US Pat. No. 10,551,702

ARRAY SUBSTRATE, DISPLAY PANEL, AND DISPLAY DEVICE

HKC Corporation Limited, ...

1. An array substrate, comprising:a first substrate;
a metal shielding layer, disposed on a surface of the first substrate;
an insulation layer, disposed onto the metal shielding layer and a surface of the first substrate exposed from the metal shielding layer;
a first black shading layer, disposed at a surface of the insulation layer; and
a data line, disposed at a surface of the first black shading layer;
wherein the metal shielding layer comprises first shielding metal lines, and opposite sides of the data line are respectively provided with the first shielding metal lines, and an orthographic projection of the first black shading layer onto the first substrate partially overlaps with orthographic projections of the two first shielding metal lines arranged at the opposite sides of the data line onto the first substrate.

US Pat. No. 10,302,979

DISPLAY PANEL, METHOD OF MANUFACTURING DISPLAY PANEL, AND DISPLAY DEVICE

HKC CORPORATION LIMITED, ...

1. A display panel, comprising:an array substrate and a color filter layer on the array substrate,
wherein the array substrate comprises a display region and a non-display region, and the display region comprises a thin-film transistor integrated therein and a photo-sensor beside the thin-film transistor,
wherein the thin-film transistor comprises a gate, a low-concentration doped P-type amorphous silicon layer, a high-concentration doped N-type amorphous silicon layer and an amorphous silicon layer in that order from bottom to top, and the low-concentration doped P-type amorphous silicon layer extends outwardly thereby forming an extending portion,
wherein the extending portion comprises a first concave region and a second concave region, the photo-sensor is disposed in the second concave region thereby isolating the thin-film transistor from the photo-sensor, and the first concave region is positioned between the thin-film transistor and the photo-sensor,
wherein the photo-sensor comprises a light-sensitive high-concentration doped N-type amorphous silicon layer, a light-sensitive amorphous silicon layer and a light-sensitive high-concentration doped P-type amorphous silicon layer in that order from top to bottom,
wherein a data line layer is disposed in the second concave region, the photo-sensor is disposed on the data line layer and is covered with a conductive glass layer, and the photo-sensor uses the data line layer as a lower electrode and uses the conductive glass layer as an upper electrode,
wherein the thin-film transistor further comprises a source and a drain both formed on the amorphous silicon layer, and an external of the thin-film transistor is covered by a passivation layer,
wherein the thin-film transistor and the photo-sensor are below the color filter layer.

US Pat. No. 10,353,257

DISPLAY PANEL AND DISPLAY APPARATUS

HKC CORPORATION LIMITED, ...

1. A display panel, comprisinga substrate;
a plurality of data lines, arranged along a first direction of the substrate;
a plurality of scan lines, arranged along a second direction of the substrate;
a plurality of pixel units, wherein each of the pixel units comprising a first pixel and a second pixel;
wherein the first pixel and the second pixel are coupled to a same one of the data lines, the first pixel and the second pixel respectively are coupled to adjacent two of the scan lines, and a driving timing of the first pixel is ahead of that of the second pixel;
wherein the first pixel comprises a first capacitor, the second pixel comprises a second capacitor, the first capacitor is smaller than the second capacitor; a charging rate of the first pixel and a charging rate of the second pixel are the same; the first capacitor comprises a first pixel capacitor and at least one first storage capacitor, the second capacitor comprises a second pixel capacitor and at least one second storage capacitor, the first pixel capacitor and the second pixel capacitor are the same, the first storage capacitor is smaller than the second storage capacitor; the first pixel comprises a first pixel electrode and a first storage electrode, the second pixel comprises a second pixel electrode and a second storage electrode; the first storage capacitor is formed by the first storage electrode and the first pixel electrode matched with each other, the second storage capacitor is formed by the second storage electrode and the second pixel electrode matched with each other; an overlapped area of the first storage electrode with the first pixel electrode is smaller than an overlapped area of the second storage electrode with the second pixel electrode; a first domain line is disposed just above the first storage electrode, and the first pixel electrode comprises at least one the first domain line; a second domain line is disposed just above the second storage electrode, and the second pixel electrode comprises at least one the second domain line; an overlapped area of the first storage electrode with the first domain line is smaller than an overlapped area of the second storage electrode with the second domain line; the first pixel electrode is disposed with mutually perpendicular two first domain lines, and the two first domain lines are a first vertical domain line and a first transverse domain line; the second pixel electrode is disposed with mutually perpendicular two second domain lines, and the two second domain lines are a second vertical domain line and a second transverse domain line.

US Pat. No. 10,546,543

LIQUID CRYSTAL DISPLAY DEVICE AND METHOD FOR DRIVING THE SAME

HKC Corporation Limited, ...

1. A method for driving a liquid crystal display (LCD) device comprising:displaying each picture with two frame images sequentially; wherein the two frame images comprise a first frame image and a second frame image; driving voltages for two adjacent sub-pixels in each of the frame images are different, and the driving voltages for each of the sub-pixels in the first frame image and the second frame image are different;
determining backlight brightness regulation signals for each of backlight subareas according to the driving voltages of a first frame image area and a second frame image area, wherein the first frame image area and the second frame image area are corresponding to each of the backlight subareas; the backlight brightness regulation signals are grouped signals, the number of the groups is identical to the number of types of color sub-pixels;
calculating an average color chroma of a current picture region corresponding to each of the backlight subareas;
determining whether the average color chroma of each of the backlight subareas is within a preset range; and
if the average color chroma of each of the backlight subareas is within a preset range, performing a brightness regulation to a backlight source of the backlight subarea in each of the frame images of a next picture according to the backlight brightness regulation signal of the backlight subarea.

US Pat. No. 10,263,083

THIN FILM TRANSISTOR ARRAY SUBSTRATE AND DISPLAY PANEL THEREOF

HKC CORPORATION LIMITED, ...

1. A thin film transistor array substrate, comprising:a substrate;
a plurality of thin film transistors disposed on the substrate, wherein each of the plurality of thin film transistors comprises:
a gate electrode structure;
an isolate protective layer, disposed on the gate electrode structure;
an active layer, disposed on the isolate protective layer, wherein the active layer is doped with a silicon-germanium oxide having the nanocrystalline size in a range of 1 nanometer to 20 nanometers;
a source electrode layer, disposed on a side of the active layer and forming an ohmic contact with the active layer;
a drain electrode layer, disposed on other side of the active layer and forming an ohmic contact with the active layer;
a first concentration doping layer, disposed on the active layer and between the source electrode layer and the drain electrode layer;
a passivation layer, covered onto the active layer, the source electrode layer and the drain electrode layer; and
a pixel electrode layer, covered onto the passivation layer and the drain electrode layer.

US Pat. No. 10,534,214

DISPLAY PANEL AND MASK FOR MANUFACTURING PROCESS OF DISPLAY PANEL

HKC CORPORATION LIMITED, ...

1. A display panel, comprising:scan lines; and
data lines;
wherein the data lines are disposed intersecting with the scan lines to form a plurality of pixel regions; each of the pixel regions is correspondingly disposed with a pixel structure, the pixel structure comprises a pixel, and edges of the pixel at least comprise an arc section;
wherein each of the pixels comprises sub-pixels corresponding to different colors; each of the subpixels comprises three unit pixels, the subpixel is polygonal with arc corners, elliptic or round, and a shape of the unit pixel is round; adjacent two unit pixels are externally-tangent; an included angle between a line connecting a center of circle of the unit pixel on one end with a center of circle of the unit pixel in the middle and a line connecting a center of circle of the unit pixel on the other end with the center of circle of the unit pixel in the middle is 120°; the scan lines and the data lines are matched with a contour curve of the pixel; the display panel comprises a color filter substrate and an array substrate, the pixel structure comprises a color filter film located at the color filter substrate, and edges of the color filter film at least comprise an arc section.

US Pat. No. 10,475,394

DRIVING METHOD AND DRIVING DEVICE FOR LIQUID CRYSTAL DISPLAY, AND LIQUID CRYSTAL DISPLAY

HKC Corporation Limited, ...

1. A method for driving a liquid crystal display executed by a computing device, comprising the following steps:dividing first sub-pixels of a display panel into a plurality of array blocks by a processor, and selecting at least one of the first sub-pixels in each array block as a glowing pixel;
receiving an image to be displayed, and acquiring a pixel signal of a liquid crystal pixel of the display panel, and looking up a table for the liquid crystal pixel, so as to obtain a high voltage panel driving signal and a low voltage panel driving signal of the first sub-pixel;
calculating a high luminance signal and a low luminance signal, respectively, for driving the glowing pixel in the array block according to the high voltage panel driving signal and the low voltage panel driving signal of the first sub-pixel in each array block; and
driving the glowing pixels in turn by the high luminance signal and the low luminance signal, and driving other first sub-pixels by the pixel signal.

US Pat. No. 10,330,856

DISPLAY BACKLIGHT MODULE HAVING LED SOURCE WITH FIBER BUNDLE

HKC CORPORATION LIMITED, ...

1. A backlight module, comprising:a light guide plate, having a light incident side;
a fiber bundle, disposed on an edge of the light incident side of the light guide plate and including a light guide section and a light emitting section; and
a light collection reflector, configured to reflect light emitted from the fiber bundle to the light incident side of the light guide plate,
wherein the light emitting section of the fiber bundle comprises an inner fiber material and a second outer fiber material, and the refractive index of the second outer fiber material is greater than the refractive index of the inner fiber material.

US Pat. No. 10,281,751

LIQUID CRYSTAL DROPPING APPARATUS AND HEATING THERMOS DEVICE

HKC CORPORATION LIMITED, ...

1. A liquid crystal dropping apparatus comprising:a liquid crystal jar;
a liquid crystal dropping nozzle;
a liquid crystal pipeline, connected between the liquid crystal jar and the liquid crystal dropping nozzle, and thereby the liquid crystal jar, the liquid crystal pipeline and the liquid crystal dropping nozzle being sequentially connected with one another in that order from top to down; and
a heating thermos device, wherein the heating thermos device comprises:
a heating member, configured to heat a liquid crystal in the liquid crystal dropping apparatus;
a detecting member, configured to detect a temperature of the liquid crystal in the liquid crystal dropping apparatus; and
a control unit, respectively connected to the heating member and the detecting member, and configured for controlling the heating member according to the temperature detected by the detecting member to keep the temperature of the liquid crystal in the liquid crystal dropping apparatus at a predetermined temperature value;
wherein the heating member comprising a first heating case disposed on the liquid crystal jar, a second heating case disposed on the liquid crystal pipeline, and a third heating case disposed on the liquid crystal dropping nozzle; each of the first heating case, the second heating case and the third heating case comprises a heat conducting layer and a thermal insulating layer from inside to outside, and a heating element embedded in the heat conducting layer;
wherein the control unit comprises a control chip and a modulating switch, the modulating switch comprising a control terminal connected to the control chip; the control chip is configured for controlling the control terminal to turn on and thereby the heating elements of the first heating case, the second heating case and the third heating case start heating, when the temperature of the liquid crystal detected by the detecting member is lower than the predetermined temperature value; and the control chip is also configured for controlling the control terminal to turn off and thereby the heating elements of the first heating case, the second heating case and the third heating case stop heating, when the temperature of the liquid crystal detected by the detecting member is not lower than the predetermined temperature value.

US Pat. No. 10,424,601

ARRAY SUBSTRATE, DISPLAY PANEL, AND DISPLAY DEVICE

HKC CORPORATION LIMITED, ...

1. An array substrate comprising:a plurality of scanning lines arranged in a first direction;
a plurality of data lines arranged in a second direction, wherein said scanning lines and said data lines intersect and insulate, a plurality of defined array areas intersected by said scanning lines and by said data lines are a plurality of sub-pixels, wherein the sub-pixel corresponding to the data line is a sub-pixel column, and the sub-pixel corresponding to the scanning line is a sub-pixel row; and
wherein a plurality of data lines are divided into a plurality of data line groups arranged in the second direction, each data line group comprises six data line pairs, and data lines in one data line pair connect each other; there are at least four data line pairs corresponding to the same color sub-pixel column in one said data line group, and said sub-pixels comprise at least three colors.

US Pat. No. 10,337,715

LIGHTING BOX AND MONITORING METHOD THEREFOR

HKC CORPORATION LIMITED, ...

1. A lighting box, comprising:a power management module, comprising a monitoring power supply module, wherein the monitoring power supply module comprises:
a monitoring sensing module;
a door opening sensing module;
a heat dissipation device that reduces the temperature of the lighting box; and
an alarm apparatus that sends an alarm signal, wherein the door opening sensing module comprises: a door opening alignment sensor, and the door opening alignment sensor is configured to obtain a temperature value of the lighting box in a door-opened state.

US Pat. No. 10,510,289

OPTIMIZATION METHOD AND DEVICE FOR BRIGHTNESS COMPENSATION

HKC CORPORATION LIMITED, ...

1. An optimization method for brightness compensation, comprising:setting a compensation reference sampling area on a to-be-compensated panel, wherein the to-be-compensated panel has a first resolution, and the first resolution is defined by a plurality of first pixel units of a two-dimensional array;
providing a brightness obtaining apparatus, and photographing, by the brightness obtaining apparatus, the compensation reference sampling area to obtain a sampling frame, wherein the sampling frame comprises a plurality of photographing units, and the pieces of photographing units may correspond to a plurality of first pixel units comprised in the compensation reference sampling area, wherein each photographing unit may correspond to a plurality of first pixel units;
measuring brightness uniformity of all of the photographing units in the sampling frame, selecting one of the photographing units having good brightness uniformity as a sampling and photographing unit, and using brightness of the sampling and photographing unit as a compensation reference value;
applying the compensation reference value according to a specific operation mode to obtain a compensation reference curve;
photographing, by the brightness obtaining apparatus, the to-be-compensated panel to obtain a brightness compensation reference frame, wherein the brightness compensation reference frame comprises a plurality of photographing units;
applying brightness of all photographing units in the brightness compensation reference frame to the compensation reference curve, and calculating a plurality of pieces of brightness compensation data of the first pixel units corresponding to the photographing units; and
performing brightness compensation for the first pixel units according to the pieces of brightness compensation data;
wherein each photographing unit corresponds to 8×8 first pixel units.

US Pat. No. 10,629,144

METHOD FOR DRIVING A DISPLAY APPARATUS, APPARATUS FOR DRIVING A DISPLAY APPARATUS, AND DISPLAY APPARATUS BY ADJUSTING A SECOND COLOR LUMINANCE RATIO LESS THAN FIRST AND THIRD RATIOS AT LARGE VIEWING ANGLES

HKC CORPORATION LIMITED, ...

1. A method for driving a display apparatus, comprising:calculating average signals of sub pixel units in a zone to obtain a zone first color average signal, a zone second color average signal, and a zone third color average signal;
first performing second color gamma adjustment according to grayscale corresponding predefined ranges of the zone first, second, and third color average signals;
allowing a second color luminance ratio at a large viewing angle less than first and third color luminance ratios at the large viewing angle; and
adjusting luminance of a corresponding second color light source;
wherein regarding grayscales of the average signals, when a grayscale of the zone second color average signal is a first value grayscale in a predefined range, and grayscales of the zone first color average signal and the zone third color average signal are a second value grayscale in a predefined range, second color gamma (?) is adjusted from original ?G to ?G1, where ?G1>?G.

US Pat. No. 10,504,459

OVER-DRIVING APPARATUS, STORAGE METHOD THEREOF, AND DISPLAY DEVICE USING THE SAME

HKC CORPORATION LIMITED, ...

1. An over-driving apparatus, applied to a liquid crystal display (LCD) panel, and configured to receive a plurality of pixel grayscale values corresponding to one pixel in a plurality of images and output a plurality of over-driving grayscale values correspondingly, wherein the over-driving apparatus comprises:a pixel information processing unit, configured to receive a color information of the pixel, the pixel information processing unit electrically coupled to the liquid crystal display;
a first storage unit, configured to store the pixel grayscale values;
a second storage unit, configured to store a difference value of the pixel grayscale values stored in the first storage unit; and
an over-driving correspondence selection unit, separately electrically coupled to the pixel information processing unit, the first storage unit, and the second storage unit, and configured to select, according to the color information, received by the pixel information processing unit, of the pixel, whether the pixel grayscale values of the pixel need to correspond to the first storage unit or the second storage unit;
wherein the over-driving correspondence selection unit further comprises: a querying and comparing unit, which is a comparator device, configured to determine, through query and comparison, whether the pixel should obtain data from the first storage unit to perform over-driving or obtain data from the second storage unit to perform over-driving;
wherein the pixel grayscale values stored in the first storage unit are fixed values;
wherein the difference value stored in the second storage unit and of the pixel grayscale values stored in the first storage unit is a variable value.

US Pat. No. 10,527,898

PIXEL STRUCTURE

HKC CORPORATION LIMITED, ...

1. A pixel structure, comprisinga pixel electrode,
an active switch coupled to the pixel electrode,
a common line in conjunction with the pixel electrode to form a first storage capacitor; and
a L-shaped conductive wire in conjunction with the pixel electrode to form a second storage capacitor, and the L-shaped conductive wire comprises a first L-shaped conductive wire;
wherein the first storage capacitor and the second storage capacitor are further formed by a first conducting layer, a second conducting layer and a third conducting layer, the first conducting layer is coupled to a drain of the active switch, the second conducting layer is coupled to a first voltage line, the L-shaped conductive wire is formed by the third conducting layer coupled to a second voltage line, and the first conducting layer, the second conducting layer and the third conducting layer are stacked interval, and the first conducting layer, the second conducting layer and the third conducting layer are overlapped to each other, the second voltage line is coupled to a DC voltage;
the pixel structure further comprises a second L-shaped conductive wire overlapped on the first L-shaped conductive wire, and an insulating layer at positions corresponding to the first L-shaped conductive wire and the second L-shaped conductive wire for forming a third storage capacitor different from the second storage capacitor.

US Pat. No. 10,180,589

DISPLAY UNIT PROCESS CONTROL METHOD AND SYSTEM

HKC Corporation Limited, ...

1. A display unit process control method, comprising:detecting a quantity of uncertified chips on a first substrate, and selecting the first substrate which the quantity of uncertified chips is less than or equal to a first preset quantity, as a certified first substrate;
dividing the certified first substrate into a second preset quantity of sorting levels according to a locations of the uncertified chips on the certified first substrate, and conveying the certified first substrate to a display unit process;
detecting a quantity of uncertified chips on a second substrate, and selecting the second substrate which a quantity of uncertified chips is less than or equal to a third preset quantity, as a certified second substrate;
dividing the certified second substrate into a fourth preset quantity of sorting levels according to a locations of the uncertified chips on the certified second substrate, and conveying the certified second substrate to the display unit process;
performing paring and combination on the certified first substrate and the certified second substrate according to the sorting levels; and
calculating a certification matching degree of each paired combination, and selecting a paired combination whose certification matching degree is greater than a preset ratio and conveying the paired combination to an assembly process.

US Pat. No. 10,460,692

DISPLAY PANEL AND PRE-CHARGE SWITCHING METHOD FOR PIXEL UNITS THEREOF

HKC CORPORATION LIMITED, ...

1. A display panel, comprising:a substrate, comprising a display area and a wiring area around the display area, wherein a plurality of active switches, a plurality of gate lines, and a plurality of source lines are disposed in the display area, and a pixel unit is disposed at an intersection of each gate line and each source line;
a source drive unit, connected to the plurality of source lines;
a gate drive unit, connected to the plurality of gate lines;
a timing controller, connected to the source drive unit and the gate drive unit; and
a pre-charge line, connected between the timing controller and the gate drive unit, wherein the pre-charge line transmits a pre-charge signal output by the timing controller; and
the timing controller calculates a gray-scale eigenvalue by using a first gray-scale parameter corresponding to pixel units in a first row and a second gray-scale parameter corresponding to pixel units in a second row; the timing controller pulls up a potential of the pre-charge signal when determining that the gray-scale eigenvalue is less than a gray-scale threshold; when the pre-charge signal is at a high potential, the gate drive unit prolongs a duration of providing a scanning signal to a gate line in a first row, and provides a scanning signal to a gate line in a second row within a scanning period of providing the scanning signal to the gate line in the first row.

US Pat. No. 10,255,874

DISPLAY CONTROLLING METHOD AND DISPLAY DEVICE

HKC Corporation Limited, ...

1. A display controlling method, comprising the steps of:capturing an image in a photographic area in front of a terminal in real time;
calculating a user's eye blink frequency according to the captured image;
selecting a corresponding operation according to the eye blink frequency and a predetermined rule, and the predetermined rule relating to a corresponding relationship between the eye blink frequency and an operation; and
controlling the terminal to execute a corresponding function according to the operation;
wherein the step of calculating the user's eye blink frequency according to captured image comprises the steps of:
fetching the image in a predetermined time period;
identifying an eye image status in the image, and the eye image status including a closed eye status and an open eye status;
incrementing the number of eye blinks by one, if the eye image status of two adjacent images is not the same;
counting the number of eye blinks in the predetermined time period; and
calculating the eye blink frequency according to the counted number of eye blinks and the predetermined time period.

US Pat. No. 10,228,596

SUBSTRATE, DISPLAY PANEL AND DISPLAY APPARATUS

HKC CORPORATION LIMITED, ...

1. A substrate provided with a fan-out area, wherein the fan-out area comprises:a middle region, wherein a plurality of first metal wires are arranged in the middle region; and
side regions, wherein a plurality of second metal wires are arranged in the side regions, and the side regions are located at two sides of the middle region;
wherein lengths of the second metal wires in the side regions are greater than lengths of the first metal wires in the middle region;
wherein impedances of the first metal wires in the middle region are higher than impedances of the second metal wires in the side regions;
wherein, for the second metal wires in the side regions, the closer the second metal wire to the middle region, the shorter the length is and the higher the impedance is;
wherein, for the first metal wires in the middle region, the closer the first metal wire to a center position of the middle region, the shorter the length is and the higher the impedance is.

