higher than the voltage of the second drive signal.

US Pat. No. 9,978,818

DISPLAY PANEL, DISPLAY DEVICE AND MANUFACTURING METHOD OF DISPLAY PANEL

SHANGHAI TIANMA AM-OLED C...

1. A display panel, comprising:a substrate;
a planarization layer disposed on the substrate;
a pixel definition layer disposed on the planarization layer, with a plurality of pixel regions being defined in the pixel definition layer, wherein the plurality of pixel regions include a red pixel region, a blue pixel region and a green pixel region; and
an organic common layer disposed on the pixel regions and the pixel definition layer;
wherein a recess is disposed in a portion of the pixel definition layer between adjacent pixel regions, the organic common layer partially covers the recess, and the recess encloses the green pixel region.

US Pat. No. 10,032,412

ORGANIC LIGHT EMITTING DIODE PIXEL DRIVING CIRCUIT, DISPLAY PANEL AND DISPLAY DEVICE

Shanghai Tianma AM-OLED C...

1. An organic light emitting diode pixel driving circuit, comprising:a pixel capacitor, comprising a first electrode and a second electrode, which is configured for storing received voltage and coupling a change valve of a voltage at the first electrode to the second electrode;
a driving transistor, for generating a driving current based on a power supply voltage and a voltage at the second electrode of the pixel capacitor;
a first transistor, for providing a reference voltage to the first electrode of the pixel capacitor under the control of a first light emitting signal, wherein the reference voltage is supplied via a reference voltage transmission line, and the first light emitting signal is supplied via a first light emitting signal transmission line;
a second transistor, for transmitting a high-level power supply voltage to the first electrode of the pixel capacitor under the control of a second light emitting signal, wherein the second light emitting signal is supplied via a second light emitting signal transmission line;
a third transistor and a fourth transistor, both for transmitting a difference between a data voltage and a threshold voltage of the driving transistor to the second electrode of the pixel capacitor under the control of a first scanning signal, wherein the first scanning signal is supplied via a first scanning line; and
an organic light emitting diode, which emits light under the control of the driving current generated by the driving transistor,
wherein in a first stage, the first light emitting signal is a digital signal at logic low level, the first scanning signal and the second light emitting signal are digital signals at logic high level, the first transistor is turned on, and the second transistor, the third transistor and the fourth transistor are turned off;
in a second stage, the first scanning signal and the first light emitting signal are digital signals at logic low level, the second light emitting signal is a digital signal at logic high level, the first transistor, the third transistor and the fourth transistor are turned on, and the second transistor is turned off; and
in a third stage, the first scanning signal and the first light emitting signal are digital signals at logic high level, the second light emitting signal is a digital signal at logic low level, the first transistor, the third transistor and the fourth transistor are turned off, and the second transistor is turned on.

US Pat. No. 9,805,650

ORGANIC LIGHT EMITTING DIODE PIXEL DRIVING CIRCUIT AND DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. An organic light emitting diode pixel driving circuit in a display panel, comprising:
a plurality of pixel elements;
a plurality of data lines;
a plurality of intra-pixel circuits, each comprising a signal loading module, a driving transistor, and an organic light emitting
diode, wherein the number of the plurality of intra-pixel circuits is an integer ranging from 2 to the total number of the
pixel elements on the display panel;

a common circuit, wherein a first terminal of the common circuit receives a first power supply signal, a second terminal of
the common circuit is connected respectively with a source of the driving transistor of each of the plurality of intra-pixel
circuits, wherein the common circuit is shared by the plurality of pixel elements;

wherein a first terminal of the signal loading module receives the first power supply signal, a second terminal of the signal
loading module is connected with the source of the driving transistor of each of the plurality of intra-pixel circuits, a
third terminal of the signal loading module is connected with a gate of the driving transistor of each of the plurality of
intra-pixel circuits, a fourth terminal of the signal loading module is connected with a drain of the driving transistor of
each of the plurality of intra-pixel circuits, a fifth terminal of the signal loading module is connected with an anode of
the organic light emitting diode of each of the plurality of the intra-pixel circuits, a cathode of the organic light emitting
diode receives a second power supply signal, and a sixth terminal of the signal loading module receives an image data signal,

wherein each of the signal loading modules is configured to receive a first scan signal and a second scan signal, in a signal
loading phase, under the control of the first scan signal and the second scan signal to load the image data signal received
by its sixth terminal to the source of the driving transistor of each of the plurality of the intra-pixel circuits by its
second terminal, to have its third terminal connected with its fourth terminal to generate and store a drive signal, and to
have its fourth terminal disconnected from its fifth terminal,

wherein each of the signal loading modules is configured, in a light emitting phase, under the control of the first scan signal
and the second scan signal to have its third terminal disconnected from its fourth terminal, to have its fourth terminal connected
with its fifth terminal, and to control the driving transistor of each of the plurality of intra-pixel circuits by the drive
signal stored in the signal loading phase and the signal at the source of the driving transistor of each of the plurality
of intra-pixel circuits to drive the organic light emitting diode of each of the plurality of the intra-pixel circuits to
emit light,

wherein the common circuit is configured to have its first terminal disconnected from its second terminal in the signal loading
phase, and to have its first terminal connected with its second terminal in the light emitting phase,

wherein in the light emitting phase, the drain current of the driving transistor of each of the plurality of intra-pixel circuits
is independent from threshold voltage of the driving transistor of each of the plurality of intra-pixel circuits, and is dependent
on a voltage of the first power supply signal and a voltage of the image data signal,

wherein each of the signal loading modules comprises a first drive signal generation and storage element,
wherein a first terminal of the first drive signal generation and storage element is the first terminal of the signal loading
module, a second terminal of the first drive signal generation and storage element is the third terminal of the signal loading
module, and a third terminal of the first drive signal generation and storage element is the fourth terminal of the signal
loading module,

wherein the first drive signal generation and storage element is configured to have its second terminal connected N ith its
third terminal in the signal loading phase to generate the drive signal from the signal at the source of the driving transistor
of each of the plurality of intra-pixel circuits and store the drive signal, and in the remaining period of the signal loading
phase and in the light emitting phase, to have its second terminal disconnected from its third terminal: and in the light
emitting phase, to control the driving transistor by the stored drive signal to drive the organic light emitting diode to
emit light,

wherein the first drive signal generation and storage element further comprises a first capacitor and a fourth switch transistor,
wherein one terminal of the first capacitor is the first terminal of the first drive signal generation and storage element,
and another terminal of the first capacitor is the second terminal of the first drip e signal generation and storage element,

wherein a first terminal of the fourth switch transistor is the second terminal of the first drive signal generation and storage
element, a gate of the fourth switch transistor receives the second scan signal, which is the same as a signal on a gate line
connected with the pixel element where the intra-pixel circuit comprising the first drive signal generation and storage element
is located, and a second terminal of the fourth switch transistor is the third terminal of the first drive signal generation
and storage element,

the gate of the fourth switch transistor receives the fourth scan signal, and a second terminal of the fourth switch transistor
is the third terminal of the second drive signal generation and storage element,

wherein the fourth switch transistor is configured to be turned on in the portion of the signal loading phase, and to be turned
off in the remaining portion of the signal loading phase and in the light emitting phase, and

wherein the first capacitor is configured to store the drive signal.

US Pat. No. 9,734,751

INVERTER, DRIVING CIRCUIT AND DISPLAY PANEL

SHANGHAI TIANMA AM-OLED C...

1. An inverter, comprising:
a first transistor, wherein a gate electrode of the first transistor is electrically connected with an initial signal input
terminal for receiving an initial signal, and a source electrode of the first transistor is electrically connected with a
second clock signal input terminal for receiving a second clock signal;

a second transistor, wherein a drain electrode of the second transistor is electrically connected, via a first capacitor,
with a first clock signal input terminal for receiving a first clock signal;

a third transistor, wherein a gate electrode of the third transistor is electrically connected with the second clock signal
input terminal for receiving the second clock signal, a source electrode of the third transistor is electrically connected
with the drain electrode of the second transistor, and a drain electrode of the third transistor is electrically connected
with a second electrical level signal input terminal for receiving a second electrical level signal;

a fourth transistor, wherein a gate electrode of the fourth transistor is electrically connected with the initial signal input
terminal, a source electrode of the fourth transistor is electrically connected with a first electrical level signal input
terminal, and a drain electrode of the fourth transistor is electrically connected with an output terminal for outputting
an output signal;

a fifth transistor, wherein a source electrode of the fifth transistor is electrically connected with the output terminal,
and a drain electrode of the fifth transistor is electrically connected with the second electrical level signal input terminal;

a sixth transistor, wherein a gate electrode of the sixth transistor is electrically connected with the first clock signal
input terminal for receiving the first clock signal, a drain electrode of the sixth transistor is electrically connected with
a gate electrode of the fifth transistor and is electrically connected with the output terminal via a second capacitor, and
a source electrode of the sixth transistor is electrically connected with a drain electrode of the first transistor;

wherein a gate electrode of the second transistor is controlled in such a way to prevent reverse conduction of the second
transistor, the second capacitor is configured to maintain an electrical potential at the gate electrode of the fifth transistor,
and the initial signal and the output signal are inverse to each other.

US Pat. No. 9,384,700

PIXEL CIRCUIT, ORGANIC ELECTROLUMINESCE DISPLAY PANEL AND DISPLAY DEVICE

Shanghai Tianma AM-OLED C...

1. A pixel circuit comprising:
a light emitting element, a first capacitor, a reset control module, a drive control module, a compensation control module,
and a light emission control module, wherein:

a first signal end of the reset control module is connected with a data signal end, a second signal end of the reset control
module is connected with a reset control signal end, and a third signal end of the reset control module is connected respectively
with a first end of the first capacitor and a first signal end of the light emission control module and a fourth signal end
of the reset control module is connected with a first scan signal end, a fifth signal end of the reset control module is connected
with a reset signal end, and a sixth signal end of the reset control module is connected respectively with a second end of
the first capacitor, a first signal end of the compensation control module and a first signal end of the drive control module;

a second signal end of the drive control module is connected with a first reference signal end, and a third signal end of
the drive control module is connected respectively with a second signal end of the compensation control module and a second
signal end of the light emission control module; and a third signal end of the compensation control module is connected with
a second scan signal end, wherein reset control signal end and the second scan signal end are not connected to a common signal
end;

a third signal end of the light emission control module is connected with a light emission control signal end, a fourth signal
end of the light emission control module is connected with a second reference signal end, and a fifth signal end of the light
emission control module is connected with a first end of the light emitting element; and a second end of the light emitting
element is connected with a third reference signal end;

in a reset phase, the reset control module provides a data signal transmitted from the data signal end to the first end of
the first capacitor under control of the reset control signal end, and the reset control module provides a reset signal transmitted
from the reset signal end into the second end of the first capacitor under control of the first scan signal end;

in a compensation phase, the drive control module charges the first capacitor through the compensation control module under
control of the second scan signal end; and

in a light emission phase, both the light emission control module and the first capacitor control the drive control module
to drive the light emitting element to emit light under control of the light emission control signal end; and wherein the
reset signal end is the first scan signal end or the second reference signal end.

US Pat. No. 9,728,128

PIXEL CIRCUIT, DRIVING METHOD THEREOF AND DISPLAY PANEL

SHANGHAI TIANMA AM-OLED C...

1. A pixel circuit, comprising:
a first transistor, configured to respond to a first scanning line signal and to transmit a first signal voltage to a first
electrode of a first capacitor;

the first capacitor, configured to store the first signal voltage, wherein a second electrode of the first capacitor is connected
to a gate electrode of a second transistor;

an organic light emitting diode arranged between a sixth transistor and a second power supply voltage;
the second transistor, configured to provide a drive current to the organic light emitting diode through the sixth transistor
according to a potential at the gate electrode of the second transistor; wherein the second transistor is arranged between
a first power supply voltage and the sixth transistor;

a third transistor, configured to respond to a second scanning line signal and to transmit a first potential signal on the
second scanning line signal to the second electrode of the first capacitor, wherein a gate electrode of the third transistor
is configured to receive the second scanning line signal, a second electrode of the third transistor is connected to the gate
electrode of the second transistor, and a third electrode of the third transistor is connected to the gate electrode of the
third transistor;

a fourth transistor, configured to respond to the first scanning line signal and to electrically connect a first electrode
of the second transistor to a third electrode of the second transistor to form a diode connection of the second transistor,
wherein the first power supply voltage is transmitted to the second electrode of the first capacitor through the second transistor;

a fifth transistor, configured to respond to a third scanning line signal and to transmit a second signal voltage to the first
electrode of the first capacitor, wherein the potential at the second electrode of the first capacitor changes in response
to the second signal voltage being transmitted to the first electrode of the first capacitor; and

the sixth transistor, configured to respond to a light emitting scanning line signal, to receive the drive current of the
second transistor, and to output the drive current to the organic light emitting diode.

US Pat. No. 9,605,336

MASK, METHOD FOR MANUFACTURING THE SAME AND PROCESS DEVICE

SHANGHAI TIANMA AM-OLED C...

1. A mask, comprising:
a transition region comprising at least one first region having a first thickness; and
at least two active regions separated by the transition region, wherein a thickness of the active regions is greater than
the first thickness;

wherein each of the active regions corresponds to a whole display area of a display panel and functions as an evaporation
region, wherein the transition region corresponds to a transition area between display panels and functions as a non-evaporation
region;

wherein each of the active regions comprises gaps for evaporation and non-etched portion, and wherein the thickness of the
active region is equal to the thickness of the non-etched portion.

US Pat. No. 9,601,057

PIXEL CIRCUIT, ORGANIC ELECTROLUMINESCE DISPLAY PANEL AND DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. A pixel circuit comprising: a light emitting element, a first capacitor, a reset control module, a drive control module,
a compensation control module, and a light emission control module, wherein:
a first signal end of the reset control module is connected with a data signal end, a second signal end of the reset control
module is connected with a reset control signal end, and a third signal end of the reset control module is connected respectively
with a first end of the first capacitor and a first signal end of the light emission control module; and a fourth signal end
of the reset control module is connected with a first scan signal end, a fifth signal end of the reset control module is connected
with a reset signal end, and a sixth signal end of the reset control module is connected respectively with a second end of
the first capacitor, a first signal end of the compensation control module and a first signal end of the drive control module;

a second signal end of the drive control module is connected with a first reference signal end, and a third signal end of
the drive control module is connected respectively with a second signal end of the compensation control module and a second
signal end of the light emission control module; and a third signal end of the compensation control module is connected with
a second scan signal end, wherein reset control signal end and the second scan signal end are not connected to a common signal
end;

a third signal end of the light emission control module is connected with a light emission control signal end, a fourth signal
end of the light emission control module is connected with a second reference signal end, and a fifth signal end of the light
emission control module is connected with a first end of the light emitting element; and a second end of the light emitting
element is connected with a third reference signal end;

in a reset phase, the reset control module provides a data signal transmitted from the data signal end to the first end of
the first capacitor under control of the reset control signal end, and the reset control module provides a reset signal transmitted
from the reset signal end into the second end of the first capacitor under control of the first scan signal end;

in a compensation phase, the drive control module charges the first capacitor through the compensation control module under
control of the second scan signal end; wherein the compensation control module comprises a first switch transistor having
a gate connected with the second scan signal end, a source connected with the third signal end of the drive control module,
and a drain connected with the second end of the first capacitor; wherein the first switch transistor is turned off in the
reset phase, and the first switch transistor is turned on in the compensation phase.

US Pat. No. 9,780,150

ORGANIC LIGHT EMITTING DIODE DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF

SHANGHAI TIANMA AM-OLED C...

1. An organic light emitting diode display device, comprising:
a substrate;
a pixel definition layer located on the substrate, wherein a plurality of pixel units arranged together are defined in the
pixel definition layer, at least one of the pixel units comprises two red sub pixels, two blue sub pixels, and four green
sub pixels, and each of the four green sub pixels comprises two green secondary sub pixels;

a first organic light emitting layer arranged in each of the two red sub pixels, wherein the first organic light emitting
layer comprises a first organic light emitting material for emitting light in a first primary color;

a second organic light emitting layer arranged in each of the two blue sub pixels, wherein the second organic light emitting
layer comprises a second organic light emitting material for emitting light in a second primary color; and

third organic light emitting layers arranged in the two green secondary sub pixels of each of the four green sub pixels, wherein
the third organic light emitting layer comprises a third organic light emitting material for emitting light in a third primary
color that has the strongest luminous characteristic;

wherein the third organic light emitting layers arranged in the two green secondary sub pixels of each of the four green sub
pixels are connected with each other.

US Pat. No. 9,899,609

ORGANIC ELECTROLUMINESCENT COMPOUND AND ORGANIC PHOTOELECTRIC APPARATUS THEREOF

SHANGHAI TIANMA AM-OLED C...

1. A nitrogen-containing heterocyclic compound having a general formula (I):

wherein A1, A2, A3, A4, A5, A6, A7, A8, A9, and A10 are independently selected from a nitrile group and a functional group having a general formula (II), and A1, A2, A3, A4, A5, A6, A7, A8, A9, and A10 include at least one nitrile group and at least one functional group having the general formula (II),

the general formula (II) being:

where R1, R2, R3, R4, R5, R6, R7, and R8 are independently selected from hydrogen atoms, deuterium atoms, C6-30 aromatic group and C2-30 heterocyclic aromatic group.

US Pat. No. 9,721,999

PIXEL ELEMENT STRUCTURE, ARRAY STRUCTURE AND DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. A pixel element structure, comprising:
first, second, and third sub-pixel elements, each comprising a light-emitting region, wherein at least one of the first, second,
and third sub-pixel elements comprises a light-transmitting region different from the light-emitting region and arranged as
a transparent film layer structure comprising a transparent insulation layer and a transparent organic film layer, wherein
the light-emitting region comprises an organic light-emitting diode light-emitting structure, and wherein the organic light-emitting
diode light-emitting structure comprises:

a first substrate, and
a nontransparent anode, a pixel defining layer, an organic layer and a cathode, sequentially arranged above the first substrate,
wherein when the pixel element structure is turned off, a scene on an opposite side of the pixel element structure is observed
by an observer on either side of the pixel element structure, and

when the pixel element structure is turned on, a scene on the opposite side of the pixel element structure is observed by
the observer on a side where no light is emitted, and a scene on the opposite side of the pixel element structure is not observed
by the observer on a side where the light is emitted.

US Pat. No. 9,774,014

ARRAY SUBSTRATE OF ORGANIC LIGHT-EMITTING DIODES AND METHOD FOR PACKAGING THE SAME

SHANGHAI TIANMA AM-OLED C...

1. A method for packaging an array substrate of organic light-emitting diodes (OLEDs), comprising a plurality of packaged
OLED display panels arranged in an array of rows and columns and to be separated from each other through a cutting, wherein
the display panel includes a display area, at least two adjacent display panels are connected through a frame adhesive disposed
at an edge frame surrounding the display area but not covering the display area, and there is no cutting headroom between
at least one side of the at least two adjacent display panels, the method comprising:
coating the frame adhesive to the at least two adjacent display panels so that there is no cutting headroom between at least
one side of the at least two adjacent display panels;

curing the frame adhesive using a first laser beam;
ablating the frame adhesive using a second laser beam at cut locations where cutting is desirable so that a broken area is
generated on a surface of the frame adhesive at the cut locations, wherein a power of the first laser beam is greater than
a power of the second laser beam; and

cutting the array substrate at the cut locations into single display panels.

US Pat. No. 9,805,656

ORGANIC LIGHT EMITTING DISPLAY DEVICE, PIXEL CIRCUIT OF THE SAME AND DRIVING METHOD THEREOF

SHANGHAI TIANMA AM-OLED C...

1. A pixel circuit of an organic light emitting display device, wherein the pixel circuit comprises:
a driving transistor, wherein a gate electrode of the driving transistor is connected with a first node;
a first transistor, wherein a drain electrode of the first transistor is connected with a source electrode of the driving
transistor, a source electrode of the first transistor is configured to receive a first power supply signal, and a gate electrode
of the first transistor is configured to receive a first scanning signal for turning on and off the first transistor;

a second transistor, wherein a drain electrode of the second transistor is connected with the source electrode of the driving
transistor, a source electrode of the second transistor is connected with the first node, and a gate electrode of the second
transistor is configured to receive a second scanning signal for turning on and off the second transistor;

a first capacitor, wherein a first terminal of the first capacitor is connected with the first node, and a second terminal
of the first capacitor is connected with a second node;

a second capacitor, wherein a first terminal of the second capacitor is connected with the first node, and a second terminal
of the second capacitor is connected with a third node;

a third transistor, wherein a drain electrode of the third transistor is connected with the third node, a source electrode
of the third transistor is configured to receive a data signal, and a gate electrode of the third transistor is configured
to receive a third scanning signal for turning on and off the third transistor;

a fourth transistor, wherein a source electrode of the fourth transistor is connected with the second node, and a gate electrode
of the fourth transistor is configured to receive a fourth scanning signal for turning on and off the fourth transistor;

a light emitting diode, wherein an anode of the light emitting diode is connected with the second node and a cathode of the
light emitting diode is configured to receive a second power supply signal; and

a compensating diode, wherein an anode of the compensating diode is connected with a drain electrode of the fourth transistor,
and a cathode of the compensating diode is configured to receive the second power supply signal;

wherein a plurality of working stages of the pixel circuit comprises:
an initialization stage, during which:
the first scanning signal turns on the first transistor,
the second scanning signal turns on the second transistor, and
a potential at the first node is initialized as a potential of the first power supply signal;
a threshold voltage acquiring stage, during which:
the first scanning signal turns off the first transistor, and
the first capacitor is discharged through the second transistor and the driving transistor until the potential at the first
node is brought substantially to the sum of a threshold voltage of the light emitting diode and a threshold voltage of the
driving transistor, and

a potential at the second node is equal to the threshold voltage of the light emitting diode;
a data writing and compensating stage, during which the fourth scanning signal turns on the fourth transistor,
a potential at the third node is equal to a potential of the data signal,
the potential at the second node is equal to a threshold voltage of the compensating diode,
the potential at the first node is determined by the data signal and a voltage difference between the threshold voltage of
the compensating diode and the threshold voltage of the light emitting diode;

and
a light emitting stage, during which:
the first scanning signal turns on the first transistor,
the second scanning signal turns off the second transistor,
the third scanning signal turns off the third transistor, the fourth scanning signal turns off the fourth transistor, and
the driving transistor is configured to drive the light emitting diode to emit light.

US Pat. No. 9,647,039

ARRAY SUBSTRATE, DISPLAY PANEL, DISPLAY DEVICE, AND FABRICATION METHOD THEREOF

SHANGHAI TIANMA AM-OLED C...

13. A display device containing the display panel according to claim 12.

US Pat. No. 9,853,241

ORGANIC LIGHT-EMITTING DISPLAY APPARATUS AND FABRICATION METHOD THEREOF

SHANGHAI TIANMA AM-OLED C...

1. An organic light-emitting display apparatus, comprising:
a substrate;
a device component layer disposed over the substrate;
a plurality of first electrodes disposed over the device component layer and one-to-one corresponding to a plurality of sub-pixels;
a pixel-defining layer having a plurality of opening regions to expose the first electrodes formed over the device component
layer;

a plurality of photo spacers, disposed on the pixel-defining layer and between adjacent opening regions, and surrounding at
least one opening region to provide a first photo spacer group along the at least one opening region in a first direction
and provide a second photo spacer group along the at least one opening region in a second direction different from the first
direction;

an organic light-emitting layer disposed in the at least one opening region of the pixel-defining layer and in contact with
the first electrodes; and

a second electrode disposed on the organic light-emitting layer,
wherein the first photo spacer group comprises a plurality of isolated first photo spacers, and the second photo spacer group
comprises a plurality of isolated second photo spacers, and

the first photo spacer group has a continuous projection on the first direction, and the second photo spacer group has a continuous
projection on the second direction.

US Pat. No. 9,837,628

DISPLAY PANEL AND DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. A display panel, comprising:
a substrate having a display region;
a plurality of pixel units arranged in an array and disposed in the display region of the substrate;
a conductive member and an encapsulation region disposed in a peripheral region of the display region;
a plurality of input pins electrically connected to the conductive member and transferring a voltage of an external power
supply to the conductive member; and

a plurality of power supply lines electrically connected to the conductive member and transferring the voltage from the conductive
member to the pixel units,

wherein the encapsulation region includes an encapsulation member and a frit metal disposed beneath the encapsulation member,
and

the conductive member is the frit metal disposed beneath the encapsulation member.

US Pat. No. 9,633,603

PIXEL COMPENSATING CIRCUIT AND METHOD OF ORGANIC LIGHT EMITTING DISPLAY

SHANGHAI TIANMA AM-OLED C...

1. A pixel compensating circuit of an organic light emitting display comprising:
a first capacitor;
a driving transistor, configured to provide a driving current determined by a voltage difference between the driving transistor's
gate electrode and source electrode;

an organic light emitting diode element, configured to emit light in response to the driving current, and a cathode of which
is connected to a low potential;

a first transistor, driven by a first driving signal, configured to transmit a data signal to the first capacitor's first
electrode plate;

a second transistor, driven by a second driving signal, configured to transmit a reference voltage signal to the first capacitor's
first electrode plate;

a third transistor, driven by the first driving signal, configured to act as a switch between the driving transistor's gate
electrode and drain electrode;

a fourth transistor, driven by a third driving signal, configured to transmit the driving transistor's driving current to
the organic light emitting diode element, wherein the third driving signal is provided by gate driving lines of the organic
light emitting display, and an electrode of the fourth transistor is connected with the organic light emitting diode element;
and

a fifth transistor, driven by a fourth driving signal, configured to transmit a supply voltage to the driving transistor's
source electrode,

wherein a driving timing of the pixel compensating circuit comprises a node resetting stage, a threshold detecting stage,
a data inputting stage and a light emitting stage.

US Pat. No. 9,704,435

ORGANIC LIGHT EMITTING DIODE PIXEL COMPENSATION CIRCUIT, AND DISPLAY PANEL AND DISPLAY DEVICE CONTAINING THE SAME

SHANGHAI TIANMA AM-OLED C...

1. An Organic Light Emitting Diode (OLED) pixel compensation circuit, configured to drive an OLED to emit light, the OLED
pixel compensation circuit comprising:
first, second, third, fourth, and fifth transistors; and
a storage capacitor,
wherein a gate electrode of the first transistor is directly electrically connected to a first scan signal, a first electrode
of the first transistor is directly electrically connected to a power supply voltage, and a second electrode of the first
transistor is directly electrically connected to a first electrode of the storage capacitor,

wherein a gate electrode of the second transistor is directly electrically connected to the first scan signal, a first electrode
of the second transistor is directly electrically connected to a data signal, and a second electrode of the second transistor
is directly electrically connected to a gate electrode of the third transistor,

wherein a first electrode of the third transistor is directly electrically connected to the power supply voltage, and a second
electrode of the third transistor is directly electrically connected to a first electrode of the fifth transistor,

wherein a gate electrode of the fourth transistor is directly electrically connected to a second scan signal, a first electrode
of the fourth transistor is directly electrically connected to the gate electrode of the third transistor, and a second electrode
of the fourth transistor is directly electrically connected to the first electrode of the storage capacitor, and the fourth
transistor is configured to transfer the data signal received by the first electrode of the fourth transistor to the first
electrode of the storage capacitor in response to the second scan signal,

wherein a gate electrode of the fifth transistor is directly electrically connected to a light emitting signal, and a second
electrode of the fifth transistor is directly electrically connected to a first electrode of the OLED,

wherein a second electrode of the storage capacitor is directly electrically connected to the first electrode of the fifth
transistor, and

wherein a second electrode of the OLED is directly electrically connected to a low-level signal and emits light based on a
drive current generated by the third transistor.

US Pat. No. 9,960,211

PIXEL ELEMENT STRUCTURE, ARRAY STRUCTURE AND DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. A pixel element structure, comprising:first, second, and third sub-pixel elements, each comprising a light-emitting region, wherein at least one of the first, second, and third sub-pixel elements comprises a light-transmitting region different from the light-emitting region and arranged as a transparent film layer structure comprising a transparent insulation layer and a transparent organic film layer, wherein the light-emitting region comprises an organic light-emitting diode light-emitting structure, and
wherein the organic light-emitting diode light-emitting structure comprises:
a first substrate, and
a nontransparent anode, a pixel defining layer, an organic layer and a cathode, sequentially arranged above the first substrate,
wherein when the pixel element structure is turned off, a scene on an opposite side of the pixel element structure is observed by an observer on either side of the pixel element structure, and
when the pixel element structure is turned on, a scene on the opposite side of the pixel element structure is observed by the observer on a side where no light is emitted.

US Pat. No. 9,972,662

PIXEL STRUCTURE, METHOD FOR MANUFACTURE THE SAME AND DISPLAY PANEL

TIANMA MICRO-ELECTRONICS ...

1. A pixel structure, comprising:a substrate;
an anode layer on a surface of the substrate;
a first auxiliary light-emitting layer on a surface of the anode layer, wherein the anode layer is completely covered by the first auxiliary light-emitting layer which is continuous;
a light-emitting layer comprising at least one of first light-emitting portions and at least one of second light-emitting portions, wherein the at least one of first light-emitting portions and the at least one of second light-emitting portions are arranged alternately on a surface of the first auxiliary light-emitting layer to form an array, the at least one of first light-emitting portions correspond to a plurality of first sub-pixels respectively, the at least one of second light-emitting portions correspond to a plurality of second sub-pixels respectively, and a turn-on voltage of the first sub-pixel is greater than a turn-on voltage of the second sub-pixel;
a cathode layer on a surface of the light-emitting layer, wherein the light-emitting layer is covered by the cathode layer; and
at least one of first resistive structures in a pathway between the first auxiliary light-emitting layer and the cathode layer, wherein
the at least one of first resistive structures are arranged correspondingly to the at least one of the second light-emitting portions respectively, with each of the at least one of first resistive structures at least partially overlapping with the corresponding second light-emitting portion in a direction perpendicular to the light-emitting layer,
wherein the at least one of the first resistive structures do not overlap with the at least one of first light-emitting portions in the direction perpendicular to the light-emitting layer,
wherein an absolute value of a difference between a sum of resistances of each of the at least one of first resistive structures and the corresponding second light-emitting portion and a resistance of at least one of first light-emitting portions is less than a first predetermined value;
wherein the at least one of first resistive structures are arranged between the light-emitting layer and the cathode layer;
wherein a second auxiliary light-emitting layer is arranged between the cathode layer and the light-emitting layer; and
wherein the second auxiliary light-emitting layer comprises a plurality of stacked second auxiliary light-emitting sub-layers, and the at least one of first resistive structure are arranged between any two adjacent second auxiliary light-emitting sub-layers.

US Pat. No. 9,887,391

OPTICAL MEMBER AND OLED DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. An optical member, comprising:
a metal electrode, a ?/4 phase-difference plate and a linear polarization plate sequentially arranged in this order;
a ?/2 phase-difference plate and a brightness enhancement film arranged between the ?/4 phase-difference plate and the linear
polarization plate;

wherein:
there is an angle between an absorption axis of the linear polarization plate and a polarization axis of the brightness enhancement
film;

there is an angle between the polarization axis of the brightness enhancement film and a slow axis of the ?/2 phase-difference
plate;

the slow axis of the ?/2 phase-difference plate is parallel to a slow axis of the ?/4 phase-difference plate; and
an angle between the absorption axis of the linear polarization plate and the slow axis of the ?/2 phase-difference plate
is in a range from 30° to 45°.

US Pat. No. 9,721,508

PIXEL CIRCUIT AND DRIVING METHOD THEREOF, ORGANIC LIGHT-EMITTING DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. A pixel circuit, comprising:
a first transistor having a gate electrode receiving a first light-emitting signal, a first terminal receiving a first reference
voltage, and a second terminal connected to a first node;

a second transistor having a gate electrode receiving a first scanning signal, a first terminal receiving a second reference
voltage, and a second terminal connected to a second node;

a third transistor having a gate electrode connected to the second node, a first terminal connected to a third node and a
second terminal connected to a fourth node;

a fourth transistor having a gate electrode receiving a second scanning signal, a first terminal receiving a data signal,
and a second terminal connected to the third node;

a fifth transistor having a gate electrode receiving the second scanning signal, a first terminal connected to the fourth
node, and a second terminal connected to the second node;

a sixth transistor having a gate electrode receiving a second light-emitting signal, a first terminal receiving a first power
supply voltage, and a second terminal connected to the third node;

a seventh transistor having a gate electrode receiving the second light-emitting signal, a first terminal receiving the first
power supply voltage, and a second terminal connected to the first node;

an eighth transistor having a gate electrode receiving the second light-emitting signal, and a first terminal connected to
the fourth node;

a light-emitting element has a first terminal connected to the second terminal of the eighth transistor and a second terminal
receiving a second power supply voltage; and

a first capacitor having a first terminal connected to the first node and a second terminal connected to the second node.

US Pat. No. 9,685,113

ORGANIC LIGHT EMITTING DIODE PIXEL COMPENSATION CIRCUIT, AND DISPLAY PANEL AND DISPLAY DEVICE CONTAINING THE SAME

SHANGHAI TIANMA AM-OLED C...

1. An Organic Light Emitting Diode (OLED) pixel compensation circuit, configured to drive an OLED to emit light, the OLED
pixel compensation circuit comprising: a first transistor, a second transistor, a third transistor, a fourth transistor, a
fifth transistor, a sixth transistor, a seventh transistor, and a storage capacitor;
a gate electrode of the first transistor is directly electrically connected to a scan signal, a first electrode of the first
transistor is directly electrically connected to a data signal, and a second electrode of the first transistor is directly
electrically connected to a gate electrode of the fifth transistor;

a gate electrode of the second transistor is directly electrically connected to the scan signal, a first electrode of the
second transistor is directly electrically connected to a power supply voltage, and a second electrode of the second transistor
is directly electrically connected to a second electrode of the storage capacitor;

a gate electrode of the third transistor is directly electrically connected to a first light emitting signal, a first electrode
of the third transistor is directly electrically connected to the power supply voltage, and a second electrode of the third
transistor is directly electrically connected to a first electrode of the fifth transistor;

a gate electrode of the fourth transistor is directly electrically connected to the scan signal, a first electrode of the
fourth transistor is directly electrically connected to the gate electrode of the fifth transistor, and a second electrode
of the fourth transistor is directly electrically connected to the first electrode of the fifth transistor;

a second electrode of the fifth transistor is directly electrically connected to a first electrode of the seventh transistor;
a gate electrode of the sixth transistor is directly electrically connected to the first light emitting signal, a first electrode
of the sixth transistor is directly electrically connected to the gate electrode of the fifth transistor, and a second electrode
of the sixth transistor is directly electrically connected to the second electrode of the storage capacitor;

a gate electrode of the seventh transistor is directly electrically connected to a second light emitting signal, and a second
electrode of the seventh transistor is directly electrically connected to a first electrode of the OLED;

a first electrode of the storage capacitor is directly electrically connected to the first electrode of the seventh transistor;
and

a second electrode of the OLED is directly electrically connected to a low-level signal, and the OLED emits light in response
to a driving current generated by the fifth transistor.

US Pat. No. 9,768,417

ARRAY SUBSTRATE OF ORGANIC LIGHT-EMITTING DIODES AND METHOD FOR PACKAGING THE SAME

SHANGHAI TIANMA AM-OLED C...

1. A single display panel, comprising:
an upper substrate;
a lower substrate including a display area and a stepped area adjacent to the display area; and
a frame adhesive disposed between the upper substrate and the lower substrate, and surrounding the display area,
wherein:
the upper substrate and the lower substrate are coupled to each other by the frame adhesive,
there is no blank area around the display panel, a blank area of the single display panel being an area of the upper substrate
and lower substrate and disposed surrounding the frame adhesive, and

the single display panel is obtained from an array substrate comprising a plurality of packaged organic light emitting diode
(OLED) display panels arranged in an array of rows and columns and to be separated from each other through a cutting, wherein
the display panel includes a display area, at least two adjacent display panels are connected through the frame adhesive disposed
at an edge frame surrounding the display area but not covering the display area, and there is no cutting headroom between
at least one side of the at least two adjacent display panels.

US Pat. No. 10,026,362

ORGANIC LIGHT-EMITTING DISPLAY PANEL AND DRIVING METHOD THEREOF, AND ORGANIC LIGHT-EMITTING DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. An organic light-emitting display panel, comprising:a plurality of pixel driving circuits arranged in a matrix, each of the pixel driving circuits comprising a first voltage terminal, a second voltage terminal, a scanning signal terminal, a data signal terminal, a first control signal terminal, a second control signal terminal, a potential collecting terminal, a driving module, an organic light-emitting device, a luminance control module, a data write module and a potential collecting module;
wherein the driving module comprises a first terminal, a second terminal and a control terminal, wherein the first terminal of the driving module is electrically connected with a first electrode of the organic light-emitting device, the second terminal of the driving module is electrically connected with the first voltage terminal, wherein the driving module is configured to drive the organic light-emitting device to emit light under control of the control terminal, based on a voltage provided by the first voltage terminal;
wherein a second electrode of the organic light-emitting device is electrically connected with the second voltage terminal;
wherein the luminance control module comprises a first terminal, a second terminal and a control terminal, the first terminal of the luminance control module is electrically connected with the first terminal of the driving module, the second terminal of the luminance control module is electrically connected with the control terminal of the driving module, the control terminal of the luminance control module is electrically connected with the first control signal terminal, and the luminance control module is configured to control luminance of the organic light-emitting device by controlling potentials of the first terminal and the control terminal of the driving module;
wherein the data write module is electrically connected with the scanning signal terminal, the control terminal of the driving module and the data signal terminal, and the data write module is configured to write a signal from the data signal terminal into the control terminal of the driving module under control of the scanning signal terminal; and
wherein the potential collecting module is electrically connected with the second control signal terminal, the potential collecting terminal, and the first terminal of the driving module, and the potential collecting module is configured to collect the potential of the first terminal of the driving module, wherein the pixel driving circuit further comprises a reference voltage signal terminal, the luminance control module further includes a fourth transistor, a gate of the fourth transistor is electrically connected with the first control signal terminal, a first electrode of the fourth transistor is electrically connected with the reference voltage signal terminal, and a second electrode of the fourth transistor is directly connected with the first electrode of the driving transistor.

US Pat. No. 9,704,941

ORGANIC LIGHT-EMITTING DISPLAY PANEL AND ORGANIC LIGHT-EMITTING DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. An organic light-emitting display panel, comprising:
a plurality of organic light-emitting elements, comprising a red organic light-emitting element, a green organic light-emitting
element and a blue organic light-emitting element; and

a first power line supplying a first current to the red organic light-emitting element, a second power line supplying a second
current to the green organic light-emitting element, and a third power line supplying a third current to the blue organic
light-emitting element,

wherein the first power line, the second power line, and the third power line each have different line resistances, and line
resistances of the first and second power lines are smaller than a line resistance of the third power line.

US Pat. No. 9,997,101

GATE SCAN CIRCUIT, DRIVING METHOD THEREOF AND GATE SCAN CASCADE CIRCUIT

Shanghai Tianma AM-OLED C...

1. A method for driving a gate scan circuit, the gale scan circuit comprising:a first control unit configured to control a voltage at a first node based on a first clock signal, a second clock signal, a third clock signal and a first input signal;
a second control unit configured to control a voltage at a second node based on the third clock signal and a first power source signal;
a first output unit configured to output the first clock signal or a second power source signal based on the voltage at the first node or the second node;
a second output unit configured to output the second clock signal or the second power source signal based on the voltage at the first node or the second node; and
a first capacitor comprising a first terminal configured to receive the second power source signal and a second terminal connected to the second node,
wherein the method comprises:
during a first time period, a level signal of the first control unit and the second control unit for controlling the voltages at the first node and the second node are low level signal, and a first scan signal outputted from the first output unit and a second scan signal outputted from the second output unit are both high level signal;
during a second time period, the level signal of the first control unit for controlling a first voltage at the first node is low level signal, the level signal of the second control unit for controlling the voltage at the second node is high level signal, and the first scan signal outputted from the first output unit and the second scan signal outputted from the second output unit are both high level signal;
during a third time period, the level signal of the first control unit for controlling the first voltage at the first node is low level signal, the level signal of the second control unit for controlling the voltage at the second node is high level signal, the first scan signal outputted from the first output unit is low level signal, and the second scan signal outputted from the second output unit is high level signal;
during a fourth time period, the level signal of the first control unit for controlling the first voltage at the first node is low level signal, the level signal of the second control unit for controlling the voltage at the second node is high level signal, the first scan signal outputted from the first output unit is high level signal, and the second scan signal outputted from the second output unit is low level signal; and
during it fifth time period, the level signal of the first control unit for controlling the first voltage at the first node is high level signal, the level signal of the second control unit for controlling the voltage at the second node is low level signal, and a first scan signal outputted from the first output unit and a second scan signal outputted from the second output unit are both high level signal.

US Pat. No. 10,109,684

PIXEL ELEMENT STRUCTURE, ARRAY STRUCTURE AND DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. A display device, comprising:an array structure comprising a plurality of primary pixel element structures arranged in a matrix;
wherein a primary pixel element structure comprises a plurality of pixel element structures arranged in a second direction,
a pixel element structure comprises first, second, and third sub-pixel elements, each comprising a light-emitting region and a light-transmitting region disposed at one side of the light-emitting region and adjacent to the light-emitting region in a first direction, and the first direction being perpendicular to the second direction,
wherein:
the light-transmitting regions of the first, second, and third sub-pixel elements in the pixel element structure are combined to form a pixel light-transmitting region,
when the display device is turned off, a scene on an opposite side of the display device is observed by an observer on either side of the display device, and
when the display device is turned on, a scene on the opposite side of the display device is observed by the observer on a side where no light is emitted.

US Pat. No. 9,966,002

DISPLAY PANEL AND DISPLAY PANEL COMPENSATION METHOD

SHANGHAI TIANMA AM-OLED C...

1. A display panel, comprising:at least one pixel compensation circuit including a voltage adjustment module, a conversion module, a first memory module, and a comparison module; and
a plurality of pixel driving circuits, wherein a pixel driving circuit includes a data input module, a driving module, a second memory module, a sensing module, and a light-emitting element,
wherein the pixel driving circuit is configured to drive the light-emitting element, and the pixel compensation circuit is configured to compensate a threshold voltage shift of the pixel driving circuit,
the voltage adjustment module has an input terminal connected to a first power supply, and an output terminal connected to an input terminal of the data input module,
the data input module has an output terminal connected to a controlling terminal of the driving module, and a controlling terminal connected to a first scanning signal line,
the driving module has an output terminal connected to an input terminal of the sensing module,
the sensing module has a controlling terminal connected to the first scanning signal line, and an output terminal connected to an input terminal of the conversion module, and
the conversion module has an output terminal connected to a first input terminal of the comparison module.

US Pat. No. 9,929,374

FLEXIBLE DISPLAY PANEL, FABRICATION METHOD, AND FLEXIBLE DISPLAY APPARATUS

SHANGHAI TIANMA AM-OLED C...

1. A flexible display panel, comprising:a flexible substrate;
an organic light-emitting layer disposed on a side of the flexible substrate and having a first side facing the flexible substrate and an opposing side; and
a thin-film-encapsulation layer disposed on the opposing side of the organic light-emitting layer and including at least one organic encapsulation layer and at least one inorganic encapsulation layer,
wherein:
the flexible display panel includes at least one bending area;
the at least one organic encapsulation layer has a first side facing the flexible substrate and an opposing side;
the at least one inorganic encapsulation layer has a first side facing the flexible substrate and an opposing side;
in the at least one bending area, at least one groove is formed on the opposing side of the at least one organic encapsulation layer; and
a bottom width W of the at least one groove is configured to be
where n is a maximum bending angle of the at least one bending area, 0°

US Pat. No. 10,212,811

FLEXIBLE DISPLAY PANEL AND DISPLAY APPARATUS

SHANGHAI TIANMA AM-OLED C...

1. A flexible display panel, comprising:a flexible base layer;
a display device disposed on the flexible base layer;
a packaging layer which packages the display device, the display device being located between the flexible base layer and the packaging layer;
a supporting layer disposed at a side of the flexible base layer facing away from the display device, the supporting layer comprising a first area, a bending area and a second area, the first area being connected with the second area via the bending area, and the bending area comprising at least two supporting teeth; and
a supporting body disposed in the first area or in the second area, the supporting body being located at the side of the flexible base layer facing away from the display device;
wherein, when the bending area is in a flattening state, reserved space is formed between any adjacent two supporting teeth of the at least two supporting teeth;
when the bending area is in a bending state, the flexible base layer, the first area, the supporting body, and the second area are sequentially stacked in a direction perpendicular to the first area, any adjacent two supporting teeth of the at least two supporting teeth contact with each other so as to provide a supporting force to the flexible base layer, the at least two supporting teeth together with the first area and the second area form an avoiding space; in a direction perpendicular to the first area, a projection of the avoiding space is within a projection of the bending area.

US Pat. No. 10,056,038

ORGANIC LIGHT EMITTING DISPLAY PANEL, DRIVING METHOD THEREOF AND ORGANIC LIGHT EMITTING DISPLAY APPARATUS

SHANGHAI TIANMA AM-OLED C...

1. An organic light emitting display panel, comprising:a plurality of pixel driving circuits arranged in a matrix of rows and columns, the plurality of pixel driving circuits comprising a first scanning signal terminal, a second scanning signal terminal, a first light emitting signal terminal, a second light emitting signal terminal, a data signal terminal, a first initialization signal terminal, a first voltage terminal, a second voltage terminal, a driving module, an initialization module, a data writing module, a light emitting control module and an organic light emitting diode;
wherein the driving module comprises a driving transistor and a first capacitor, wherein the first capacitor includes a first electrode plate and a second electrode plate, wherein a gate of the driving transistor is electrically connected to the first electrode plate of the first capacitor, wherein a first electrode of the driving transistor is electrically connected to an anode of the organic light emitting diode;
wherein the initialization module is electrically connected to the first scanning signal terminal and the first initialization signal terminal, for initializing potentials of the gate and the first electrode of the driving transistor at least under the control of the first scanning signal terminal;
wherein the data writing module being electrically connected to the first scanning signal terminal or the second scanning signal terminal and the data signal terminal, for transmitting a signal of the data signal terminal to the second electrode plate of the first capacitor under the control of the first scanning signal terminal or the second scanning signal terminal;
wherein the light emitting control module is electrically connected to the first light emitting signal terminal, the second light emitting signal terminal, the first voltage terminal and the first electrode and a second electrode of the driving transistor, for transmitting the potential signal of the first electrode of the driving transistor to the second electrode plate of the first capacitor under the control of the first light emitting signal terminal, and driving the organic light emitting diode to emit light based on a signal of the first voltage terminal under the control of the second light emitting signal terminal; and
wherein a cathode of the organic light emitting diode is electrically connected to the second voltage terminal.

US Pat. No. 10,062,862

ORGANIC LIGHT-EMITTING DIODE (OLED) DISPLAY PANEL, ELECTRONIC DEVICE AND MANUFACTURING METHOD

SHANGHAI TIANMA AM-OLED C...

1. An OLED display panel, comprising:a substrate;
a first electrode;
a light-emitting function layer;
a second electrode including Ag or a metal alloy containing Ag; and
a light coupling organic layer disposed on a side of the second electrode facing away from the substrate,
wherein when the second electrode is made of the metal alloy containing Ag, a content of Ag in the second electrode is more than a sum of contents of all other elements in the second electrode,
the first electrode has light reflectance greater than 80%,
the light coupling organic layer has a refractive index greater than the second electrode, and
total transmittance of the second electrode and the light coupling organic layer is greater than about 60%.

US Pat. No. 10,056,034

ORGANIC LIGHT-EMITTING PIXEL DRIVING CIRCUIT, DRIVING METHOD AND ORGANIC LIGHT-EMITTING DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. An organic light-emitting pixel driving circuit, comprising:a driving transistor and a light-emitting element, wherein the driving transistor is configured to generate a driving current enabling the light-emitting element to emit light, wherein the light-emitting element is configured to emit light in response to the driving current;
a first transistor configured to transmit a first initialization voltage on a first initialization signal line to the light-emitting element in response to a signal input to a gate of the first transistor;
a second transistor configured to transmit a second initialization voltage to the driving transistor in response to a signal input to a gate of the second transistor;
a third transistor configured to transmit a data signal voltage on a data signal line to the organic light-emitting pixel driving circuit in response to a signal input to a gate of the third transistor;
a fourth transistor configured to transmit a reference voltage to the organic light-emitting pixel driving circuit in response to a signal input to a gate of the fourth transistor, wherein an output terminal of the third transistor and an output terminal of the fourth transistor are connected with each other;
a first capacitor coupled in series between the output terminal of the third transistor and the driving transistor;
a fifth transistor disposed between the first capacitor and the driving transistor and configured to control the first capacitor to couple own charges of the first capacitor to the driving transistor in response to a signal input to a gate of the fifth transistor;
a sixth transistor configured to control a light emission process of the light-emitting element in response to a signal input to a gate of the sixth transistor; and
a second capacitor coupled in series between a gate and source of the driving transistor, and configured to store an amount of charges between the gate and source of the driving transistor.