US Pat. No. 10,540,942

OPTIMIZATION METHOD AND PRE-STAGE DEVICE FOR BRIGHTNESS COMPENSATION

HKC CORPORATION LIMITED, ...

1. An optimization method for brightness compensation, comprising:providing a brightness obtaining apparatus;
photographing, by the brightness obtaining apparatus, a to-be-compensated panel to obtain a brightness compensation reference frame, wherein the to-be-compensated panel has a first resolution, the first resolution is defined by a plurality of first pixel units of a two-dimensional array, the brightness obtaining apparatus has a second resolution, the second resolution is defined by a plurality of second pixel units of a two-dimensional array, the brightness compensation reference frame comprises a plurality of photographing units, and the photographing unit comprises a plurality of second pixel units, wherein the second pixel unit is bigger than the first pixel unit;
using four second pixel units at four endpoints of each of the photographing units as brightness references, and obtaining a plurality of pieces of brightness compensation data of the other second pixel units in the photographing unit by using a specific operation mode; and
performing brightness compensation for the first pixel units corresponding to each of the photographing units by using the pieces of brightness compensation data;
wherein side lengths of the second pixel unit are respectively two times side lengths of the first pixel unit;
wherein a quantity of second pixel units defining the second resolution is ¼ of a quantity of first pixel units defining the first resolution;
wherein the specific operation mode is a gamma 2.2 curve.

US Pat. No. 10,365,518

METHODS FOR MANUFACTURING DISPLAY PANEL AND DISPLAY APPARATUS

HKC CORPORATION LIMITED, ...

5. A method for manufacturing a display panel, comprising:providing a first substrate, wherein the first substrate includes a plurality of pixel units;
forming a protective layer on the first substrate;
patterning the protective layer by using a multi-tone mask, so that the protective layer has different thicknesses, at least two transparent regions having different thicknesses are formed in each of the pixel units, and each of the pixel units has a plurality of regions with different penetration rates; and
forming a plurality of transparent electrode layers on the patterned protective layer, wherein
the protective layer has a first thickness and a second thickness, and a thickness difference between the first thickness and the second thickness is equal to or greater than 1 um;
the plurality of regions with different penetration rates is classified into three types of topography depths with different gradients, the plurality of regions are covered by the transparent electrode layer, and a slit design is reserved on the transparent electrode layer; and
the patterned protective layer has an exposed region exposing the first substrate, and a part of the transparent electrode layer is formed in the exposed region,
wherein the transparent electrode layers are respectively located at different horizontal positions.

US Pat. No. 10,304,871

DISPLAY PANEL AND MANUFACTURING METHOD THEREOF

HKC CORPORATION LIMITED, ...

12. A manufacturing method of a display panel, comprising steps of:arranging a plurality of active switches on a substrate; and
forming a low dielectric constant protective layer with a relative dielectric constant lower than a relative dielectric constant of silicon nitride on the plurality of active switches;
wherein in the step of arranging a plurality of active switches on a substrate, a plurality of first-layer wires are disposed on the substrate, an insulating dielectric layer is disposed on the plurality of first-layer wires, an amorphous silicon layer is disposed on the insulating dielectric layer and corresponding to a gate wire section of the first-layer wires, an ohmic contact layer is disposed on and corresponding to the amorphous silicon layer, a source wire section and a drain wire section are separated from each other and disposed on the ohmic contact layer, a groove is defined between the source wire section and the drain wire section, the groove penetrates through the ohmic contact layer, a bottom of the groove is the amorphous silicon layer, a width of the source wire section and the drain wire section as a whole is larger than a width of the amorphous silicon layer, the low dielectric constant protective layer is disposed on the source wire section and the drain wire section, a pixel electrode layer is disposed on the low dielectric constant protective layer, the low dielectric constant protective layer is defined with a via hole corresponding to the drain wire section, the pixel electrode layer is connected to the drain wire section by the via hole.

US Pat. No. 10,225,458

DISPLAY PANEL AND DISPLAY APPARATUS USING THE SAME

HKC Corporation Limited, ...

1. A display panel, comprising:a first substrate;
a second substrate;
a liquid crystal layer disposed between the first substrate and the second substrate;
an image sensing module disposed on one side of the second substrate facing the first substrate;
a lens array disposed on one side of the first substrate facing the second substrate and on a position corresponding to the image sensing module for focusing an image light on the image sensing module; and
an active switch array disposed on the side of the second substrate facing the first substrate;
wherein the image sensing module is configured to receive the focused image light and adjust a focal length of the image sensing module.

US Pat. No. 10,568,225

WATERPROOF STRUCTURE OF COLD AISLE CABINET

HKC Corporation Limited, ...

1. A waterproof structure of a cold aisle cabinet, applied to a cabinet group comprising a plurality of cabinets, wherein, the waterproof structure comprises:a first covering plate, parallelly defined above the cabinet group, and the area of the top surface of the first covering plate being larger than or equal to the area of the top surface of the cabinet group; and
a support frame, defined between the first covering plate and the cabinet group, the support frame being mounted on the cabinet group and abutting against the side of the first covering plate facing the cabinet group; and
a second covering plate, connecting to the first covering plate;
wherein the second covering plate is obliquely defined along the length direction of the first covering plate, the connecting end of the second covering plate is higher than the free end of the second covering plate.

US Pat. No. 10,537,047

HEAT DISSIPATION STRUCTURE AND DISPLAY DEVICE

HKC CORPORATION LIMITED, ...

1. A heat dissipation structure, applied to a display device, comprising:a backplate;
a circuit board, disposed on the backplate, wherein the circuit board comprises a first contact area and a second contact area, and the first contact area and the second contact area are oppositely disposed on both sides of the circuit board and connected to each other through a via hole, and the second contact area is also in contact with the backplate;
a thermal pad, comprising a through hole;
a fixed member, passing through the through hole and the via hole to abut the backplate, so as to fix the thermal pad;
wherein a first end of the thermal pad is affixed to a chip of a flexible circuit board, and a second end of the thermal pad is affixed to the first contact area, thereby conducting heat of the chip to the circuit board and the backplate.

US Pat. No. 10,379,553

OVERCURRENT PROTECTION CIRCUIT, DISPLAY PANEL, AND DISPLAY DEVICE

HKC Corporation Limited, ...

1. An overcurrent protection circuit, comprising:a voltage conversion unit, configured to receive an input voltage and convert the input voltage into a modulated voltage;
a reference voltage generation unit, configured to generate a reference voltage for comparing the modulated voltage;
a voltage comparison unit, electrically coupled to the voltage conversion unit and the reference voltage generation unit, and configured to compare the modulated voltage with the reference voltage, so as to generate a corresponding control signal; and
a switch unit, electrically coupled to the voltage comparison unit and the voltage conversion unit, and configured to determine whether or not to output the modulated voltage according to the control signal;
wherein an output power of the voltage conversion unit is constant;
wherein the switch unit comprises:
a switch input terminal, electrically coupled to the voltage conversion unit, and configured to receive the modulated voltage;
a switch output terminal, configured to output the modulated voltage;
a switch control terminal, electrically coupled to the voltage comparison unit, and configured to receive the control signal and confirming a switch status information of the switch unit according to the control signal, wherein the switch status information includes a conduction status information and a cut-off status information;
wherein the overcurrent protection circuit further comprises a feedback unit electrically coupled to the voltage conversion unit and the switch unit wherein the feedback unit obtains a feedback voltage value of the switch output terminal and feeds back the feedback voltage value to the voltage conversion unit, and the voltage conversion unit determines whether or not the feedback voltage value falls within a predetermined range and stops outputting the modulated voltage when the feedback voltage value is within the predetermined range.

US Pat. No. 10,379,402

PIXEL STRUCTURE OF DISPLAY ARRAY SUBSTRATE AND DISPLAY DEVICE USING THE SAME

HKC CORPORATION LIMITED, ...

1. A pixel structure of a display array substrate, comprising a plurality of pixel units arranged in an array manner, wherein each of the pixel units comprises a first subpixel, a second subpixel, and a fourth subpixel, and each pixel unit further comprises:a first subpixel electrode and a second subpixel electrode, respectively located in the first subpixel and the second subpixel; and
a fourth subpixel electrode comprising a first pixel electrode, a second pixel electrode, a third pixel electrode, and a fourth pixel electrode located in four areas of the fourth subpixel, respectively, and each of the first pixel electrode, the second pixel electrode, the third pixel electrode, and the fourth pixel electrode are divided into at least two compensation areas configured to correct electrode line widths of the at least two compensation areas, so as to mitigate a brightness difference caused by a variation in slits of the fourth subpixel electrode,
wherein the first pixel electrode is divided into three compensation areas made up of a first inner-layer pixel electrode, a first intermediate-layer pixel electrode, and a first outer-layer pixel electrode, and electrode line widths of the first inner-layer pixel electrode, the first intermediate-layer pixel electrode, and the first outer-layer pixel electrode, respectively are 80% to 120% of a line width of the first subpixel electrode and the second subpixel electrode.

US Pat. No. 10,367,488

DEVICE AND METHOD FOR ELIMINATING ELECTROMAGNETIC INTERFERENCE

HKC CORPORATION LIMITED, ...

1. A device for eliminating electromagnetic interference (EMI), comprising:a timing control chip; and
a phase-locked loop module, electrically connected to the timing control chip and comprising:
a phase detection unit, configured to detect a frequency generated by a clock cycle to generate a frequency difference;
a charge pump unit, configured to generate a regulation voltage;
a voltage-controlled oscillator unit, configured to control an oscillation frequency when the regulation voltage is input;
a plurality of frequency divider units, configured to generate a new output clock frequency by using an input clock frequency; and
a selector unit, configured to electrically connect to the plurality of frequency divider units,
wherein the timing control chip receives one piece of display data by using a front-end system,
wherein after processing the display data, the timing control chip outputs a data signal and a clock cycle signal,
wherein the frequency divider units have at least one frequency dividing multiple, and
wherein the selector unit is electrically connected to at least four different power circuits.

US Pat. No. 10,317,712

DISPLAY PANEL AND DISPLAY DEVICE

HKC CORPORATION LIMITED, ...

1. A display panel, comprisinga first substrate comprising a display area and a non-display area, wherein the display area includes a plurality of transistors and a light sensor adjacent to the plurality of transistors;
a second substrate disposed opposite to the first substrate;
wherein a transistor of the plurality of transistors comprises a gate, a gate insulating layer, a transistor amorphous silicon layer, and a transistor high-concentration doped N-type amorphous silicon layer from bottom to top; the gate insulating layer extends outwardly, and the light sensor is disposed on an extension of the gate insulating layer;
wherein a data line layer is disposed on the extension of the gate insulating layer; the light sensor is disposed on the data line layer; the top of the light sensor is covered with a conductive glass layer;
wherein the light sensor comprises a light-sensitive high-concentration doped N-type amorphous silicon layer, a light-sensitive amorphous silicon layer, and a light-sensitive high-concentration doped P-type amorphous silicon layer from top to bottom; and
wherein the transistor of the plurality of transistors further comprises a source electrode and a drain electrode disposed on the transistor high concentration doped N-type amorphous silicon layer; and the transistor of the plurality of transistors is covered by a passivation layer;
wherein the light sensor is disposed between the plurality of transistors and is separated from the transistor of the plurality of transistors through the passivation layer;
wherein the light sensor uses the data line layer as a lower electrode and the conductive glass layer as an upper electrode.

US Pat. No. 10,288,913

DISPLAY PANEL

HKC CORPORATION LIMITED, ...

1. A display panel, comprising a cell test structure positioned at a frame of the display panel, wherein the cell test structure comprises:three cell test portions for supplying electric power to the cell test structure;
a plurality of connection lines for connecting conductive lines of a display region of the display panel;
a first shorting bar, disposed and connected between the cell test portions and the connection lines; and
a plurality of active switches, disposed on the connection lines, wherein the plurality of active switches are electrically connected to the cell test portions;
wherein two test regions adjacent to each other in a same direction share the first shorting bar, one of the cell test portions is connected to a middle portion of the first shorting bar, and the other two of the cell test portions are connected to two ends of the first shorting bar, respectively.

US Pat. No. 10,283,064

LIQUID CRYSTAL DISPLAY, DEVICE AND CONNECTION STRUCTURE OF DISPLAY PANEL AND SYSTEM CIRCUIT

HKC CORPORATION LIMITED, ...

1. A connection structure of a display panel and a system circuit, comprising:an array substrate comprising a display portion and a fan-out portion, wherein the display portion provides a plurality of signal lines, the plurality of signal lines at least comprises a first signal line and a second signal line positioned at different height layers, the first and second signal lines are insulated from each other, the fan-out portion provides a plurality of traces corresponding to the signal lines, the plurality of traces at least comprises a first trace and a second trace positioned at different height layers, and the first and second traces are insulated from each other;
a printed circuit board comprising a plurality of conductive lines spaced from each other;
a plurality of electrically conductive particles, wherein one end of each trace is electrically connected with one corresponding signal line, and the other end of each trace is electrically connected with one conductive line via electrically conductive particles.

US Pat. No. 10,502,883

BACKLIGHT MODULE AND DISPLAY APPARATUS THEREOF

HKC CORPORATION LIMITED, ...

1. A backlight module, comprising:a light guide plate, having a light incident side; and
a plurality of optical fiber bundles, disposed at an edge of the light incident side of the light guide plate;
wherein each of the optical fiber bundles comprises a light-guiding section and a light-outputting section, a plurality of the light-outputting sections of the plurality of optical fiber bundles arranged at the light incident side of the light guide plate,
wherein the light-guiding section and the light-outputting section on the same surface,
wherein each of the optical fiber bundles comprises a plurality of light-outputting section,
wherein the plurality of the light-outputting sections of the plurality of the optical fiber bundles are staggered,
wherein the light-guiding section of the optical fiber bundle comprises an optical fiber inner layer and a first optical fiber outer layer, a refractive index of the optical fiber inner layer is greater than a refractive index of the first optical fiber outer layer,
wherein the light-outputting section of the optical fiber bundle comprises the optical fiber inner layer and a second optical fiber outer layer, a refractive index of the second optical fiber outer layer is greater than the refractive index of the optical fiber inner layer,
wherein a ratio of a length of the light-outputting section to the light-guiding section is less than 1.

US Pat. No. 10,394,093

ARRAY SUBSTRATE, MANUFACTURING METHOD THEREOF, AND APPLIED DISPLAY PANEL THEREOF

HKC CORPORATION LIMITED, ...

15. A display panel, comprising:an array substrate, comprising:
a first substrate;
a first conductive layer formed on the first substrate;
a conductive cover layer formed on the first substrate and covering the first conductive layer;
a second conductive layer formed on the conductive cover layer;
a first passivation layer formed on the conductive cover layer and covering the second conductive layer, at least one recession part is formed in the first passivation layer and the conductive cover layer;
a common electrode formed on the passivation layer, wherein a part of the common electrode is formed inside the recession part,
wherein the part of the common electrode directly contact with a top surface of the first substrate, directly contact with side surfaces of the conductive cover layer and the first passivation layer;
a second passivation layer formed on the common electrode; and
a pixel electrode layer formed on the second passivation layer and inside the recession part.

US Pat. No. 10,388,678

GATE STRUCTURE, METHOD FOR MANUFACTURING GATE STRUCTURE, AND DISPLAY DEVICE

HKC CORPORATION LIMITED, ...

1. A method for manufacturing a gate structure, comprising the following steps:providing a substrate, and forming a buffer layer on a lateral surface of the substrate;
forming a groove on the buffer layer, wherein the groove penetrates the buffer layer;
forming a gate in the groove, wherein an upper surface of the gate and an upper surface of the buffer layer are located on a same plane;
forming an insulating layer on the upper surface of the gate and the upper surface of the buffer layer;
forming, on an upper surface of the insulating layer, a semiconductor layer disposed opposite the gate; and
forming, on an upper surface of the semiconductor layer and/or the upper surface of the insulating layer, a data line partially overlapping the semiconductor layer,
wherein the groove is formed by means of a photoetching process,
wherein steps of the photoetching comprise:
coating a photoresist on the upper surface of the buffer layer;
disposing a light source over the photoresist;
turning on the light source, wherein the light source emits a light ray to expose a part of the photoresist;
developing the exposed photoresist;
corroding the exposed photoresist, and corroding the buffer layer located between the exposed photoresist and the substrate; and
cleaning the substrate, and eliminating the photoresist and the buffer layer.

US Pat. No. 10,380,976

MULTI-SCREEN DISPLAYING METHOD AND DISPLAY DEVICE

HKC Corporation Limited, ...

1. A multi-screen displaying method, applied to a display device having a curved-surface display screen, comprising the steps of:prompting a user to select a multi-screen display function of the curved-surface display screen, when a user's folding and splitting the curved-surface display screen according to a preset folding line is detected;
obtaining a position information of the preset folding line of the curved-surface display screen when the multi-screen display function of the curved-surface display screen is selected, wherein the preset folding line is a dividing line of adjacent curved-surface display screens formed by folding and splitting the screen;
dividing a display interface of the curved-surface display screen into a plurality of display subscreens according to the position information, wherein a split screen line of the two adjacent display subscreens is superimposed with the preset folding line;
obtaining the display content selected by the user from the plurality of display subscreens; and
displaying the display content selected from the display subscreen through the display subscreen;
wherein when the user folds and splits the curved-surface display screen according to the preset folding line, the display screen corresponding to the preset folding line is protruded from the curved-surface display screen and towards a side on which the display interface of the curved-surface display screen locates to block the display contents of the display sub-screens on both sides of the split screen line.

US Pat. No. 10,453,412

SHIFT REGISTER CIRCUIT, WAVEFORM GENERATING METHOD FOR SAME, AND DISPLAY PANEL USING THE SAME

HKC CORPORATION LIMITED, ...

1. A shift register circuit, comprising a plurality of stages of shift registers, wherein each shift register comprises:a first switch, including a control end of the first switch electrically coupled to a first node, a first end of the first switch electrically coupled to a frequency signal, and a second end of the first switch electrically coupled to an output pulse signal;
a second switch, including a control end of the second switch electrically coupled to an input pulse signal, a first end of the second switch electrically coupled to the input pulse signal, and a second end of the second switch electrically coupled to the first node;
a third switch, including a control end of the third switch electrically coupled to a second node, a first end of the third switch electrically coupled to the output pulse signal, and a second end of the third switch electrically coupled to a preset low potential;
a fourth switch, including a control end of the fourth switch electrically coupled to the second node, a first end of the fourth switch electrically coupled to the first node, and a second end of the fourth switch electrically coupled to the preset low potential, wherein a length of an internal channel between the first end of the fourth switch and the second end of the fourth switch is increased, or an internal channel between the first end of the fourth switch and the second end of the fourth switch is designed as dual channels; and
a compensation circuit, comprising a fifth switch, the fifth switch including a control end of the fifth switch electrically coupled to the output pulse signal, a first end of the fifth switch electrically coupled to the output pulse signal, and a second end of the fifth switch electrically coupled to the preset low potential.

US Pat. No. 10,431,173

DISPLAY APPARATUS, AND CIRCUIT AND METHOD FOR DRIVING DISPLAY APPARATUS

HKC CORPORATION LIMITED, ...

1. A display apparatus, comprising a display panel and a drive circuit, wherein the drive circuit comprises:a connection module, comprising a first interface and a second interface;
an adjustment module, comprising:
a first switch, wherein a control end of the first switch is coupled to the first interface, a first end is coupled to a supply voltage, and a second end is coupled to a first resistor, wherein the first switch is a hole-type transistor, and the first resistor is grounded;
a second switch, wherein a control end of the second switch is coupled to the second interface, a first end is coupled to a second resistor, and a second end is grounded, wherein the second switch is an electron-type transistor, and the second resistor is coupled to the supply voltage; and
a third resistor, wherein one end of the third resistor is coupled to the second end of the first switch, and another end is coupled to the control end of the second switch;
wherein
the first switch and the second switch in the adjustment module are controlled to be open or closed by using a control signal received by the first interface or the second interface, to control a software written state or a write protection state, wherein
the control signal comprises a first control signal and a second control signal, the first control signal is at a high potential, and the second control signal is at a low potential;
when the control signal is the first control signal, the second interface is connected to the first control signal, and the first interface is not connected, the second interface receives the first control signal, and the second switch is open, the first end and the second end of the second switch are grounded to enter the software written state; or the second interface rejects to receive the first control signal, and the second switch is closed, and the supply voltage is coupled by using the second resistor to enter the write protection state; or
when the control signal is the second control signal, the first interface is connected to the second control signal, and the second interface is not connected, the first interface receives the second control signal, and the first switch and the second switch are open to enter the software written state; or the first interface rejects to receive the second control signal, and the first switch and the second switch are closed, and the supply voltage is coupled by using the second resistor to enter the write protection state.

US Pat. No. 10,354,610

SCANNING CIRCUIT, DISPLAY DEVICE AND METHOD FOR DRIVING SCANNING CIRCUIT

HKC Corporation Limited, ...

1. A scanning circuit, comprising:a control sub-circuit;
a shading sub-circuit, wherein a control terminal of the shading sub-circuit is electrically connected to a control signal output terminal of the control sub-circuit, and the shading sub-circuit is configured to generate a shading voltage signal according to a clock control signal provided by the control sub-circuit; and
a scanning sub-circuit, wherein a control terminal of the scanning sub-circuit is electrically connected to the control signal output terminal of the control sub-circuit, an input terminal of the scanning sub-circuit is electrically connected to an output terminal of the shading sub-circuit, and the scanning sub-circuit is configured to output a scanning signal with shading according to the clock control signal and the shading voltage signal,
wherein the shading sub-circuit comprises a first transistor, a second transistor, a third transistor, a first resistor, a second resistor, a third resistor, a first capacitor, a second capacitor and a first inverter;
a first electrode of the first transistor is electrically connected to an input terminal of the shading sub-circuit, a second electrode of the first transistor is electrically connected to the output terminal of the shading sub-circuit, a gate electrode of the first transistor is electrically connected to a first electrode of the first capacitor, and a second electrode of the first capacitor is grounded;
one end of the first resistor is electrically connected to the first electrode of the first transistor, and the other end of the first resistor is electrically connected to the gate electrode of the first transistor;
a first electrode of the second transistor is electrically connected to one end of the second resistor, and the other end of the second resistor is electrically connected to the first electrode of the first capacitor; a second electrode of the second transistor is grounded; and a gate electrode of the second transistor is electrically connected to the control terminal of the shading sub-circuit a first electrode of the third transistor is electrically connected to one end of the third resistor, and the other end of the third resistor is electrically connected to the output terminal of the shading sub-circuit a second electrode of the third transistor is grounded; and a gate electrode of the third transistor is electrically connected to an output terminal of the first inverter;
an input terminal of the first inverter is electrically connected to the control terminal of the shading sub-circuit; and
a first electrode of the second capacitor is electrically connected to the output terminal of the shading sub-circuit, and a second electrode of the second capacitor is grounded.

US Pat. No. 10,429,707

PIXEL STRUCTURE AND DISPLAY PANEL

HKC Corporation Limited, ...

2. A pixel structure, comprising:a first conductive layer coupled to a drain electrode of an active switch;
a second conductive layer coupled to a first voltage line; and
a third conductive layer coupled to a second voltage line;
wherein the first conductive layer, the second conductive layer and the third conductive layer are disposed to be overlapped and at a distance separated from each other; and the first conductive layer, the second conductive layer and the third conductive layer are overlapped with each other in a vertical space;
wherein the first voltage line comprises a previous scan line.

US Pat. No. 10,392,176

BUFFER STRUCTURE AND PACKAGING BOX

HKC Corporation Limited, ...

1. A buffer structure, applied to a packaging box of a display panel, the packaging box comprising a box body, wherein the buffer structure comprises:a fixing frame, the fixing frame comprises at least one mounting plate and at least one supporting plate, the mounting plate connects to the box body, and the supporting plate defines an adjusting hole;
at least one adjusting component, the adjusting component comprises at least one adjusting rod, at least one first locking member, and at least one second locking member, the adjusting rod passes through the adjusting hole along the extending direction of the adjusting rod, and comprises a connecting part consistent with the extending direction, the first locking member and the second locking member connect to the connecting part at two sides of the supporting plate, and clamp the supporting plate; and
a buffer member, connected to an end face of the adjusting rod, and located at a side of the second locking member away from the supporting plate, adjusting joint positions of the first locking member and the second locking member on the connecting part to change a space between the supporting plate and the buffer member.

US Pat. No. 10,388,010

IMAGE ACQUIRING DEVICE AND METHOD OF CORRECTING COORDINATES THEREOF

HKC CORPORATION LIMITED, ...

1. A method of correcting coordinates of an image acquiring device, comprising:acquiring a defect in a sample to be photographed detected in a preprocessing and a first coordinate of the defect;
initializing a position of a photographing device according to the first coordinate of the defect, and acquiring a picture currently captured by the photographing device;
if the defect in the picture currently captured by the photographing device is not located at the center of the picture, adjusting the position of the photographing device according to a position of the defect in the picture currently captured by the photographing device until the defect in the picture currently captured by the photographing device is located at the center of the currently captured picture;
if the defect in the picture currently captured by the photographing device is located at the center of the currently captured picture, photographing the defect and recording a current coordinate of the defect as a second coordinate; and
providing the second coordinate of the defect to a data management system, so that a subsequent processing locates the defect according to the second coordinate of the defect, and performs a corresponding operation to the defect.

US Pat. No. 10,380,975

OPTIMIZATION METHOD AND DEVICE FOR BRIGHTNESS COMPENSATION DATA VOLUME

HKC CORPORATION LIMITED, ...

8. An optimization method for a brightness compensation data volume, comprising:providing a to-be-compensated panel, wherein the to-be-compensated panel has a brightness compensation data memory, the brightness compensation data memory compares brightness of a reference point of the to-be-compensated panel with brightness of a plurality of to-be-compensated positions, and calculates, according to a specific operation mode, a plurality of pieces of brightness compensation data corresponding to the plurality of to-be-compensated positions;
externally connecting a timing controller, wherein the timing controller comprises an external memory, and the external memory stores a piece of determination information for determining whether the pieces of brightness compensation data need to be compensated;
reading, by the timing controller, the pieces of brightness compensation data, classifying, according to the determination information, the pieces of brightness compensation data into a plurality of pieces of to-be-compensated data and a plurality of pieces of not-to-be-compensated data, determining the to-be-compensated data to be 1, determining the not-to-be-compensated to be 0, and storing the plurality of pieces of data determined to be 1 or 0 in the external memory; and
reading and storing, by the brightness compensation data memory, the pieces of data determined to be 1 in the external memory.

US Pat. No. 10,553,185

DRIVING CIRCUIT AND METHOD OF DISPLAY PANEL AND DISPLAY DEVICE

HKC Corporation Limited, ...

1. A driving circuit of a display panel, comprising:a current-frame Nth-row data buffer module configured to, upon receiving an Nth-row data of current-frame data for driving an Nth-row of pixels in the display panel, cache the Nth-row data of current-frame data, wherein N is a positive integer greater than or equal to 1;
a previous-frame Nth-row data buffer module configured to cache an Nth-row data of previous-frame data for driving the Nth-row of pixels when the Nth-row data of current-frame data is cached;
an over driving module connected to the previous-frame Nth-row data buffer module and the current-frame Nth-row data buffer module and configured to read the Nth-row data of current-frame data and the Nth-row data of previous-frame data and to search a pre-stored data lookup table for a drive data corresponding to the Nth-row data of current-frame data and the Nth-row data of previous-frame data;
a source driver module connected to the over driving module and configured to obtain a first drive voltage signal and a second drive voltage signal identical to the first drive voltage signal based on the drive data;
a switch module connected to the source driver module and the display panel separately and configured to be turned on when receiving the first level signal and be turned off when receiving the second level signal and, when be turned off, to output the first drive voltage signal to the display panel so as to drive the display panel to display; and
a signal inverter module connected to the switch module, wherein when the switch module is turned on, the signal inverter module is configured to be connected to the source driver module, invert the second drive voltage signal and store the inverted second drive voltage signal in the previous-frame Nth-row data buffer module, and when the switch module is turned off, the signal inverter module is further configured to be disconnected from the source driver module,
wherein the signal inverter module comprises:
an input buffer unit connected to the switch module, wherein when the switch module is turned on, the input buffer unit is configured to be connected to the source driver module, cache the second drive voltage signal, and synchronously output all voltage data in the second drive voltage signal, and when the switch module is turned off, the input buffer unit is further configured to be disconnected from the source driver module;
an analog-to-digital conversion unit connected to the input buffer unit and configured to perform analog-to-digital conversion on the second drive voltage signal to obtain a digital signal; and
a second level conversion unit connected to the analog-to-digital conversion unit and the previous-frame Nth-row data buffer module separately and is configured to perform level conversion on the digital signal, store the digital signal in the previous-frame Nth-row data buffer module, and take the digital signal that has undergone level conversion as an Nth-row of previous-frame data relative to next-frame data.

US Pat. No. 10,429,701

DISPLAY PANEL AND LCD PANEL AND LCD APPARATUS USING THE SAME

HKC Corporation Limited, ...

1. A display panel, comprising:a first substrate;
a plurality of pixel units, farmed on the first substrate;
a protective layer, formed on the first substrate, wherein the protective layer has different thicknesses in each of the pixel units so that at least two transparent regions having different thicknesses are formed in each of the pixel unit; and
a transparent electrode layer, formed on the transparent regions having different thicknesses of the protective layer,
wherein each of the pixel units has a plurality of regions with different penetration rates,
wherein the plurality of regions with different penetration rates are classified into at least three types of topography depths with different gradients and a pixel structure of the plurality of regions is divided into an inner-layer rectangle, a middle-layer rectangle, and an outer-layer triangle or rectangle according to the at least three types of topography depths with different gradients, the plurality of regions are covered by the transparent electrode layer, and a slit design is reserved on the transparent electrode layer.

US Pat. No. 10,416,512

DISPLAY SUBSTRATE AND TEST METHOD THEREOF

HKC CORPORATION LIMITED, ...

1. A display substrate, comprising:a plurality of scan lines, each including a first terminal and a second terminal;
a first gate driving circuit, electrically connected to the first terminal of each of the plurality of scan lines and a first connection node;
a second gate driving circuit, electrically connected to the second terminal of each of the plurality of scan lines and a second connection node;
a first array test pad, electrically connected to the first connection node;
a second array test pad, electrically connected to the second connection node;
a first high vertical alignment process test pad, electrically connected to the first connection node; and
a switch circuit disposed between the first connection node and the second connection node of a high vertical alignment wire for controlling a connection and a disconnection between the first connection node and the second connection node;
wherein when the switch circuit is turned on, the first gate driving circuit and the second gate driving circuit are simultaneously driven through the first high vertical alignment process test pad;
when the switch circuit is turned off, the first gate driving circuit and the second gate driving circuit are driven in a time division mode, the first gate driving circuit is driven through the first array test pad, and the second gate driving circuit is driven through the second array test pad.

US Pat. No. 10,388,677

DISPLAY PANEL AND DISPLAY DEVICE

HKC CORPORATION LIMITED, ...

1. A display device, the display device comprising a backlight module and a display panel, the display panel comprising:a first substrate;
active switches, disposed on the first substrate,
wherein the active switches are connected to metallic wires, the metallic wires have a blocker disposed thereon,
wherein the blocker is made of a photoreaction material,
wherein each of the active switches comprises a source electrode, the metallic wires comprise a data line, the data line and the source electrode are connected, and the blocker is disposed on the data line and is in contact with an upper surface of the data line, and
wherein each of the active switches comprises a drain electrode, the metallic wires comprise a pixel line, the pixel line and the source electrode are connected.

US Pat. No. 10,520,778

LIQUID CRYSTAL LENS AND DISPLAY DEVICE

HKC Corporation Limited, ...

1. A liquid crystal lens, comprising:a first substrate;
a second substrate, disposed opposite to the first substrate, wherein both of the first substrate and second substrate are curved substrates;
a first electrode unit, disposed on the first substrate;
a plurality of second electrode units, disposed on the second substrate, and including a plurality of electrode units with a first structure and a plurality of electrode units with a second structure, wherein the electrode units with the first structure are disposed on both sides of the second substrate respectively, and the electrode units with the second structure are disposed at a center position of the second substrate, and each of the electrode units with the first structure comprises a plurality of electrodes with different widths and intervals, and each of the electrode units with the second structure comprises a plurality of electrodes with a same width and interval; and
a liquid crystal layer, disposed between the first electrode unit and the plurality of second electrode units, wherein a plurality of liquid crystal molecules corresponding to the plurality of the second electrode units form a plurality of lenses under an effect of a controlled electric field produced by the plurality of second electrode units and the first electrode unit, and at least some of the lenses have different structures;
wherein both of the first substrate and the second substrate have an adjustable curvature; and
each of the plurality of second electrode units is configured to, when a voltage is applied thereto, form a different controlled electric field based on a changed curvature of the first substrate and the second substrate.

US Pat. No. 10,468,476

DISPLAY PANEL AND MANUFACTURING METHOD THEREOF AND DISPLAY DEVICE

HKC CORPORATION LIMITED, ...

1. A display panel, comprising:a first substrate;
a plurality of gate lines, formed on the first substrate;
a gate coverage layer, formed on the first substrate, and covering the plurality of gate lines;
a plurality of data lines, formed on the gate coverage layer, wherein intersected parts of the plurality of data lines and the plurality of gate lines form a plurality of active switch arrays, and each of the active switch arrays has active layers of a channel region and a source and drain region, and a gate used to provide a signal for the channel region;
a passivation layer, formed on the gate coverage layer, and covering a source and a drain in the source and drain region;
an outer coating layer, formed on the passivation layer, wherein the outer coating layer comprises a color filter;
an anode electrode layer, formed on the outer coating layer, and connected to the source and the drain in the source and drain region and the gate separately;
an embankment layer, formed on the outer coating layer, and covering the anode electrode layer;
a pixel definition layer, formed on the embankment layer, and covering the anode electrode layer; and
a cathode electrode layer, formed on the pixel definition layer,
wherein the pixel definition layer comprises a white light emitting diode, a red sensor, a green sensor and a blue sensor, the white light emitting diode and the red sensor being in arrayed arrangement, the white light emitting diode and the green sensor being in arrayed arrangement, and the white light emitting diode and the blue sensor being in arrayed arrangement.

US Pat. No. 10,431,693

ARRAY SUBSTRATE AND DISPLAY PANEL

HKC CORPORATION LIMITED, ...

1. An array substrate, comprising:a substrate comprising a plurality of switch assemblies; wherein each of the switch assembly comprises:
a gate electrode is formed on an upper surface of the substrate;
a gate insulating layer is formed on upper surfaces of the gate electrode and the substrate to cover the gate electrode;
a semiconductor layer is formed on an upper surface of the gate insulating layer, and is disposed above the gate electrode, wherein the semiconductor layer is formed of silicon germanium oxide, and the semiconductor layer comprises a channel portion;
a source electrode is formed on surfaces of the gate insulating layer and the semiconductor layer, and is disposed on a side of the channel portion;
a drain electrode formed is on the surfaces of the gate insulating layer and the semiconductor layer, and is disposed on the other side of the channel portion;
a protective layer is formed on upper surfaces of the source electrode and the drain electrode to cover the source electrode and the drain electrode, and the protective layer is disposed above the channel portion;
a conductive layer is formed on an upper surface of the protective layer; and
wherein the semiconductor layer comprises a doped layer and an active layer; the doped layer is disposed at a top of the semiconductor layer and is divided into two portions by the channel portion, one of the portion is adjacent to the drain electrode and the other portion is adjacent to the source electrode; the active layer is disposed at a bottom of the semiconductor layer, the doped layer is disposed on an upper surface of the active layer; the doped layer comprises a first doped layer and a second doped layer; the second doped layer is disposed at the top of the semiconductor layer, the first doped layer is disposed at the bottom of the semiconductor layer, and is between the second doped layer and the active layer; a doping concentration of the second doped layer is greater than a doping concentration of the first doped layer.

US Pat. No. 10,386,685

PIXEL STRUCTURE, LCD PANEL, AND LCD DEVICE

HKC Corporation Limited, ...

1. A pixel structure, comprising:a plurality of scan lines;
a plurality of data lines, perpendicularly intersected with the plurality of scan lines to form a plurality of pixel areas in a matrix form;
wherein each of the pixel areas comprises:
a pixel electrode;
a first active switch, including a gate, a source, and a drain, wherein the gate of the first active switch is connected to the corresponding scan line, and the drain of the first active switch is connected to the corresponding data line, and the source of the first active switch is connected to the corresponding pixel electrode; and
a second active switch, including a gate, a source and a drain, wherein the gate of the second active switch and the gate of the first active switch are connected to the same scan line, and the drain of the second active switch is connected to a reference voltage, and the source of the second active switch is connected to the pixel electrode disposed at the next row of the corresponding pixel electrode and in the same column of the corresponding pixel electrode;
wherein the pixel area further includes a pixel, and the first active switch has a conduction voltage unequal to the conduction voltage of the second active switch;
when a driving voltage is inputted to the scan lines of a row, the first active switch and second active switch connected to the scan lines charge the pixels of the row through the first active switch, and the pixel voltage of the pixel electrode connected to the second active switch is increased up to a reference voltage to discharge the pixels of the next row, and the driving voltage is greater than or equal to the larger one of the conduction voltage of the first active switch and the conduction voltage of the second active switch.

US Pat. No. 10,388,241

PIXEL CHARGING METHOD AND CIRCUIT, LCD PANEL, AND LCD DEVICE

HKC Corporation Limited, ...

1. A pixel charging method, comprising the steps of: outputting, with reference to a clock signal, a first driving signal to turn on an active switch of an Nth row scan line to pre-charge an Nth row of pixels at a rising edge of an Mth pulse of the clock signal, and to charge the Nth row of pixels at a rising edge of an (M+1)th pulse of the clock signal, wherein the first driving signal has no angle cutting in a predetermined first time period, and the predetermined first time period includes a period of time before and after pre-charging of the Nth row of pixels is completed, and the first driving signal has an angle cutting in a predetermined second time period, and the predetermined second time period includes a period of time before charging of the Nth row of pixels is completed, and M and N are natural numbers;outputting a second driving signal to turn on an active switch of an (N+1)th row scan line to pre-charge the (N+1)th row of pixels at the rising edge of the (M+1)th pulse of the clock signal, and to charge the (N+1)th row of pixels at a rising edge of an (M+2)th pulse of the clock signal;
wherein the second driving signal has no angle cutting in a predetermined third time period, and the predetermined third time period includes a period of time before and after pre-charging of the (N+1)th row of pixels is completed, and the second driving signal has an angle cutting in a predetermined fourth time period, and the predetermined fourth time period includes a period of time before charging of the (N+1)th row of pixels is completed, and a difference between a time point of completing charging of the Nth row of pixels and a time point of outputting the second driving signal is positive and equal to or smaller than a pre-charging time of the (N+)th row of pixels;
wherein each of the angle cuttings of the first driving signal and the second driving signal occupies half of the cycle of the clock signal, and starts at a following edge of the clock signal and ends at a subsequent rising edge of the clock signal;
wherein the period of time before completing pre-charging of the Nth row of pixels in the predetermined first time period is half of the cycle of the clock signal, and the period of time after completing pre-charging of the Nth row of pixels in the predetermined first time period is half of the cycle of the clock signal;
wherein the period of time before completing pre-charging of the (N+1)th row of pixels in the predetermined third time period is half of the cycle of the clock signal, and the period of time after completing pre-charging of the (N+1)th row of pixels in the predetermined third time period is half of the cycle of the clock signal.

US Pat. No. 10,354,563

CURVED DISPLAY DEVICE AND ASSEMBLING METHOD THEREFOR

HKC Corporation Limited, ...

1. A curved display device, comprising:a curved display device body having a display surface and a housing surface, wherein the display surface protrudes outwards, the housing surface and the display surface are disposed back-to-back, and the housing surface is recessed inwards;
a wall mounting rack, disposed on the housing surface; and
a wall mounting base, disposed on a wall body, wherein
the wall mounting rack is fixed on the wall mounting base, so that a line connecting ends on two sides of the housing surface of the curved display device body horizontally overlaps with the wall body,
wherein
the wall mounting rack has an inverted-U shape; one side of the inverted-U shape is a first fixing side and the wall mounting rack is disposed on the housing surface by using the first fixing side; a suspending structure with a downward notch extends from a highest point of the first fixing side away from the housing surface;
the wall mounting base has a U shape; one side of the U shape is a second fixing side; the second fixing side is fixed on the wall body; a wall mounting structure with an upward notch extends from a lowest point of the second fixing side away from the wall body; and
the wall mounting rack is fixed on the wall mounting base by placing the suspending structure into the notch of the wall mounting structure,
wherein a buffer decorative bar is disposed on each of the ends on the two sides of the housing surface of the curved display device body,
wherein an engagement structure is disposed at an end adjacent to the notch of the suspending structure, to mutually engage with a corresponding position of the notch of the wall mounting structure.

US Pat. No. 10,360,836

DRIVING DEVICE FOR A DISPLAY PANEL, DISPLAY DEVICE AND DRIVING METHOD OF DISPLAY PANEL

HKC CORPORATION LIMITED, ...

1. A driving device for a display panel comprising:a plurality of sub-pixels, wherein each of the plurality of sub-pixels comprises a first display region and a second display region;
a first scanning line and a second scanning line, wherein the first scanning line is connected to the first display regions of the plurality of sub-pixels, and the second scanning line is connected to the second display regions of the plurality of sub-pixels;
at least one gate driving unit, individually connected to the first scanning line and the second scanning line;
wherein the gate driving unit is configured to control charging times of the first display regions and the second display regions respectively through the first scanning line and the second scanning line and thereby to control grayscale displays of the first display regions and the second display regions;
wherein the gate driving unit comprises a timing controller and an output enable controller connected to the timing controller, and the timing controller is configured to control duty ratios of high level scanning signals;
wherein the timing controller is further configured to control the charging times of the first display region and the second display region respectively through adjusting the duty ratios of the high level scanning signals;
wherein the timing controller is further configured to make the output enable controller to output control signals by controlling the duty ratios of the high level scanning signals, and the control signals are configured to control the first display region and the second display region to be charged or powered off;
wherein the output enable controller comprises a first field effect transistor and a second field effect transistor;
wherein a source electrode of the first field effect transistor is connected to a gate electrode of the second field effect transistor, the source electrode of the first field effect transistor and the gate electrode of the second field effect transistor are connected to a power supply, a drain electrode of the first field effect transistor and a drain electrode of the second field effect transistor are grounded;
wherein a gate electrode of the first field effect transistor is configured to be inputted with a signal outputted from the timing controller, and the signal is the high level scanning signal with the adjusted duty ratio.