US Pat. No. 9,929,129

ARRAY SUBSTRATE OF ORGANIC LIGHT-EMITTING DIODES AND METHOD FOR PACKAGING THE SAME

SHANGHAI TIANMA AM-OLED C...

1. A method for packaging an array substrate of organic light-emitting diodes (OLEDs), comprising a plurality of packaged OLED display panels arranged in an array of rows and columns and to be separated from each other through a cutting, wherein the display panel includes a display area, at least two adjacent display panels are connected through a frame adhesive disposed at an edge frame surrounding the display area but not covering the display area, and there is no cutting headroom between at least one side of the at least two adjacent display panels, the method comprising:coating the frame adhesive to the at least two adjacent display panels so that there is no cutting headroom between at least one side of the at least two adjacent display panels;
curing the frame adhesive using a first laser beam; and
generating a broken area on a surface of the frame adhesive at cut locations.

US Pat. No. 10,115,744

ARRAY SUBSTRATE AND FABRICATION METHOD, DISPLAY PANEL, AND DISPLAY DEVICE

Shanghai Tianma AM-OLED C...

1. An array substrate, comprising: a substrate; a first functional layer configured on one side of the substrate; a first insulating layer configured on the first functional layer facing away from the substrate; a second functional layer configured on the first insulating layer facing away from the substrate; a second insulating layer configured on the second functional layer facing away from the substrate; a third functional layer configured on the second insulating layer facing away from the substrate; a third insulating layer configured on the third functional layer facing away from the substrate; a fourth functional layer configured on the third insulating layer facing away from the substrate; a plurality of through-holes configured to electrically connect different functional layers, wherein a depth of any through-holes does not exceed the thickness of two adjacent insulating layers; and a plurality of pixel driving circuits, wherein a pixel driving circuit comprises a first transistor, wherein a semiconductor layer of the first transistor is located in the first functional layer, a gate electrode of the first transistor is located in the second functional layer, and a source electrode and a drain electrode of the first transistor are both located in the fourth functional layer.

US Pat. No. 10,062,740

DISPLAY DEVICE WITH A BUFFER LAYER FILLED WITH BUBBLES AND PACKAGING METHOD

Shanghai Tianma AM-OLED C...

1. A display device, comprising:a display panel having a display region and a non-display region;
a cover lens disposed on a light-emitting surface of the display panel; and
a buffer layer disposed between the cover lens and the display panel,
wherein the buffer layer is disposed in the non-display region of the display panel and surrounding the display region of the display panel, and
wherein the buffer layer is selectively filled with a plurality of bubbles to enhance a buffering effect.

US Pat. No. 10,014,490

FLEXIBLE DISPLAY PANEL, FABRICATION METHOD, AND FLEXIBLE DISPLAY APPARATUS

SHANGHAI TIANMA AM-OLED C...

1. A flexible display panel, comprising:a flexible substrate;
an organic light-emitting layer disposed on a side of the flexible substrate and having a first side facing the flexible substrate and an opposing side; and
a thin-film-encapsulation layer disposed on the opposing side of the organic light-emitting layer and including at least one organic encapsulation layer and at least one inorganic encapsulation layer,
wherein:
the flexible display panel includes at least one bending area;
the at least one organic encapsulation layer has a first side facing the flexible substrate and an opposing side;
the at least one inorganic encapsulation layer has a first side facing the flexible substrate and an opposing side;
in the at least one bending area, at least one groove is formed on the opposing side of the at least one organic encapsulation layer; and
a bottom width W of the at least one groove is configured to be W??R, where R is a bending radius of the at least one bending area.

US Pat. No. 9,991,448

COMPOUND, LUMINESCENT MATERIAL AND ORGANIC LIGHT EMITTING DEVICE USING SAME

SHANGHAI TIANMA AM-OLED C...

1. A luminescent material, comprising a compound represented by the following Formula I,
wherein R1 and R2 each independently have a structure of (R7)f—R8;
R3 has a structure of (R7)f—R8—;
in the structure of (R7)f—R8—;
R8 is C6˜C34 aryl or C3˜C34 nitrogen-containing heteroaryl, and R7 is hydrogen, halogen, trifluoromethyl, nitro or cyano, and f is an integer greater than or equal to 1;
R4, R5 and R6 are each independently hydrogen, C1˜C8 alkyl or heteroalkyl, C6˜C8 aryl or C4˜C8 heteroaryl;
in Formula I, the dashed line between the carbon atoms at position 1 and position 3 represents that a C—C bond may be present or not present between the two carbon atoms;
in Formula I, the dashed line between the carbon atoms at position 2 and position 4 represents that a C—C bond may be present or not present between the two carbon atoms;
a and b are each independently an integer of 1˜4; c, d and e are each independently an integer of 1˜3,
wherein the compound is used as a guest material in the luminescent material, the luminescent material further comprising a host material which is selected from the following compounds:

US Pat. No. 9,859,506

ORGANIC ELECTROLUMINESCENT COMPOUND AND ORGANIC PHOTOELECTRIC APPARATUS THEREOF

SHANGHAI TIANMA AM-OLED C...

1. A nitrogen-containing heterocyclic compound having a general formula (I):

wherein A1, A2, A3, and A4 are independently selected from a hydrogen atom, and a functional group having a general formula (II); A1, A2, A3, and A4 include at least one functional group having the general formula (II); R1 and R2 are independently selected from one of hydrogen, deuterium, C1-30 alkyl group, C6-30 aromatic group and C2-30 heterocyclic aromatic group; Y1 and Y2 are independently selected from substituted or non-substituted C and N,

the general formula (II) being:

wherein X is selected from one of oxyl group (—O—), sulfhydryl group (—S—), substituted or non-substituted imino group, substituted
or non-substituted methylene group, and substituted or non-substituted silicylene group; and R3, R4, R5, R6, R7, R8, R9, and R10 are independently selected from any one of hydrogen, deuterium, C1-30 alkyl group, C6-30 aromatic group, and C2-30 heterocyclic aromatic group.

US Pat. No. 9,640,097

OLED PIXEL DRIVING CIRCUIT, ELECTROSTATIC DISCHARGE PROTECTION CIRCUIT AND DETECTION METHOD

SHANGHAI TIANMA AM-OLED C...

1. An organic light-emitting diode (OLED) pixel driving circuit, comprising:
a plurality of interlaced scanning and data lines; and
a first defect detection unit electrically connected to a first endpoint of at least one of:
a) the scanning lines, and
b) the data lines,
wherein the first endpoint is located at one end of the at least one scanning line or data line,
the first defect detection unit comprises an organic light-emitting diode for detecting a defect in the at least one scanning
line or data line, and

the organic light-emitting diode comprises an anode disposed in the same layer as the data line or the scanning line and disposed
on a substrate; an organic light-emitting layer covering the anode; and a cathode covering the organic light-emitting layer,
wherein the cathode of the organic light-emitting diode is connected to a common ground terminal.

US Pat. No. 10,069,082

ORGANIC ELECTROLUMINESCENT COMPOUNDS AND ORGANIC OPTOELECTRONIC DEVICES COMPRISING THE SAME

SHANGHAI TIANMA AM-OLED C...

1. A compound of Formula (I):
wherein
X1 to X12 are each independently CR1 or N;
Y1 is O, S or NR2;
Y2 is O, S, CR3R4, NR5 or SiR6R7;
R1 to R7 are each independently hydrogen, deuterium, C1-30 alkyl, C6-30 aryl or C2-20 heteroaryl;
L is a linking moiety which enables the structure of Formula (I) to form a conjugated system;
when n is 1, 2 or 3, m is 2 or 3; when n is 2 or 3, m is 1, 2 or 3;
if n is greater than 1, each Moiety A in Formula (I) is the same as each other or different from each other; and
if m is greater than 1, each Moiety B in Formula (I) is the same as each other or different from each other.

US Pat. No. 10,038,035

ORGANIC LIGHT-EMITTING DISPLAY PANEL AND FORMING METHOD THEREOF

Shanghai Tianma AM-OLED C...

1. An organic light-emitting display panel, comprising:a substrate;
an organic light-emitting structure disposed on the substrate;
a package layer covering the organic light-emitting structure, wherein the package layer comprises at least one non-organic block layer and at least one organic block layer spaced apart from the at least one non-organic block layer; and
a block pole disposed at a periphery of the organic light-emitting structure, wherein the block pole comprises a first block pole and a second block pole, the second block pole being only disposed at the periphery of the first block pole away from the organic light-emitting structure, wherein the at least one non-organic block layer comprises an outmost non-organic block layer away from the organic light-emitting structure, the first block pole being at least covered by the outmost non-organic block layer, and wherein the second block pole protrudes above the outmost non-organic block layer.

US Pat. No. 10,210,803

PIXEL CIRCUIT AND DRIVING METHOD THEREOF, AND DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. A pixel circuit, comprising:a light-emitting element;
a first transistor, configured to time-sharingly receive a data voltage and a power supply voltage under control of a first voltage signal and to generate a driving current based on the data voltage;
a second transistor, configured to detect and compensate a threshold voltage deviation of the first transistor under control of a first scanning signal, wherein a reference voltage signal is coupled through a capacitor element to a gate electrode of the first transistor and a first electrode of the second transistor;
a third transistor, configured to provide the driving current to the light-emitting element via the first transistor under control of a light-emitting signal;
a fourth transistor, configured to transmit an anode reset signal to an anode of the light-emitting element under control of a second scanning signal, wherein the anode reset signal is an initialization voltage; and
the capacitor element, configured to store the data voltage transmitted to the first transistor,
wherein the light-emitting element is configured to emit light in response to the driving current generated by the first transistor.

US Pat. No. 10,050,088

ORGANIC LIGHT-EMITTING DIODE DISPLAY PANEL HAVING THE HOLE TRANSPORT UNITS CORRESPONDING TO THE LIGHT EMITTING DEVICES OF TWO DIFFERENT COLORS HAVE DIFFERENT MOBILITY

SHANGHAI TIANMA AM-OLED C...

1. An organic light-emitting diode (OLED) display panel, comprising:a first substrate;
a first electrode layer disposed on the first substrate and including a plurality of first electrodes;
a first hole transport layer disposed on a surface of the first electrode layer far away from the first substrate, and including a plurality of hole transport units, wherein the plurality of hole transport units are arranged in correspondence with the plurality of first electrodes respectively;
a plurality of light-emitting devices disposed on a surface of the first hole transport layer far away from the first electrode layer, wherein the plurality of the light-emitting devices are arranged in correspondence with the plurality of hole transport units respectively, the light-emitting devices include m number of colors, where m is a positive integer, one light-emitting device corresponds to one color, and the hole transport units corresponding to the light-emitting devices of two different colors have different mobility; and
a second electrode layer disposed on a surface of the plurality of light-emitting devices far away from the first hole transport layer.

US Pat. No. 10,019,938

ORGANIC LIGHT EMITTING DIODE PIXEL DRIVING CIRCUIT AND DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. An organic light emitting diode pixel driving circuit, comprising:a common circuit; and
a number m of intra-pixel circuits, wherein each of the intra-pixel circuits comprises:
a signal loading module,
a driving transistor and an organic light emitting diode;and a number m of pixel elements, wherein each of the intra-pixel circuits is located inside one of pixel elements and the m pixel elements are connected with a same data line;and wherein m is greater than or equal to 2 and is less than or equal to a total number of pixel elements connected with the same data line, wherein:
a first terminal of the common circuit is configured to receive an image data signal, and a second terminal of the common circuit is connected with sources of the driving transistors of the m intra-pixel circuits, wherein the common circuit is shared by the m pixel elements, and configured to drive one of the m pixel elements to emit light operating together with the intra-pixel circuit in the pixel element;
for each of the signal loading modules, a first terminal of the signal loading module receives a first power supply signal, a second terminal of the signal loading module is connected with the source of the driving transistor of the intra-pixel circuit comprising the signal loading module, a third terminal of the signal loading module is connected with a gate of the driving transistor, a fourth terminal of the signal loading module is connected with a drain of the driving transistor, a fifth terminal of the signal loading module is connected with the organic light emitting diode of the intra-pixel circuit comprising the signal loading module, and the organic light emitting diode receives a second power supply signal,
wherein each of the signal loading modules is configured:
to have its first terminal disconnected from its second terminal during a signal loading phase,
to have its third terminal connected with its fourth terminal during the signal loading phase to thereby generate a drive signal from the image data signal received by the second terminal of the signal loading module and to store the drive signal,
to have its third terminal disconnected from its fourth terminal during a light emitting phase,
to have its fourth terminal disconnected from its fifth terminal during the signal loading phase,
to have its fourth terminal connected with its fifth terminal, to have its first terminal connected with its second terminal, and to control the driving transistor by the drive signal stored during the signal loading phase and a signal at the source of the driving transistor so as to drive the organic light emitting diode of the intra-pixel circuit comprising the signal loading module to emit light during the light emitting phase, and
to have its third terminal connected with its fourth terminal and to have its fourth terminal connected with its fifth terminal during an initialization phase which precedes the signal loading phase so as to reset a signal at the gate of the driving transistor to the second power supply signal, and
wherein the common circuit is configured to have its first terminal connected with its second terminal during the signal loading phase, and to have its first terminal disconnected from its second terminal during the light emitting phase;
wherein in the light emitting phase, the drain current of the driving transistor is independent from a threshold voltage of the driving transistor, and depends on voltage of the first power supply signal and voltage of the image data signal;
wherein a first waiting phase is between the signal loading phase and the initialization phase and a second waiting phase is between the signal loading phase and the light emitting phase, wherein
each of the signal loading modules is further configured to have its third terminal disconnected from its fourth terminal and to have its fourth terminal disconnected from its fifth terminal during the first waiting phase and the second waiting phase, and
the common circuit is further configured to have its first terminal disconnected from its second terminal during the first waiting phase and to have its first terminal disconnected from its second terminal during the second waiting phase.

US Pat. No. 9,915,842

DISPLAY PANEL, METHOD OF MANUFACTURING THE SAME AND DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. A method of manufacturing a display panel, the method comprising:
providing a first substrate;
forming a concave groove in the first substrate, the concave groove being surrounded by a convex section on an outer periphery
of the first substrate;

forming an electrode layer on an inside surface of the concave groove, the electrode layer including at least one first conductive
section extending outward from inside of the concave groove onto a top end face of the convex section;

providing a second substrate;
forming at least one second conductive section on the second substrate associated with the at least one first conductive section;
and

bringing the first substrate and the second substrate together with the at least one first conductive section in electrical
contact with the at least one second conductive section at the top end face of the convex section to form the display panel.

US Pat. No. 10,276,096

ORGANIC LIGHT-EMITTING DISPLAY PANEL AND DRIVING METHOD THEREOF, AND ORGANIC LIGHT-EMITTING DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. An organic light-emitting display panel, comprising:an array arrangement comprising: a plurality of pixel units, a plurality of data lines, a plurality of reference signal lines, a plurality of scanning lines, and an integrated circuit,
wherein the plurality of data lines, the plurality of reference lines, and the plurality of scanning lines are electrically connected with the integrated circuit;
each pixel unit comprises a first subpixel, a second subpixel, a third subpixel and a fourth subpixel;
a pixel circuit is formed in each subpixel, each data line is electrically connected with subpixels arranged in a column direction, and the pixel circuit comprises a driving transistor and an organic light-emitting diode;
each pixel circuit is electrically connected with a first scanning line and a second scanning line;
the pixel circuit further comprises a first transistor, a second transistor, and a storage capacitor, the first transistor is configured to transmit data voltage signals on the data line to the gate of the driving transistor based on a first scan signal of the first scanning line, and the second transistor is configured to transmit a reference voltage signal on the reference signal line to the second electrode of the driving transistor based on a second scan signal of the second scanning line;
the first subpixel, the second subpixel, the third subpixel, and the fourth subpixel of an identical pixel unit are arranged in a row direction and are electrically connected with a given reference signal line;
wherein a color of the first subpixel, a color of the second subpixel, a color of the third subpixel, and a color of the fourth subpixel differ from one another, the color of the first subpixel, the color of the second subpixel, and the color of the third subpixel are red, blue, and green, respectively, and the color of the fourth subpixel is not white;
a working time of the organic light-emitting display panel comprises a light emitting phase;
wherein in the light emitting phase, the integrated circuit provides the reference voltage signal to the reference data lines and provides the data voltage signals to the data lines, the first transistor transmits the data voltage signal to the gate of the driving transistor based on the first scan signal of the first scanning line, and the second transistor transmits the reference voltage signal to the second electrode of the driving transistor based on the second scan signal of the second scanning line to turn on the driving transistor and enable the organic light-emitting diode to emit light;
wherein the integrated circuit determines a current yellowing degree of light synthesized by the first subpixel, the second subpixel, and the third subpixel at a 225-order brightness according to a preset curve of a yellowing degree changing with time;
the integrated circuit compares the current yellowing degree with a preset yellowing degree threshold;
the integrated circuit determines an amplitude adjustment coefficient according to the preset yellowing degree threshold and the current yellowing degree in response to that the current yellowing degree is greater than the preset yellowing degree threshold; and
the integrated circuit adjusts the amplitude of the data voltage signal provided to the fourth subpixel according to the amplitude adjustment coefficient.

US Pat. No. 10,716,227

BENDING APPARATUS AND DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. A bending apparatus, comprising a first supporting portion, a second supporting portion and a bending portion, wherein:each of the first supporting portion and the second supporting portion is formed by a retractable plate-shaped structure,
the first supporting portion is rotatably connected to the bending portion, and
the second supporting portion is rotatably connected to the bending portion,
wherein the retractable plate-shaped structure comprises a plurality of plate-shaped structures which are successively connected in an end-to-end manner, and adjacent plate-shaped structures are slidable relative to each other,
wherein the first supporting portion comprises a plurality of first supporting plates, the plurality of first supporting plates are successively connected in a retractable manner, such that cross-sectional areas of the plurality of first supporting plates are gradually reduced, one of the plurality of first supporting plates having the greatest cross-sectional area is configured to connect the bending portion, one of the plurality of first supporting plates having the smallest cross-sectional area located at an end of the first supporting portion away from the bending portion is configured to be fixedly connected to a flexible display panel,
the second supporting portion comprises a plurality of second supporting plates, the plurality of second supporting plates are successively connected in a retractable manner, such that cross-sectional areas of the plurality of second supporting plates are gradually reduced, one of the plurality of second supporting plates having the greatest cross-sectional area is configured to connect the bending portion, one of the plurality of second supporting plates having the smallest cross-sectional area located at an end of the second supporting portion away from the bending portion is configured to be fixedly connected to the flexible display panel, and
a cross section of each of the plurality first supporting plates and the plurality of second supporting plates is perpendicular to an upper surface of the retractable plate-shaped structure, and is parallel to a rotation axis between the first supporting portion and the bending portion,
wherein each of the plurality of first supporting plates comprises a plurality of first positioning holes located on a sidewall of the first supporting plate,
each of the plurality of first supporting plates, except for the first supporting plate having the greatest cross-sectional area, further comprises a first positioning portion located on the sidewall of the first supporting plate, and the first positioning portion is configured to be engaged with one of the plurality of first positioning holes for positioning,
each of the plurality of second supporting plates comprises a plurality of second positioning holes located on a sidewall of the second supporting plate, and
each of the plurality of second supporting plates, except for the second supporting plate having the greatest cross-sectional area, comprises a second positioning portion located on the sidewall of the second supporting plate, and the second positioning portion is configured to be engaged with one of the plurality of second positioning holes for positioning, wherein: each of the first positioning portion and the second positioning portion is a spring pin or a positioning protrusion.

US Pat. No. 10,347,659

DISPLAY PANEL, ELECTROLUMINESCENT DISPLAY PANEL, AND DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. A display panel, comprising:a first display area, a second display area, and an intermediate area arranged between the first display area and the second display area,
wherein the display panel further comprises a first signal bus line and a second signal bus line; the second signal bus line comprises a first conducting wire;
the first signal bus line at least partially surrounds an edge of the first display area farthest from the intermediate area;
the second signal bus line at least partially surrounds an edge of the intermediate area closest to the first display area;
a first signal line is arranged in the first display area; a first end of the first signal line is electrically connected to the first signal bus line and a second end of the first signal line is electrically connected to the first conducting wire.

US Pat. No. 10,290,694

ORGANIC LIGHT-EMITTING DISPLAY PANEL AND ORGANIC LIGHT-EMITTING DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. An organic light-emitting display panel, comprising:a display area, a middle area of the display panel, an array substrate, a plurality of pixels arranged in an array, and first signal lines and second signal lines configured to provide the pixels with signals and extending in a first direction, in the display area of the array substrate;
wherein a first quantity of the plurality of pixels corresponding to the first signal lines is less than a second quantity of the plurality of pixels corresponding to the second signal lines; and
first transparent conductive lines are electrically connected with the first signal lines in the middle area.

US Pat. No. 10,276,254

SHIFT REGISTER UNIT, ORGANIC LIGHT-EMITTING DISPLAY PANEL AND DRIVING METHOD

SHANGHAI TIANMA AM-OLED C...

1. A shift register unit, comprising:a node potential controller comprising a first output end and a second output end;
an output unit, wherein the output unit is configured to output, based on a first control signal from the first output end, and a second control signal outputted by the second output end, a first level signal, or a second level signal; and wherein the node potential controller further comprises a first transistor, a second transistor, a third transistor, a fourth transistor, a fifth transistor, a sixth transistor, a seventh transistor, an eighth transistor, a first capacitor, a second capacitor and a third capacitor;
wherein a gate of the first transistor, a gate of the second transistor, a gate of the seventh transistor and a first electrode of the third transistor are electrically connected to a first clock signal control end;
wherein a first electrode of the first transistor and a first electrode of the seventh transistor are electrically connected to a first input signal end; and
wherein a second electrode of the first transistor is electrically connected to a gate of the third transistor;
wherein a first electrode of the second transistor being electrically connected a first level signal end, and a second electrode of the second transistor is electrically connected to a gate of the sixth transistor;
wherein a second electrode of the third transistor is electrically connected to a gate of the fifth transistor and the gate of the sixth transistor;
wherein a gate of the fourth transistor is electrically connected to a second clock signal control end, a first electrode of the fourth transistor is electrically connected to a second electrode of the fifth transistor, and a second electrode of the fourth transistor is electrically connected to the first output end;
wherein a first electrode of the fifth transistor being electrically connected to an end of the second level signal;
wherein a first electrode of the sixth transistor is electrically connected to an end of the second clock signal control, and a second electrode of the sixth transistor is electrically connected to the second output end;
wherein a second electrode of the seventh transistor is electrically connected to the first output end;
wherein a gate of the eighth transistor is electrically connected to the first output end, a first electrode of the eighth transistor is electrically connected to the second level signal end, and a second electrode of the eighth transistor is electrically connected to the second output end;
wherein two ends of the first capacitor are connected respectively to the second clock signal control end and the first output end;
wherein two ends of the second capacitor are connected respectively to the gate of the fifth transistor and the second output end; and
wherein two ends of the third capacitor are connected respectively to the first electrode of the fifth transistor and the gate of the third transistor.

US Pat. No. 10,170,730

VACUUM EVAPORATION DEVICE AND METHOD THEREOF, AND ORGANIC LIGHT-EMITTING DISPLAY PANEL

SHANGHAI TIANMA AM-OLED C...

1. A vacuum evaporation device, comprising:at least a first evaporation chamber, wherein:
the first evaporation chamber includes at least one first organic material evaporation source and at least one first metal evaporation source,
the at least one first organic material evaporation source is configured to evaporate a first organic material,
the at least one first metal evaporation source is configured to evaporate a first metal material, and
the at least one first organic material evaporation source and the at least one first metal evaporation source are controlled to perform evaporation simultaneously to generate blend doping of the first organic material and the first metal material on a substrate disposed within the first evaporation chamber,
wherein a material configured to be evaporated by the at least one first metal evaporation source includes at least one element selected from main group II and main group III, and rare earth elements,
the material configured to be evaporated by the at least one first metal evaporation source includes at least one of ytterbium (Yb), magnesium (Mg), and lithium fluoride (LiF), and
an evaporation temperature difference between the at least one first organic material evaporation source and the at least one first metal evaporation source is smaller than or equal to 300° C.

US Pat. No. 10,152,923

DISPLAY PANEL, DRIVING METHOD, AND ELECTRONIC DEVICE

SHANGHAI TIANMA AM-OLED C...

1. A display panel, comprising:a plurality of pixel units arranged in an array, wherein each of the pixel units comprises a plurality of sub-pixels arranged in a row direction of the array;
a plurality of gate lines in parallel;
a plurality of data lines in parallel, wherein the data lines and the gate lines are insulated and crossed to define a plurality of sub-pixel regions, the sub-pixel regions are in a one-to-one correspondence with the sub-pixels, each of the sub-pixel regions is provided with one sub-pixel, each of the sub-pixel regions is also provided with an organic light emitting diode (OLED) driving circuit, OLED driving circuits in a same column are connected with one of the data lines, and OLED driving circuits in a same row are connected with one of the gate lines; and
at least two sub-pixel regions adjacent to each other in a column direction of the array, wherein one of the at least two sub-pixel regions is a first region, the other one of the at least two sub-pixel regions is a second region, and in the first region and the second region in a same group, the sub-pixel in the first region is connected with the OLED driving circuit in the second region, and the sub-pixel in the second region is connected with the OLED driving circuit in the first region; wherein a first anode of the sub-pixel in the first region extends to the second region, and is connected with the OLED driving circuit in the second region through a via hole; and a second anode of the sub-pixel in the second region extends to the first region, and is connected with the OLED driving circuit in the first region through another via hole.

US Pat. No. 10,135,020

ORGANIC LIGHT-EMITTING DISPLAY PANEL, METHOD FOR MAKING THE SAME, AND ORGANIC LIGHT-EMITTING DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. An organic light-emitting display panel, comprising:an array substrate;
an organic light-emitting member placed on the array substrate; and
an encapsulation layer placed on a side of the organic light-emitting member away from the array substrate and covering the organic light-emitting member;
wherein the array substrate comprises a flexible substrate, and the flexible substrate comprises a display area and a non-display area surrounding the display area;
the array substrate further comprises a first buffer layer, a first insulation layer, a second insulation layer, and an antistatic ring, wherein the first buffer layer, the first insulation layer, and the second insulation layer are sequentially placed in the non-display area along a direction away from flexible substrate, the antistatic ring is placed between the first buffer layer and the first insulation layer, an extending direction of the antistatic ring is a circumferential direction of the non-display area, and the antistatic ring is non-closed in the extending direction;
the array substrate further comprises a second buffer layer, a polysilicon layer, a gate insulation layer, a gate metallic layer, a third insulation layer, a capacitor metallic layer, a fourth insulation layer, a source-drain metallic layer, and a planarization layer, wherein the second buffer layer, the polysilicon layer, the gate insulation layer, the gate metallic layer, the third insulation layer, the capacitor metallic layer, the fourth insulation layer, the source-drain metallic layer, and the planarization layer are sequentially placed in the display area of the flexible substrate along a direction toward the organic light-emitting member; and
wherein the second buffer layer and the first buffer layer are made in a same process, the third insulation layer and the first insulation layer are made in a same process, the fourth insulation layer and the second insulation layer are made in a same process, and the antistatic ring and the gate metallic layer are made in a same process.

US Pat. No. 10,083,659

ORGANIC LIGHT EMITTING DISPLAY PANEL, DRIVING METHOD THEREOF AND ORGANIC LIGHT EMITTING DISPLAY APPARATUS

SHANGHAI TIANMA AM-OLED C...

1. An organic light emitting display panel, comprising:a pixel array, comprising pixel regions in M rows and N columns;
a plurality of pixel driving circuits each comprising a light emitting diode and a driving transistor for driving the light emitting diode, the light emitting diode being arranged in each of the pixel regions; and
a plurality of pixel compensation circuits, each configured to provide a compensating light emitting control signal for a gate of the driving transistor to correct brightness of the light emitting diode in one of the plurality of pixel driving circuits;
wherein the plurality of pixel compensation circuits each comprises a current source, a first transistor, a second transistor and a third transistor;
wherein a gate of the first transistor and a gate of the second transistor are electrically connected with a first control signal terminal, a first electrode of the first transistor and a first electrode of the second transistor are electrically connected with an output terminal of the current source, a second electrode of the first transistor is electrically connected with the gate of the driving transistor, and a second electrode of the second transistor is electrically connected with a second electrode of the third transistor;
a gate of the third transistor is electrically connected with a second control signal terminal, a first electrode of the third transistor is electrically connected with a first voltage signal terminal, and a second electrode of the third transistor is electrically connected with a first electrode of the driving transistor; and
the said pixel driving circuit further comprises a first capacitor, a first end of the first capacitor is electrically connected with the gate of the driving transistor, and a second end of the first capacitor is electrically connected with a second electrode of the driving transistor and an anode of the light emitting diode.

US Pat. No. 10,512,179

FLEXIBLE DISPLAY DEVICE AND ELECTRONIC DEVICE

SHANGHAI TIANMA AM-OLED C...

1. A flexible display device, comprising:a flexible display panel;
a rigid structure having a first surface supporting the flexible display panel; and
a support structure comprising a set of support arms,
wherein the set of support arms comprises a first support arm and a second support arm, the first support arm and the second support arm have separated structures and are configured to support the rigid structure;
the rigid structure is bent at a preset angle based on a combined state of the set of support arms so that the flexible display panel supported by the rigid structure is bent at a same angle as the preset angle;
the combined state of the set of support arms comprises a first use state and a second use state, the first support arm and the second support arm are located on a same plane in the first use state, and the preset angle is formed between the first support arm and the second support arm in the second use state;
wherein the support structure further comprises: a connection member, wherein the first support arm is hinged with the second support arm via the connection member;
wherein the connection member comprises: a first sub connection member; and a second sub connection member, wherein the first sub connection member and the second sub connection member are arranged on two sides of the support structure respectively, so that the first support arm is rotatably connected to the second support arm via the first sub connection member and the second sub connection member; and
wherein each of the first sub connection member and the second sub connection member is provided with a support member, and the support member is configured to provide a fulcrum for the rigid structure so that the rigid structure is bent at the preset angle around the fulcrum.

US Pat. No. 10,347,837

ORGANIC ELECTROLUMINESCENT DISPLAY PANEL, METHOD FOR MANUFACTURING THE SAME, AND DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. An organic electroluminescent display panel, comprising:an underlying substrate; and
a non-rectangular shaped pixel area located on the underlying substrate, the non-rectangular shaped pixel area comprising a display area, and a virtual pixel area located on a periphery of the display area, wherein the display area comprises display sub-pixels, and the virtual pixel area comprises virtual sub-pixels, wherein:
both the display sub-pixels and the virtual sub-pixels comprise organic light-emitting layers, and while the organic electroluminescent display panel is displaying, the virtual sub-pixels are in a dark state; and
there is at least one non-rectangular shaped virtual sub-pixel among the virtual sub-pixels, and an area of the organic light-emitting layer in the non-rectangular shaped virtual sub-pixel is smaller than an area of the organic light-emitting layer in a display sub-pixel capable of emitting light in a same color.

US Pat. No. 10,305,045

ORGANIC ELECTROLUMINESCENT COMPOUND AND ORGANIC PHOTOELECTRIC APPARATUS THEREOF

Shanghai Tianma AM-OLED C...

1. An organic photoelectric apparatus, comprising:an anode substrate;
at least one organic layer formed over the anode substrate; and
a cathode layer formed over the at least one organic layer,
wherein the at least one organic layer includes at least one nitrogen-containing heterocyclic compound having a general formula (I):

wherein A1, A2, A3, A4, A5, A6, A7, and A8 are independently selected from a group consisting of a hydrogen atom, a compound having a general formula (II) and a compound having a general formula (III); and A1, A2, A3, A4, A5, A6, A7, and A8 include at least one compound having the general formula (II) and at least one compound having the general formula (III),
the general formula (II) being:

wherein Y1, Y2, and Y3 are independently selected from a group consisting of C and N; R3 and R4 are independently selected from a group consisting of C6-30 aromatic group and C2-30 heterocyclic aromatic group, and
the general formula (III) being:

wherein X is selected from a group consisting of any one of oxyl group (—O—), sulfhydryl group (—S—), substituted or non-substituted imino group, substituted or non-substituted methylene group, and substituted or non-substituted silicylene group; R5, R6, R7, R8, R9, R10, R11, and R12 are independently selected from a group consisting of hydrogen, deuterium, C1-30 alkyl group, C6-30 aromatic group, and C2-30 heterocyclic aromatic group.

US Pat. No. 10,289,229

TOUCH PANEL WITH REDUCED ELECTROMAGNETIC INTERFERENCE

SHANGHAI TIANMA AM-OLED C...

1. A touch panel, comprising:a first substrate and a second substrate disposed opposite to each other;
a plurality of anode blocks arranged on the second substrate, wherein the plurality of anode blocks are arranged in rows and columns and are separated by a pixel definition layer;
a plurality of organic light emitting blocks, each of which is disposed on a respective one of the plurality of anode blocks, wherein the plurality of organic light emitting blocks are separated by the pixel definition layer;
a plurality of cathode blocks, each of which is disposed on a respective one of the plurality of organic light emitting blocks;
a plurality of strip-shaped first touch electrodes arranged in a first direction and each extending in a second direction; and
a plurality of strip-shaped second touch electrodes arranged in the second direction and each extending in the first direction;
wherein the plurality of cathode blocks, the plurality of strip-shaped second touch electrodes, and the plurality of strip-shaped first touch electrodes are arranged in a same layer, each of the plurality of strip-shaped first touch electrodes is located between two adjacent columns of cathode blocks, the plurality of strip-shaped first touch electrodes are directly on the pixel definition layer, and the first direction is substantially perpendicular to the second direction,
wherein the plurality of strip-shaped second touch electrodes are directly on the pixel definition layer, each of the plurality of strip-shaped second touch electrodes is located between two adjacent rows of cathode blocks, and each of the plurality of strip-shaped second touch electrodes is divided into multiple segments which are electrically connected through bridges.

US Pat. No. 10,242,620

PIXEL CIRCUIT, METHOD FOR DRIVING THE SAME, DISPLAY PANEL, AND DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. A pixel circuit, comprising:a driving transistor in a double-gate structure, a first switch transistor, a second switch transistor, a third switch transistor, a fourth switch transistor, a first capacitor, a second capacitor, and a light-emitting element, wherein:
the second switch transistor is configured to be controlled by a signal of a first scan signal terminal to provide a first gate of the driving transistor with a signal of a data signal terminal;
the fourth switch transistor is configured to be controlled by a signal of a second scan signal terminal to provide a first electrode of the driving transistor, or a second electrode of the driving transistor, with a signal of a reset signal terminal;
the third switch transistor is configured to be controlled by the signal of the first scan signal terminal to provide a second gate of the driving transistor with a signal of a reference signal terminal;
the first switch transistor is configured to be controlled by a signal of a light-emission control terminal to provide the first electrode of the driving transistor with a signal of a first voltage signal terminal;
the first capacitor is configured to maintain a stable difference in voltage between the first gate of the driving transistor, and the first voltage signal terminal;
the second capacitor is configured to maintain a stable difference in voltage between the second electrode of the driving transistor, and the second gate of the driving transistor;
the light-emitting element has a first terminal connected with the second electrode of the driving transistor, and a second terminal connected with a second voltage signal terminal; and
the driving transistor is configured to be controlled by the first switch transistor, the first capacitor, and the second capacitor to drive the light-emitting element to emit light.

US Pat. No. 10,211,263

DISPLAY DEVICE AND MANUFACTURE METHOD THEREOF

SHANGHAI TIANMA AM-OLED C...

1. A display device comprising a plurality of color sub-pixels, the display device comprising:a substrate module comprising a TFT driving substrate and an insulating layer formed over the TFT driving substrate;
a pixel definition layer formed over the insulating layer, the pixel definition layer comprising a plurality of openings; and
an organic light emitting layer and a pixel electrode formed in the plurality of openings to correspondingly form a plurality of sub-pixels,
wherein a three-dimensional recess is disposed in the insulating layer below at least one sub-pixel having a particular color, each three-dimensional recess corresponds to an opening of the pixel definition layer, and the organic light emitting layer and the pixel electrode are formed on the entire surface of each three-dimensional recess, to correspondingly form the plurality of sub-pixels, and a surface area of the organic light emitting layer and the pixel electrode is larger than a projected area of the three-dimensional recess on the pixel definition layer.

US Pat. No. 10,205,112

ORGANIC LIGHT-EMITTING DIODE DISPLAY PANEL AND ORGANIC LIGHT-EMITTING DIODE DISPLAY DEVICE

Shanghai Tianma AM-OLED C...

1. An organic light-emitting diode (OLED) display panel, comprising:a first substrate;
a first electrode layer disposed on the first substrate and including a plurality of first electrodes;
a first hole transport layer disposed on a surface of the first electrode layer opposing the first substrate;
a second hole transport layer disposed on a surface of the first hole transport layer opposing the first electrode layer, and including a plurality of hole transport units arranged in correspondence with the plurality of first electrodes respectively;
a plurality of light-emitting devices of m number of colors disposed on a surface of the second hole transport layer opposing the first hole transport layer and arranged in correspondence with the plurality of hole transport units respectively, wherein m is a positive integer, the hole transport units corresponding to the light-emitting devices of at least one color include at least two hole transport materials, and at least one of the at least two hole transport materials in the hole transport units has a higher lowest unoccupied molecular orbital (LUMO) than the corresponding light-emitting devices;
an electron transport layer;
a second electrode layer; and
a capping layer disposed on a surface of the second electrode layer opposing the electron transport layer, wherein a refractive index of the capping layer is greater than approximately 1.8 at a wavelength of 500 nm.

US Pat. No. 10,147,353

ORGANIC LIGHT EMITTING DISPLAY PANEL AND PIXEL COMPENSATION METHOD

SHANGHAI TIANMA AM-OLED C...

1. An organic light emitting display panel, comprising:a pixel array comprising pixel regions divided into M rows and N columns;
a plurality of pixel driving circuits, each including a light emitting diode, a driving transistor for driving the light emitting diode, wherein each of the light emitting diodes is located in one of the pixel regions; and
a plurality of pixel compensation circuits each associated with one of the pixel driving circuits, configured to sample an anode voltage of the light emitting diode in one associated pixel driving circuits and a light emitting current flowing through the light emitting diode, and generate a compensation signal based on the anode voltage and the light emitting current,
wherein the pixel compensation circuit comprises a first voltage sampling unit, a second voltage sampling unit and a calculation unit,
wherein the first voltage sampling unit comprises a sampling resistor and a first differential amplifier, wherein the sampling resistor is arranged on a current path of the light emitting current, wherein two input terminals of the first differential amplifier are electrically connected to two ends of the sampling resistor respectively, and wherein the light emitting current is determined based on a voltage difference between the two ends of the sampling resistor,
wherein the second voltage sampling unit is configured to sample the anode voltage of the light emitting diode,
wherein the calculation unit is configured to determine the compensation signal based on the anode voltage and the light emitting current;
wherein the second voltage sampling unit comprises a first switching transistor and a second differential amplifier;
wherein a gate of the first switching transistor is electrically connected to a first control signal terminal, wherein a first electrode of the first switching transistor is electrically connected to an anode of the light emitting diode; wherein a second electrode of the first switching transistor is electrically connected to an output terminal of the second differential amplifier;
wherein the pixel compensation circuit further comprises a first compensation capacitor; and
wherein an end of the first compensation capacitor is grounded and the second end of the first compensation capacitor is electrically connected to the first electrode of the first switching transistor.

US Pat. No. 10,367,041

ORGANIC LIGHT-EMITTING DISPLAY PANEL AND ORGANIC LIGHT-EMITTING DISPLAY DEVICE INCLUDING TOUCH ELECTRODES

Shanghai Tianma AM-OLED C...

1. An organic light-emitting display panel, comprising:an array substrate;
a transparent cover plate; and
an organic light-emitting layer configured between the array substrate and the transparent cover plate,
wherein the organic light-emitting layer comprises:
a first electrode layer, as a cathode electrode layer, including a plurality of first electrodes extending in a first direction and arranged in a second direction,
a plurality of first touch electrodes extending in the first direction, arranged in the second direction, and disposed in a same layer as the first electrode layer with each of the plurality of first touch electrodes being disposed between adjacent first electrodes, and
a plurality of second touch electrodes, each of the plurality of second touch electrodes being disposed between the adjacent first electrodes.

US Pat. No. 10,312,293

ORGANIC LIGHT-EMITTING DIODE, DISPLAY PANEL AND DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. An organic light-emitting diode, comprising an anode, a cathode, at least two emitting layers arranged between the anode and the cathode, and a charge generation layer arranged between the at least two adjacent emitting layers;wherein the charge generation layer comprises a first layer unit and a second layer unit, arranged in sequence between the at least two emitting layers, wherein the first layer unit comprises a hole injection material doped with a P-type semiconductor material, and wherein the second layer unit comprises an electron transport material doped with ytterbium, wherein a volume concentration of ytterbium doped in the electron transport material ranges from 1% to 5%;
wherein the P-type semiconductor material comprises the following compound:

wherein n is an integer greater than or equal to 1, and X1, X2 and X3 each respectively has an independent structure of
 R? is selected from any one of substituted aryl and substituted hetero aryl, and the substituent in the substituted aryl and substituted hetero aryl at least comprises one electron acceptor group.

US Pat. No. 10,199,442

ORGANIC LIGHT-EMITTING DISPLAY PANEL, METHOD FOR PREPARING THE SAME, AND ORGANIC LIGHT-EMITTING DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. An organic light-emitting display panel, comprising:an array substrate;
an organic light-emitting element arranged on the array substrate, the organic light-emitting element comprising a reflective layer, a pixel definition layer comprising pixel definition parts, a light-emitting pixel layer comprising light-emitting pixel parts each arranged between the pixel definition parts, a cathode layer arranged on a side of the light-emitting pixel layer away from the reflective layer, and a support layer arranged between at least one pair of adjacent light-emitting pixel parts of the light-emitting pixel layer, the support layer comprising a metal part and an annular organic part placed on a side of the metal part away from the array substrate; and
an encapsulation portion, the encapsulation portion comprising at least one organic encapsulation layer and at least one inorganic encapsulation layer, the encapsulation portion covering the organic light-emitting element.

US Pat. No. 10,177,332

ORGANIC LIGHT-EMITTING DISPLAY PANEL AND DEVICE

SHANGHAI TIANMA AM-OLED C...

1. An organic light-emitting display panel, comprising:a substrate, a second electrode, a light-emitting layer, a first hole transport layer, a first electrode and an optical coupling layer, wherein the substrate, the second electrode, the light-emitting layer, the first hole transport layer and the first electrode are successively laminated;
wherein, the first electrode and the second electrode are both made of silver or silver-containing metallic materials;
wherein the first hole transport layer is made of a conductive material doped with a P-type semiconductor material, wherein a P-type semiconductor material layer is provided between the first hole transport layer and the first electrode;
wherein at least one of the first electrode and the second electrode is an emergent light side electrode of the organic light-emitting display panel; and
wherein the optical coupling layer is located on one side of the emergent light side electrode of the organic light-emitting display panel that is facing away from the light-emitting layer.

US Pat. No. 10,177,333

ORGANIC LIGHT-EMITTING DISPLAY PANEL AND DEVICE

SHANGHAI TIANMA AM-OLED C...

1. An organic light-emitting display panel, comprising:a substrate;
a first electrode and a second electrode that are stacked, wherein the first electrode and the second electrode are both located on one side of the substrate;
an organic light-emitting layer, located between the first electrode and the second electrode; and
an electron transport layer, located between the organic light-emitting layer and the second electrode;
wherein the second electrode comprises a rare earth transitional metal and the electron transport layer comprises a rare earth transitional metal to reduce the electron injection barrier, and the volume percent of the rare earth transitional metal is equal to about 3%; and
wherein when a lightness of the organic light-emitting display panel attenuates from an initial intensity to 75% of the initial intensity, a working time of the organic light-emitting display panel is larger than 160 h.

US Pat. No. 10,177,344

DISPLAY PANEL AND METHOD FOR MANUFACTURING THE SAME

Shanghai Tianma AM-OLED C...

1. A display panel, comprising:a substrate and a display element located on the substrate; and
a thin-film encapsulation layer located on a light emitting side of the display element, wherein the thin-film encapsulation layer comprises a plurality of first encapsulation material layers and a plurality of second encapsulation material layers, and a refractive index of the first encapsulation material layer is different from that of the second encapsulation material layer; and, wherein
each of the first encapsulation material layers is provided with a plurality of grooves, the plurality of grooves are filled with a respective one of the second encapsulation material layers, and each of the second encapsulation material layers is above a respective one of the first encapsulation material layers; wherein a orthographic projection of each of the grooves in one of the first encapsulation material layers on the substrate is coincident with that of a respective one of the grooves in the other ones of the first encapsulation material layers;
wherein groove regions of the thin-film encapsulation layer are regions where the plurality of grooves are disposed, non-groove regions of the thin-film encapsulation layer are regions of the thin-film encapsulation layer where no grooves are disposed, a thickness of each of the groove regions of the thin-film encapsulation layer is less than that of each of the non-groove regions of the thin-film encapsulation layer; and
wherein in a direction perpendicular to the substrate, groove regions of at least one of the first encapsulation material layers are regions where grooves of the at least one of first encapsulation material layers are disposed, non-groove regions of the at least one of first encapsulation material layers are regions of the at least one of first encapsulation material layers where no grooves are disposed; and
wherein a thickness of each of the groove regions of the at least one of the first encapsulation material layers is less than a thickness of each of the non-groove regions of the at least one of the first encapsulation material layers, or each of the grooves of the at least one of first encapsulation material layers extends through the at least one of first encapsulation material layers.

US Pat. No. 10,497,311

ORGANIC LIGHT EMITTING DISPLAY PANEL, DRIVING METHOD THEREOF AND ORGANIC LIGHT EMITTING DISPLAY APPARATUS

SHANGHAI TIANMA AM-OLED C...

1. An organic light emitting display panel, comprising:a pixel array, comprising pixel regions in M rows and N columns;
a plurality of pixel driving circuits each comprising a light emitting diode and a driving transistor, the light emitting diode being arranged in each of the pixel regions; and
a plurality of pixel compensation circuits, each comprising a current source signal terminal and an acquisition capacitor;
wherein the current source signal terminal provides a current signal to the driving transistor;
wherein the acquisition capacitor is electrically connected to the drive transistor,
wherein the current signal comprises a plurality of current signals with different gray scales;
wherein the plurality of pixel compensation circuits each further comprises an eighth transistor having a gate connected to a seventh signal terminal, a source connected to the current source signal terminal, and a drain connected to a source of the driving transistor;
wherein the plurality of pixel driving circuits each further comprises a ninth transistor, a tenth transistor, and a fourth capacitor;
wherein the ninth transistor has a gate connected to an eighth signal terminal, a source connected to a third constant voltage signal terminal, and a drain connected to the source of the driving transistor;
wherein the tenth transistor has a gate connected to a ninth signal terminal, a source connected to a drain of the driving transistor, and a drain connected to a gate of the driving transistor; and
wherein the fourth capacitor has a first end connected to the source of the driving transistor and a second end connected to the gate of the driving transistor.

US Pat. No. 10,446,612

ORGANIC LIGHT-EMITTING DEVICE AND DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. An organic light-emitting device, comprising an anode, a cathode, and a first blue light emitting layer, a second blue light emitting layer and a yellow light emitting layer laminated between the anode and the cathode, wherein the yellow light emitting layer is arranged between the cathode and the first blue light emitting layer, and the first blue light emitting layer is arranged between the yellow light emitting layer and the second blue light emitting layer; andthe yellow light emitting layer comprises a phosphorescent material, one of the first blue light emitting layer and the second blue light emitting layer comprises a blue fluorescent material, and another of the first blue light emitting layer and the second blue light emitting layer comprises a blue thermally-activated delayed fluorescent material used as an auxiliary material between a host and a guest,
wherein the yellow light emitting layer comprises a red phosphorescent material and a green phosphorescent material laminated together.

US Pat. No. 10,385,059

ORGANIC ELECTROLUMINESCENT MATERIAL AND ORGANIC OPTOELECTRONIC DEVICE

Shanghai Tianma AM-OLED C...