US Pat. No. 10,359,709

EXPOSURE APPARATUS AND PREVENTION METHOD AND SYSTEM FOR IMAGE OFFSET THEREOF

HKC CORPORATION LIMITED, ...

1. A prevention method for image offset of an exposure apparatus, the exposure apparatus comprising a main shell, a carrier, an exposure component and a lifter bearing, wherein the carrier, the exposure component and the lifter bearing are arranged in the main shell, the lifter bearing is mechanically connected to the carrier and the exposure component, the lifter bearing comprises: a bearing mechanically connected to the exposure component; a lifter mechanically connected to the bearing and configured to rotate around the bearing to control the lift up and down of the exposure component; and a dust cover arranged at the external side of one end of the bearing connected to the lifter, the dust cover is made of transparent material, the method comprises:checking whether the bearing is abraded by viewing through the dust cover made of transparent material;
when the bearing is abraded, sending an alarm message indicating that the bearing is abraded.

US Pat. No. 10,444,568

PIXEL STRUCTURE OF LIQUID CRYSTAL DISPLAY PANEL AND DISPLAY DEVICE USING SAME

HKC Corporation Limited, ...

1. A pixel structure of a liquid crystal display panel, comprising:a plurality of pixel units, wherein each of the pixel units comprises at least one light penetration area, and a light penetration effects of the pixel units are distinguished according to different retardations and an area ratio,
wherein the pixel unit is equivalently divided into at least 12 regions according to different gradient terrain factors of a protection layer, the 12 regions are grouped into three different gradient terrain depths, the pixel structure is divided according to the three different gradient terrain depths including an inner layer, a middle layer and an outer layer, a pixel electrode covers the pixel structure, and a slit design is reserved.

US Pat. No. 10,355,030

DISPLAY PANEL AND DISPLAY APPARATUS

HKC CORPORATION LIMITED, ...

1. A display apparatus comprising a display panel, the display panel comprising:a substrate;
a plurality of first-layer wires, disposed on the substrate;
an insulating dielectric layer, disposed on the plurality of first-layer wires, wherein a dielectric constant of the insulating dielectric layer is higher than dielectric constants of silicon oxide and silicon nitride, the insulating dielectric layer comprises a composition, the composition comprises a first component and a second component, a dielectric constant of the first component is lower than the dielectric constants of silicon oxide and silicon nitride, a dielectric constant of the second component is higher than the dielectric constants of silicon oxide and silicon nitride,
wherein an amorphous silicon layer is disposed on the insulating dielectric layer and corresponding to a gate conductor segment, an ohmic contact layer is disposed on and corresponding to the amorphous silicon layer, a source conductor segment and a drain conductor segment are separated from each other and disposed on the ohmic contact layer, a channel is disposed between the source conductor segment and the drain conductor segment, the channel passes through the ohmic contact layer, the amorphous silicon layer is located at the bottom of the channel, a width of the source conductor segment and the drain conductor segment as a whole is greater than a width of the amorphous silicon layer, a width of the amorphous silicon layer is equal to that of the ohmic contact layer, a second insulating layer is disposed on the source conductor segment and the drain conductor segment, a pixel electrode layer is disposed on the second insulating layer, the second insulating layer is provided with a via hole corresponding to the drain conductor segment, and the pixel electrode layer is connected with the drain conductor segment by the via hole,
wherein a relative dielectric constant of the second insulating layer is 1.4˜2.4.

US Pat. No. 10,317,738

ARRAY SUBSTRATE AND A DISPLAY PANEL

HKC CORPORATION LIMITED, ...

1. An array substrate, comprising:a substrate;
a switch array structure, disposed on the substrate;
a retaining wall structure, disposed on a peripheral region of the substrate and surrounding the switch array structure; and
a flow guiding structure, disposed on an area surrounding the peripheral region between the switch array structure and the retaining wall structure and having a height different from a height of the retaining wall structure.

US Pat. No. 10,574,133

SNUBBER CIRCUIT AND DISPLAY APPARATUS USING SAME

HKC Corporation Limited, ...

1. A snubber circuit, disposed on a circuit board of a display apparatus, and comprising:a resistor unit, wherein two ends of the resistor unit are in a shape of being wide outside and being narrow inside in an inward direction, and a first end of the resistor unit is electrically coupled to an input signal; and
a capacitor unit, comprising a first charge plate and a second charge plate disposed opposite to each other, wherein the first charge plate is electrically coupled to a second end of the resistor unit, and the second charge plate is electrically coupled to a grounding line, wherein
the resistor unit and the capacitor unit are formed on the circuit board in a manner of conductive line configuration;
wherein the first end of the resistor unit is configured in a fold line manner or a straight line manner or a curved line or an oblique line manner; and
wherein the second end of the resistor unit is configured in a fold line manner or a straight line manner or a curved line or an oblique line manner.

US Pat. No. 10,573,251

LIQUID CRYSTAL DISPLAY DEVICE AND METHOD FOR DRIVING THE SAME

HKC CORPORATION LIMITED, ...

8. A liquid crystal display (LCD) device, comprising: a display element; a backlight element to provide backlight for the display element;a driving element connected to the display element and to display each picture with two frame images; wherein the two frame images include a first frame image and a second frame image; a driving voltage for each sub-pixel in the first frame image is greater than a driving voltage for a corresponding sub-pixel in the second frame image;
a backlight compensation control element connected to the backlight element and to determine a backlight brightness compensation signal according to the driving voltages of the first frame image and the second frame image and compensate a backlight brightness of a next picture according to the backlight brightness compensation signal, such that a backlight brightness of the first frame image of the next picture is less than a reference backlight brightness and a backlight brightness of the second frame image of the next picture is greater than the reference backlight brightness,
wherein the driving element is configured to acquire the driving voltages for a sub-pixel of the first frame image and the second frame image according to the input signals and via looking up in the LUT; wherein the LUT is a correspondence table on input signals and the driving voltages for the sub-pixel in the first frame image and the second frame image, and the first frame image and the second frame image are corresponding to the input signals.

US Pat. No. 10,565,902

DISPLAY PANEL SUPPORT AND SUPPORT ASSEMBLY

HKC Corporation Limited, ...

1. A display panel support, comprising:a base;
a pillar support, detachably mounted to the base;
a first clamping assembly, disposed on the pillar support, wherein the first clamping assembly comprises a first clamping plate and a first adjusting member, the first adjusting member being used for mounting the first clamping plate to the pillar support and for adjusting a distance between the first clamping plate and the pillar support; and
a second clamping assembly, disposed at a bottom end of the pillar support, wherein the second clamping assembly comprises a second clamping plate and a second adjusting member, the second adjusting member being used for mounting the second clamping plate to the pillar support and for adjusting a distance between the second clamping plate and the pillar support;
wherein the first clamping plate comprises a first elongated portion extending in a first direction and a plurality of first claw portions extending from one side of the first elongated portion, the first claw portions extend towards a panel to be clamped, the first direction is parallel to a vertical direction of the pillar support;
wherein the second clamping plate comprises a second elongated portion extending in a second direction and a plurality of second claw portions extending from one side of the second elongated portion, the second claw portions extend towards the panel to be clamped, and the second direction is perpendicular to the first direction;
the second elongated portion has a length greater than that of the first elongated portion, and the number of the second claw portions is greater than the number of the first claw portions.

US Pat. No. 10,562,671

PACKING CONTAINER FOR DISPLAY PANEL

HKC Corporation Limited, ...

5. A packing container for accommodating a display panel, comprising:a packing main body having a receiving recess, the receiving recess including a first receiving zone configured to accommodate a display panel main body, and a second receiving zone configured to accommodate a circuit board and a flexible printed circuit board, wherein the second receiving zone is disposed at one side of the first receiving zone; and
a limiting element disposed on a sidewall of the second receiving zone away from the first receiving zone;
wherein the limiting element and the sidewall of the second receiving zone jointly form a limiting accommodating space to constrain the circuit board;
wherein the limiting element includes:
a first limiting component disposed on the sidewall of the second receiving zone away from the first receiving zone; and
a second limiting component disposed on the sidewall of the second receiving zone away from the first receiving zone, the first limiting component being disposed to face the first limiting component to form the limiting accommodating space;
wherein the first limiting component and the second limiting component are engaged with the sidewall of the second receiving zone, and at least two first slots are arranged on the sidewall of the second receiving zone, and the ends of the first and the second limiting components are engaged with the at least two first slots.

US Pat. No. 10,564,449

DETECTION SUPPORT

HKC Corporation Limited, ...

1. A detection support, configured to support a display panel, the display panel comprising a first surface and a second surface opposite to the first surface, a direction from the first surface to the second surface being a first direction, wherein the detection support comprises at least one support assembly, each support assembly comprises: a base, sequentially defining a first accommodation groove and a second accommodation groove at interval along the first direction; a first stop block, detachably connecting the base and being accommodated in the first accommodation groove; and a second stop block, detachably connecting the base and accommodated in the second accommodation groove; when the display panel is disposed on the detection support, the base supports one lateral side of the display panel, and the first stop block and the second stop block respectively abut against the first surface and the second surface, wherein two side walls of the first accommodation groove are defined with two through first mounting holes, two side walls of the second accommodation groove are defined with two through second mounting holes, the first stop block and the second stop block are respectively defined with a first connecting hole and a second connecting hole; a first connector is penetrated the two through first mounting holes and the first connecting hole, and cooperated with a fastener to screw the first stop block to the base, a second connector is penetrated the two through second mounting holes and the second connecting hole, and cooperated with another fastener to screw the second stop block to the base.

US Pat. No. 10,531,080

MEASUREMENT METHOD FOR MEASURING DISPLAY PANEL AND APPARATUS THEREOF

HKC CORPORATION LIMITED, ...

15. A measurement apparatus for measuring a display panel, comprising:a display panel;
a measurement picture unit, electrically connected to the display panel and configured to correct a measurement picture of a display panel;
a picture capturing unit, electrically connected to the display panel and configured to obtain a picture to be measured;
a shooting instrument unit, electrically connected to the display panel and configured to complete a shooting parameter under a measurement environment and shoot and correct system measurement data by using the shooting parameter, after converting each of the edited images into an image having brightness space distribution, correcting spatial brightness, and creating coordinates for planar space and defining isoluminance spatial planes; and
a gamma curve measurement unit, electrically connected to the display panel and configured to output a gamma curve, wherein
the display panel needs to be corrected only once, and a gamma curve of a next display panel continues to be measured,
wherein an interpolation operation is performed on gray-scale values on the isoluminance spatial planes, to obtain brightness distribution of entire brightness space by the gamma curve measurement unit,
wherein the interpolation operation comprises:
collecting brightness information of points on an isoluminance spatial plane, under each (x,y) coordinate, obtaining brightness distribution L(x,y) at the position, and defining N different (x,y) position coordinates represent different brightness images.

US Pat. No. 10,529,566

DISPLAY PANEL AND MANUFACTURING METHOD OF DISPLAY PANEL

HKC CORPORATION LIMITED, ...

1. A manufacturing method of a display panel, comprising following steps:forming a nanoporous silicon oxide material on a substrate to form a nanoporous silicon oxide layer;
forming an amorphous silicon material on the nanoporous silicon oxide layer to form an amorphous silicon layer, wherein the nanoporous silicon oxide layer comprises self-assembly mesoporous;
irradiating the amorphous silicon layer by a laser with an energy in a range from 235 megajoules to 250 megajoules to make the amorphous silicon layer be crystallized into a polycrystalline silicon layer;
forming a gate oxide material on the polycrystalline silicon layer to form a gate oxide layer;
forming a gate line on the gate oxide layer;
wherein the step of forming a nanoporous silicon oxide material on a substrate to form a nanoporous silicon oxide layer comprises: forming a buffer nitride on the substrate to form a buffer nitride layer, and forming the nanoporous silicon oxide material on the buffer nitride layer to form the nanoporous silicon oxide layer;
wherein the step of forming an amorphous silicon material on the nanoporous silicon oxide layer to form an amorphous silicon layer comprises: forming a buffer oxide on the nanoporous silicon oxide layer to form a buffer oxide layer, and forming the amorphous silicon material on the buffer oxide layer to form the amorphous silicon layer.

US Pat. No. 10,516,334

POWER CIRCUIT, DRIVING CIRCUIT FOR DISPLAY PANEL, AND DISPLAY DEVICE

HKC Corporation Limited, ...

1. A power circuit, wherein the power circuit comprises:a power input end;
a power chip having a first control end and a second control end; the power chip outputs a first control signal through a first control end, and outputs a second control signal through a second control end;
a voltage dividing module, an input end of which is connected to the power input end; the voltage dividing module outputs after dividing a voltage of the power input from the power input end;
a power converter, an input end of which is connected to an output end of the voltage dividing module, and a controlled end of which is connected to the first control end of the power chip; the power converter outputs after converting a power voltage output by the voltage dividing module according to the first control signal;
a first switch module and a power output end, an input end of the first switch module being connected to an output end of the power converter, and an output end of the first switch module being connected to the power output end, and a controlled end of the first switch module being connected to the second control end of the power chip; the first switch module adjusts a size of a power voltage output by the power converter according to the second control signal.

US Pat. No. 10,460,682

METHOD FOR DRIVING DISPLAY PANEL PIXEL WITH LUMINANCE INTERVAL SIGNAL AND DISPLAY DEVICE THEREFOR

HKC CORPORATION LIMITED, ...

1. A method for driving display panel pixel, comprising:dividing a pixel unit of a display panel into a plurality of pixel sets;
acquiring an original driving data for each of the pixel sets, a hue of each of the pixel sets being acquired according to the original driving data;
acquiring a gray scale value lookup table according to a belonging range of the hue,
the original driving data of every blue sub-pixels in the gray scale value lookup table corresponding to a set of target gray scale value pair, each set of the target gray scale value pair comprising a first voltage signal and a second voltage signal unequal to each other, and a front viewing angle mixing luminance of the blue sub-pixels alternately driven by the first voltage signals and the second voltage signals being equivalent to a front viewing angle luminance of the blue sub-pixels driven by the original driving data;
dividing the blue sub-pixels of each pixel set into a plurality sets of blue pixel pairs, each blue pixel pair comprising a first blue sub-pixel and a second blue sub-pixel adjacent to each other, and the first blue sub-pixel of one of the blue pixel pairs of the adjacent blue pixel pairs being arranged adjacent to the second blue sub-pixel in the other one of the blue pixel pairs;
acquiring a first luminance signal according to different weight values from the first voltage signal of the first blue sub-pixel and the first voltage signals of the plurality of adjacent blue sub-pixels, the first blue sub-pixel being driven according to the first luminance signal; and
acquiring a second luminance signal according to different weight values from the second voltage signal of the second blue sub-pixel and the second voltage signals of the plurality of adjacent blue sub-pixels, the second blue sub-pixel being driven according to the second luminance signal.

US Pat. No. 10,453,963

ARRAY SUBSTRATE MANUFACTURING METHOD

HKC CORPORATION LIMITED, ...

1. A method for manufacturing an array substrate, comprising:providing a first substrate;
forming gate layers on the first substrate;
forming a gate insulation layer on the first substrate, and covering the gate layers;
forming an amorphous silicon layer on the gate insulation layer;
forming a metal layer on the amorphous silicon layer;
forming a photo-sensitive photoresist layer on the metal layer;
etching the amorphous silicon layer by using inert gas or nitrogen plasma, to form a groove;
forming source layers and a drain layer;
removing the photo-sensitive photoresist layer; and
forming a passivation layer on the source layers, wherein
a baking process is performed on the photo-sensitive photoresist layer, so that the photo-sensitive photoresist layer flows to some extent so as to generate a protection layer, to cover the metal layer in a non-active switch channel region.

US Pat. No. 10,481,320

CLAMPING METHOD AND DISPLAY DEVICE

HKC Corporation Limited, ...

12. A display device, comprising:a display panel, and
a backlight module, further comprising:
a plastic frame, being a one-piece structure, and comprising a first clamping portion and a first border portion, wherein the first clamping portion has a fixed column disposed thereon, and the first border portion and the first clamping portion are formed with a certain angle and the first border portion has a latch hole;
a backplate, comprising a second clamping portion and a second border portion, wherein the second clamping portion has a through hole formed thereon and disposed at a position corresponding to the fixed column, and the second border portion and the second clamping portion are formed with a certain angle, and the second border portion has a latch member disposed at a position corresponding to the latch hole;
an optical film and a light guide plate, both being installed between the first clamping portion and the second clamping portion;
wherein, the fixed column is passed through the through hole, and the part of the fixed column extending out from the through hole is hot melted to form a hot melt portion wrapped around the through hole, so that the first clamping portion and the second clamping portion clamp the optical film and the light guide plate securely, and the latch member is passed through the latch hole to define a latch connection.

US Pat. No. 10,456,795

NOZZLE ADJUSTMENT DEVICE AND NOZZLE ADJUSTMENT METHOD

HKC CORPORATION LIMITED, ...

1. A nozzle adjustment device, comprising:an adjustment sheet;
a spray pipe positioning unit, comprising spray pipe positioning holes symmetrical in pairs disposed on the adjustment sheet and two spray pipe positioning bolts for being inserted into the spray pipe positioning holes; and
a nozzle positioning unit, comprising a nozzle positioning hole disposed at the center of the adjustment sheet and an angle fixing portion homocentrically disposed on a periphery of the nozzle positioning hole, wherein the angle fixing portion is a rotating disc structure capable of homocentrically rotating relative to the adjustment sheet, angle auxiliary scales are disposed on an edge of the angle fixing portion and the adjustment sheet at corresponding positions, two symmetrical angle positioning holes and two symmetrical angle positioning bolts are further disposed on the angle fixing portion, and when the angle positioning bolts are inserted into the angle positioning holes and are forced tight, an angle of the angle positioning portion relative to the adjustment sheet is fixed at a preset angle.

US Pat. No. 10,571,738

DISPLAY PANEL AND METHOD FOR MANUFACTURING THE SAME

HKC CORPORATION LIMITED, ...

1. A display panel, comprising a display area and bezel areas, wherein the display panel comprises:a first substrate, comprising an outer surface;
a second substrate, comprising an outer surface, and disposed opposite to the first substrate;
a first polarizer, disposed on the outer surface of the first substrate;
a second polarizer, disposed on the outer surface of the second substrate; and
an auxiliary polarizer, disposed on a periphery of an outer surface of the second polarizer, and covering a bezel area,
wherein a cross section of the auxiliary polarizer is L-shaped and the auxiliary polarizer is disposed on the periphery of the outer surface of the second polarizer, encloses a side edge of the second substrate, and covers a side edge of the first substrate,
wherein a value of a refractive index of the polarizing material layer is in a range of 2.0 to 3.2, and a value of an extinction coefficient of the polarizing material layer is in a range of 2.7 to 3.5, and
wherein polarization directions of the auxiliary polarizer and the second polarizer are perpendicular to each other.

US Pat. No. 10,522,571

ARRAY SUBSTRATE AND METHOD OF MANUFACTURING THE SAME

HKC CORPORATION LIMITED, ...

1. A method of manufacturing an array substrate, comprising:forming a first metal layer on a substrate, and etching the first metal layer to form a plurality of gate electrodes of a plurality of thin-film transistors;
forming an insulating layer on the substrate and the gate electrodes;
forming an active layer and an ohmic contact layer successively on the insulating layer;
etching the active layer and the ohmic contact layer to form a plurality of channels of the thin-film transistors;
forming a second metal layer on the ohmic contact layer and the insulating layer, and etching the second metal layer to form a plurality of source electrodes and a plurality of drain electrodes of the thin-film transistors;
forming a protective layer on the second metal layer and the insulating layer;
forming a color filter layer on the protective layer, and exposing and developing the color filter layer; and
forming a transparent conducting layer directly on the color filter layer, and etching the transparent conducting layer to form a pixel electrode layer, wherein the color filter layer is in direct contact with the transparent conducting layer, the pixel electrode layer is coupled to the source electrodes and the drain electrodes of the second metal layer via a plurality of openings,
wherein the forming a color filter layer on the protective layer, and exposing and developing the color filter layer comprises:
coating a first organic photosensitive layer on the protective layer, and forming a first filter layer corresponding to pixels through masking, exposure and development;
coating a second organic photosensitive layer on the protective layer, and forming a second filter layer corresponding to the pixels through masking, exposure and development; and
coating a third organic photosensitive layer on the protective layer, and forming a third filter layer corresponding to the pixels through masking, exposure and development, and
wherein the color filter layer comprises the first filter layer, the second filter layer and the third filter layer.

US Pat. No. 10,657,864

DRIVE CIRCUIT OF DISPLAY DEVICE AND DRIVING METHOD FOR DISPLAY DEVICE HAVING SINGLE-ENDED TO DIFFERENTIAL MODULES

HKC CORPORATION LIMITED, ...

1. A drive circuit of a display device, wherein the display device comprises a driver module and a display panel, and the drive circuit of the display device comprises:N single-ended to differential modules, connected to N signal output lines of the driver module and 2N scanning lines of the display panel and connected to a clock signal, wherein each single-ended to differential module is correspondingly connected to one signal output lines and two scanning lines, wherein
the N single-ended to differential modules are configured to: output, to the 2N scanning lines according to the clock signal, scanning signals output by the N signal output lines, and charge the 2N scanning lines by using the N signal output lines, wherein N?1 and N is a positive integer;
the single-ended to differential module comprises:
a first electronic switch unit, wherein an output end of the first electronic switch unit is correspondingly connected to a first scanning line of the display panel; and
a second electronic switch unit, wherein an input end of the second electronic switch unit and an input end of the first electronic switch unit are co-connected to one signal output line, a control end of the second electronic switch unit and a control end of the first electronic switch unit are co-connected and are connected to the clock signal, and an output end of the second electronic switch unit is correspondingly connected to a second scanning line of the display panel;
the clock signal comprises a first level signal and a second level signal alternately sent according to a preset frequency;
when the clock signal is a first level signal, the single-ended to differential module outputs a scanning signal received by the single-ended to differential module to the first scanning line connected to the single-ended to differential module; and
when the clock signal is a second level signal, the single-ended to differential module outputs a scanning signal received by the single-ended to differential module to the second scanning line connected to the single-ended to differential module.