10. An organic optoelectronic device, comprising:an anode;
a cathode; and
one or more organic thin film layers disposed between the anode and the cathode,
wherein at least one of the one or more organic thin film layers includes one or more compounds each having the following chemical formula (I):

wherein: in the chemical formula (I),
R1 to R10 are independently selected from hydrogen, deuterium, C1 to C30 alkyl, C1 to C30 heteroatom-substituted alkyl, C6 to C30 aryl, and C2 to C30 heteroaryl,
X1 to X6 are independently selected from C and N, when N is selected, N does not include a substituent, and when C is selected, C includes a substituent selected from hydrogen, deuterium, C1 to C30 alkyl, C1 to C30 heteroatom-substituted alkyl, C6 to C30 aryl, and C2 to C30, at least one of X1 to X3 and at least one of X4 to X6 are selected as C and, meanwhile, connected to A1 and A2, respectively, and
A1 and A2 are chemical groups independently represented by the following chemical formula (II):

wherein: in the chemical formula (II),
R5 to R12 are independently selected from hydrogen, deuterium, C1 to C30 alkyl, C1 to C30 heteroatom-substituted alkyl, C6 to C30 aryl, and C2 to C30 heteroaryl,
Y is selected from O, S, substituted or unsubstituted imino, substituted or unsubstituted methylene, substituted or unsubstituted silylene, and a substituent is selected from hydrogen, deuterium, C1 to C30 alkyl, C1 to C30 heteroatom-substituted alkyl, C6 to C30 aryl, and C2 to C30 heteroaryl,
Ar is selected from C6 to C30 aryl and C2 to C30 heteroaryl,
m represents 0 or 1, and n represents 0 or 1, and
n in A1 and n in A2 are not zero at the same time.

US Pat. No. 10,373,555

ORGANIC LIGHT EMITTING DISPLAY PANEL, ORGANIC LIGHT EMITTING DISPLAY DEVICE, AND PIXEL COMPENSATION METHOD

SHANGHAI TIANMA AM-OLED C...

1. An organic light emitting display panel, comprising:a plurality of data line sets, each comprising at least one data line;
a pixel array, comprising pixel regions configured into M rows and N columns, M and N being positive integers;
a plurality of pixel driving circuits, each configured to be in one of the pixel regions, and electrically connected to the data line sets, wherein each of the pixel driving circuits comprises an organic light emitting diode; and
a pixel compensation circuit, configured to provide a bias current to at least one of the pixel driving circuits, sample an anode voltage of the organic light emitting diode of the said at least one of the pixel driving circuits, and generate a compensated data voltage based on the said bias current and the said anode voltage,
wherein the pixel compensation circuit comprises a power sub-circuit, a sampling sub-circuit, and a data voltage generation sub-circuit;
wherein the plurality of the data line sets each is electrically connected, via a switch element, to the power sub-circuit, the sampling sub-circuit, and the data voltage generation sub-circuit;
wherein the power sub-circuit is configured to provide the bias current to the data line set, and to transmit the bias current, via one of the plurality of the data line sets, to one of the organic light emitting diodes associated with one of the plurality of pixel driving circuits;
wherein the sampling sub-circuit sampling the anode voltage of the organic light emitting diode via one of the plurality of the data line sets; and
wherein the data voltage generation sub-circuit transmits the compensated data voltage, via one of the plurality of the data line sets, to the associated one of plurality of the pixel driving circuits based on the anode voltage and the bias current,
wherein at least one of the plurality of pixel driving circuits further comprising: a scan line, a light emission control signal line, a reference signal line, a threshold detection signal line, a first reset unit, a first data write unit, a first storage unit, a first driving transistor, a first light emission control unit, and a first threshold compensation unit;
wherein the first reset unit is electrically connected to the reference signal line, and transmits a signal from the reference signal line to a second node based on a signal from the light emission control signal line;
wherein the second node is a connection point for the first data write unit, the first reset unit, and the first storage unit;
wherein the first data write unit is electrically connected to an associated one of the plurality of data line sets, and transmits a signal from the said data line set to the second node and a first node based on a signal from the scan line, the first node is a connection point for the first data write unit, the first driving transistor, and the first storage unit;
wherein the first storage unit is electrically connected to the first reset unit, the first data write unit, and the first driving transistor, and configured to store a voltage between the first node and the second node;
wherein the first light emission control unit is electrically connected to the light emission control signal line, and configured to control the light emission of the organic light emitting diode;
wherein the first threshold compensation unit is electrically connected to the said data line set, transmits a signal from the said data line set to an anode of the organic light emitting diode based on a signal from the threshold detection signal line, samples the anode voltage of the organic light emitting diode, and transmits the sampled anode voltage to the data line set; and
wherein a cathode of the organic light emitting diode is electrically connected to a first source voltage terminal.

US Pat. No. 10,367,036

ORGANIC LIGHT-EMITTING STRUCTURE AND DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. An organic light-emitting structure, comprising:a first light-emitting unit,
a second light-emitting unit,
a third light-emitting unit, and
a fourth light-emitting unit,
wherein each of the first light-emitting unit, the second light-emitting unit, the third light-emitting unit, and the fourth light-emitting unit comprises a first electrode, a second electrode, and an organic laminated body placed between the first electrode and the second electrode, and one of the first electrode and the second electrode is a translucent electrode;
an emission wavelength of the first light-emitting unit, an emission wavelength of the second light-emitting unit, an emission wavelength of the third light-emitting unit, and an emission wavelength of the fourth light-emitting unit successively increase; and
each of a luminous efficiency of the second light-emitting unit and a luminous efficiency of the third light-emitting unit is greater than each of a luminous efficiency of the first light-emitting unit and a luminous efficiency of the fourth light-emitting unit,
wherein the organic laminated body comprises a common hole injection layer, a common hole transmission layer, a monochromic hole transmission layer, a light-emitting layer, and a common electron transmission layer; the common hole injection layer, the common hole transmission layer, the monochromic hole transmission layer, the light-emitting layer, and the common electron transmission layer are successively stacked; and the common hole injection layer is closer to the first electrode than the common electron transmission layer;
wherein the monochromic hole transmission layer of the first light-emitting unit is a first monochromic hole transmission layer; the monochromic hole transmission layer of the second light-emitting unit is a second monochromic hole transmission layer; the monochromic hole transmission layer of the third light-emitting unit is a third monochromic hole transmission layer; the monochromic hole transmission layer of the fourth light-emitting unit is a fourth monochromic hole transmission layer; and
wherein a thickness of the first monochromic hole transmission layer, a thickness of the second monochromic hole transmission layer, a thickness of the third monochromic hole transmission layer, and a thickness of the fourth monochromic hole transmission layer successively increase.

US Pat. No. 10,347,180

ORGANIC LIGHT-EMITTING PIXEL DRIVING CIRCUIT, DRIVING METHOD THEREOF, AND ORGANIC LIGHT-EMITTING DISPLAY PANEL

Shanghai Tianma AM-OLED C...

1. An organic light-emitting pixel driving circuit, comprising:a light-emitting element;
a driving transistor, configured to drive the light-emitting element;
an initialization unit, configured to transmit a first power supply voltage signal to a gate electrode of the driving transistor and transmit a reference voltage signal to a source electrode of the driving transistor and an anode of the light-emitting element;
a storage unit, including a first capacitor and a second capacitor, configured to maintain a voltage signal transmitted to the driving transistor;
a data write-in unit, configured to transmit a data voltage signal to the gate electrode of the driving transistor and allow the data voltage signal to compensate a threshold voltage of the driving transistor; and
a light-emitting control unit, configured to control the light-emitting element to emit light, wherein:
a first plate of the first capacitor is connected to the gate electrode of the driving transistor, and a second plate of the first capacitor is connected to the source electrode of the driving transistor, and
a first plate of the second capacitor is connected to the source electrode of the driving transistor, and a second plate of the second capacitor accesses a fixed voltage.

US Pat. No. 10,347,181

DISPLAY PANEL, DISPLAY DEVICE, AND METHOD FOR DRIVING A PIXEL CIRCUIT

SHANGHAI TIANMA AM-OLED C...

1. A display panel, comprising:a plurality of pixel circuits, and first scan lines, second scan lines, data lines, and light-emission control lines, corresponding to the pixel circuits, wherein each of the pixel circuits comprises:
a data writing module, a light-emission control module, a driver control module, a threshold compensation module, an anode resetting module, a node initialization module, and an organic light-emitting diode, wherein:
the data writing module comprises a first transistor and a second transistor, wherein the first transistor has a gate connected with the second scan line, a first electrode connected with the data line, and a second electrode connected with a first node; and the second transistor has a gate connected with the light-emission control line, a first electrode connected with a reference signal end, and a second electrode connected with the first node;
the light-emission control module comprises a third transistor, wherein the third transistor has a gate connected with the light-emission control line, a first electrode connected with a third node, and a second electrode connected with a fourth node;
the driver control module comprises a driver transistor, wherein the driver transistor has a gate connected with a second node, a first electrode connected with a first power source voltage end, and a second electrode connected with the third node;
the threshold compensation module comprises a fourth transistor and a capacitor, wherein the fourth transistor has a gate connected with the second scan line, a first electrode connected with the second node, and a second electrode connected with the third node; and the capacitor is connected between the first node and the second node;
the anode resetting module comprises a fifth transistor, wherein the fifth transistor has a gate connected with the first scan line or the second scan line, a first electrode connected with an initial signal end and a second electrode connected with the fourth node;
the organic light-emitting diode is connected between the fourth node and a second power source voltage end; and
the node initialization module has a control end connected with the first scan line, an input end connected with the initial signal end, and an output end connected between the third node and the second node; and the node initialization module is configured to be controlled by the control end thereof to provide the output end thereof with a signal received at the input end thereof;
wherein the voltage of the reference signal end is positive voltage, and the voltage of the initial signal end is negative voltage.

US Pat. No. 10,297,202

ORGANIC LIGHT-EMITTING DISPLAY PANEL, DRIVING METHOD THEREOF, AND ORGANIC LIGHT-EMITTING DISPLAY DEVICE

Shanghai Tianma AM-OLED C...

1. An organic light-emitting display panel, comprising:a plurality of pixel driving circuits, wherein a pixel driving circuit of the plurality of pixel driving circuits includes an organic light-emitting element, a driving module, an initialization module at least including a first transistor, a data write-in module including a second transistor, and a light-emitting control module at least including a third transistor, wherein:
the driving module includes a control end, a first end and a second end,
the light-emitting control module, at least including the third transistor, is configured to transmit a signal to the second end of the driving module,
the driving module includes a driving transistor and is configured to drive the organic light-emitting element to emit light based on the signal transmitted by the light-emitting control module,
the initialization module, at least including the first transistor, is configured to initialize a voltage level of the control end and a voltage level of the first end of the driving module,
the data write-in module, including the second transistor, is configured to write a data signal into the control end of the driving module,
the pixel driving circuit further includes a fourth transistor included in the initialization module or a fifth transistor included in the light-emitting control module,
a first electrode of the fourth transistor is electrically connected to a reference voltage signal end, and
a first electrode of the fifth transistor is electrically connected to a first voltage end.

US Pat. No. 10,290,695

DISPLAY PANEL AND FABRICATION METHOD THEREOF

Shanghai Tianma AM-OLED C...

1. A display panel, comprising:a display region; and
a peripheral circuit region surrounding the display region,
wherein:
the display panel has a display surface facing viewers and covering the display region and the peripheral circuit region,
at least one corner of the display panel is provided with a chamfer having a chamfer surface, the chamfer surface being a new side surface which is going to be introduced to the display panel after the chamfer is formed,
a chamfer cutting reflective layer is disposed on the display surface of the display panel and along an edge of the chamfer surface,
in a direction perpendicular to a chamfer cutting line towards the at least one corner of the display panel, a thickness of the chamfer cutting reflective layer is reduced,
the peripheral circuit region at least comprises a chip holder, a driving chip being disposed in the chip holder, and
two corners of the display panel corresponding to the chip holder each is provided the chamfer.

US Pat. No. 10,269,300

ORGANIC LIGHT-EMITTING DISPLAY PANEL, DRIVING METHOD THEREOF, AND ORGANIC LIGHT-EMITTING DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. An organic light-emitting display panel, comprising:a pixel array including a plurality of pixel regions;
a plurality of pixel driving circuits including, along a row direction of the pixel array, a first pixel driving circuit, a second pixel driving circuit, and a third pixel driving circuit in a preset order, wherein the first and the second pixel driving circuits share a same reference voltage signal line, and the second and the third pixel driving circuits share a same data voltage signal line;
a plurality of reference voltage signal lines configured to provide a reference voltage signal to the plurality of pixel driving circuits;
a plurality of data voltage signal lines configured to provide a data signal to the plurality of pixel driving circuits;
a first control signal line connected to the first and third pixel driving circuits;
a second control signal line connected to the second pixel driving circuit;
a light-emitting control signal line connected to the first, the second, and the third pixel driving circuits,
each pixel driving circuit of the plurality of pixel driving circuits includes a first transistor, a second transistor and a third transistor,
in the first pixel driving circuit and the third pixel driving circuit, a gate electrode of the first transistor and a gate electrode of the third transistor are connected to the first control signal line, and
in the second pixel driving circuit, a gate electrode of the first transistor and a gate electrode of the third transistor are connected to the second control signal line.

US Pat. No. 10,249,242

ORGANIC LIGHT EMITTING PIXEL DRIVING CIRCUIT, DRIVING METHOD AND ORGANIC LIGHT EMITTING DISPLAY PANEL

SHANGHAI TIANMA AM-OLED C...

1. An organic light emitting pixel driving circuit, comprising:a first capacitor, a second capacitor, a first switching transistor, a second switching transistor, a third switching transistor, a fourth switching transistor, a fifth switching transistor, a data line, a first scanning line, a second scanning line, a light emitting control line, a reference voltage line, an initialization voltage line, a light emitting element and a driving transistor;
wherein a second terminal of the second capacitor is connected to a gate of the driving transistor for storing a voltage transmitted to the gate of the driving transistor;
wherein a second terminal of the first capacitor is directly connected to the second electrode of the driving transistor;
wherein the fourth switching transistor is connected to the reference voltage line for transmitting a signal from the reference voltage line to the first capacitor based on a signal from the second scanning line, a gate of the fourth switching transistor is connected to the second scanning line, and a second electrode of the fourth switching transistor is connected to a first terminal of the first capacitor;
wherein the fifth switching transistor is connected to the second electrode of the driving transistor and an anode of the light emitting element to control the light emitting element to emit light based on a signal from the light emitting control line;
wherein the gates of the first switching transistor, the second switching transistor and the third switching transistor are connected to the first scanning line;
wherein a first electrode of the first switching transistor is connected to the gate of the driving transistor, a second electrode of the first switching transistor is connected to the second electrode of the driving transistor, a first electrode of the second switching transistor is connected to the initialization voltage line, a second electrode of the second switching transistor is connected to the anode of the light emitting element, a first electrode of the third switching transistor is connected to the data line, and a second electrode of the third switching transistor is connected to the first capacitor;
wherein the first switching transistor, the second switching transistor and the third switching transistor are used to reset a potential of the anode of the light emitting element, a potential of the gate of the driving transistor and a potential of the second electrode of the driving transistor based on a signal from the first scanning line, and to transmit a signal from the data line to the first capacitor;
wherein a cathode of the light emitting element is connected to a first power source voltage line; and
wherein a first electrode of the driving transistor is connected to a second power source voltage line.

US Pat. No. 10,243,142

DISPLAY PANEL, ORGANIC LIGHT EMITTING DIODE AND METHOD FOR MANUFACTURING THE SAME

SHANGHAI TIANMA AM-OLED C...

1. An organic light emitting diode comprising:an organic light emitting layer having a first surface and a second surface opposite to each other;
a hole transport part formed on the first surface of the organic light emitting layer, comprising an anode, a hole injection layer and a hole transport layer stacked sequentially; and
an electron transport part formed on the second surface of the organic light emitting layer, the electron transport part comprising a nanocomposite layer and a cathode formed on the nanocomposite layer,
wherein the nanocomposite layer comprises graphene and metalloid oxide.

US Pat. No. 10,211,416

FLEXIBLE DISPLAY PANEL, FABRICATION METHOD, AND FLEXIBLE DISPLAY APPARATUS

SHANGHAI TIANMA AM-OLED C...

1. A flexible display panel, comprising:a flexible substrate;
an organic light-emitting layer disposed on a side of the flexible substrate and having a first side facing the flexible substrate and an opposing side; and
a thin-film-encapsulation layer disposed on the opposing side of the organic light-emitting layer,
wherein:
the flexible display panel includes at least one bending area,
the thin-film-encapsulation layer includes at least one organic encapsulation layer and at least one inorganic encapsulation layer,
the at least one inorganic encapsulation layer has a first side facing the flexible substrate and an opposing side,
in the at least one bending area, at least one groove is formed on the opposing side of the at least one inorganic encapsulation layer, and
a bottom width W of the at least one groove is configured to be
where n is a maximum bending angle of the at least one bending area, 0°

US Pat. No. 10,535,303

ORGANIC LIGHT EMITTING DISPLAY PANEL, DRIVING METHOD THEREOF AND ORGANIC LIGHT EMITTING DISPLAY APPARATUS

SHANGHAI TIANMA AM-OLED C...

1. An organic light emitting display panel, comprising:a pixel array, comprising pixel regions in M rows and N columns;
a plurality of pixel driving circuits each comprising a light emitting diode and a driving transistor, the light emitting diode being arranged in each of the pixel regions; and
a plurality of pixel compensation circuits, each comprising a current source signal terminal and an acquisition capacitor;
wherein the current source signal terminal provides a current signal to the driving transistor;
wherein the acquisition capacitor is electrically connected to the drive transistor,
wherein the current signal comprises a plurality of current signals with different gray scales;
wherein the plurality of pixel compensation circuits each further comprises an eighth transistor having a gate connected to a seventh signal terminal, a source connected to the current source signal terminal, and a drain connected to a source of the driving transistor;
wherein the plurality of pixel driving circuits each further comprises a ninth transistor, a tenth transistor, and a fourth capacitor;
wherein the ninth transistor has a gate connected to an eighth signal terminal, a source connected to a third constant voltage signal terminal, and a drain connected to the source of the driving transistor;
wherein the tenth transistor has a gate connected to a ninth signal terminal, a source connected to a drain of the driving transistor, and a drain connected to a gate of the driving transistor; and
wherein the fourth capacitor has a first end connected to the source of the driving transistor and a second end connected to the gate of the driving transistor.

US Pat. No. 10,403,194

DISPLAY PANEL AND DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. A display panel, comprising:a display area, the display area comprising a plurality of scan lines each connected with at least one pixel unit; and
a non-display area, the non-display area comprising a plurality of gate driving circuits and at least one load compensating unit;
wherein at least two of the plurality of scan lines have different lengths, and the at least two scan lines having different lengths are connected with different numbers of pixel units;
each of the plurality of gate driving circuits is respectively connected with one of the plurality of scan lines;
each of the at least one load compensating unit corresponds to one of the plurality of gate driving circuits to compensate a load of the one of the plurality of gate driving circuits, and the larger a length of the scan line connected with the gate driving circuit is, the greater the number of pixel units connected with the scan line is, and the smaller a load added by a corresponding load compensating unit is;
wherein the at least one load compensating unit comprises a capacitor.

US Pat. No. 10,373,557

ORGANIC LIGHT-EMITTING PIXEL DRIVING CIRCUIT, DRIVING METHOD AND ORGANIC LIGHT-EMITTING DISPLAY PANEL

SHANGHAI TIANMA AM-OLED C...

1. An organic light-emitting pixel driving circuit, comprising:a first scanning signal terminal, a second scanning signal terminal, a first light-emission controlling signal terminal, a second light-emission controlling signal terminal, a first transistor, a second transistor, a third transistor, a fourth transistor, a fifth transistor, a diving transistor, an organic light-emitting diode, a first power supply voltage terminal, and a data signal terminal and a capacitor;
wherein the first transistor provides an initialization signal to an anode of the organic light-emitting diode and a gate of the driving transistor based on a signal from the first scanning signal terminal;
wherein the second transistor compensates a threshold voltage of the driving transistor based on a signal from the second scanning signal terminal, a gate of the second transistor is connected with the second scanning signal terminal, a first electrode of the second transistor is connected with a second electrode of the driving transistor, and a second electrode of the second transistor is connected with the gate of the driving transistor;
wherein the third transistor provides a data signal to the driving transistor based on a signal from the second scanning signal terminal, a gate of the third transistor is connected with the second scanning signal terminal, a first electrode of the third transistor is connected with the data signal terminal, and a second electrode of the third transistor is connected with the first electrode of the driving transistor;
wherein the fourth transistor transmits a first power supply voltage to the driving transistor based on a signal from the first light-emission controlling signal terminal;
wherein the fifth transistor is coupled in series between the driving transistor and the anode of the organic light-emitting diode, and controls electrical connection between the driving transistor and the organic light-emitting diode based on a signal from the second light-emission controlling signal terminal, a gate of the fifth transistor is connected with the second light-emission controlling signal terminal, a first electrode of the fifth transistor is connected with the second electrode of the driving transistor, and a second electrode of the fifth transistor is connected with the anode of the organic light emitting diode;
wherein the capacitor is connected to the first power supply voltage terminal, and configured to store the data signal transmitted to the driving transistor; and
wherein the organic light-emitting diode is configured to emit light in response to a driving current generated by the driving transistor.

US Pat. No. 10,332,449

METHOD FOR POWERING ORGANIC ELECTROLUMINESCENCE DISPLAY PANEL, AND DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. A method for powering an organic electroluminescence display panel comprising:powering a display area of the organic electroluminescence display panel by a power-supply circuit in a driver chip when an external compensation circuit is acquiring parameters of respective sub-pixels in the display area of the organic electroluminescence display panel, and
powering the display area of the organic electroluminescence display panel by a power management chip while the external compensation circuit is performing data compensation to the respective sub-pixels in the display area of the organic electroluminescence display panel;
wherein the powering a display area of the organic electroluminescence display panel by a power-supply circuit in a driver chip comprises:
generating a positive voltage signal by a boost circuit in the driver chip as voltage required for anodes in the display area of the organic electroluminescence display panel; and
generating a negative voltage signal by a buck circuit in the driver chip as voltage required for cathodes in the display area of the organic electroluminescence display panel;
or
generating a positive voltage signal by a boost circuit in the driver chip as voltage required for anodes in the display area of the organic electroluminescence display panel; and grounding cathodes in the display area of the organic electroluminescence display panel.

US Pat. No. 10,276,823

DISPLAY PANEL AND DISPLAY APPARATUS

Shanghai Tianma AM-OLED C...

1. A display panel, comprising:a substrate including a display region and a non-display region;
a display element disposed in the display region of the substrate;
at least one bank disposed in the non-display region of the substrate and disposed surrounding the display region; and
a thin film encapsulation layer including at least one inorganic layer, wherein:
the at least one bank includes a first inorganic layer, a first metal layer, a second inorganic layer, a second metal layer, and a third inorganic layer sequentially disposed on the substrate,
the first metal layer is encapsulated between, and in contact with, the first inorganic layer and the second inorganic layer,
the second metal layer is encapsulated between, and in contact with, the second inorganic layer and the third inorganic layer, and
the at least one inorganic layer in the thin film encapsulation layer is in contact with at least one of the first inorganic layer, the second inorganic layer or the third inorganic layer.

US Pat. No. 10,262,565

ORGANIC LIGHT-EMITTING DISPLAY PANEL, METHOD AND APPARATUS FOR TESTING THE SAME, AND METHOD FOR DISPLAYING ON THE SAME

SHANGHAI TIANMA AM-OLED C...

1. A method for testing an organic light-emitting display panel, comprising:presetting a highest grayscale luminance of a preset picture, and another grayscale luminance of the preset picture on the organic light-emitting display panel;
determining a data signal voltage corresponding to the highest grayscale of the preset picture, under a condition that there is no afterimage while controlling the preset picture to be switched to another picture;
determining an active pulse duty ratio of a light-emission control signal according to the determined data signal voltage, and the highest grayscale luminance;
determining data signal voltages corresponding to other grayscales according to the other grayscale luminance and the determined active pulse duty cycle; and
storing the determined active pulse duty cycle and the data signal voltages at the highest grayscale and the other grayscales;
wherein the active pulse of the light-emission control signal is configured to control the organic light-emitting display panel to emit light.

US Pat. No. 10,181,288

PIXEL CIRCUIT, DISPLAY PANEL, DISPLAY DEVICE AND DRIVING METHOD

SHANGHAI TIANMA AM-OLED C...