US Pat. No. 10,621,929

DRIVING METHOD AND APPARATUS FOR DISPLAY APPARATUS

HKC CORPORATION LIMITED, ...

1. A driving method for a display apparatus, comprising:acquiring a target color scheme to be adjusted;
acquiring original gray scale display voltages corresponding to the target color scheme in an input signal;
acquiring a chroma variation profile of the target color scheme;
acauiring color cast gray scale display voltages corresponding to a color cast generated in the target color scheme and according to the chroma variation profile;
deleting parts of the original gray scale display voltages corresponding to the target color scheme and less than the color cast gray scale display voltages, thus obtaining map gray scale display voltages corresponding to the target color scheme; and
distributing the original gray scale display voltages corresponding to the target color scheme to the map gray scale display voltages corresponding to the target color scheme.

US Pat. No. 10,710,810

O-RING AND CONVEYANCE APPARATUS

HKC CORPORATION LIMITED, ...

1. An O-ring, comprising:an O-ring body, having an annular shape; and
a plurality of protrusions, arranged at intervals on an outer annular surface of the O-ring body, and configured to support a glass substrate and convey the glass substrate as the O-ring body rotates, wherein
each protrusion is a cylindrical protrusion, and a lateral surface in a radial direction of the cylindrical protrusion is fixedly connected to the O-ring body;
a first central line in an axial direction of the cylindrical protrusion is parallel to a tangent surface in a corresponding position on the O-ring body and is set at an angle from a second central line in an axial direction of the O-ring body, and the angle ranges from 50 to 20°;
a cross section of the O-ring body has a circular shape or has a rectangular shape; and
the O-ring body and the cylindrical protrusions are integrally formed.

US Pat. No. 10,629,143

DISPLAY DRIVING METHOD AND DISPLAY APPARATUS

HKC CORPORATION LIMITED, ...

1. A display driving method comprising:Acquiring an original light source intensity of each of hues of a content to be displayed in a preset display area;
setting up the driving light source intensity in the display area to be three times of the original light source intensity;
acquiring an original gray scale data group of each of pixel units of the content to be displayed in the preset display area; and
dividing the original gray scale data group into a first gray scale data group, a second gray scale data group, and a third gray scale data group according to the original gray scale data group of each of the pixel units; wherein a gray scale of each of each of the hues in the first gray scale data group is the smallest gray scale, a gray scale of each of the hues of the second gray scale data group is a gray scale difference or a common gray scale of the gray scale differences, the third gray scale data group is a difference between the original gray scale data group and a gray scale sum; wherein the gray scale difference is a difference of the gray scale of each of the hues between the original gray scale data group and the first gray scale data group, and the gray scale sum is a sum of the gray scale of each of the hues in the first gray scale data group and the second gray scale data group.

US Pat. No. 10,593,707

ARRAY SUBSTRATE AND DISPLAY PANEL USING THE SAME

HKC Corporation Limited, ...

1. An array substrate, comprising:a substrate including a display area and a peripheral wiring area of the display area, wherein a plurality of active switches, a plurality of pixel units and a plurality of signal lines are disposed in the display area, and the plurality of pixel units are electrically coupled to the plurality of active switches respectively, and the plurality of active switches are electrically coupled to the plurality of signal lines respectively, and the plurality of signal lines include a plurality of gate lines and a plurality of source lines, wherein each pixel unit includes a first subpixel and a second subpixel, the first subpixel and the second subpixel are electrically coupled to different gate lines respectively through corresponding active switches, the first subpixel and the second subpixel are electrically coupled to a common source line, and a plurality of input interface of the plurality of gate lines are disposed in the wiring area;
a gate driving module disposed in the wiring area, the gate driving module including a plurality of output interfaces; and
a plurality of connecting lines disposed between the plurality of input interfaces and the plurality of output interfaces, so that the plurality of input interfaces is electrically coupled to the plurality of output interfaces respectively;
wherein the plurality of connecting lines include a plurality of wiring line groups and a plurality of jumper line groups, the plurality of wiring line groups and the plurality of jumper line groups are disposed to be interlaced, and a sequence of signals outputted from the plurality of jumper line groups are different from a sequence of signals outputted from the plurality of wiring line groups;
wherein the plurality of connecting lines are disposed in a fan-out area of the wiring area.

US Pat. No. 10,714,040

DISPLAY DEVICE, DRIVING CIRCUIT AND DRIVING METHOD FOR THE SAME

HKC Corporation Limited, ...

1. A driving circuit for driving a display panel, comprising:n number of cascaded gate driving unit circuits where n is a positive integer greater than 2, wherein the nth gate driving unit circuit comprises:
an input module circuit for receiving a gate scanning signal Gn?2 outputted by the (n?2)th stage gate driving unit circuit and raising a control end voltage signal Qn to a first high electrical level based on the gate scanning signal Gn?2;
a raise module circuit for receiving a clock signal CLKn?2 of the (n?2)th stage gate driving unit circuit, a clock signal CLKn?1 of the (n?1)th stage gate driving unit circuit and a control end voltage signal Qn?1 of the (n?1)th stage gate driving unit circuit, and raising the control end voltage signal Qn from the first high electrical level to a second high electrical level based on the clock signal CLKn?2, the clock signal CLKn?1 and the control end voltage signal Qn?1;
an output module circuit for receiving a clock signal CLKn, coupling the control end voltage signal Qn from the second high electrical level to a third high electrical level based on the clock signal CLKn and outputting a gate scanning signal Gn based on the coupled control end voltage signal Qn and the clock signal CLKn;
a feedback module circuit for receiving a feedback signal and depressing the coupled control end voltage signal Qn based on the feedback signal; and
a control module circuit for controlling a depression maintain module circuit to maintain the low voltage of the control end voltage signal Qn.

US Pat. No. 10,714,043

DISPLAY DEVICE AND LIQUID CRYSTAL DISPLAY

Chongqing HKC Optoelectro...

1. A display device, wherein the display device has a plurality of pixels, and the plurality of pixels are distributed at intervals along an array of a plurality of rows and columns; the pixel of a plurality of rows includes a plurality of pixels distributed at intervals on odd rows and a plurality of pixels distributed at intervals on even rows; the brightness of the pixels on the odd rows is disposed differentially from the brightness of the pixels on the even rows, wherein the pixels on the Nth of the odd rows and the pixels on the N+2th of the odd rows are alternately distributed, or—the pixels on the N±1th of the even rows and the pixels on the N+3th of the even rows are alternately distributed, the N being an integer greater than zero.

US Pat. No. 10,678,491

MULTI-SCREEN DISPLAY METHOD AND DISPLAY DEVICE

HKC CORPORATION LIMITED, ...

1. A multi-screen display method, applied to a display device comprising a curved surface display screen wherein the curved surface display screen is connected to a source device by an image transmission line, and the method comprising:acquiring position information of a preset folding line defined in the curved surface display screen, when it is detected that the curved surface display screen is bent an split along a preset folding line, wherein the curved surface display screen is bent and then split into at least two sub-curved surface display screens according to the preset folding line, and the preset folding line is a boundary between each two adjacent sub-curved surface display screens formed thereby;
dividing a display interface of the curved surface display screen into a plurality of display sub-interfaces according to the position information, wherein a screen splitting line between two adjacent display sub-interfaces coincides with the preset folding line;
receiving a multi-screen display request sent from the source device through the image transmission line;
transferring an original resolution of the curved surface display screen into a plurality of adjusting resolutions according to a screen amount in the multi-screen display request and transmitting resolution data to the source device;
adjusting the resolutions of display contents selected by the user in the plurality of display sub-interfaces by the source device according to the resolution data;
acquiring the adjusted display contents selected by the user in the plurality of display sub-interfaces from the source device through the image transmission line; and
displaying the adjusted display contents selected in the display sub-interfaces through the display sub-interfaces.

US Pat. No. 10,657,907

CALCULATION METHOD FOR VIEWING-ANGLE COMPENSATION OF DISPLAY DEVICE, VIEWING-ANGLE COMPENSATION STRUCTURE, AND DISPLAY DEVICE

HKC CORPORATION LIMITED, ...

1. A calculation method for viewing-angle compensation of a display device, comprising:measuring tristimulus values for red, green, and blue displayed in grayscale of a display device in a viewing angle and a luminance gamma curve;
calculating a central viewing angle, a first viewing angle, and a second viewing angle of an observation viewing angle of the display device, to obtain a viewing angle range of the observation viewing angle;
obtaining a display look-up table (LUT) by using an angle of the viewing angle and the luminance gamma curve and according to a viewing angle algorithm;
obtaining a viewing-angle compensation value by using the central viewing angle and the viewing angle range and according to the display LUT; and
adjusting the corresponding tristimulus values in the display device according to the viewing-angle compensation value;
wherein the display LUT corresponding to the viewing angle is calculated by using a calculation formula of the viewing angle algorithm and by introducing related parameters of the central viewing angle and the viewing angle range into the following formulas:
Gamma_H(0-degree)+Gamma_L(0-degree)=2*Gamma2.2(0-degree), and
Min(Gamma_H(?)+Gamma_L(?)?2*Gamma2.2(0-degree)), wherein
Gamma_H is a luminance gamma curve of a high-voltage pixel, and
Gamma_L is a luminance gamma curve of a low-voltage pixel.

US Pat. No. 10,656,450

LIQUID CRYSTAL DISPLAY MODULE AND METHOD FOR MANUFACTURING THE SAME

HKC CORPORATION LIMITED, ...

16. A method for manufacturing a liquid crystal display module, comprising:pre-baking a first substrate and a second substrate;
disposing first sealing glue at edges of the first substrate and disposing a second sealing glue at edges of the second substrate, wherein the first sealing glue and the second sealing glue have a same shape;
dropping the liquid crystals in a region defined by the second sealing glue on the second substrate;
coating frame glue on the first substrate and the second substrate;
arranging the first substrate on the second substrate so that the first sealing glue and the second sealing glue are aligned and in contact;
irradiating the first sealing glue and the second sealing glue with a first light source; and
irradiating the first sealing glue and the second sealing glue with a second light source.

US Pat. No. 10,627,689

CURVED DISPLAY SCREEN AND MANUFACTURING METHOD THEREOF

HKC CORPORATION LIMITED, ...

1. A curved display screen comprising:a first substrate, comprising an active switch array, wherein the active switch array comprises a plurality of wires;
a second substrate, comprising a transparent electrode layer;
wherein two regions of the curved display screen respectively are defined as a first region and a second region, a spacing between the first substrate and the second substrate in the first region is greater than a spacing between the first substrate and the second substrate in the second region, and on the first substrate, an area of the wire in the first region is larger than an area of the wire in the second region;
wherein the plurality of wires comprise source-column wires and gate scan wires, and a width of the source-column wire on the first substrate in the first region along an arrangement direction of the source-column wires is greater than a width of the source-column wire on the first substrate in the second region along the arrangement direction;
wherein the widths of the source-column wires on the first substrate in the first region and in the second region are distances perpendicular to a lengthwise direction of each of the source-column wires.

US Pat. No. 10,692,901

ARRAY SUBSTRATE AND MANUFACTURING METHOD THEREOF

HKC CORPORATION LIMITED, ...

1. A manufacturing method of an array substrate, comprising steps of:providing a first substrate;
providing a first mask and arranging active switches on the first substrate;
providing a second mask and forming a photoresist layer on the active switches and then sequentially performing steps of:
performing a first wet etching on the active switches,
performing a first ashing treatment on the photoresist layer,
performing a first dry etching on the active switches,
performing a second wet etching on the active switches,
performing a second ashing treatment on the photoresist layer, and
performing a second dry etching on the active switches;
providing a third mask and forming a protective layer on a metal layer of the active switches;
providing a fourth mask and forming a pixel electrode layer on the protective layer;
wherein the steps of providing a first mask and arranging active switches on the first substrate comprise:
depositing a gate electrode layer on the first substrate;
depositing an insulating layer on the gate electrode layer;
depositing an amorphous silicon layer on the insulating layer;
depositing an ohmic contact layer on the amorphous silicon layer;
depositing the metal layer on the ohmic contact layer;
wherein the protective layer comprises a first protective layer and a second protective layer; the insulating layer, the amorphous silicon layer and the ohmic contact layer constitute a combination layer; the first protective layer is disposed between the combination layer and the metal layer, and the second protective layer is disposed on the metal layer.

US Pat. No. 10,643,559

DISPLAY PANEL DRIVING APPARATUS AND DRIVING METHOD THEREOF

HKC Corporation Limited, ...

1. A display panel driving apparatus, comprising:a control unit, comprising:
a plurality of first drive chips, electrically connected to a display panel; and
a plurality of second drive chips, electrically connected to the display panel, wherein each of the second drive chip is connected to a port;
a timing controller, comprising a plurality of data output interfaces and a plurality of timing output interfaces, wherein the timing controller is separately electrically connected to the first drive chips and the second drive chips and is configured to drive and transmit information transmitted by the second drive chips; and
a circuit board, comprising a plurality of data input interfaces and a plurality of timing input interfaces, wherein the timing controller is located on the circuit board, and the plurality of data input interfaces and the plurality of timing input interfaces are electrically coupled to a source drive circuit, wherein
the quantity of the plurality of data input interfaces is greater than the quantity of the plurality of data output interfaces, each data output interface is electrically coupled to one or more of the data input interfaces, and the plurality of timing input interfaces is electrically coupled to the timing output interfaces;
the quantity of the plurality of data input interfaces is n times the quantity of the plurality of data output interfaces, and each data output interface is electrically coupled to n data input interfaces, wherein n is a positive integer;
the timing controller comprises a mode signal interface;
the timing controller is electrically coupled to a gate drive circuit by using a line of the circuit board, and the timing controller outputs a mode signal by using the mode signal interface, so that the gate drive circuit is switched between a single-line scanning mode and a multi-line scanning mode; and
the multi-line scanning mode is a dual-line scanning mode or a three-line scanning mode.

US Pat. No. 10,598,980

PIXEL STRUCTURE AND DISPLAY PANEL HAVING THE SAME

HKC Corporation Limited, ...

1. A pixel structure, comprising:a plurality of data lines;
a plurality of scanning lines, disposed in a manner of intersecting with the data lines; and
a plurality of pixel units, wherein each of the pixel units comprises a plurality of subpixels, and the subpixels are connected to the data lines and the scanning lines;
wherein each of the pixel units comprises a plurality of monochromatic subpixels disposed in a form of an array and a plurality of white subpixels, the white subpixels and the monochromatic subpixels are disposed in pairs and adjacent to each other, and colors of the plurality of monochromatic subpixels in each of the pixel units are different;
each of the pixel units has a two-column three-row structure;
each of the pixel units comprises three monochromatic subpixels disposed in a form of an array in a first column and three white subpixels disposed in a form of an array in a second column;
the data lines comprise a first data line and a second data line disposed at intervals, the first data line is connected to the monochromatic subpixels, and the second data line is connected to the white subpixels; and
the scanning lines include a first scanning line, a second scanning line, and a third scanning line, each of the first, second and third scanning lines is connected to the monochromatic subpixels and the white subpixels.

US Pat. No. 10,582,176

METHOD AND STRUCTURE FOR GENERATING PICTURE COMPENSATION SIGNAL, AND RESTORING SYSTEM

HKC Corporation Limited, ...

1. A method for generating a picture compensation signal, comprising the following steps:obtaining, by means of an image capturing device, a grayscale center luminance value of a display device;
setting, by means of a calculating module, a first grayscale percentage value and adjusting luminance of the display device according to the first grayscale percentage value;
obtaining, by means of the image capturing device, a first region luminance value of the display device according to the first grayscale percentage value;
obtaining, by means of a luminance difference detection module, a luminance difference value according to a highest grayscale center luminance value and the first region luminance value;
determining, by means of a difference determining module, whether the luminance difference value is less than a default value;
if the luminance difference value is less than the default value, setting, by means of the calculating module, a grayscale percentage value and obtaining a second grayscale percentage value;
replacing, by means of a processing module, the first grayscale percentage value with the second grayscale percentage value; and
if the luminance difference value exceeds the default value, obtaining, by means of the processing module, the first grayscale percentage value as a sampling grayscale.

US Pat. No. 10,952,359

SUBSTRATE PICK-AND-PLACE EQUIPMENT

HKC CORPORATION LIMITED, ...

1. A substrate pick-and-place equipment, comprising:a bearer platform, configured to bear a substrate;
a retractable apparatus, comprising:
a foldable bracket, disposed above the bearer platform and foldable along a horizontal direction, wherein the foldable bracket enters a coverage area of the substrate when extending to an unfolded state, and exits from the coverage area of the substrate when retracting to a folded state;
a plurality of suction structures, disposed on a bottom of the foldable bracket, wherein the suction structures are evenly distributed in a coverage area of the foldable bracket in the unfolded state, and are configured to suck the substrate;
a first drive unit, configured to drive the foldable bracket to extend and retract along the horizontal direction; and
a second drive unit, configured to drive the retractable apparatus to rise and descend along a vertical direction; and
a conveying apparatus, operating between the bearer platform and the foldable bracket, entering a coverage area of the bearer platform when extending, and exiting from the coverage area of the bearer platform when retracting.

US Pat. No. 10,692,898

DISPLAY PANEL AND DISPLAY DEVICE

HKC CORPORATION LIMITED, ...

1. A display panel, comprising an array substrate, wherein the array substrate comprises:a source driver, which is disposed at a first end of the array substrate;
a gate driver, which is disposed at a second end of the array substrate, wherein the second end is opposite to the first end;
a plurality of spaced-apart data lines, wherein the plurality of spaced-apart data lines are respectively connected to the source driver;
a plurality of spaced-apart scan lines, wherein the plurality of spaced-apart scan lines intersect with the plurality of spaced-apart data lines respectively; and
a plurality of spaced-apart connecting lines, wherein the plurality of spaced-apart connecting lines are respectively connected to one of the spaced-apart scan lines;
lengths of the plurality of spaced-apart connecting lines gradually increase from a first side of the array substrate to a second side of the array substrate, the plurality of spaced-apart connecting lines are sequentially connected with the plurality of spaced-apart scan lines from the first side of the array substrate, and the first side is opposite to the second side;
the plurality of spaced-apart connecting lines are arranged in parallel with each other; the plurality of spaced-apart connecting lines and the plurality of spaced-apart data lines are arranged in parallel; each of the spaced-apart connecting lines is disposed between two adjacent data lines;
the display panel comprises a first conductive layer and a second conductive layer; the spaced-apart scan lines are located at the first conductive layer; the spaced-apart connecting lines are disposed at the second conductive layer; conductive holes are formed in the positions where the spaced-apart connecting lines and the corresponding spaced-apart scan line intersect; and the spaced-apart connecting lines are electrically connected with the corresponding spaced-apart scan line through the conductive holes;
the spaced-apart data line comprises a first data line and a second data line which are adjacent, the spaced-apart connecting line comprises a first connecting line, the spaced-apart scan line comprises a first scan line, the array substrate comprises a first active switch and a first pixel, and the first active switch is respectively coupled to the first scan line, the first data line, and the first pixel; the first active switch and the first pixel are disposed between the first data line and the second data line, the first connecting line is connected to the first scan line, and the first connecting line is disposed between the first pixel and the second data line;
a pin of the source driver is bound to the edge of the array substrate; and a length of the gate driver is less than or equal to that of a display area in the display panel.

US Pat. No. 10,678,079

CURVED BEZEL AND CURVED DISPLAY APPARATUS USING THE SAME

HKC CORPORATION LIMITED, ...

1. A curved bezel, comprising:at least one fixing plate member, being a plate and bent of at least one bending angle to form at least one bending, wherein the fixing plate member includes a plurality of fixing members positioned at a periphery of the plate; and
a bezel, including a plurality of fasteners corresponding to the fixing members configured to fix with the fasteners,
wherein:
the bending is located in a center of the plate so that the plate is symmetrically bent,
the fasteners are arranged on the bezel in an array manner,
the fasteners are a plurality of through-holes, a center of the bezel corresponding to the center of the plate of the fixing plate member, and the through-holes being uniformly distributed beside the center of the bezel, and
the fixing members are fastened to some of the through-holes located near the center of the bezel, whereby after the fixing plate member is fixed to the bezel, the bezel having a curvature being changed from an original curvature of the bezel to a fixed curvature of the fixing plate member.

US Pat. No. 10,607,559

DISPLAY METHOD AND DISPLAY DEVICE

HKC CORPORATION LIMITED, ...

1. A display method used to a display device, comprising:receiving an image data of an image to be displayed and storing the image data in a memory of a panel driving board;
acquiring a gray scale voltage corresponding to each of rows of image data in the image data to thereby obtain a plurality of gray scale voltages respectively corresponding to the rows of image data in the image data, wherein each of the plurality of gray scale voltages is determined by gray scale voltages of pixels in corresponding one of the rows of the image data;
sorting the row image data according to the plurality of gray scale voltages and generating sorting labels representative of a scanning order of gate lines; and
scanning the gate lines according to the sorting labels to display the image to be displayed.

US Pat. No. 10,578,913

DISPLAY APPARATUS

HKC CORPORATION LIMITED, ...