1. An organic light-emitting diode pixel circuit comprising:an organic light-emitting diode (OLED);
a drive transistor, a first switch transistor, a second switch transistor, a third switch transistor, an eighth switch transistor; and
a first capacitor, a second capacitor, a fourth capacitor;
wherein the drive transistor has a source for receiving a first drive signal, a drain connected with an anode of the OLED, and a gate connected respectively with a first terminal of the third switch transistor, one end of the first capacitor and one end of the second capacitor;
wherein the OLED has a cathode for receiving a second drive signal;
wherein the first capacitor has another end connected with the source of the drive transistor;
wherein the first switch transistor has a first terminal connected with the source of the drive transistor, a gate for receiving a first clock signal, a second terminal connected respectively with another end of the second capacitor and a first terminal of the second switch transistor;
wherein the second switch transistor has a gate for receiving a second clock signal, and a second terminal connected respectively with a second terminal of the eighth switch transistor and one end of the fourth capacitor;
wherein the third switch transistor has a gate for receiving the first clock signal, and a second terminal connected with the anode of the OLED;
wherein the eighth switch transistor has a first terminal for receiving a data signal, in a current frame of image signal, to be displayed by a pixel, and a gate for receiving a gate line scan signal configured to enable a gate line connected with the pixel;
wherein the fourth capacitor has another end connected with the source of the drive transistor.

US Pat. No. 10,510,808

ORGANIC LIGHT-EMITTING STRUCTURE AND DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. An organic light-emitting structure, comprising:a first light-emitting unit,
a second light-emitting unit,
a third light-emitting unit, and
a fourth light-emitting unit,
wherein each of the first light-emitting unit, the second light-emitting unit, the third light-emitting unit, and the fourth light-emitting unit comprises a first electrode, a second electrode, and an organic laminated body placed between the first electrode and the second electrode; one of the first electrode and the second electrode is a translucent electrode; and the organic laminated body comprises a light-emitting layer; and at least one of the first light-emitting unit, the second light-emitting unit, the third light-emitting unit, and the fourth light-emitting unit is a fluorescent light-emitting unit,
wherein an emission wavelength of the first light-emitting unit, an emission wavelength of the second light-emitting unit, an emission wavelength of the third light-emitting unit, and an emission wavelength of the fourth light-emitting unit successively increase,
a thickness of the first light-emitting layer is in a range of 18 nm-22 nm, a thickness of the second light-emitting layer is in a range of 31.5 nm-38.5 nm, a thickness of the third light-emitting layer is in a range of 31.5 nm-38.5 nm, and a thickness of the fourth light-emitting layer is in a range of 36 nm-44 nm,
the organic laminated body further comprises a monochromic hole transmission layer stacked with the light-emitting layer, the light-emitting layer is closer to the translucent electrode than the monochromic hole transmission layer is;
the monochromic hole transmission layer of the first light-emitting unit is a first monochromic hole transmission layer, the monochromic hole transmission layer of the second light-emitting unit is a second monochromic hole transmission layer, the monochromic hole transmission layer of the third light-emitting unit is a third monochromic hole transmission layer, and the monochromic hole transmission layer of the fourth light-emitting unit is a fourth monochromic hole transmission layer;
the first monochromic hole transmission layer, the second monochromic hole transmission layer, the third monochromic hole transmission layer and the fourth monochromic hole transmission layer are made of different electron-resistant materials;
a thickness of the first monochromic hole transmission layer is in a range of 9 nm-11 nm, a thickness of the second monochromic hole transmission layer is in a range of 27 nm-33 nm, a thickness of the third monochromic hole transmission layer is in a range of 45 nm-55 nm, and a thickness of the fourth monochromic hole transmission layer is in a range of 63 nm-77 nm, and
the organic laminated body further comprises a common hole transmission layer, the common hole transmission layer is stacked on one side of the monochromic hole transmission layer away from the light-emitting layer, and the common hole transmission layer and the monochromic hole transmission layer are made of different materials.

US Pat. No. 10,497,895

ORGANIC LIGHT-EMITTING DISPLAY PANEL AND ORGANIC LIGHT-EMITTING DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. An organic light-emitting display panel, comprising:an array substrate;
an organic light-emitting element placed on the array substrate and comprising a plurality of light-emitting pixels; and
an encapsulation layer placed on a side of the organic light-emitting element away from the array substrate, wherein the encapsulation layer comprises, along a direction away from the array substrate, a first inorganic encapsulation layer, a first interlayer bonding layer and a first organic encapsulation layer;
wherein a refractive index of the first inorganic encapsulation layer is n1, a refractive index of the first interlayer bonding layer is n2, a refractive index of the first organic encapsulation layer is n3, wherein the refractive index n2 of the first interlayer bonding layer decreases in gradient along a direction from the first inorganic encapsulation layer toward the first organic encapsulation layer, a maximum refractive index of the first interlayer bonding layer is n21, a minimum refractive index of the first interlayer bonding layer is n22, wherein n21>n1, n22 wherein the first inorganic encapsulation layer has a thickness of 10 nm-100 nm,
wherein the first interlayer bonding layer comprises silicon oxynitride, and an oxygen concentration of the silicon oxynitride in the first interlayer bonding layer increases in gradient along the direction from the first inorganic encapsulation layer toward the first organic encapsulation layer;
wherein the first interlayer bonding layer comprises a plurality of island-shaped first interlayer bonding sub-layers; and
wherein the organic light-emitting display panel further comprises a second interlayer bonding layer, wherein a groove is defined in a side of the first organic encapsulation layer away from the organic light-emitting element, and the second interlayer bonding layer is filled in the groove.

US Pat. No. 10,446,776

ORGANIC LIGHT-EMITTING DIODE (OLED) DISPLAY PANEL AND MANUFACTURING METHOD

SHANGHAI TIANMA AM-OLED C...

1. An organic light-emitting diode (OLED) display panel, comprising:a substrate; and
a plurality of pixel regions disposed on the substrate and emitting light in different colors, wherein a pixel region includes a first electrode, a first auxiliary light-emitting layer, a light-emitting layer, a second auxiliary light-emitting layer, and a second electrode, disposed in a direction far away from the substrate;
a micro-cavity structure is formed between the first electrode and the second electrode;
the second auxiliary light-emitting layer includes at least a first sub-auxiliary light-emitting layer;
the second auxiliary light-emitting layer corresponding to the pixel regions emitting light in at least one color also includes a second sub-auxiliary light-emitting layer;
at least one of the first sub-auxiliary light-emitting layer and the second sub-auxiliary light-emitting layer is made of at least a first electron-type material;
the second sub-auxiliary light-emitting layer has a zero-field electron mobility greater than or equal to a pre-determined threshold;
the first electron-type material includes a first radical group;
the first radical group is a conjugated structure containing at least three consecutive benzene rings;
at least one of the three consecutive benzene rings has a carbon atom replaced by a nitrogen atom;
the first radical group is an axially symmetric structure; and
the first radical group has a skeletal structural formula of

US Pat. No. 10,439,003

ORGANIC LIGHT-EMITTING DISPLAY PANEL AND DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. An organic light-emitting display panel, comprising a plurality of organic light-emitting components, wherein each of the plurality of organic light-emitting components comprises a stack of a first electrode, a light-emitting layer and a second electrode, the first electrode has a reflectivity of R1, the second electrode has a reflectivity of R2, and for a same one of the plurality of organic light-emitting components, R1 and R2 satisfy:
wherein I1 is a light intensity at a side of the first electrode, I2 is a light intensity at a side of the second electrode, I0 is an intrinsic light intensity of the light-emitting layer, F (R1, R2, ?, X1, L) is a first function associated with R1, R2, 2, X1 and L, F? (R1, R2, ?, X2, L) is a second function associated with R1, R2, 2, X2 and L, ? is a wavelength of light emitted by the light-emitting layer, X1 is a distance between an exciton recombination center in the light-emitting layer and the first electrode, X2 is a distance between the exciton recombination center in the light-emitting layer and the second electrode, and L is a length of a microcavity between the first electrode and the second electrode, wherein X1+X2=L, 5%?R1?95%, and 5%?R2?95%.

US Pat. No. 10,388,714

ORGANIC LIGHT EMITTING DISPLAY PANEL AND DISPLAY TERMINAL

SHANGHAI TIANMA AM-OLED C...

1. An organic light-emitting display panel, comprising:a substrate,
a plurality of pixel units placed on the substrate, each of the plurality of pixel units comprising a drain electrode, a pixel electrode, and a light-emitting layer, the drain electrode, the pixel electrode, and the light-emitting layer being placed on the substrate in sequence,
a plurality of power signal conduction lines located on the substrate,
a conduction layer comprising at least one first conduction portion and a plurality of second conduction portions, and
a first insulation layer placed between the conduction layer and the pixel electrodes;
wherein the at least one first conduction portion is insulated from the plurality of second conduction portions, the plurality of second conduction portions is insulated from each other, the at least one first conduction portion is electrically connected with the plurality of power signal conduction lines; and the plurality of second conduction portions is electrically connected with the drain electrodes in one-to-one correspondence; and
wherein an electrode through hole is defined in the first insulation layer, the pixel electrode extends through the electrode through hole to be electrically connected with the second conduction portion.

US Pat. No. 10,340,314

ORGANIC LIGHT-EMITTING DIODE DISPLAY PANEL, ELECTRONIC DEVICE AND MANUFACTURING METHOD

Shanghai Tianma AM-OLED C...

1. An organic light-emitting diode (OLED) display panel, comprising:a substrate; and
a plurality of pixel regions formed on the substrate to emit light of different colors, wherein:
a pixel region includes a first electrode, a light-emitting function layer, and a second electrode, configured facing away from the substrate;
the second electrode is a light-emitting side electrode of the OLED display panel;
a light coupling organic layer is formed on a side of the second electrode facing away from the substrate and a refractive index of the light coupling organic layer is greater than a refractive index of the second electrode;
differences in transmittances at different wavelengths of the second electrode satisfy the following equations:
|T(450 nm)?T(530 nm)|?15%,
|T(610 nm)?T(530 nm)|?15%, and
|T(400 nm)?T(700 nm)|?50%,
where T(Xnm) is a transmittance at a wavelength of Xnm of the second electrode;
a micro-cavity structure is formed between the first electrode and the second electrode in each pixel region and the micro-cavity structures corresponding to the pixel regions of different emission colors have different effective cavity lengths, wherein the effective cavity length of the micro-cavity structure refers to an optical path length in the micro-cavity structure;
the second electrode is made of Ag or a metal alloy containing Ag; and
the metal alloy containing Ag has an Ag content greater than or equal to about 90% by weight percentage.

US Pat. No. 10,325,555

ORGANIC LIGHT EMITTING PIXEL COMPENSATION CIRCUIT, ORGANIC LIGHT EMITTING DISPLAY PANEL, AND METHOD FOR DRIVING THE PANEL

SHANGHAI TIANMA AM-OLED C...

1. An organic light emitting pixel compensation circuit, comprising:an external compensation module, wherein the external compensation module comprising a data line, a reference voltage line, a reset control line, a first detection control line, a second detection control line, a first input/output terminal, a second input/output terminal different from the first input/output terminal, a reset unit, a threshold voltage detection unit, a deterioration voltage detection unit, a data processing unit, and an adder unit,
wherein:
the reset unit is connected to the reference voltage line and the second input/output terminal, and configured to transmit a signal provided from the reference voltage line to the second input/output terminal, based on a signal from the reset control line;
the threshold voltage detection unit is connected to the data line, the first input/output terminal, and the data processing unit, and configured to transmit a voltage on the first input/output terminal to the data processing unit via a first direct connection to the data processing unit, based on a signal from the first detection control line;
the deterioration voltage detection unit is connected to the second input/output terminal and the data processing unit, and configured to transmit a voltage on the second input/output terminal to the data processing unit via a second direct connection to the data processing unit, based on a signal from the second detection control line;
the data processing unit is connected to the threshold voltage detection unit, the deterioration voltage detection unit, and the adder unit, and configured to process voltages provided from the threshold voltage detection unit and the deterioration voltage detection unit, and transmit the processed voltages to the adder unit; and
the adder unit is directly connected to the data processing unit and the data line, and configured to provide a compensated voltage, based on a voltage provided from the data processing unit and a voltage on the data line provided directly to the adder unit.

US Pat. No. 10,304,380

ORGANIC LIGHT-EMITTING PIXEL DRIVING CIRCUIT, DRIVING METHOD, AND ORGANIC LIGHT-EMITTING DISPLAY PANEL

Shanghai Tianma AM-OLED C...

1. An organic light-emitting pixel driving circuit, comprising:a driving transistor;
a light-emitting element having a cathode connected to a second power supply voltage terminal;
an initialization unit connected to a data line and a reference voltage terminal, and under a control of a signal at a first scan signal line, configured to transmit a data voltage signal on the data line to a gate electrode of the driving transistor, and transmit a reference voltage signal from the reference voltage terminal to a source electrode of the driving transistor and an anode of the light-emitting element;
a threshold detecting unit connected to the driving transistor and configured to detect a threshold voltage of the driving transistor and hold at least on voltage signal inputted to the driving transistor;
a compensating unit connected to the driving transistor, under a control of a signal at a second scan signal line, configured to transmit a first power supply voltage signal outputted from a first power supply voltage terminal to the gate electrode of the driving transistor;
a first light-emitting control unit connected to a first light-emitting control signal line; and
a second light-emitting control unit connected to a second light-emitting control signal line.

US Pat. No. 10,283,034

PIXEL STRUCTURE, DISPLAY PANEL, DISPLAY DEVICE, AND DISPLAY-PANEL DRIVING METHOD THEREOF

Shanghai Tianma AM-OLED C...

1. A pixel structure, comprising:a plurality of pixel cells arranged into a plurality of rows, wherein:
each row includes a plurality of pixel-cell groups arranged in a line along a row direction, wherein each pixel-cell group includes a predetermined number of subpixels arranged along the row direction and with the predetermined number of different colors;
the plurality of rows are arranged along a column direction;
for any two neighboring rows, each subpixel in one row is divided into two secondary subpixels along the row direction, and each subpixel in the other row is divided into two secondary subpixels along the column direction;
a boundary between two neighboring pixel cells in each odd-numbered row has an offset with respect to a nearest boundary between two neighboring pixel cells in an adjacent even-numbered row; and
the predetermined number of different colors of the predetermined number of subpixels in each pixel-cell group of the odd-numbered rows include a first color, a second color, and a third color, respectively along the row direction, and the three different colors of the predetermined number of subpixels in each pixel-cell group of the even-numbered rows are the second color, the third color, and the first color, respectively along the row direction.

US Pat. No. 10,235,932

OLED INVERTING CIRCUIT AND DISPLAY PANEL

Shanghai Tianma AM-OLED C...

1. An inverting circuit, applicable to an active matrix organic light emitting display, comprising:a pull-up unit comprising first and second transistors, comprising:
a first power supply input terminal, wherein the first power supply input terminal is configured to receive a first voltage signal, and
first, second, and third terminals, wherein the first terminal is configured to receive a first control signal, and the third terminal is electrically connected to a signal output terminal and is configured to output a first level signal;
a pull-down unit only including third and fourth transistors and no other transistors, comprising:
a second power supply input terminal, and
fourth, fifth, and sixth terminals, wherein the fourth terminal is electrically connected to the second terminal of the pull-up unit, the second power supply input terminal is configured to receive a second voltage signal, the fifth terminal is configured to receive a second control signal, and the sixth terminal is electrically connected to the signal output terminal and is configured to output a second level signal; and
a first capacitor, wherein a first terminal of the first capacitor is only electrically connected to the second terminal of the pull-up unit and the fourth terminal of the pull-down unit, and a second terminal of the first capacitor is electrically connected to the third terminal of the pull-up unit and the sixth terminal of the pull-down unit,
wherein the first terminal of the pull-up unit is a level signal input terminal, and the fifth terminal of the pull-down unit is a clock signal input terminal repeatedly receiving a clock signal in a frame period,
the first control signal input into the level signal input terminal of the pull-up unit and the second control signal input into the clock signal input terminal of the pull-down unit are not inverted signals, and
the pull-down unit only has one clock signal input terminal,
wherein:
the first transistor, the second transistor, the third transistor and the fourth transistor each are P-type transistors,
the second terminal of the pull-up unit is a third electrode of the second transistor, the third terminal of the pull-up unit is a first electrode of the first transistor, and
the fourth terminal of the pull-down unit is a third electrode of the fourth transistor, and the sixth terminal of the pull-down unit is a third electrode of the third transistor,
wherein:
the first electrode of the first transistor is connected to the second terminal of the first capacitor, to the third electrode of the third transistor, and to the signal output terminal;
a second electrode of the first transistor is connected to a second electrode of the second transistor and to the level signal input terminal;
a third electrode of the first transistor is connected to the first power supply input terminal;
the first electrode of the second transistor is connected to a second electrode of the fourth transistor and to the clock signal input terminal;
the third electrode of the second transistor is connected to a second electrode of the third transistor, to the third electrode of the fourth transistor, and to the first terminal of the first capacitor; and
a first electrode of the third transistor is connected to a first electrode of the fourth transistor and to the second power supply input terminal.

US Pat. No. 10,522,584

DISPLAY PANEL, MANUFACTURING METHOD THEREOF AND DISPLAY DEVICE

Shanghai Tianma AM-OLED C...

1. A display panel, comprising:a first substrate and a second substrate disposed opposite to each other; and
a plurality of light-emitting units and a plurality of fingerprint identification units, disposed on one side of the first substrate facing to the second substrate; wherein each of the plurality of light-emitting units comprises a first N-type semiconductor layer and a first P-type semiconductor layer, each of the plurality of fingerprint identification units comprises a second N-type semiconductor layer and a second P-type semiconductor layer, the first N-type semiconductor layer and the second N-type semiconductor layer are disposed in a same layer, and the first P-type semiconductor layer and the second P-type semiconductor layer are disposed in a same layer.

US Pat. No. 10,522,074

EMISSION DRIVING CIRCUIT, DISPLAY DEVICE AND DRIVING METHOD OF SHIFT REGISTER

SHANGHAI TIANMA AM-OLED C...

1. An emission driving circuit, comprising a shift register, wherein the shift register comprises:a first node control module electrically connected to an input signal terminal, a first low level signal terminal, a first clock signal terminal, a second clock signal terminal and a high level signal terminal, and configured to control a level at a first node based on an input signal, a first low level signal, a first clock signal, a second clock signal and a high level signal;
a second node control module electrically connected to a second low level signal terminal, the first clock signal terminal, the second clock signal terminal, a third clock signal terminal, the high level signal terminal and the first node, and configured to control a level at a second node based on a second low level signal, the first clock signal, the second clock signal, a third clock signal, the high level signal and the level at the first node; and
an output control module electrically connected to the high level signal terminal, a third low level signal terminal, the first node and the second node, and configured to control an output terminal to output the high level signal or a third low level signal based on the high level signal, the third low level signal, the level at the first node and the level at the second node,
wherein the output control module comprises a transistor for outputting a low level, and the transistor is a PMOS transistor having a control terminal electrically connected to the first node, a first terminal electrically connected to the third low level signal terminal and a second terminal electrically connected to the output terminal;
wherein when the first low level signal provides a low level at the first node and the high level signal provides a high level at the second node, the low level at the first node controls the transistor to output a low level in the output control module such that the output terminal outputs the third low level signal; and
wherein the first low level signal, the third low level signal and a threshold voltage of the transistor for outputting low level in the output control module satisfy a relation that the third low level signal is greater than a sum of the first low level signal and an absolute value of the threshold voltage, such that in a phase following the output terminal outputting the high level signal, the output terminal completely outputs the third low level signal.

US Pat. No. 10,516,015

ORGANIC LIGHT-EMITTING DISPLAY PANEL AND ORGANIC LIGHT-EMITTING DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. An organic light-emitting display panel, comprising:a substrate;
a semiconductor of a first switch transistor arranged on the substrate;
a semiconductor of a second switch transistor arranged on the substrate;
a semiconductor of a driving transistor arranged on the substrate and having one or more bending portions;
a gate insulation layer covering the semiconductor of the first switch transistor, the semiconductor of the second switch transistor, and the semiconductor of the driving transistor;
a gate electrode of the first switch transistor located on the gate insulation layer and overlapping the semiconductor of the first switch transistor;
a gate electrode of the second switch transistor located on the gate insulation layer and overlapping the semiconductor of the second switch transistor;
a gate electrode of the driving transistor located on the gate insulation layer and overlapping the semiconductor of the driving transistor;
an interlayer insulation layer covering the gate electrode of the first switch transistor, the gate electrode of the second switch transistor, and the gate electrode of the driving transistor;
a first driving voltage line arranged on the interlayer insulation layer and electrically connected to a source electrode or a drain electrode of the driving transistor;
a first electrode plate of a capacitor arranged on the substrate and overlapping the gate electrode of the driving transistor;
a first reference voltage line arranged on the substrate and extending in a first direction;
a second reference voltage line arranged on the substrate and extending in a second direction perpendicular to the first direction,
a first electrode of the first switch transistor electrically connected to the first reference voltage line,
a second electrode of the first switch transistor electrically connected to the first electrode plate of the capacitor;
a first electrode of the second switch transistor electrically connected to the second reference voltage line; and
a second electrode of the second switch transistor electrically connected to the gate electrode of the driving transistor.

US Pat. No. 10,510,972

OLED DISPLAY PANEL AND A DISPLAY DEVICE COMPRISING THE SAME

SHANGHAI TIANMA AM-OLED C...

18. An OLED display panel, comprising:a first electrode, a second electrode, a light emitting layer disposed between the first electrode and the second electrode; and
a first functional layer and a second functional layer disposed on a first and a second sides of the light emitting layer respectively, wherein the first functional layer comprises at least one compound having a hole transport capability,
wherein the second functional layer comprises at least one compound having an electron transport capability;
wherein the light emitting layer comprises an organic light emitting compound;
wherein the light emitting layer is doped with a thermally activated delayed fluorescent material;
wherein a lowest triplet energy level of the organic light emitting compound (TH) is higher than a lowest singlet energy level of the thermally activated delayed fluorescent material (ST);
wherein the lowest triplet energy level of the compound having a hole transport capability (T1) and the lowest triplet energy level of the organic light emitting compound (TH) satisfy formula (I):
T1?TH>?0.2 eV  formula (I);
wherein the lowest triplet energy level of the compound having an electron transport capability (T2) and the lowest triplet energy level of the organic light emitting compound (TH) satisfy formula (II):
T2?TH>?0.2 eV  formula (II);
wherein that a third functional layer is disposed between the first electrode and the first functional layer, and the third functional layer comprises a hole transport compound having a structure of formula (K-1):
andwherein in formula (K-1), Rk1, Rk2, Rk3, Rk4, Rk5, and Rk6 are each independently any one selected from the group consisting of hydrogen, an unsubstituted phenyl, or a phenyl group having a C1-C6 alkyl substituent; Rk5 and Rk6 are each independently any one selected from the group consisting of hydrogen, an unsubstituted C1-C6 alkyl, fluorine or chlorine.

US Pat. No. 10,460,656

DISPLAY PANEL AND DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. A display panel, comprising:a first area and a second area, wherein the first area comprises a middle area, a first subarea and a second subarea, the first subarea and the second subarea are separated by the middle area;
the first subarea comprises at least two pixels, one or more first driving signal lines extending in a row direction of the pixels and a first driving circuit; wherein one end of at least one of the first driving signal lines is electrically connected to the first driving circuit and the other end of the first driving signal line extends to an edge of the first subarea close to the middle area; and the first driving circuit is configured to drive the first driving signal lines located in the first subarea;
the second subarea comprises at least two pixels, one or more second driving signal lines extending in the row direction of the pixels and a second driving circuit; wherein one end of at least one of the second driving signal lines is electrically connected to the second driving circuit and the other end of the second driving signal line extends to an edge of the second subarea close to the middle area; and the second driving circuit is configured to drive the second driving signal lines located in the second subarea;
wherein the first driving circuit comprises at least two cascaded first shift register units, wherein each of the first shift register units is respectively electrically connected with a first clock signal line, a first reference voltage signal line and at least one first driving signal line correspondingly, and an input signal terminal of a first-stage first shift register unit is connected to a first initial signal terminal, and an input signal terminal of each of other stages of first shift register units is connected to a driving signal output terminal of its adjacent previous stage of first shift register unit; and
the second driving circuit comprise at least two cascaded second shift register units, wherein each of the second shift register units is respectively electrically connected with a second clock signal line, a second reference voltage signal line and at least one second driving signal line correspondingly, and an input signal terminal of a first-stage second shift register unit is connected to a second initial signal terminal, and an input signal terminal of each of other stages of second shift register units is respectively connected to a driving signal output terminal of its adjacent previous stage of second shift register unit;
wherein the first subarea further comprises at least two first connecting lines insulated from each other; or the second subarea further comprises at least two second connecting lines insulated from each other;
in the first subarea, one end of each of at least two first driving signal lines is correspondingly electrically connected to a same first shift register unit, and the other ends of the at least two first driving signal lines are electrically connected via one first connecting line;
in the second subarea, one end of each of at least two second driving signal lines is correspondingly electrically connected to a same second shift register unit, and the other ends of the at least two second driving signal lines are electrically connected via one second connecting line.