1. A display apparatus comprises:a display panel, comprising a first substrate, a second substrate and sealing portions, wherein the first substrate and the second substrate are arranged opposite to each other, the sealing portions are arranged between the first substrate and the second substrate, and the sealing portions are arranged to surround an active area of the display panel; and
polarizers, comprising a first polarizer and a second polarizer; wherein an outer side of the first substrate comprises bonding portions covering the sealing portions in corresponding positions, and a polarizing portion in a middle position between the bonding portions;
wherein the first polarizer and the second polarizer are arranged successively on the bonding portions, or the second polarizer and the first polarizer are arranged successively on the bonding portions; and
a layer of the first polarizer and a layer of the second polarizer are arranged successively on the bonding portions, and the first polarizer is arranged on one side close to the first substrate; a layer of the first polarizer is arranged on the polarizing portion;
wherein a thickness of the first polarizer is equal to a thickness of the second polarizer;
wherein the display panel comprises an array substrate and a color filter substrate; the first polarizer is a polarizer used on an array substrate side; the second polarizer is a polarizer used on a color filter substrate side;
wherein a width of the first substrate is greater than a width of the second substrate;
wherein the second polarizer is arranged on an outer side of the second substrate;
wherein a width of the polarizer arranged on the outer side of the first substrate is equal to the width of the first substrate; and a width of the polarizer arranged on the outer side of the second substrate is equal to the width of the second substrate;
wherein a functional layer of the active area is arranged between the two sealing portions; and widths of the two sealing portions and the functional layer are less than the width of the second substrate; and
the functional layer comprises an array layer, a first alignment layer, a liquid crystal layer, a second alignment layer and a color filter layer successively from top to bottom;
wherein the array layer comprises an active switch, wherein the active switches are thin film transistors.

US Pat. No. 10,578,937

METHOD AND APPARATUS OF REPAIRING TRANSISTOR

HKC CORPORATION LIMITED, ...

1. A method of repairing a transistor, comprising:acquiring a short-circuit region of a metal layer between a source and a drain of a thin film transistor;
etching a protective layer located above the short-circuit region with a first wavelength laser, and retaining the metal layer of the short-circuit region;
etching the metal layer located in the short-circuit region with a second wavelength laser, and retaining a channel layer below the short-circuit region; and
partially etching the channel layer located below the short-circuit region with a third wavelength laser.

US Pat. No. 10,739,629

DISPLAY PANEL AND DISPLAY DEVICE

HKC CORPORATION LIMITED, ...

1. A display panel, comprising:a first substrate;
a second substrate, arranged opposite to and spaced apart from the first substrate;
main spacers, arranged between the first substrate and the second substrate, with each main spacer having a bottom end arranged at the first substrate and a top end abutting against the second substrate; and
sub-spacers, arranged between the first substrate and the second substrate, with each sub-spacer having a bottom end arranged at the first substrate and a top end being a free end;whereina part of a surface of one side of the second substrate adjacent to the first substrate is provided with a transparent conductive layer, and the second substrate defines therein a groove;
the transparent conductive layer is in abutting connection with the top end of the respective main spacer; and
an opening of the groove is arranged opposite the respective sub-spacer, and configured to allow the free end of the respective sub-spacer to be inserted therein.

US Pat. No. 10,706,765

COMPRESSION ALGORITHM VERIFICATION METHOD, STORAGE MEDIUM, AND DISPLAY DEVICE

HKC Corporation Limited, ...

1. A compression algorithm verification method for verifying whether an overdrive compression algorithm of a display panel meets predetermined requirements,wherein the compression algorithm verification method comprises the steps of:
acquiring an original image;
using the overdrive compression algorithm to be verified to sequentially compress and decompress the original image to obtain a first image;
performing image processing on the first image to obtain a second image;
using the first image and the second image as a previous frame image and a current frame image respectively, and obtaining a third image with the overdrive compression algorithm by superimposing a gray scale compensation value on the second image; and
controlling the third image to be dynamically displayed in such a manner that the first image is changed to the second image for verifying whether the overdrive compression algorithm meets the predetermined requirements.

US Pat. No. 10,706,798

DISPLAY DRIVING METHOD, DEVICE AND APPARATUS

HKC CORPORATION LIMITED, ...

1. A display driving method, comprising:acquiring an original gray scale data group of each of pixel units of a content to be displayed in a preset display area;
determining an average gray scale of each of hues in the preset display area according to the original gray scale data group;
acquiring an original light source intensity of each of the hues of the content to be displayed in the preset display area;
wherein the step of acquiring the original light source intensity of each of the hues of the content to be displayed in the preset display area comprises: acquiring a table; looking up the original light source intensities of each of the hues of the content to be displayed in the preset display area in the table; and acquiring original light source intensities of each of the hues of the content to be displayed in the preset display area;
dividing the original gray scale data group into a first gray scale data group and a second gray scale data group according to the original gray scale data group of the pixel units, the average gray scales of each of the hues, and the original light source intensities, and determining the driving light source intensities of each of the hues in the preset display area, wherein said dividing and determining comprises;
determining the driving light source intensities of each of the hues in the preset display area according to the average gray scales of each of the hues; and
dividing the original gray scale data group into the first gray scale data group and the second gray scale data group according to the original gray scale data group, the original light source intensities, and the driving light source intensities of each of the pixel units; andwherein a gray scale of each of the hues of the first gray scale data group is a maximal gray scale in the original gray scale data group; and wherein a gray scale of each of the hues of the second gray scale data group is 0 or greater than a minimal gray scale of the original gray scale data group.

US Pat. No. 10,688,537

DISPLAY PANEL CLEANING MACHINE

HKC CORPORATION LIMITED, ...

1. A display panel cleaning machine, comprisinga loading platform;
an airflow mechanism, disposed above the loading platform, wherein the airflow mechanism comprises ventilation ports disposed facing toward the loading platform, baffles are disposed outside the ventilation ports, and airflow flowing into and out from the airflow mechanism through the ventilation ports circulates along a predetermined direction to clean a display panel;
wherein the ventilation ports comprise an inhalation port and an exhalation port, the inhalation port and the exhalation port are juxtaposedly disposed above the loading platform, and the baffles comprise an inhalation baffle disposed outside the inhalation port and an exhalation baffle disposed outside the exhalation port; or the ventilation ports comprise an inhalation port and an exhalation port, an opening position of the inhalation port is lower than an opening position of the exhalation port, and the baffles comprise an inhalation baffle disposed outside the inhalation port and an exhalation baffle disposed outside the exhalation port; or the ventilation ports comprise an inhalation port and an exhalation port, an opening position of the inhalation port is lower than an opening position of the exhalation port, the baffles comprise an inhalation baffle disposed outside the inhalation port and an exhalation baffle disposed outside the exhalation port, the inhalation baffle has a magnetic bar disposed thereon, and the exhalation baffle has a magnetic bar disposed thereon;
wherein the airflow mechanism comprises an inhalation part and an exhalation part, the inhalation part comprises the inhalation port disposed facing toward the loading platform and a first inhalation chamber and a second inhalation chamber sequentially disposed above the inhalation port, and the first inhalation chamber and the second inhalation chamber have an inhalation opening disposed therebetween for communication; the exhalation part comprises the exhalation port disposed facing toward the loading platform and a first exhalation chamber and a second exhalation chamber sequentially disposed above the exhalation port, and the first exhalation chamber and the second exhalation chamber are communicated by an exhalation opening disposed between the first exhalation chamber and the second exhalation chamber; the inhalation part and the exhalation part are communicated by circulation ports disposed between the second inhalation port and the second exhalation port; the inhalation part and the exhalation part have a partition wall disposed therebetween, the inhalation opening and the inhalation port are disposed at a side of the inhalation part near the partition wall, the exhalation opening and the exhalation port are disposed at a side of the exhalation part near the partition wall; the first inhalation chamber and the first exhalation chamber are polygonal, and the second inhalation chamber and the second exhalation chamber are rectangular.

US Pat. No. 10,678,128

PHOTO-MASK AND METHOD FOR MANUFACTURING ACTIVE SWITCH ARRAY SUBSTRATE THEREOF

HKC CORPORATION LIMITED, ...

14. A photo-mask, comprising:a transparent region;
a light shielding region; and
a semi-transparent region, disposed between the transparent region and the light shielding region, and having a size of 40 ?m, wherein
transmittance of the photo-mask is adjusted according to a doping amount and a distribution density of a low reflective material;
the low reflective material is composed of a material from a group comprising one of chromium and a compound of chromium; a transmittance of the semi-transparent region of the photo-mask is adjusted by adjusting a doping amount and a distribution density of the chromium and the compound of chromium; the transmittance of the semi-transparent region is in a range of 30% to 70%; and
the photo-mask is used to manufacture an active switch array substrate.

US Pat. No. 10,665,178

LIQUID CRYSTAL DISPLAY DEVICE AND METHOD FOR DRIVING THE SAME

HKC Corporation Limited, ...

1. A method for driving a liquid crystal display (LCD) device, comprising:displaying each picture with two frame images sequentially; wherein the two frame images comprise a first frame image and a second frame image;
driving voltages for two adjacent sub-pixels in each of the frame images are different, and driving voltages in the first frame image and the second frame image for each of the sub-pixels are different;
determining backlight brightness regulation signals for each backlight subarea according to the driving voltages of the first frame image area and the second frame image area, wherein the first frame image area and the second frame image area are corresponding to the backlight subarea; wherein the backlight regulation signals are grouped signals, the number of the groups is identical to the number of types of the color sub-pixels; and
performing independent brightness regulations to backlight sources of various color sub-pixels in the backlight subarea in each of the frame images of a next picture according to the backlight brightness regulation signal of the backlight subarea.

US Pat. No. 10,642,089

LIQUID CRYSTAL DISPLAY PANEL, LIQUID CRYSTAL DISPLAY APPARATUS AND METHOD FOR MANUFACTURING SAME

HKC CORPORATION LIMITED, ...

1. A liquid crystal display (LCD) panel, comprising:a substrate;
a black matrix disposed on the substrate;
an alignment layer disposed on the black matrix; and
at least one groove disposed on the black matrix;
and wherein the black matrix comprises an inner region and an outer region; the inner region is connected with the outer region via the at least one groove, the alignment layer is disposed on the inner region, and a height of the outer region is greater than a height of the inner region;
a thickness of the black matrix in the outer region is greater than a thickness of the black matrix in the inner region; and
the at least one groove comprises a first side wall and a second side wall, a height of the first side wall is greater than a height of the second side wall.

US Pat. No. 10,621,931

METHOD, DISPLAY APPARATUS AND APPARATUS FOR DRIVING DISPLAY APPARATUS BY ADJUSTING RED, GREEN AND BLUE GAMMA AND ADJUSTING GREEN AND BLUE LIGHT SOURCES

HKC CORPORATION LIMITED, ...

1. A method for driving a display apparatus, comprising:calculating average signals of sub pixel units in a zone to obtain a zone red average signal, a zone green average signal, and a zone blue average signal;
separately performing a green gamma adjustment and a blue gamma adjustment according to grayscale corresponding predefined ranges of the red, green, and blue average signals; and
adjusting luminances of corresponding green light sources and blue light sources;
wherein regarding grayscales of the average signals, when a grayscale of the zone red average signal is a first value grayscale in a predefined range, and grayscales of the zone green average signal and the zone blue average signal are a second value grayscale in the predefined range, green and blue gammas (?) are adjusted from original ?G and ?B to ?G1 and ?B1, wherein ?G1?G and ?B1>?B.

US Pat. No. 10,620,466

LIQUID CRYSTAL DISPLAY AND FRAME STRUCTURE

HKC Corporation Limited, ...

1. A frame structure applied to a display, comprising:a spacer, having a first surface and a second surface, and formed by extending in a direction perpendicular to a periphery of the frame structure;
a first glue receiving slot, disposed at a rear end of the spacer; and
a second glue receiving slot, disposed at a front end of the spacer, wherein
the first glue receiving slot and the second glue receiving slot are disposed in a staggered manner, the first glue receiving slot is located at the first surface of the spacer, and the second glue receiving slot is located at the second surface of the spacer.

US Pat. No. 10,614,737

SUPPLY VOLTAGE CONTROL CIRCUIT FOR DISPLAY PANEL, DISPLAY PANEL AND DISPLAY DEVICE

HKC CORPORATION LIMITED, ...

1. A supply voltage control circuit for a display panel, comprising:a clock configured to generate a clock signal;
a first conductive device, wherein a first conductive end of the first conductive device is connected with a power supply, a control end of the first conductive device is connected with the clock, and the first conductive device is configured to be turned on or turned off according to the clock signal and generate a power driving signal when being turned on;
a second conductive device, wherein a control end of the second conductive device is connected with the clock, a first conductive end of the second conductive device is connected with a supply voltage output of the display panel, a second conductive end of the second conductive device is a first voltage output of the supply voltage control circuit, and the second conductive device is configured to be turned on or turned off according to the clock signal; and
an operational amplifying device, wherein a first input of the operational amplifying device is connected with the supply voltage output of the display panel, a second input of the operational amplifying device is connected with a reference voltage signal, a power terminal of the operational amplifying device is connected with a second conductive end of the first conductive device, and the operation amplifier unit is configured to amplify and output the supply voltage of the display panel according to the power driving signal.

US Pat. No. 10,580,340

SYSTEM AND METHOD FOR DRIVING DISPLAY

HKC CORPORATION LIMITED, ...

1. A system for driving a display, comprising:a display panel;
a data drive module, electrically connected to the display panel;
a signal control module, electrically connected to the data drive module, and comprising:
a color correspondence module, configured to receive image data of first bits, and calculating a preset data correspondence to convert the image data of first bits into image data of second bits;
a data processing module, configured to divide the second bits into third bits and fourth bits; and
a data construction module, configured to perform a table lookup for a frame rate control pattern according to data of the third bits, and constructing, according to a result of the table lookup, image data of which the number of bits are the same as those of image data of the fourth bits, and sequentially providing the image data to the data drive module, so as to generate a corresponding data power supply for controlling the display panel to perform image display.

US Pat. No. 10,580,369

DISPLAY APPARATUS AND METHOD FOR DRIVING THE SAME

HKC Corporation Limited, ...

1. A method for driving a display apparatus, comprising:dividing pixels on a display panel into a plurality of pixel groups, wherein each of the pixel groups comprises an even number of sequentially adjacent pixels;
calculating a display hue of each of the pixel groups according to an image input signal and calculating a color purity in each of the pixel groups according to the image input signal;
obtaining a Look Up Table (LUT) according to a hue range of the display hue and the color purity in each of the pixel groups, wherein the LUT is a correspondence table between color gray scale values of blue sub-pixels and driving voltage pairs; the driving voltage pair comprises a high driving voltage and a low driving voltage;
obtaining the driving voltage pair using the corresponding LUT according to an average gray scale value of the blue sub-pixels in each of the pixel groups; and
driving the blue sub-pixels on the corresponding pixel group according to the driving voltage pair.

US Pat. No. 10,670,907

DISPLAY IN WHICH A PANEL IS SECURED ONTO A BACKLIGHT MODULE BY USING A POLARIZER AND A METHOD FOR MANUFACTURING THE SAME

HKC Corporation Limited, ...

1. A display, comprising:a backlight module;
a display panel, disposed on the backlight module, wherein the display panel comprises a display region and a boundary region surrounding the display region; and
a polarizer, disposed on the display panel, wherein a periphery of the polarizer is designed to extend toward the backlight module, and is attached to a surface periphery of the backlight module; wherein
the polarizer is deflected downward and is attached to a side edge of the backlight module, or is attached to a side edge and a back surface of the backlight module;
an auxiliary sheet is disposed on a part, opposite to the boundary region, of the polarizer;
a polarization direction of the polarizer and a polarization direction of the auxiliary sheet are perpendicular to each other;
the periphery of the polarizer is pretreated by using a chemical reagent, so that a portion, opposite to a boundary region of the display panel, of the polarizer is dehydrated and carbonized to form a shielding region, or the periphery of the polarizer is pretreated at a high temperature and a high pressure, so that a portion, opposite to a boundary region of the display panel, of the polarizer is dehydrated and carbonized to form a shielding region; and
the chemical reagent is a corrosive reagent.

US Pat. No. 10,672,797

ARRAY SUBSTRATE, METHOD FOR FABRICATING ARRAY SUBSTRATE AND DISPLAY

CHONGQING HKC OPTOELECTRO...

1. An array substrate, comprising:a substrate;
a gate electrode formed on the substrate;
a gate insulating layer formed on the substrate and covering the gate electrode;
an active layer formed on the gate insulating layer;
a source-drain electrode formed on the gate insulating layer and covering the active layer, wherein the source-drain electrode is provided with a channel, and the channel is disposed above the active layer;
a passivation layer formed on the source-drain electrode; and
a pixel electrode formed on the passivation layer;
wherein, the active layer includes a first silicon layer formed on the gate insulating layer, and the first silicon layer disposed below the channel is composed of polycrystalline silicon, and the remaining part of the first silicon layer is composed of amorphous silicon; and
an etching barrier layer formed on the first silicon layer composed of polycrystalline silicon.

US Pat. No. 10,621,926

LIQUID CRYSTAL DISPLAY DEVICE

HKC CORPORATION LIMITED, ...

1. A liquid crystal display device, comprising a backlight module having backlight component divided into a plurality of backlight sub-areas, wherein the liquid crystal display device further comprisesa display panel having a display component, wherein pixels on the display panel are divided into a plurality of pixel groups, each pixel group comprises a first pixel group and a second pixel group adjacent to each other, and each of the first pixel group and the second pixel group comprises a first sub-pixel, a second sub-pixel and a third sub-pixel;
a control component, configured to look up a table to acquire a first voltage signal and a second voltage signal unequal to each other and corresponding to each sub-pixel according to a picture input signal, and enabling a front viewing angle mixing brightness of the sub-pixel alternately driven by the first voltage signal and the second voltage signal to be equivalent to a front viewing angle brightness of the sub-pixel driven by the picture input signal, wherein the picture input signal comprises a first picture and a second picture in adjacent timing sequence;
a drive component, connected to the display component and the control component respectively, and configured to display each picture with two frame images in sequence; the drive component and the display component are integrated on the display panel; the two frame images comprise a first frame image and a second frame image; drive voltages of adjacent two sub-pixels on each frame image comprise a high drive voltage and a low drive voltage, and the drive voltages of each sub-pixel in the first frame image and in the second frame image comprise a high drive voltage and a low drive voltage;
wherein the drive component is further configured to enable the first voltage signal and the second voltage signal of the first sub-pixel of the first pixel group of the first picture to drive the first sub-pixel of the first pixel group and the second pixel group of the first picture respectively; further configured to enable the second voltage signal and the first voltage signal of the second sub-pixel of the second pixel group of the first picture to drive the second sub-pixel of the first pixel group and the second pixel group of the first picture respectively; further configured to enable the second voltage signal and the first voltage signal of the first sub-pixel of the second pixel group of the second picture to drive the first sub-pixel of the first pixel group and the second pixel group of the second picture respectively; and further configured to enable the first voltage signal and the second voltage signal of the second sub-pixel of the first pixel group of the second picture to drive the second sub-pixel of the first pixel group and the second pixel group of the second picture respectively;
a backlight control component, connected to the drive component and configured to determine backlight brightness adjusting signals of each backlight sub-area according to the drive voltages of a first frame image area and a second frame image area corresponding to each backlight sub-area, wherein the backlight brightness adjusting signals are in groups and a group number is same as a variety number of color sub-pixels; and
a backlight adjusting component, connected to the backlight control component and the backlight component respectively, and configured to perform independent brightness adjustment on a backlight source of the sub-pixels of various colors in corresponding backlight sub-areas in respective frame images of a next picture.

US Pat. No. 10,607,528

METHOD FOR DRIVING DISPLAY PANEL AND DISPLAY DEVICE

HKC CORPORATION LIMITED, ...

1. A method for driving a display panel, comprising the steps of:obtaining a gray scale value of a current sub-pixel of a display panel, an abscissa value of the current sub-pixel, compensation gain values of boundary lines of each interval, coordinate values of the boundary lines of each interval, and a gray scale value of a sub-pixel of a previous row of the display panel;
performing a query in a gray scale lookup table according to the gray scale value of the current sub-pixel of the display panel and the gray scale value of the sub-pixel of the previous row of the display panel to obtain an initial gray scale value of the current sub-pixel, performing a calculation to obtain a gray scale variation compensation value of the current sub-pixel according to the initial gray scale value of the current sub-pixel and the gray scale value of the current sub-pixel;
obtaining an interval of the current sub-pixel location according to the abscissa value of the current sub-pixel and the coordinate values of boundary lines of each interval;
performing a calculation to obtain a compensation value of the interval of the current sub-pixel location according to the compensation gain value of adjacent boundary lines of the interval of the current sub-pixel location and the gray scale variation compensation value of the current sub-pixel; and
obtaining and outputting a final compensation gray scale value of the current sub-pixel by performing a linear interpolation according to the gray scale value of the current sub-pixel, the compensation value of the interval of the current sub-pixel location, the coordinate value of the adjacent boundary lines of the interval of the current sub-pixel location, and the abscissa value of the current sub-pixel.

US Pat. No. 10,692,900

METHOD OF MANUFACTURING ARRAY SUBSTRATE AND DISPLAY PANEL

HKC CORPORATION LIMITED, ...