US Pat. No. 10,418,597

DISPLAY PANEL, DISPLAY DEVICE, AND FABRICATION METHOD FOR DISPLAY PANEL

Shanghai Tianma AM-OLED C...

11. A display device, comprising a display panel, wherein the display panel comprises:an array substrate comprising a display region comprising a plurality of data lines extending in a first direction and arranged in a second direction, a plurality of scanning lines extending in the second direction and arranged in the first direction, and a plurality of first pixel regions defined by the plurality of data lines and the plurality of scanning lines intersecting the plurality of data lines,
wherein the plurality of first pixel regions are arranged in an array;
at least two data lines have different lengths;
at least one second pixel region corresponding to a data line is disposed, along the first direction, between a first pixel region corresponding to the data line and an edge of the display region corresponding to the data line, and the at least one second pixel region is disposed on an extension line of the corresponding data line;
the at least one second pixel region at least comprises a first metal line segment and a second metal line segment arranged in parallel;
the first metal line segment is formed in a first metal layer;
the second metal line segment is formed in a second metal layer; and the first metal line segment is disposed on the extension line of the corresponding data line.

US Pat. No. 10,401,998

FLEXIBLE TOUCH DISPLAY PANEL AND FLEXIBLE TOUCH DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. A flexible touch display panel, comprising:a flexible substrate;
a driver layer, wherein the driver layer is disposed on the flexible substrate and comprises a plurality of thin film transistors;
a light-emitting layer, wherein the light-emitting layer is disposed on the driver layer and comprises a plurality of light-emitting units, wherein each of the plurality of light-emitting units is associated with more than one of the plurality of thin film transistors, and is controlled to emit light by more than one of the plurality of thin film transistors;
an encapsulation layer, disposed on the light-emitting layer to encapsulate the light-emitting layer; and
a touch layer, disposed on the encapsulation layer, wherein the touch layer comprises a plurality of first touch electrodes and a plurality of second touch electrodes disposed on one side, facing away from the flexible substrate, of the encapsulation layer, wherein the plurality of first touch electrodes and the plurality of second touch electrodes are disposed on a same layer,
wherein the plurality of first touch electrodes each comprise a plurality of first touch electrode blocks and a plurality of first junctions for joining two adjacent first touch electrode blocks; wherein the plurality of first touch electrodes each are strip-like and extend in a first direction, and the plurality of first touch electrodes are arranged in parallel along a second direction;
wherein the plurality of second touch electrodes each comprise a plurality of second touch electrode blocks and a plurality of second junctions for joining two adjacent second touch electrode blocks, wherein the plurality of second touch electrodes each are strip-like and extend in the second direction, and the plurality of second touch electrodes are arranged in parallel along the first direction, wherein the first direction intersects the second direction; and
wherein the plurality of first junctions each and one of the plurality of second junctions overlay in a direction perpendicular to the flexible substrate, wherein said first junction and said second junction are insulated from each other by one of a plurality of insulating pieces of an insulating layer disposed in the touch layer;
wherein the plurality of first touch electrodes and the plurality of second touch electrodes consist of a conductive polymer material formed by ink-jet printing or coating,
wherein the conductive polymer material is either a composite of silver nanowires and PEDOT:PSS or a composite of carbon nanowires and PEDOT:PSS; and
wherein a mass percent of silver nanowires or carbon nanowires in the conductive polymer material is x % and a mass percent of PEDOT:PSS is (100?x)%, wherein x=0.1˜60.

US Pat. No. 10,388,759

METHOD FOR FABRICATING LIGHTLY DOPED DRAIN AREA, THIN FILM TRANSISTOR AND ARRAY SUBSTRATE

SHANGHAI TIANMA AM-OLED C...

1. A method for fabricating a lightly doped area, the method comprising:forming a poly-silicon layer, a gate insulation layer, and a gate metal layer in sequence on a substrate;
applying photo-resist on the gate metal layer, exposing the photo-resist using a mask, and developing the photo-resist to form a preliminary gate electrode pattern;
etching the gate metal layer by a first dry etching process to form a preliminary gate electrode;
etching the preliminary gate electrode by a wet etching process to form a gate electrode while keeping the photo-resist on a surface of the preliminary gate electrode;
etching the gate insulation layer by a second dry etching process to form a stepped structure, wherein a width of the gate electrode is smaller than a width of the stepped structure, and an edge of the stepped structure is not covered by the gate electrode; and
doping the poly-silicon layer by a doping process using the gate electrode and the gate insulation layer with the stepped structure as a mask to form a lightly doped area and a heavily doped area.

US Pat. No. 10,380,938

BENDABLE DISPLAY PANEL AND DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. A display panel, comprising:an array substrate having a display area and a non-display area surrounding the display area, wherein the display area comprises:
a first display area being non-bendable;
a second display area being bendable;
a plurality of first pixel diving circuits, each including a plurality of first driving transistors, arranged in the first display area; and
a plurality of second pixel diving circuits, each including a plurality of second driving transistors, arranged in the second display area;
wherein a first width-length ratio of each of the plurality of first driving transistors is greater than a second width-length ratio of each of the plurality of second driving transistors;
wherein a plurality of first organic light emitting diodes each corresponding to a respective first pixel driving circuit of the plurality of first pixel driving circuits is arranged in the first display area, wherein each of the plurality of first organic light emitting diodes comprises an anode and a cathode, wherein the anode is coupled to the plurality of first driving transistors in a respective first pixel driving circuit;
wherein a plurality of second organic light emitting diodes each corresponding to a respective second pixel driving circuit of the plurality of second pixel driving circuits is arranged in the second display area, wherein each of the plurality of second organic light emitting diodes comprises an anode and a cathode, wherein the anode of the second organic light emitting diode is coupled to the plurality of second driving transistors in a respective second pixel driving circuit;
wherein a difference between the first width-length ratio and the second width-length ratio is j, and a ratio of j to the first width-length ratio is k, and wherein k is smaller than 70%.

US Pat. No. 10,325,969

DISPLAY PANEL, FABRICATION METHOD AND DISPLAY APPARATUS

Shanghai Tianma AM-OLED C...

1. A display panel, comprising:an array substrate including a display area and a peripheral are surrounding the display area, wherein the peripheral area includes a frame encapsulation area, a separation area, and an electronic circuit area, the electronic circuit area is disposed between the display area and the separation area, and the separation area is disposed between the frame encapsulation area and the electronic circuit area;
a cover; and
an inorganic frame sealant bonding the array substrate and the cover together,
wherein the array substrate includes a first metal layer disposed in the frame encapsulation area and a driving circuit unit disposed at least partially in the electronic circuit area,
the first metal layer includes a plurality of first metal lines configured to supply input signals to the driving circuit unit, and
the inorganic frame sealant is disposed in the frame encapsulation area, and covers the first metal layer.

US Pat. No. 10,235,937

ORGANIC LIGHT-EMITTING DISPLAY PANEL AND DRIVING METHOD THEREOF, AND ORGANIC LIGHT-EMITTING DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. An organic light-emitting display panel, comprising:an array arrangement comprising a plurality of pixel units, a plurality of data lines, a plurality of reference signal lines, a plurality of scanning lines and an integrated circuit, wherein
the plurality of data lines, the plurality of reference lines and the plurality of scanning lines are electrically connected with the integrated circuit;
each pixel unit comprises a first subpixel, a second subpixel a third subpixel and a fourth subpixel, a color of the first subpixel, a color of the second subpixel and a color of the third subpixel differ from one another;
a pixel driving circuit is formed in each subpixel, and comprises a driving transistor and an organic light-emitting diode; and
the first subpixel, the second subpixel and the third subpixel of an identical pixel unit are electrically connected with a given reference signal line;
each pixel driving circuit is electrically connected with a first scanning line and a second scanning line; the pixel driving circuit further comprises a first transistor, a second transistor and a storage capacitor, the first transistor is configured to transmit a data signal on the data line to a gate of the driving transistor based on a signal of the first scanning line, and the second transistor is configured to transmit a signal of the reference signal line to a second electrode of the driving transistor based on a signal of the second scanning line;
the first subpixel, the second subpixel and the third subpixel are electrically connected with a first reference signal line, and the fourth subpixel is electrically connected with a second reference signal line;
a working time of the organic light-emitting display panel comprises a threshold detection phase, the threshold detection phase comprises a first subphase, a second subphase and a third subphase, and each of the first subphase, the second subphase and the third subphase comprises an initialization phase, a discharge phase and a sampling phase;
in the initialization phase of the first subphase, the integrated circuit provides data voltage signals to the data line electrically connected with the first subpixel and the data line electrically connected with the fourth subpixel, respectively, to turn the first subpixel and the fourth subpixel on, provides reference voltage signals to the first reference signal line and the second reference signal line, respectively, the first transistors of the first subpixel and the fourth subpixel transmit the data voltage signals to the gate of the driving transistor based on the signal of the first scanning line, and the second transistors of the first subpixel and the fourth subpixel transmit the reference voltage signals to anodes of the organic light-emitting diodes based on the signal of the second scanning line, so that the driving transistors of the first subpixel and the fourth subpixel and the organic light-emitting diode complete initialization;
in the discharge phase of the first subphase, the integrated circuit continues to provide data voltage signals to the data line electrically connected with the first subpixel and the data line electrically connected with the fourth subpixel, respectively, the first transistors of the first subpixel and the fourth subpixel transmit the data voltage signals to the gate of the driving transistor based on the signal of the first scanning line, and the second transistors of the first subpixel and the fourth subpixel transmit the reference voltage signals to the anodes of the organic light-emitting diodes based on the signal of the second scanning line to saturate the driving transistors of the first subpixel and the fourth subpixel, enable a pixel current of the driving transistor of the first subpixel to flow to the first reference signal line, and enable a pixel current of the driving transistor of the second subpixel to flow to the second reference signal line; and
in the sampling phase of the first subphase, the first transistors of the first subpixel and the fourth subpixel turn off based on the signal of the first scanning line, the second transistors of the first subpixel and the fourth subpixel turn off based on the signal of the second scanning line, respectively, and saturation voltages on the first reference signal line and the second reference signal line are acquired to determine threshold voltages of the driving transistors of the first subpixel and the fourth subpixel.

US Pat. No. 10,566,577

ORGANIC LIGHT EMITTING DISPLAY DEVICE AND ORGANIC LIGHT EMITTING DISPLAY APPARATUS

Shanghai Tianma AM-OLED C...

13. An organic light emitting display apparatus, comprising:an organic light emitting display device comprising:
a first electrode and a second electrode disposed opposite to each other,
a light emitting layer positioned between the first electrode and the second electrode, and
a capping layer positioned on a surface of a side of the second electrode facing away from the light emitting layer, wherein
the capping layer is formed as a single layer or superposition of a plurality of layers, at least one layer of the capping layer is a composite layer, and a material of the composite layer comprises an organic material and a metal dopant;
the composite layer is in direct contact with the second electrode; and the composite layer is multiplexed as an auxiliary electrode for the second electrode,
wherein the material of the metal dopant contains Yb,
wherein a mass ratio of the metal dopant in the composite layer is greater than or equal to 20% and less than or equal to 50%.

US Pat. No. 10,504,977

ORGANIC LIGHT-EMITTING CIRCUIT STRUCTURE HAVING TEMPERATURE COMPENSATION FUNCTION

SHANGHAI TIANMA AM-OLED C...

1. An organic light-emitting circuit structure having a temperature compensation function, comprising:an organic light-emitting diode comprising an anode and a cathode opposite to each other;
a driving transistor comprising a first electrode and a second electrode, wherein the first electrode is connected with the anode, the second electrode is connected to a voltage source via a power line, the driving transistor is configured to supply a driving current to the organic light-emitting diode based on voltage provided by the voltage source; and
a temperature sensitive resistor, wherein the temperature sensitive resistor increases a resistance value at sensing a temperature increase or decreases the resistance value at sensing a temperature decrease, wherein a current through the organic light-emitting diode stays compensated and stable; and wherein the first electrode is a source electrode, the second electrode is a drain electrode, or, the first electrode is the drain electrode, the second electrode is the source electrode; and
wherein the power line and the second electrode are electrically connected by the temperature sensitive resistor.

US Pat. No. 10,497,879

ORGANIC LIGHT-EMITTING DISPLAY PANEL DEVICE

Shanghai Tianma AM-OLED C...

1. An organic light-emitting display panel, comprising:a first electrode, wherein the first electrode is an anode electrode,
a hole injection layer stacked on the first electrode,
a light-emitting layer stacked on the hole injection layer,
an electron transport layer stacked on the light-emitting layer,
an electron injection layer stacked on the electron transport layer, and
a second electrode stacked on the electron injection layer, wherein the second electrode is a cathode electrode,
wherein a material of the hole injection layer comprises an organic material and a conductive metal oxide, or the hole injection layer is formed by stacking an organic material film layer and a conductive metal oxide film layer,
wherein the material of the hole injection layer comprises molybdenum trioxide and 2,3,6,7,10,11-hexacyano-1,4,5,8,9,12-hexaazatriphenylene (HAT-CN), and the volume ratio of the molybdenum trioxide to the HAT-CN in the hole injection layer is 1:1, wherein the electron transport layer is doped with ytterbium.

US Pat. No. 10,490,136

PIXEL CIRCUIT AND DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. A pixel circuit for driving a light emitting element, the pixel circuit comprising:a first transistor, a second transistor, a third transistor, a fourth transistor, a fifth transistor, a sixth transistor, a driving transistor, a first capacitor and a second capacitor, wherein
a gate of the first transistor is supplied with a first driving signal, a first electrode of the first transistor is supplied with an anode voltage, and a second electrode of the first transistor is connected to a source of the driving transistor;
a gate of the second transistor is supplied with a second driving signal, a first electrode of the second transistor is supplied with a data voltage, and a second electrode of the second transistor is connected to the source of the driving transistor;
a gate of the third transistor is supplied with a third driving signal, a first electrode of the third transistor is connected to a second plate of the first capacitor, a second electrode of the third transistor is connected to a second plate of the second capacitor and a gate of the driving transistor, and a first plate of the first capacitor is supplied with a high level voltage;
a gate of the fourth transistor is supplied with a fourth driving signal, a first electrode of the fourth transistor is connected to the source of the driving transistor, and a second electrode of the fourth transistor is connected to a first plate of the second capacitor;
a gate of the fifth transistor is supplied with a fifth driving signal, a first electrode of the fifth transistor is supplied with a first low level voltage, and a second electrode of the fifth transistor is connected to the second plate of the second capacitor and the gate of the driving transistor; and
a gate of the sixth transistor is supplied with a sixth driving signal, a first electrode of the sixth transistor is supplied with a second low level voltage, a second electrode of the sixth transistor is connected to a drain of the driving transistor and an anode of the light emitting element, and a cathode of the light emitting element is supplied with a cathode voltage.

US Pat. No. 10,467,965

PIXEL CIRCUIT, METHOD FOR DRIVING THE SAME, OLED PANEL, AND DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. A pixel circuit, comprising:a voltage writing module;
an initialization module;
a compensation control module;
a light emitting control module;
a driving transistor; and
a light emitting element;
wherein the voltage writing module is connected to a first control signal terminal, a second control signal terminal, a common voltage signal terminal, a data signal terminal and a first electrode of the driving transistor respectively, and is configured to provide a common voltage signal from the common voltage signal terminal to the first electrode of the driving transistor, under control of a signal of the first control signal terminal, to provide a data signal from the data signal terminal to the first electrode of the driving transistor under control of a signal of the second control signal terminal, wherein a voltage of the data signal is not less than that of the common voltage signal;
wherein the initialization module is connected to a first scan signal terminal, a reference signal terminal and the driving transistor respectively, and is configured to initialize the driving transistor under control of a signal of the first scan signal terminal;
wherein the compensation control module is connected to a second scan signal terminal, a control electrode of the driving transistor, and a second electrode of the driving transistor respectively, and is configured to connect the control electrode of the driving transistor to the second electrode of the driving transistor under control of a signal of the second scan signal terminal; and
wherein the light emitting control module is connected to a light emitting control signal terminal, a first power supply terminal, a first electrode of the driving transistor, a second electrode of the driving transistor and a first terminal of the light emitting element respectively, and is configured to drive the light emitting element through the driving transistor under control of a signal of the light emitting control signal terminal.

US Pat. No. 10,431,609

ARRAY SUBSTRATE, DISPLAY PANEL WITH FRIT AT CUTTING EDGE FOR NARROW BEZEL

SHANGHAI TIANMA AM-OLED C...

1. An array substrate, comprising:a display region; and
an encapsulation region divided into a first region away from the display region and a second region adjacent to the display region,
wherein:
the encapsulation region includes a metal layer configured only in the second region, a frit solution layer configured in both the first region and the second region, and a cutting edge configured in the first region, the cutting edge disposed along a part of the frit solution layer in the first region and having a distance from a border line of the first region away from the second region; and
the array substrate is cut along the cutting edge.

US Pat. No. 10,431,637

TOUCH DISPLAY PANEL AND DISPLAY APPARATUS

SHANGHAI TIANMA AM-OLED C...

1. A touch display panel, comprising:a substrate;
a first retaining wall, located on the substrate, wherein the substrate is divided into a first region and a second region by the first retaining wall, the first region is surrounded by the first retaining wall, the first region and the second region are communicated through a first opening or a first notch of the first retaining wall;
an organic light emitting structure located in the first region;
a thin film encapsulation layer disposed on the organic light-emitting structure and the first retaining wall, wherein the thin film encapsulation layer has a slope part extending from the first region into the second region through the first opening or the first notch, a thickness of the slope part is gradually reduced in an extending direction of the slope part;
a plurality of touch electrodes disposed on the thin film encapsulation layer in the first region;
a first auxiliary retaining wall and a second auxiliary retaining wall in the second region, wherein the first auxiliary retaining wall is connected to the first auxiliary retaining wall at a first end of the first opening or the first notch, and the second auxiliary retaining wall is connected to the first auxiliary retaining wall at a second end of the first opening or the first notch, the first auxiliary retaining wall and the second auxiliary retaining wall are perpendicular to the first retaining wall;
a plurality of pads disposed on the substrate in the second region; and
a plurality of touch lines connecting the plurality of touch electrodes to the plurality of pads, wherein the plurality of touch lines are located on a top surface of the slope part;
wherein the extending direction of the slope part is parallel to the first auxiliary retaining wall and the second auxiliary retaining wall, and the slope part is between the first auxiliary retaining wall and the second auxiliary retaining wall.

US Pat. No. 10,431,153

PIXEL CIRCUIT, METHOD FOR DRIVING THE SAME, AND ORGANIC ELECTROLUMINESCENT DISPLAY PANEL

SHANGHAI TIANMA AM-OLED C...

1. A pixel circuit comprising:a node initialization module;
a data writing module;
an anode reset module;
a light emitting control module;
a drive control module; and
an organic light emitting diode;
wherein the node initialization module comprises: a first switch transistor with a gate electrically connected with a first scan signal terminal, a source electrically connected with a first reference signal terminal, and a drain electrically connected with a first node;
wherein the data writing module comprises a second switch transistor and a third switch transistor, wherein the second switch transistor has a gate electrically connected with a second scan signal terminal, a source electrically connected with a data signal terminal, and a drain electrically connected with a second node; and the third switch transistor has a gate electrically connected with the second scan signal terminal, a source electrically connected with a third node, and a drain electrically connected with the first node;
wherein the anode reset module comprises: a fourth switch transistor with a gate electrically connected with the second scan signal terminal, a source electrically connected with the first reference signal terminal, and a drain electrically connected with a fourth node;
wherein the light emitting control module comprises a fifth switch transistor and a sixth switch transistor, wherein the fifth switch transistor has a gate electrically connected with a light emitting control terminal, a source electrically connected with a first voltage signal terminal, and a drain electrically connected with the second node; and wherein the sixth switch transistor has a gate electrically connected with the light emitting control terminal, a source electrically connected with the third node, and a drain electrically connected with the fourth node;
wherein the drive control module comprises a drive transistor and a capacitor, wherein the drive transistor has a gate electrically connected with the first node, a source electrically connected with the second node, and a drain electrically connected with the third node; and the capacitor is connected between the first node and the first voltage signal terminal;
wherein the organic light emitting diode is connected between the fourth node and a second voltage signal terminal;
wherein the node initialization module further comprises a seventh switch transistor; and
wherein the seventh switch transistor has a gate electrically connected with the first scan signal terminal, a source electrically connected with a second reference signal terminal, and a drain electrically connected with the second node.

US Pat. No. 10,418,432

DISPLAY PANEL, METHOD FOR MAKING DISPLAY PANEL, AND ELECTRONEC DEVICE

SHANGHAI TIANMA AM-OLED C...

1. A display panel, comprising:an array substrate comprising a base substrate and a drive unit placed on the base substrate;
a light-emitting functional layer placed on one side of the drive unit away from the base substrate and electrically connected with the drive unit;
a sealing film layer placed on one side of the light-emitting functional layer away from the array substrate;
a polarization functional layer placed on a light output side of the display panel; and
a touch functional layer,
wherein the polarization functional layer comprises a coated polarization layer,
an area of the polarization functional layer is S1, an area of the touch functional layer is S2, an area of the sealing film layer is S3, and S1 an orthogonal projection of the polarization functional layer on the array substrate comprises a first boundary, an orthogonal projection of the touch functional layer on the array substrate comprises a second boundary, an orthogonal projection of the sealing film layer on the array substrate comprises a third boundary, a distance between the first boundary and the second boundary is d1, a distance between the first boundary and the third boundary is d2, 0.3 mm?d1?0.9 mm, d2?0.7 mm, and d2?d1.

US Pat. No. 10,403,195

SHIFT REGISTER, METHOD FOR DRIVING THE SAME, AND DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. A shift register, comprising a first input module, a second input module, a first control module, a second control module, a third control module, an output module, a first coupling module, a second coupling module, a third coupling module, and a fourth coupling module, wherein:the first input module is electrically connected with an input signal terminal and a first clock signal terminal, and configured to be controlled by the first clock signal terminal to transmit an input signal to a first node;
the second input module is electrically connected with the input signal terminal and the first clock signal terminal, and configured to be controlled by the input signal terminal to transmit a first clock signal input at the first clock signal terminal to a second node;
the first control module is electrically connected with a second clock signal terminal, and configured to be controlled by the second node to transmit a second clock signal input at the second clock signal terminal to a third node;
the second control module is electrically connected with the second clock signal terminal, and configured to be controlled by both the first node and the second clock signal terminal to transmit either the second clock signal input at the second clock signal terminal or electric potential of the first node to a fourth node;
the third control module is electrically connected with a first reference signal terminal, and configured to be controlled by the third node to transmit a first reference signal input at the first reference signal terminal to the fourth node;
the output module is electrically connected with the first reference signal terminal, a second reference signal terminal, and an output signal terminal, and configured to be controlled by both the third node and the fourth node to transmit either the first reference signal input at the first reference signal terminal or a second reference signal input at the second reference signal terminal to the output signal terminal;
the first coupling module comprises a first capacitor electrically connected with the second node, and configured to stabilize electric potential of the second node;
the second coupling module comprises a second capacitor electrically connected with the first node and the second control module, and configured to stabilize the electric potential of the first node;
the third coupling module comprises a third capacitor electrically connected with the third node and the first reference signal terminal, and configured to stabilize electric potential of the third node; and
the fourth coupling module comprises a fourth capacitor electrically connected with the fourth node and the second reference signal terminal, and configured to stabilize electric potential of the fourth node.

US Pat. No. 10,319,277

ORGANIC LIGHT-EMITTING DIODE (OLED) DISPLAY DEVICE

Shanghai Tianma AM-OLED C...

1. An organic light-emitting diode (OLED) display device, comprising:a plurality of first pixel rows and a plurality of second pixel rows alternately arranged in a first direction, wherein a first pixel row includes a plurality of first pixel units and a plurality of second pixel units arranged alternately in a second direction, and a second pixel row includes a plurality of third pixel units and a plurality of fourth pixel units arranged alternately in the second direction,
wherein:
a first pixel unit, a second pixel unit, a third pixel unit, and a fourth pixel unit have an identical hexagonal shape, and each includes a first sub-pixel, a second sub-pixel, a third sub-pixel, and a fourth sub-pixel;
the first sub-pixel, the second sub-pixel, the third sub-pixel, and the fourth sub-pixel have an identical pentagonal shape, and each includes at least three colors; and
the first sub-pixel in the first pixel unit, the second sub-pixel in the second pixel unit adjacent to the first pixel unit, the third sub-pixel unit in the third pixel unit adjacent to both the first pixel unit and the second pixel unit, and the fourth sub-pixel unit in the fourth pixel unit adjacent to both the first pixel unit and the second pixel unit have a same color and together form a hexagon.