1. A method of manufacturing array substrate, comprising steps of:sequentially forming a gate electrode, a gate insulation layer, a semiconductor layer and a metal layer on a substrate sequentially;
coating a photoresist on the metal layer and forming an non-exposure area, a partial exposure area and a full exposure area through exposure and developing;
performing a first ashing treatment to remove photoresist in the partial exposure area, and uncover the metal layer corresponding to the partial exposure area;
performing a wet etching to the uncovered metal layer of the partial exposure area to form a metal layer recess and uncover the semiconductor layer, and some of residual photoresist in the metal layer recess being formed;
performing a second ashing treatment to etch off the residual photoresist which remains in the metal layer recess after the first ashing treatment; and
performing a dry etching to form a pattern of a thin film transistor channel region.

US Pat. No. 10,678,096

METHOD AND APPARATUS FOR FABRICATING DISPLAY PANEL

HKC CORPORATION LIMITED, ...

1. A method for fabricating a display panel, comprising:providing a first substrate and a second substrate;
arranging alignment layers at the first substrate and the second substrate;
arranging liquid crystals and monomers between the first substrate and the second substrate to form a liquid crystal cell;
placing the liquid crystal cell in a reaction chamber;
applying a drive voltage to the liquid crystal cell; and
illuminating the liquid crystal cell with a light source at least once to perform polymerization between the monomers and the alignment layers, wherein the light source comprises at least one wavelength, wherein the light source is an ultraviolet light or a visible light, and wherein a reaction between the monomers and the alignment layers is controlled and the liquid crystals are enabled to form tilt bias angles, by controlling a temperature of the reaction chamber, the drive voltage, and the wavelength of the light source.

US Pat. No. 10,643,517

DISPLAY DEVICE AND DISPLAY DRIVING METHOD

HKC CORPORATION LIMITED, ...

1. A display driving method of a display device, comprising:providing a backlight module;
disposing at least one blue light source in the backlight module, wherein a first blue light wavelength of the at least one blue light source is greater than 440 nm;
correcting the at least one blue light source according to a blue light gamma curve;
wherein a range of the first blue light wavelength is greater than 440 nm and less than or equal to 480 nm;
wherein the step of correcting the at least one blue light source according to a blue light gamma curve comprises:
selecting the first blue light wavelength of the at least one blue light source;
calculating relations of light intensity versus wavelength of the first blue light wavelength and a second blue light wavelength of 440 nm;
calculating a corresponding multiple relation of light intensity versus the first blue light wavelength at respective blue light intensities of a light source with the second blue light wavelength, based on a ratio relation between the first blue light wavelength and the second blue light wavelength;
recording a relation of the second blue light wavelength and corresponding grayscales of display device, to obtain the blue light gamma curve.

US Pat. No. 10,643,550

LIQUID CRYSTAL DISPLAY DEVICE

HKC CORPORATION LIMITED, ...

1. A liquid crystal display device, comprising a display panel having a display component and a backlight module having a backlight component divided into a plurality of backlight sub-areas, wherein the liquid crystal display device further comprises a memory storing a computer executable instruction, and a driving device, wherein the driving device executes the computer executable instruction that performs a method comprising:displaying each picture with two frame images in sequence; the two frame images comprise a first frame image and a second frame image; drive voltages of adjacent two sub-pixels on each frame image comprise a high drive voltage and a low drive voltage, and the drive voltages of each sub-pixel in the first frame image and in the second frame image comprise a high drive voltage and a low drive voltage;
acquiring position information of a current sub-pixel and drive data for driving the current sub-pixel;
looking up a judging parameter corresponding to the position information in a first parameter lookup table according to the position information;
directly outputting the drive data if the judging parameter is a first parameter; and
looking up and outputting compensation drive data in a second parameter lookup table according to the position information and the drive data if the judging parameter is a second parameter, wherein the second parameter lookup table corresponds to the position information, and the compensation drive data corresponds to the drive data;
wherein the backlight module further comprises:
a first backlight controller connected to the driving device and configured for determining backlight brightness adjusting signals of each backlight sub-area according to the drive voltages of a first frame image area and a second frame image area corresponding to each backlight sub-area, wherein the backlight brightness adjusting signals are in groups and a group number is same as a variety number of color sub-pixels; and
a second backlight controller connected to the first backlight controller and the backlight component respectively, and configured for performing independent brightness adjustment on a backlight source of the sub-pixels of various colors in corresponding backlight sub-areas in respective frame images of a next picture.

US Pat. No. 10,620,498

DISPLAY PANEL AND DISPLAY DEVICE WITH CONNECTING PORTION FORMED IN FAN-OUT REGION

HKC CORPORATION LIMITED, ...

1. A display panel comprising:a substrate comprising a display region, a fan-out region, and a plurality of driving chips;
a plurality of signal lines formed in the display region;
a plurality of pixel regions formed in the display region, and coupled to the signal lines;
a plurality of fan-out wires formed in the fan-out region, wherein one terminal of each of the fan-out wires is connected to the signal lines, the other terminal of each of the fan-out wires is connected to the driving chips;
a connecting portion formed in the fan-out region;
a plurality of connecting lines formed in the connecting portion, wherein each of the driving chips is connected by the connecting lines;
wherein the plurality of the fan-out wires is arranged corresponding to a disposing position of the connecting portion;
wherein the connecting lines comprise an array substrate trace and a common electrode trace of a color filter substrate, and the connecting portion comprises a transfer portion.

US Pat. No. 10,672,798

ACTIVE ARRAY SUBSTRATE AND METHOD OF MANUFACTURING THE SAME

HKC CORPORATION LIMITED, ...

1. A method of manufacturing an active array substrate, comprising:providing a substrate;
forming gate electrodes on the substrate;
forming a gate insulating layer, a semiconductor layer and an Ohmic contact layer on the substrate and the gate electrodes in order;
forming source electrodes and drain electrodes on the Ohmic contact layer;
forming a protection layer on the source electrodes and the drain electrodes; and
forming a pixel electrode layer on the protection layer, wherein the pixel electrode layer is electrically connected to the drain electrodes;
wherein the gate insulating layer comprises nanometer porous silicon and nanometer particles, and a dielectric constant of the nanometer particle is greater than a dielectric constant of the nanometer porous silicon;
wherein the gate insulating layer comprises a first insulating layer and a second insulating layer stacked together, and the nanometer porous silicon and the nanometer particles are formed in the second insulating layer.

US Pat. No. 10,925,156

CIRCUIT BOARD STRUCTURE AND DISPLAY PANEL

HKC Corporation Limited, ...

1. A circuit board structure, wherein the circuit board structure comprises:at least two mounting substrates, configured to mount electrical component; and
a flexible conductive substrate, defined between two adjacent mounting substrates to electrically connect with the two mounting substrates, and the flexible conductive substrate bends towards a side of its board surface to form a protruding part;
wherein the protruding part comprises a first bending section and a second bending section, the first bending section, the second bending section and a plate surface of the flexible conductive substrate form a triangular prism, and an inclination angle of the first bending section has a range of 45 degrees to 70 degrees.

US Pat. No. 10,742,119

DISPLAY DEVICE, DISPLAY PANEL POWER SUPPLY SYSTEM AND DISPLAY PANEL POWER SUPPLY CIRCUIT

HKC CORPORATION LIMITED, ...

1. A display panel power supply circuit configured to be connected with an external power supply and a data driving chip, comprising:a power supply chip configured to be connected with the external power supply and convert the external power supply into a first voltage and a second voltage;
a gamma chip configured to be connected with the power supply chip and the data driving chip and receive the first voltage and the second voltage and generate a gamma voltage according to the first voltage and the second voltage;
a third voltage generation circuit configured to be connected with the gamma chip and generate a third voltage according to the gamma voltage, wherein the third voltage generation circuit is arranged in the data driving chip;
wherein the first voltage, the second voltage and the third voltage each are working voltages of the data driving chip;
the third voltage generation circuit comprises a first resistor, a second resistor, a first switching transistor and a second switching transistor; a first end of the first resistor serves as a first input of the third voltage generation circuit, a first end of the second resistor serves as a second input of the third voltage generation circuit, a second end of the first resistor is connected with a second end of the second resistor, an input of the first switching transistor is connected with the power supply chip, an input of the second switching transistor is grounded, an output of the first switching transistor is connected with an output of the second switching transistor, a control terminal of the first switching transistor is connected with a control terminal of the second switching transistor, a common connection terminal of the first resistor and the second resistor are connected with a common connection terminal of the control terminal of the first switching transistor and the control terminal of the second switching transistor, and a common connection terminal of the output of the first switching transistor and the output of the second switching transistor serves as an output of the third voltage generation circuit.

US Pat. No. 10,585,315

DISPLAY PANEL AND DISPLAY APPARATUS THEREOF

HKC CORPORATION LIMITED, ...

1. A display apparatus, comprising:a backlight module; and
a display panel, comprising:
a first substrate having an outer surface and an inner surface, wherein a bonding region is formed on a peripheral region of the outer surface, a plurality of through micro-holes are formed on the bonding region, a conductive material is filled in the through micro-holes, and an electrode layer is formed on the inner surface; and
a flexible printed circuit (FPC) film is electrically connected to the bonding region, and is electrically connected to the electrode layer on the inner surface of the first substrate by the conductive material; and
a front bezel, a sealing glue bezel, and a backplane for receiving the backlight module; the front bezel set against a second polarizer of the display panel, the sealing glue bezel set against the first substrate of the display panel, and the backplane combining with the sealing glue bezel to form a receiving space for accommodating the backlight module,
wherein a relying surface is protruded horizontally from a horizontal surface of the sealing glue bezel, the relying surface is higher than the horizontal surface and adheres to the peripheral region of the bonding region of the first substrate, and a flexible printed circuit (FPC) film bonding space is defined between the horizontal surface and the bonding region on the outer surface of the first substrate.

US Pat. No. 10,691,396

MULTI-SCREEN DISPLAY METHOD AND DISPLAY DEVICE

HKC CORPORATION LIMITED, ...

1. A multi-screen display method, applied to a display device comprising a curved surface display screen, the method comprising:obtaining position information of a preset folding line in the curved surface display screen when the curved surface display screen is detected to be bent along the preset folding line and a portion of the display screen corresponding to the preset folding line protrudes out therefrom, wherein the curved surface display screen is bent and then split into at least two sub-curved surface display screens along the preset folding line, the preset folding line is a boundary between each two neighboring sub-curved surface display screens formed thereby;
dividing a display interface of the curved surface display screen into a plurality of display sub-interfaces according to the position information, wherein a screen splitting line between two neighboring display sub-interfaces coincides with the preset folding line there between;
obtaining the display contents selected by the user in the plurality of display sub-interfaces; and
displaying the selected display contents through the display sub-interfaces respectively;
wherein the curved surface display screen comprises a first substrate and a second substrate, the first substrate comprises an active switch array, the active switch array comprises a plurality of traces, the second substrate comprises a transparent electrode layer, a first region and a second region are defined at the curved surface display screen, if the distance between the first substrate and the second substrate in the first region is larger than that in the second region, then the area of the traces in the first region is larger than the area of the traces in the second region.

US Pat. No. 10,692,447

LIQUID CRYSTAL DISPLAY DEVICE

HKC CORPORATION LIMITED, ...

1. A liquid crystal display device, comprising:a liquid crystal panel, comprising a plurality of liquid crystal pixels, wherein the liquid crystal panel is configured to display a same picture in two adjacent frames, the liquid crystal panel further comprises a display area and a non-display area surrounding the display area, the display area is provided with a film transistor array substrate, and thin film transistors in the thin film transistor array substrate comprise double gate transistors, the liquid crystal panel is a liquid crystal panel with a vertically aligned display mode, and the liquid crystal pixel comprises at least one red liquid crystal pixel, at least one green liquid crystal pixel or at least one blue liquid crystal pixel;
a driving module disposed on the non-display area, wherein the driving module is used to respectively provide each liquid crystal pixel with a same polarity pixel voltage of different levels in the two adjacent frames so as to deflect liquid crystal molecules of each liquid crystal pixel, and in each frame of the two adjacent frames, the level of the pixel voltage of each liquid crystal pixel is different from the level of the pixel voltage of the adjacent liquid crystal pixels in front, back, left or right;
wherein the non-display area is provided with a source control chip and a gate control chip, the source control chip is electrically connected to source electrodes of the thin film transistors in the thin film transistor array substrate through data lines, the gate control chip is electrically connected with gate electrodes of the thin film transistors through scan lines, and the source control chip and the gate control chip are located at a same side of the display area, the gate control chip comprises a first gate control chip and a second gate control chip, and the first gate control chip, the source control chip and the second gate control chip are sequentially arranged along the same side of the display area.

US Pat. No. 10,685,610

DISPLAY DRIVING METHOD AND COMPUTER APPARATUS

HKC CORPORATION LIMITED, ...

1. A display driving method, comprising:a) acquiring an original gray scale data group of each of pixel units of a content to be displayed in a preset display area;
b) determining average gray scales of each of hues in the preset display area according to the original gray scale data group;
c) acquiring original light source intensities of each of the hues of the content to be displayed in the preset display area; and
d) dividing the original gray scale data group into a first gray scale data group and a second gray scale data group according to the original gray scale data group of each of the pixel units, the average gray scales of each of the hues, and the original light source intensities, and determining driving light source intensities of each of the hues in the preset display area comprising upon determining that the second gray scale data group is displayed, setting the driving light source intensity of the hue corresponding to the maximum gray scale of the average gray scales in the preset display area to be 0; wherein step (d) comprises:
i) determining the driving light source intensities of each of the hues in the preset display area according to the average gray scales of each of the hues; and
ii) dividing the original gray scale data group into the first gray scale data group and the second gray scale data group according to the original gray scale data group of each of the pixel units, the original light source intensities, and the driving light source intensities, wherein step (d)(ii) comprises:
A) regarding the maximum gray scales of each of the hues as the gray scales of each of the hues of the first gray scale data group;
B) determining brightness ratios of the gray scales of each of the hues of the first gray scale group with respect to a full gray scale according to the gray scales of each of the hues of the first gray scale data group; and
C) determining brightness ratios of the gray scales of each of the hues of the second gray scale group with respect to the full gray scale according to the brightness ratios of the gray scales of each of the hues of the first gray scale group with respect to the full gray scale, the original light source intensities, and the driving light source intensities, wherein a gray scale of each of the hues of the first gray scale data group is a maximum gray scale in the original gray scale data group and a gray scale of each of the hues of the second gray scale data group is 0 or is greater than a minimum gray scale in the original gray scale data group.

US Pat. No. 10,679,575

DRIVE METHOD AND APPARATUS OF DISPLAY APPARATUS, AND DISPLAY APPARATUS

HKC Corporation Limited, ...

1. A drive method of a display apparatus, comprising the following steps:calculating average signals of subpixel units in a zone, to obtain a first average signal of the zone, a second average signal of the zone, and a third average signal of the zone;
separately adjusting first and third gamma according to a predefined range corresponding to grayscales of the first, the second, and the third average signals; and
adjusting luminance of corresponding first and third light sources according to the adjusted first and third gammas (?), wherein
for the grayscales of the average signals, the grayscale of the second average signal of the zone is a first grayscale value in the predefined range; and when the grayscale of the first average signal of the zone and the grayscale of the third average signal of the zone are a second grayscale value in the predefined range, first and third gammas (?) are adjusted from original ?R and ?B to ?R1 and ?B1, wherein ?R1?R and ?B2>?B, ? represents gamma, R represents red color and B represents blue color.

US Pat. No. 10,766,713

SUBSTRATE CARRIER APPARATUS AND LIQUID CRYSTAL DISPLAY MANUFACTURING DEVICE

HKC Corporation Limited, ...

1. A substrate carrier apparatus, applied to manufacture at least one display, comprising:a carrier platform, configured to carry a substrate; and
a conductor, comprising a power receiving terminal and a ground terminal, wherein the power receiving terminal is electrically connected to the substrate, and the ground terminal is grounded;
wherein the conductor is a conducting wire or an electrostatic discharge (ESD) rope made of a slightly flexible conducting material;
wherein a diameter of the ESD rope is 1 millimeter, and a distance between the ESD rope and the substrate is less than 3 centimeters; and
wherein there is a plurality of conductors respectively electrically connected to corners of the substrate.

US Pat. No. 10,741,134

DISPLAY APPARATUS AND METHOD FOR DRIVING DISPLAY PANEL THEREOF

HKC Corporation Limited, ...

1. A method for driving a display panel, comprising:dividing pixels on the display panel into a plurality of pixel groups; wherein each of the pixel groups comprises an even number of pixels arranged in arrays;
calculating an average gray scale value of blue sub-pixels in each of sub-pixel groups according to an image input signal;
obtaining two groups of target gray scale value pairs according to the average gray scale value; wherein each group of the target gray scale value pairs comprises a high gray scale value and a low gray scale value; a brightness of the high gray scale value and the low gray scale value in the front view is the same as a brightness of the average gray scale value in the front view;
obtaining corresponding two groups of driving voltage pairs according to the two groups of the target gray scale value pairs in each of the pixel groups; and
driving the blue sub-pixels on the corresponding pixel group according to the two groups of the driving voltage pairs,
wherein in the step of obtaining the two groups of the target gray scale value pairs according to the average gray scale value, the two groups of the target gray scale value pairs are obtained via a gray scale value Look Up Table (LUT); and each of gray scale values in the gray scale value LUT corresponds to the two groups of the target gray scale value pairs, and the step of obtaining the two groups of the target gray scale value pairs according to the average gray scale value comprises:
determining a gray scale range of the average gray scale value of the blue sub-pixels in each of the pixel groups;
obtaining the corresponding gray scale value LUT according to the gray scale range in each of the pixel groups; and
obtaining the corresponding two groups of the target gray scale value pairs using the corresponding gray scale value LUT according to the average gray scale value of the blue sub-pixels in each of the pixel groups.

US Pat. No. 10,770,488

ACTIVE SWITCH ARRAY SUBSTRATE AND METHOD FOR MANUFACTURING THE SAME

HKC Corporation Limited, ...

1. A method for manufacturing an active switch array substrate, comprising the following steps:providing a substrate;
coating a first metal layer on the substrate;
forming a gate electrode by treating the first metal layer through a first photolithography process;
depositing an amorphous silicon layer on the substrate and the gate electrode;
coating a second metal layer on the amorphous silicon layer;
forming a patterned second metal layer by treating the second metal layer through a second photolithography process;
coating a passivation layer on the patterned second metal layer;
forming a through hole in the passivation layer by treating the passivation layer through a third photolithography process;
coating a light permeability conductive layer on the passivation layer, the light permeability conductive layer passing through the through hole to contact with the patterned second metal layer; and
carrying out a fourth photolithography process to the light permeability conductive layer, the passivation layer, and the patterned second metal layer, to form a channel, a source electrode, and a drain electrode on the light permeability conductive layer, the passivation layer, and the patterned second metal layer, the source electrode and the drain electrode being located at two sides of the channel respectively, wherein the channel is separated from the through hole.

US Pat. No. 10,750,114

METHOD FOR CONTROLLING CURVATURE OF ADJUSTABLE CURVED-SURFACE DISPLAY AND CURVED-SURFACE DISPLAY APPARATUS

HKC CORPORATION LIMITED, ...

1. A method for controlling a curvature of an adjustable curved-surface display, comprising:capturing a scene picture information according to an image sensor mounted on a curved display;
calculating a location of a viewer in the scene picture information according to a processing unit;
calculating an angle between the viewer and a central line of the curved-surface display according to the location;
calculating an optimal visual angle information according to the angle; and
obtaining an optimal curvature according to the optimal visual angle information, so to control a display surface bending distance of the curved-surface display;
wherein the location is a distance between the viewer and the central line of the curved-surface display and a straight line distance between the viewer and the curved-surface display; and
wherein if the viewer is located on the left of the central line of the curved-surface display and is X1 away from the central line, and the straight line distance between the viewer and the curved-surface display is D, the angle ?L is arctan(?X1/D), and if the viewer is located on the right of the central line of the curved-surface display and is X2 away from the central line, and the straight line distance between the viewer and the curved-surface display is D, the angle ?R is arctan(X2/D), and the optimal visual angle information is ?eff=(?L+?R)/2.

US Pat. No. 10,733,923

DISPLAY PANEL TEST DETECTION METHOD AND DEVICE FOR STORING A PICTURE FOR DETECTION IN A SOURCE DRIVER CIRCUIT BOARD

HKC CORPORATION LIMITED, ...

1. A detection method of a display panel, the detection method comprising the following steps:storing a picture of detection in a source driver circuit board of a display panel;
electrically connecting a power source board generating a power source signal directly to the source driver circuit board; and
transmitting the power source signal and the clock signal the source driver circuit board; and
wherein the clock signal is directly generated by the power source board, and the power source board is connected to a first connector of the source driver circuit board by a first connecting line, and the power source board is connected to a second connector of the source driver circuit board by a second connection line; the power source signal is transmitted to the first connector through the first connecting line, and the clock signal is transmitted to the second connector through the second connecting line; and a source driver chip of the source driver circuit board is connected to the first connector and the second connector respectively by a connecting strip.

US Pat. No. 10,699,614

DISPLAY PANEL DETECTION METHOD AND DISPLAY PANEL DETECTION DEVICE FOR TRANSMITTING POWER AND CLOCK SIGNALS

HKC Corporation Limited, ...

1. A display panel detection method, comprising the following steps:storing a picture for detection into a source driver circuit board of a display panel;
electrically connecting a power board with the source driver circuit board, wherein the power board generates a power signal;
transmitting the power signal and a clock signal to the source driver circuit board, the clock signal being directly generated by a source driver chip of the source driver board;
connecting a data transmission port of the display panel with a serial interface of a computer system, the computer system including a sample picture and a picture comparison detection program;
comparing pixel consistency of the picture and the sample picture to produce a comparison result;
wherein the power board is connected with first, second and third connectors of the source driver circuit board respectively through first, second and third connection lines,
wherein the power signal is transmitted to the third connector through the third connection line, and the source driver chip is connected to the third connector through a connection bar, and
wherein the data transmission port transmits a digital picture signal of the picture to the serial interface, and the computer system restores the digital picture signal to the picture.