US Pat. No. 10,204,969

ORGANIC LIGHT-EMITTING DISPLAY PANEL, FABRICATION METHOD THEREOF, AND DISPLAY APPARATUS

SHANGHAI TIANMA AM-OLED C...

1. A fabrication method for an organic light-emitting display panel, comprising:providing a substrate;
forming a plurality of first electrodes on the substrate;
forming a plurality of blocking structures, wherein a blocking structure is disposed between adjacent first electrodes and has a first surface facing the substrate and an opposing second surface far away from the substrate;
forming a degradation region on a portion of the second surface of the block structure; and
forming an organic functional film layer on at least one of the blocking structure and the first electrode, wherein:
the organic functional film layer includes a light-emitting layer; and
the degradation region degrades the carrier transportation in a portion of the organic functional film layer covering the degradation region in which the portion of the organic functional film layer covers the degradation region.

US Pat. No. 10,700,298

OLED DISPLAY PANEL AND ELECTRONIC DEVICE COMPRISING THE SAME

SHANGHAI TIANMA AM-OLED C...

1. An OLED display panel, comprising:a first electrode, a first hole transporting layer, a second hole transporting layer, an electron transporting layer and a second electrode stacked in sequence;
at least two light emitting units disposed between the second hole transporting layer and the electron transporting layer, wherein a material of the electron transporting layer fills a gap between adjacent light emitting units;
wherein the first hole transporting layer comprises a hole transporting material with a hole mobility in a range of 9×10?5 to 5×10?4 cm2/V·S; and
wherein the hole transporting material has a solubility of 10 g/L or more in a cleaning solvent at 25° C. during cleaning;
wherein the hole transporting material includes anyone of

and a combination of at least two of them.

US Pat. No. 10,565,422

DISPLAY PANEL AND DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. A display panel, wherein the display panel has a display area, and at least a part of the display area is a fingerprint recognition region, the display panel comprising:a base substrate;
a plurality of pixel circuits provided on the base substrate, wherein each of the plurality of pixel circuits comprises a storage capacitor; and
a plurality of fingerprint recognition units provided on a side of the storage capacitor facing away from a light-out surface of the display panel, and a projection of the plurality of fingerprint recognition units in a direction perpendicular to the base substrate is located within the fingerprint recognition region,
wherein the storage capacitor comprises a first electrode and a second electrode disposed opposite to each other, wherein at least one of the first electrode and the second electrode is a transparent electrode.

US Pat. No. 10,553,810

OLED DISPLAY PANEL AND AN ELECTRONIC DEVICE COMPRISING THE SAME

SHANGHAI TIANMA AM-OLED C...

17. An electronic device, comprising an OLED display panel, wherein the OLED display panel comprises a first electrode and a second electrode, a light emitting layer and a first auxiliary light emitting layer disposed between the first electrode and the second electrode, the first auxiliary light emitting layer is disposed between the light emitting layer and the second electrode, wherein the first auxiliary light emitting layer at least includes a first electron-type auxiliary light emitting layer, wherein the first electron-type auxiliary light emitting layer includes a host material and a metal element doped in the host material;the host material has at least one pyridyl group

and an aromatic group conjugated to the at least one pyridyl group;
and the glass transition temperature of the host material is ?90° C.;
wherein the OLED display panel further comprises a second auxiliary light emitting layer disposed between the first electrode and the light emitting layer.

US Pat. No. 10,546,553

IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD AND DISPLAY APPARATUS

SHANGHAI TIANMA AM-OLED C...

1. An apparatus for processing an image to be displayed by a display panel with an irregular outline shape, comprising:a correction data table creating device, configured to create a correction data table comprising pixel positions, demura correction data and edge correction data;
a receiving device, configured to receive a signal of the image to be displayed;
a correction data determining device, configured to determine demura correction data and edge correction data corresponding to each pixel according to the correction data table comprising pixel positions, demura correction data and edge correction data;
an algorithm invoking device, configured to invoke a pre-stored correction processing algorithm; and
a processing device, configured to perform demura correction processing and edge correction processing on a grayscale of each pixel in the image to be displayed according to the determined demura correction data and the determined edge correction data corresponding to each pixel and the invoked correction processing algorithm; and
a displaying device, configured to display according to the corrected grayscale of each pixel;
wherein the correction data table creating device comprises:
a first determining device, configured to determine corresponding actual brightness information of each pixel at each of multiple groups of grayscales;
a second determining device, configured to determine demura correction data corresponding to each pixel according to the determined corresponding actual brightness information of each pixel at each of multiple groups of grayscales;
a third determining device, configured to determine edge correction data corresponding to each pixel according to determined position information of each pixel and a preset edge correction rule; and
a creating device, configured to create the correction data table comprising pixel position, demura correction data and edge correction data according to the determined corresponding edge correction data and demura correction data of each pixel and pixel positions of each pixel in a display panel; and
wherein the third determining device is configured to: determine pixels that need edge correction processing, according to the determined position information of each pixel in a display area and an edge correction strategy in the preset edge correction rule; when determining that pixels do not need the edge correction processing, determine that the edge correction data corresponding to the pixels that do not need the edge correction processing are same and brightness coefficients corresponding to the edge correction data are 1; and when determining that pixels need the edge correction processing, determine edge correction data corresponding to the pixels according to an edge correction algorithm in the preset edge correction rule.

US Pat. No. 10,535,824

ORGANIC ELECTROLUMINESCENT MATERIAL AND ORGANIC OPTOELECTRONIC DEVICE

SHANGHAI TIANMA AM-OLED C...

1. A compound of the following chemical formula (I):
wherein:
in the chemical formula (I), X1 to X5 are independently selected from the group consisting of C and N, and at least one of X1 to X5 are selected from N, and when N is selected, a substituent is not included;
R1 to R9 are independently selected from the group consisting of hydrogen, deuterium, C1 to C30 alkyl, C1 to C30 heteroatom-substituted alkyl, C6 to C30 aryl, C2 to C30 heteroaryl, and a chemical group A represented by the following chemical formula (II):
andat least one of R5 to R9 is selected from the chemical group A,
wherein in the chemical formula (II),
R10 to R17 are independently selected from the group consisting of hydrogen, deuterium, C1 to C30 alkyl, C1 to C30 heteroatom-substituted alkyl, C6 to C30 aryl, and C2 to C30 heteroaryl; and
Y is selected from the group consisting of O, S, substituted or unsubstituted imino, substituted or unsubstituted methylene, and substituted or unsubstituted silylene, and a substituent is selected from the group consisting of hydrogen, deuterium, C1 to C30 alkyl, C1 to C30 heteroatom-substituted alkyl, C6 to C30 aryl, and C2 to C30 heteroaryl.

US Pat. No. 10,535,414

SHIFT REGISTER ELEMENT, METHOD FOR DRIVING THE SAME, AND DISPLAY DEVICE

Shanghai Tianma AM-OLED C...

1. A shift register element, comprising:an output module having a first node and a second node, wherein the output module is configured to provide an output terminal with a signal of a first signal terminal or a second signal terminal according to voltage applied to the first node and the second node;
a first driver configured to control the voltage of the first node according to a signal of a first input terminal;
a second driver configured to control the voltage of the second node according to the signal of the first input terminal, and a signal of a third input terminal;
a first feedback and adjustment module configured to control the voltage of the first node according to a signal of the output terminal and a signal of a second input terminal; and
a second feedback and adjustment module configured to control the voltage of the second node according to the signal of the output terminal.

US Pat. No. 10,504,400

METHOD AND APPARATUS FOR PERFORMING CORRECTION PROCESSING ON GRAYSCALE OF A PIXEL IN AN IMAGE

SHANGHAI TIANMA AM-OLED C...

1. An image processing method, comprising:receiving a signal for an image to be displayed, wherein the image includes pixels;
performing correction processing on grayscale of each of the pixels in the image to be displayed, according to a pixel position of each of the pixels within an active area of a display panel and a pre-created correction data table containing a pixel position, a marker and correction data, wherein when the pixel position of a pixel belongs to a edge portion, the correction data corresponding to the pixel are correction data integrated from displaying correction data and edge correction data; when the position of the pixel does not belong to the edge portion, the correction data corresponding to the pixel is the displaying correction data; and
displaying the image according to the processed grayscale of each of the pixels.

US Pat. No. 10,483,329

HOLE TRANSPORTING MATERIAL, HOLE TRANSPORTING LAYER, OLED DISPLAY PANEL ELECTRONIC DEVICE COMPRISING THE SAME

SHANGHAI TIANMA AM-OLED C...

1. A hole transporting material, having a structure of formula (I),
wherein L1 is selected from the group consisting of substituted or unsubstituted fluorenylene, and substituted or unsubstituted biphenylene; wherein the two benzene rings in substituted or unsubstituted fluorenylene, are connected with the two nitrogen atoms in formula (I); wherein the two benzene rings in substituted or unsubstituted biphenylene, are connected with the two nitrogen atoms in formula (I);
L2, L3, L4 and L5 each is independently selected from the group consisting of substituted or unsubstituted fluorenyl, and substituted or unsubstituted biphenylyl; wherein L2, L3, L4 and L5 are connected with nitrogen atoms via benzene rings;
wherein L2, L3, L4 and L5 in the structure of formula (I) meet:
(1) L1 is substituted or unsubstituted fluorenylene, and/or
(2) at least one of L2, L3, L4 and L5 is substituted or unsubstituted fluorenyl;
wherein in the structure of formula (I), at least one hydrogen atom on at least one benzene ring is substituted by a non-hydrogen group, wherein the fluorenylene or fluorenyl is not deemed as being formed by substitution of at least one hydrogen atom on at least one benzene ring therein; and
wherein the hole transporting material has a hole mobility of 9×10?5-5×10?4 cm2/Vs, and a solubility of 10 g/L or more in NMP at 25° C.

US Pat. No. 10,467,938

SCAN DRIVING CIRCUIT, DISPLAY DEVICE AND DRIVING METHOD

SHANGHAI TIANMA AM-OLED C...

1. A scan driving circuit, comprising a plurality of cascaded shift registers, wherein each stage of the plurality of cascaded shift registers comprises:a first node control unit electrically connected to a first node, a second node, and an input terminal, wherein the first node control unit is configured to connect the input terminal with the first node in response to a level at the second node;
a second node control unit electrically connected to the first node, the second node, a first clock signal terminal and a first power voltage terminal, wherein the second node control unit is configured to connect the second node with the first clock signal terminal in response to a level at the first node, and is further configured to connect the first power voltage terminal with the second node in response to a level at the first clock signal terminal;
a first output unit electrically connected to the second node, a second power voltage terminal and an output terminal, wherein the first output unit is configured to connect the second power voltage terminal with the output terminal in response to the level at the second node; and
a second output unit electrically connected to a third node, a second clock signal terminal and the output terminal, wherein the second output unit is configured to connect the second clock signal terminal with the output terminal in response to a level at the third node,
wherein the third node is electrically connected to the first node.

US Pat. No. 10,446,758

HOLE TRANSPORTING MATERIAL, OLED DISPLAY PANEL AND ELECTRONIC DEVICE COMPRISING THE SAME

SHANGHAI TIANMA AM-OLED C...

1. A hole transporting material, wherein the hole transporting material comprises any one of the following structure:
or a combination of at least two selected therefrom.

US Pat. No. 10,446,792

PACKAGING STRUCTURE, DISPLAY DEVICE, AND FABRICATION METHOD THEREOF

Shanghai Tianma AM-OLED C...

1. A packaging structure for a display device, comprising:at least one inorganic layer and at least one passivation layer,
wherein:
the at least one passivation layer includes a halogen-containing amorphous solid oxide thin film having a crosslinked-polyhedra-network structure,
the at least one passivation layer includes a first active thin-film layer and a second active thin-film layer,
a mole ratio of oxygen atom to halogen atom in the first active thin-film layer is lower than a mole ratio of oxygen atom to halogen atom in the second active thin-film layer,
the at least one passivation layer covers an entire surface of the at least one inorganic layer,
the at least one inorganic layer is arranged between a display layer of the display device and the at least one passivation layer, and directly combined with the display layer,
the first active thin-film layer in the at least one passivation layer is arranged between the display layer of the display device and the second active thin-film layer in the at least one passivation layer, and
the first active thin-film layer has a chemical formula of Bi0.6-0.8Si0.1-0.25Sn0.3-0.4W0.1.-0.15O0.3-0.8F0.6-0.8.

US Pat. No. 10,438,536

ELECTROLUMINESCENT DISPLAY PANEL, DISPLAY DEVICE AND METHOD FOR DRIVING THE SAME

SHANGHAI TIANMA AM-OLED C...

1. An electroluminescent display panel comprising:a plurality of pixel circuits arranged in an array, wherein the plurality of pixel circuits each comprises a node initialization module and an anode reset module;
wherein a connection passage is arranged between every two adjacent pixel circuits of each column of the plurality of pixel circuits; and wherein the connection passage is configured to provide a reference signal to a node initialization module of one of the every two adjacent pixel circuits;
wherein the node initialization module of the each pixel circuit comprises a first terminal electrically connected with a first scan signal terminal of the each pixel circuit, a second terminal electrically connected with a reference signal terminal of the each pixel circuit, a third terminal electrically connected with a first node of the each pixel circuit, a fourth terminal electrically connected with a second node of the each pixel circuit, and a fifth terminal used for receiving a reference signal; and
wherein the node initialization module of the each pixel circuit is configured to be controlled by a first scan signal input from the first scan signal terminal of the each pixel circuit to transmit a reference signal input from the reference signal terminal of the each pixel circuit to the first node of the each pixel circuit, and to transmit the reference signal received by the fifth terminal of the node initialization module to the second node of the each pixel circuit;
wherein the anode reset module of the each pixel circuit comprises a first terminal electrically connected with a second scan signal terminal of the each pixel circuit, a second terminal electrically connected with a third node of the each pixel circuit, and a third terminal used for receiving a reference signal; and wherein the anode reset module of the each pixel circuit is configured to be controlled by a second scan signal input from the second scan signal terminal of the each pixel circuit to transmit the reference signal received by the third terminal of the anode reset module to the third node of the each pixel circuit; and
wherein the connection passage is configured to provide a reference signal to a fifth terminal of the node initialization module of the one of the every two adjacent pixel circuits.

US Pat. No. 10,417,960

ORGANIC ELECTROLUMINESCENT DISPLAY PANEL AND DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. An organic electroluminescent display panel, comprising:a first scan signal line, a second scan signal line, a light emitting control line, and a first power source signal line, all of which are arranged in parallel;
a data signal line and a second power source signal line, which are arranged in parallel and across the first scan signal line, the second scan signal line, the light emitting control line, and the first power source signal line;
a switch transistor with a gate connected with the second scan signal line, and a source connected with the data signal line;
a drive transistor with a source connected with a drain of the switch transistor;
an organic light emitting diode connected with a drain of the drive transistor;
an initialization transistor with a gate connected with the first scan signal line, a source connected with the second power source signal line, and a drain connected with a gate of the drive transistor;
a control transistor with a gate connected with the light emitting control line, a source connected with the second power source signal line, and a drain connected with the source of the drive transistor; and
a storage capacitor with a first terminal connected with the first power source signal line, and a second terminal connected with the gate of the drive transistor;
wherein in a period of time of one frame, the second power source signal line are loaded with different electrical signals when the initialization transistor and the control transistor are turned on;
wherein the first scan signal line, the second scan signal line, the light emitting control line, and the second terminal of the storage capacitor are arranged at a same first metal layer;
wherein the first power source signal line and the first terminal of the storage capacitor are arranged at a second metal layer; and wherein the second metal layer is disposed on the first metal layer.

US Pat. No. 10,417,961

ORGANIC LIGHT-EMITTING DISPLAY PANEL AND DRIVING METHOD THEREOF, ORGANIC LIGHT-EMITTING DISPLAY DEVICE

Shanghai Tianma AM-OLED C...

1. An organic light-emitting display panel, comprising:a plurality of pixel driving circuits arranged in a matrix, wherein a pixel driving circuit includes:
a first scan signal terminal, a second scan signal terminal, and a third scan signal terminal;
a light-emitting signal terminal, a data signal terminal, an initialization signal terminal, a first voltage terminal, and a second voltage terminal;
a driving module comprising a driving transistor and a first capacitor having two electrode plates electrically connected to a gate electrode and a first electrode of the driving transistor, respectively;
an initialization module comprising a first transistor having a gate electrode electrically connected to the first scan signal terminal, a first electrode electrically connected to the initialization signal terminal, and a second electrode electrically connected to a second electrode of the driving transistor;
a data writing module electrically connected to the gate electrode of the driving transistor, wherein:
the data writing module further comprises a third transistor and fourth transistor;
a first electrode of the third transistor is electrically connected to the data signal terminal;
a gate electrode of the fourth transistor is electrically connected to the third scan signal terminal;
a first electrode of the four transistor is electrically connected to the first voltage terminal; and
a second electrode of the fourth transistor is directly connected to a second electrode of the third transistor and a gate electrode of the driving transistor;
a light-emitting control module comprising a second transistor having a gate electrode electrically connected to the light-emitting signal terminal, a first electrode electrically connected to the first voltage terminal, and a second electrode electrically connected to the second electrode of the driving transistor; and
an organic light-emitting element having a cathode electrically connected to the second voltage terminal, wherein:
during an initialization stage, a first level signal is provided to the first scan signal terminal and the second scan signal terminal, and a second level signal different from the first level signal is provided to the light-emitting signal terminal and the third scan signal terminal, thereby turning on the driving transistor and turning off the fourth transistor.

US Pat. No. 10,417,967

DISPLAY PANEL AND DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. A display panel comprising:a plurality of pixel circuits, each of the pixel circuits comprising:
an initialization component,
a data writing component,
a light emitting control component,
a voltage storage component,
a driving transistor,
a first voltage maintenance component,
a switching control component,
an external compensation component, and
a light-emitting diode, wherein
the driving transistor is a dual-gate transistor, and is configured to drive the light-emitting diode to emit light;
the data writing component is configured to transmit to a first gate of the dual-gate transistor a signal input from a data signal terminal;
the initialization component is configured to transmit to a second gate of the dual-gate transistor a reference signal input from a reference signal terminal, and transmit to a drain of the dual-gate transistor an initial signal input from an initial signal terminal;
the light emitting control component is configured to transmit to a source of the dual-gate transistor a first voltage signal input from a first voltage signal terminal;
the voltage storage component is configured to store a potential of a data signal input from the data signal terminal;
the first voltage maintenance component is configured to maintain a potential of the drain of the dual-gate transistor, or maintain a voltage difference between the second gate and the drain of the dual-gate transistor;
the switching control component is configured to transmit the potential of the drain of the dual-gate transistor to the external compensation component, and transmit to the second gate of the dual-gate transistor a compensation voltage provided by the external compensation component; and
the external compensation component is configured to provide a compensation voltage for the dual-gate transistor.

US Pat. No. 10,403,212

DISPLAY PANEL, METHOD FOR DISPLAYING ON THE SAME, AND DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. A display panel, comprising:a display region comprising:
a central display region comprising a plurality of first pixels; and
an edge display region surrounding the central display region, wherein the edge display region comprises a plurality of second pixels, wherein a second brightness of each of the plurality of second pixels in the edge display region is lower than a first brightness of each of the plurality of first pixels in the central display region at each grayscale;
wherein the display panel displays the first brightness on each of the plurality of first pixels in the central display region set by an initial first data voltage;
wherein the display panel converts an initial second data voltage on each of the plurality of second pixels in the edge display region into a target data voltage according to a pre-stored voltage conversion rule, then the display panel displays the second brightness at each of the plurality of second pixels in the edge display region based on the target data voltage; and
wherein the pre-stored voltage conversion rule is derived from a preset brightness at each grayscale.

US Pat. No. 10,339,858

PIXEL CIRCUIT, DRIVE METHOD, DISPLAY PANEL AND DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. A pixel circuit, comprisingat least one pixel sub-circuit, wherein
the at least one pixel sub-circuit comprises a first switch transistor, a second switch transistor, a drive transistor, a storage capacitor and a light emitting element, wherein
the first switch transistor is controlled by a first scan signal and is configured to transmit a first data signal to a source of the drive transistor,
the second switch transistor is controlled by a second scan signal and is configured to transmit a reference voltage signal to a gate of the drive transistor,
the storage capacitor is connected in series between the gate and the source of the drive transistor and is configured to apply a charged voltage as a drive voltage of the drive transistor;
the source of the drive transistor is electrically connected to a first power supply signal, and a drain of the drive transistor is connected to an anode of the light emitting element and is configured to transmit drive current from the drive transistor to the anode of the light emitting element; and
a cathode of the light emitting element is connected to a second power supply signal, and the light emitting element emits light in response to the driving current, and wherein
the pixel circuit further comprises a third switch transistor, and the third switch transistor is controlled by a third scan signal and is configured to transmit the first power supply signal to the source of the drive transistor, wherein at a first detection period, the first switch transistor, the second switch transistor and the third switch transistor are turned off, to charge the storage capacitor by a data line; at a second detection period, the first switch transistor and the second switch transistor are turned on, and the third switch transistor is turned off, to discharging to the source of the drive transistor by the storage capacitor, and input the reference voltage signal to the gate of the drive transistor; and at a third detection period, the first switch transistor and the second switch transistor are turned off, and the third switch transistor is turned on, to input the first power supply signal to the light emitting element to control the light emitting element to emit light; or
the at least one pixel sub-circuit each further comprises a fourth switch transistor, and the fourth switch transistor is controlled by a fourth scan signal and is configured to transmit the first power supply signal to the source of the drive transistor, wherein at a first detection period, the first switch transistor and the second switch transistor are turned off, and the fourth switch transistor is turned on, to charge the storage capacitor by a data line; and at a second detection period, the first switch transistor and the second switch transistor are turned on, and the fourth switch transistor are turned off, to discharge to the source of the drive transistor by the storage capacitor, and input the reference voltage signal to the gate of the drive transistor.

US Pat. No. 10,657,888

DRIVING METHOD FOR PIXEL DRIVING CIRCUIT, DISPLAY PANEL AND DISPLAY DEVICE

SHANGHAI TIANMA AM-OLED C...

1. A driving method for a pixel driving circuit comprising a driving transistor and a light-emitting element, comprising:in response to a first scanning signal on a first scanning signal line, performing an initialization of the pixel driving circuit, wherein the first scanning signal is a low-level signal;
in response to a second scanning signal on a second scanning signal line and a third scanning signal on the first scanning signal line, compensating a threshold voltage deviation of the driving transistor, and providing a data signal voltage, wherein the third scanning signal is a low-level signal;
in response to a first light-emitting signal on a first light-emitting signal line and a second light-emitting signal on a second light-emitting signal line, generating, by the driving transistor, driving current corresponding to the data signal voltage; and
in response to the driving current, emitting light by the light-emitting element,
wherein at least one clock signal period is provided after the initialization of the pixel driving circuit is completed and before the threshold voltage deviation of the driving transistor is compensated, and
in the at least one clock signal period, a high-level is provided to the first scanning signal line, and a signal provided to the first light-emitting signal line is changed from a high-level to a low-level.

US Pat. No. 10,510,981

ORGANIC LIGHT-EMITTING DIODE DISPLAY PANEL, FABRICATION METHOD, AND ELECTRONIC APPARATUS

SHANGHAI TIANMA AM-OLED C...

1. An organic light-emitting diode (OLED) display panel, comprising:a substrate;
an organic light-emitting device comprising a first electrode, an organic light-emitting layer, and a second electrode, successively disposed on one side of the substrate, wherein the second electrode has a first side facing toward the substrate and an opposing side; and
a capping layer disposed on the opposing side of the second electrode,
wherein a material of the capping layer includes a compound of the following chemical formula (I):

 wherein:
L1, L2, L3, and L4 are independently selected from a hydrogen atom, a substituted or unsubstituted alkyl, a substituted or unsubstituted alkenyl, a substituted or unsubstituted alkynyl, and a substituted or unsubstituted phenyl, and a total quantity of benzene rings included in L1, L2, L3, and L4 is from 0 to 6; and
Y1, Y2, Y3, Y4, Y5, and Y6 include:
two selected from Y3, Y4, Y5, and Y6, each including one of the alkenyl and the alkynyl, and
a remaining of Y1, Y2, Y3, Y4, Y5, and Y6, being independently selected from a hydrogen atom, a substituted or unsubstituted alkyl, a substituted or unsubstituted alkenyl, and a substituted or unsubstituted alkynyl.