US Pat. No. 10,678,099

LIQUID CRYSTAL DISPLAY PANEL AND LIQUID CRYSTAL DISPLAY DEVICE

HKC CORPORATION LIMITED, ...

1. A liquid crystal display panel comprising:a first substrate, including an active area and a peripheral area;
a second substrate, disposed opposite to the first substrate;
a pixel array circuit, disposed on the first substrate and located in the active area;
a driving circuit, disposed on the first substrate and located in the peripheral area, wherein the driving circuit is connected to the pixel array circuit and configured to drive the pixel array circuit;
a liquid crystal layer, disposed between the first substrate and the second substrate, wherein the liquid crystal layer comprises a plurality of liquid crystal molecules, the pixel array circuit is configured to control a motion of the plurality of liquid crystal molecules; and
a spacing structure, disposed on the second substrate and facing towards the driving circuit, configured to isolate the driving circuit from the liquid crystal layer;
wherein the driving circuit further comprises a gate driver on array circuit, the gate driver on array circuit is disposed on the first substrate and located in the peripheral area, the gate driver on array circuit is connected to the pixel array circuit and is configured to drive the pixel array circuit; the driving circuit further comprises a signal bus line, the signal bus line is disposed on the first substrate and located in the peripheral area, the signal bus line is connected to the gate driver on array circuit and located on a side of gate driver on array circuit facing away from the active area, the signal bus line is spaced from the pixel array circuit by the gate driver on array circuit;
wherein the liquid crystal display panel comprises: a color filter layer, disposed on an internal side of the second substrate correspondingly to the active area; and a plurality of discrete photo spacers, disposed between the pixel array circuit and the color filter layer correspondingly to the active area;
wherein the liquid crystal layer is located between the pixel array circuit and the color filter layer; the plurality of photo spacers are in direct contact with the color filter layer and extended from the color filter layer to the pixel array circuit;
wherein an end of the plurality of spacers facing away from the first substrate is more close to the second substrate in distance with respect to an end of the plurality of photo spacers facing away from the first substrate.

US Pat. No. 10,652,502

HOST BOX AND SPLIT-TYPE TELEVISION

HKC Corporation Limited, ...

1. A host box, wherein comprising:a box body with a circuit board mounted within it, the circuit board includes an external line interface and the box body is provided with an aperture corresponding to the external line interface; and
a cover plate movably mounted at the aperture, and the cover plate can open the aperture so that the external line is directly connected to the external line interface, or the cover plate can close the aperture,
wherein an inner wall of the aperture is provided with at least one connecting post, the cover plate is provided with a pulling portion to cause the cover plate to open toward the outside of the box body, the pulling portion comprises a bump convexly provided at an end of the cover plate away from the connecting post, the box body has a mating groove cooperating with the bump; the size of the mating groove is larger than that of the bump in a direction from the connecting post to the bump.

US Pat. No. 10,762,855

LIQUID CRYSTAL DISPLAY DEVICE

HKC CORPORATION LIMITED, ...

1. A liquid crystal display device, comprising a display panel having a display component and a backlight module, the backlight module being divided into a plurality of backlight sub-areas, wherein the liquid crystal display device further comprisesa display area and a non-display area surrounding the display area, wherein the display area is provided with the display component, and the display component comprises a transistor array substrate; and thin film transistors in the thin film transistor array substrate are dual gate electrode transistors;
a drive component, disposed in the non-display area and connected to the display component and configured to display each picture with two frame images in sequence; the two frame images comprise a first frame image and a second frame image; drive voltages of adjacent two sub-pixels on each frame image comprise a high drive voltage and a low drive voltage, and the drive voltages of each sub-pixel in the first frame image and in the second frame image comprise a high drive voltage and a low drive voltage;
a backlight control component, connected to the drive component and configured to determine backlight brightness adjusting signals of each backlight sub-area according to the drive voltages of a first frame image area and a second frame image area corresponding to each backlight sub-area, wherein the backlight brightness adjusting signals are in groups and a group number is same as a variety number of color sub-pixels; and
a backlight adjusting component, connected to the backlight control component and the backlight component respectively, and configured to perform independent brightness adjustment on a backlight source of the sub-pixels of various colors in corresponding backlight sub-areas in respective frame images of a next picture;
wherein the non-display area is provided with a source electrode control chip, and the source electrode control chip is electrically connected to source electrodes of the transistors in the transistor array substrate by data lines; and
a gate electrode control chip, wherein the gate electrode control chip is electrically connected to gate electrodes of the transistors by scan lines; the source electrode control chip and the gate electrode control chip are located on a same side of the display area; the gate electrode control chip and the source electrode control chip are disposed in parallel on the same side of the display area,
wherein the backlight control component comprises:
a counting unit, configured to count average drive voltages of the sub-pixels of various colors in the first frame image area and the second frame image area corresponding to each backlight sub-area; and
a calculating unit, configured to solve the backlight brightness adjustment signals according to the average drive voltages, reference backlight brightness signals and reference drive voltages of respective backlight sub-areas.

US Pat. No. 10,762,863

DEVICE AND METHOD OF DRIVING DISPLAY PANEL

HKC CORPORATION LIMITED, ...

1. A device of driving a display panel, comprising:a control circuit;
a memory circuit configured to be coupled with the control circuit, and store and output a plurality of resistance control data;
a timing circuit configured to be coupled with the control circuit; and
a clipping resistance circuit configured to be coupled with the control circuit and comprising a resistance controller;
a plurality of switches;
wherein each of the a plurality of switches is coupled between the resistance controller and one resistance in series; and the control circuit is configured to read the resistance control data in the memory circuit and output the resistance control data to the timing circuit and the clipping resistance circuit, and the clipping resistance circuit is configured to adjust its own resistance according to the received resistance control data to form a VGH (Voltage Gate High) with clipped voltage waveform.

US Pat. No. 10,755,652

LIQUID CRYSTAL DISPLAY DEVICE AND DRIVING METHOD THEREOF

HKC CORPORATION LIMITED, ...

1. A liquid crystal display device, comprising:a liquid crystal panel, comprising a plurality of liquid crystal pixels and configured to display a same picture in two adjacent frames;
a controlling circuit, comprising a driving module used to respectively provide each liquid crystal pixel with a same polarity pixel voltage of different levels in the two adjacent frames so as to deflect liquid crystal molecules of each liquid crystal pixel, wherein in each frame of the two adjacent frames, the level of the pixel voltage of each liquid crystal pixel is different from the level of the pixel voltage of the adjacent liquid crystal pixels in front, back, left or right;
wherein the liquid crystal display device further comprises a backlight module, the liquid crystal panel is divided into M×N rectangular panel partitions, the backlight module is divided into M×N rectangular backlight partitions, 1?i?M, 1?j?N, the rectangular panel partition of row i and column j corresponds to the rectangular backlight partition of row i and column j, M, N, i and j are integers, and at least one of M and N is greater than 1;
wherein the controlling circuit further comprises:
a communication circuit;
a main control chip, electrically connected to the driving module through the communication circuit; and
a memory chip, electrically connected to the main control chip through the communication circuit and configured to store a first configuration parameter of the main control chip and a second configuration parameter of the driving module;
wherein the main control chip is configured to read the first configuration parameter and the second configuration parameter from the memory chip, and send the second configuration parameter to the driving module.

US Pat. No. 10,745,184

CUSHIONING DEVICE, DISPLAY SCREEN STORAGE DEVICE, AND DISPLAY SCREEN STORAGE BOX

HKC CORPORATION LIMITED, ...

1. A cushioning device, comprising:a cushioning block body, wherein one side of the cushioning block body defines a holding groove; the cushioning block body further defines a plurality of cushioning holes, and an inside surface of the holding groove is an arcuate surface, axial directions of the cushioning holes are parallel to the arcuate surface; and
a cushioning pad fixedly connected with the cushioning block body via a double-sided adhesive layer, wherein a shape of the cushioning pad corresponds to a shape of the arcuate surface, the cushioning pad comprises an extrados and an intrados opposite to the extrados, and the cushioning pad is arranged in the holding groove; and wherein
an elastomeric material is filled within the cushioning holes;
the intrados is provided with a plurality of arcuate recesses, which are arranged side by side and parallel to the axial directions of the cushioning holes, and are configured for holding a display panel;
the extrados is provided with a plurality of arcuate protrusions, which are arranged side by side and parallel to the axial directions of the cushioning holes, and a flexible gap is formed between two adjacent arcuate protrusions to facilitate deformation of the arcuate protrusions.

US Pat. No. 10,739,649

LIQUID CRYSTAL DISPLAY DEVICE REDUCING KICK BACK TO IMPROVE DISPLAY QUALITY

Chongqing HKC Optoelectro...

1. A display panel, wherein the display panel comprises:a plurality of data lines;
a plurality of scan lines;
a plurality of common lines, including a main common electrode, a first common electrode, and a second common electrode, wherein the main common electrode, the first common electrode, and the second common electrode of a same common line are electrically connected, the main common electrode and the plurality of scan lines are arranged one after another, the first common electrode is disposed adjacent to the plurality of data lines, and the second common electrode is disposed adjacent to plurality of the data lines;
a plurality of first pixels including a first pixel, wherein a driving brightness of the first pixel is greater than an original brightness of the first pixel, the first pixel including a first pixel electrode, and the first pixel electrode partially overlaps the first common electrode to form a first storage capacitor; and,
a plurality of second pixels including a second pixel, wherein a driving brightness of the second pixel is less than an original brightness of the second pixel, the second pixel including a second pixel electrode, and the second pixel electrode partially overlaps the second common electrode to form a second storage capacitor;
a common signal on the common lines has a first common level Vc1, a second common level Vc2, and a third common level Vc3, the first common level Vc1 being lower than the second common level Vc2 and the second common level Vc2 being lower than the third common level Vc3;
the second common level Vc2 is located on a rising edge side of the first common level Vc1, and the third common level Vc3 is located on a rising edge side of the second common level Vc2;
a first continuous duration of the first common level Vc1 is greater than or equal to twice an opening duration of a scan signal on the scan line, a second continuous duration of the second common level Vc2 is greater than or equal to the opening duration, a third continuous duration of the third common level Vc3 is greater than or equal to the opening duration, and the first continuous duration, the second continuous duration, and the third continuous duration are all integer multiples of the opening duration; and
a falling edge of the first common level Vc1 is synchronized with a rising edge of a scan signal G(n) of a current stage, and a rising edge of a scan signal G(n+1) of a latter stage is synchronized with a falling edge of the scan signal G(n) of the current stage.

US Pat. No. 10,732,450

DISPLAY PANEL AND MANUFACTURING PROCESS THEREOF

HKC CORPORATION LIMITED, ...

1. A display panel, comprising:a first substrate provided with a first transparent conductive layer;
a second substrate disposed opposite to the first substrate and provided with a second transparent conductive layer; and
a plurality of transparent conductive blocks spacedly positioned between the first transparent conductive layer and the second transparent conductive layer, wherein the transparent conductive blocks are electrically connected to the first transparent conductive layer and the second transparent conductive layer;
wherein the transparent conductive blocks are made from a same material as the first transparent conductive layer, or the transparent conductive blocks are made from a same material as the second transparent conductive layer; or the transparent conductive blocks are made from a same material as the first transparent conductive layer and the second transparent conductive layer; and the transparent conductive blocks are integrally funned with the first transparent conductive layer, or the transparent conductive blocks are integrally formed with the second transparent conductive layer, or the transparent conductive blocks are integrally formed with the first transparent conductive layer and the second transparent conductive layer;
wherein the first substrate comprises a color filter layer, and the first conductive layer is disposed on the color filter layer, and the plurality of transparent conductive blocks protrude out of the first transparent conductive layer, and are made from a same material as the first transparent conductive layer, and are integrally formed with the first transparent conductive layer;
wherein the first transparent conductive layer and the transparent conductive blocks are made of a transparent conductive photoresist and are formed in a same manufacturing process;
wherein the second transparent conductive layer is made of the transparent conductive photoresist;
wherein the second substrate comprises a pixel electrode layer, data lines for charging the pixel electrode and scan lines for controlling the pixel electrode, and the pixel electrode is made of the transparent conductive photoresist;
wherein outer surfaces of the transparent conductive blocks are arc-shaped, and sizes of the transparent conductive blocks gradually increase from the top to, the middle and gradually decrease from the middle to the bottom.

US Pat. No. 10,692,446

LIQUID CRYSTAL DISPLAY DEVICE

HKC CORPORATION LIMITED, ...

1. A liquid crystal display device, comprising:a liquid crystal panel, comprising a plurality of liquid crystal pixels, wherein the liquid crystal panel is configured to display a same picture in two adjacent frames, the liquid crystal panel further comprises a display area and a non-display area surrounding the display area, and the display area is provided with a transistor array substrate;
a driving module disposed on the non-display area, wherein the driving module is used to respectively provide each liquid crystal pixel with a same polarity pixel voltage of different levels in the two adjacent frames so as to deflect liquid crystal molecules of each liquid crystal pixel, and in each frame of the two adjacent frames, the level of the pixel voltage of each liquid crystal pixel is different from the level of the pixel voltage of the adjacent liquid crystal pixels in front, back, left or right;
wherein the non-display area is provided with a source control chip and a gate control chip, the source control chip is electrically connected to source electrodes of the transistors in the transistor array substrate through data lines, the gate control chip is electrically connected with gate electrodes of the transistors through scan lines, and the source control chip and the gate control chip are located at a same side of the display area.

US Pat. No. 10,980,111

CIRCUIT BOARD AND DISPLAY DEVICE

HKC Corporation Limited, ...

1. A circuit board, comprising:an insulating layer; and
a metal foil layer covering the insulating layer;
wherein the metal foil layer is disposed on a surface of the insulating layer, the insulating layer includes at least one layer, and the insulating layer comprises graphene; the insulating layer comprises a glass felt semi-cured layer and a glass cloth semi-cured layer, and the glass felt semi-cured layer and the glass cloth semi-cured layer are stacked with each other; the glass felt semi-cured layer comprises a glass felt layer and a high thermal conductive adhesive layer, and the high thermal conductive adhesive layer covers a surface of the glass felt layer; the glass cloth semi-cured layer comprises a glass cloth layer and the high thermal conductive adhesive layer, and the high thermal conductive adhesive layer covers a surface of the glass cloth layer; the high thermal conductive adhesive layer comprises the graphene; and the glass felt semi-cured layer and the glass cloth semi-cured layer comprise the graphene.

US Pat. No. 10,799,920

METHOD AND APPARATUS FOR REMOVING CONDUCTIVE FILM

HKC CORPORATION LIMITED, ...

1. An apparatus for removing a conductive film, comprising:a carrying platform configured to carry a display panel with the conductive film to be removed;
a laser member disposed above the carrying platform, wherein the laser member is configured to generate a laser to treat the conductive film to be removed on the display panel;
a cleaning member disposed above the carrying platform, wherein the cleaning member is configured to clean the display panel treated by the laser member; and
a fixing member configured to fix the carrying platform, the laser member, and the cleaning member; wherein the fixing member is a bracket structure with an adjustable height.

US Pat. No. 10,777,109

TROLLEY, AGING TEST APPARATUS AND SYSTEM

HKC Corporation Limited, ...

1. A trolley, configured to carry a display panel, comprising:a trolley body, comprising a first support plate, and a second support plate perpendicular to the first support plate and fixedly defined on the upper surface of the first support plate;
a plurality of carrying platforms, being perpendicular to the second support plate and symmetrically defined on two sides of the second support plate, the carrying platforms located on the same side of the second support plate being arranged in a row and equally spaced, to allow one end of the display panel to abut against the carrying platform, and the other end abut against the second support plate, for the display panel to be placed obliquely;
a first placement area and a second placement area, defined between the lowest carrying platforms and the first support plate;
a power supplier, defined in the first placement area;
a signal generator, defined in the second placement area; and
a wheel, defined on the lower surface of the first support plate.

US Pat. No. 10,768,506

LIQUID CRYSTAL DISPLAY PANEL AND DISPLAY APPARATUS USING THE SAME

HKC Corporation Limited, ...

1. A display panel, comprising:a first substrate;
a second substrate;
a liquid crystal layer, disposed between the first substrate and the second substrate;
an image sensing module, disposed on the second substrate facing a side of the first substrate; and
a driving module, disposed on the second substrate facing the side of the first substrate for driving a plurality of liquid crystal molecules distributed in the liquid crystal layer;
wherein, the plurality of liquid crystal molecules are disposed between the image sensing module and the first substrate, a vertical electric field is formed between the first substrate and the second substrate and drives the plurality of liquid crystal molecules to form a liquid crystal lens, the image sensing module is configured to receive the image light focused by the liquid crystal lens, and the liquid crystal lens is configured to adjust the focus of the image sensing module.

US Pat. No. 10,768,487

LIQUID CRYSTAL PANEL AND MANUFACTURING METHOD THEREFOR

HKC Corporation Limited, ...

1. A method for manufacturing a liquid crystal panel, comprising:providing a second substrate body;
forming color filters on the second substrate body, wherein a plurality of photo spacers are located on the second substrate body, wherein the color filters comprise a plurality of color filters disposed in parallel, and a material of one of the plurality of color filters is the same as a material of the photo spacer;
forming a second electrode on the color filters;
providing a first substrate disposed opposite to the second substrate, wherein the photo spacers are located between the first substrate and the second substrate, and are used to define a liquid crystal interval space, and fill up the liquid crystal interval space;
forming a liquid crystal layer between the first substrate and the second substrate; and
adjusting luminance sensibility, transmittance, and chrominance of the material of the photo spacers such that the material of the photo spacers is the same as the material of a white pixel when forming the color filters,
wherein when the white pixel is formed, formation of the photo spacers is completed, and a required segment gap of the photo spacers is made, and
wherein by adjusting the developing process and photosensitive characteristics of the material of the photo spacers, such that indium tin oxide is formed discontinuous and naturally interrupted at a position of the photo spacers.

US Pat. No. 10,761,389

PIXEL ARRANGEMENT AND DISPLAY PANEL

CHONGQING HKC OPTOELECTRO...

1. A pixel arrangement, comprising:a plurality of pixel cells arranged in an array, wherein the respective pixel cell comprises four sub-pixels that are respectively a red sub-pixel, a green sub-pixel, a blue sub-pixel and a white sub-pixel;
a plurality of scanning lines, wherein sub-pixels in a same row are connected to a same scanning line; and
a plurality of data lines, wherein sub-pixels in a same column are connected to a same data line;
wherein in the pixel arrangement, sub-pixels connected to eight sequential data lines are arranged as a repetition group, wherein the polarity of a data signal of an Nth data line is the same as the polarity of a data signal of an (N+8)th data line, wherein N is an integer greater than zero, and in one repetition group, polarities of data signals of sub-pixels with a same color that are connected to a same scanning line are opposite; and
wherein an arrangement structure of sub-pixels corresponding to an Nth scanning line is the same as an arrangement structure of sub-pixels corresponding to an (N+2)th scanning line, and sub-pixels corresponding to a same data line have a same color at intervals of one sub-pixel and polarities of data signals of two neighboring sub-pixels corresponding to a same scanning line are opposite, and polarities of data, signals of two neighboring sub-pixels with a same color that correspond to the same data line are opposite.

US Pat. No. 10,762,862

DISPLAY PANEL AND DISPLAY APPARATUS

HKC CORPORATION LIMITED, ...

1. A display panel, comprising:a substrate including a plurality of pixel regions; and
an electrostatic discharge circuit disposed on the substrate;
wherein the electrostatic discharge circuit comprises a voltage gate high terminal (VGH terminal), a voltage gate low terminal (VGL terminal), an electrostatic input end and a common voltage terminal (VCOM terminal) coupled to components of the display panel; and
a first discharge unit comprising a first P-type thin film transistor (TFT) and a second P-type thin film transistor, wherein a gate of the first P-type thin film transistor is connected to a drain of the first P-type thin film transistor, and a gate and a drain of the first P-type thin film transistor are also connected to the VGH terminal, a source of the first P-type thin film transistor is connected to the electrostatic input end, a gate of the second P-type thin film transistor is connected to a drain of the second P-type thin film transistor, and a gate and a drain of the second P-type thin film transistor are connected to the source of the first P-type thin film transistor, and a source of the second P-type thin film transistor is connected to the VGL terminal; and
a second discharge unit, wherein an input end of the second discharge unit is connected to the electrostatic input end, an output end of the second discharge unit is connected to the VCOM terminal, the second discharge circuit comprises a third thin film transistor, a capacitor and a fourth thin film transistor, an input end and a control end of the third thin film transistor are connected to the electrostatic input end, an output end of the third thin film transistor is connected to the VCOM terminal, the VCOM terminal is connected to GND, a first end of the capacitor is connected to the electrostatic input end, a second end of the capacitor is connected to the control end of the third thin film transistor, an input end of a fourth thin film transistor is connected to the second end of the capacitor, a control end of the fourth thin film transistor is connected to the VGL terminal, an output end of the fourth thin film transistor is connected to the VGH terminal, the third thin film transistor and the fourth thin film transistor are P-type thin film transistors: a third P-type thin film transistor and a fourth P-type thin film transistor, a source of the third P-type thin film transistor is connected to a gate of the second P-type thin film transistor, a drain of the third P-type thin film transistor is connected to the VCOM terminal, the VCOM terminal is connected to GND, a first end of the capacitor is connected to the electrostatic input end, a second end of the capacitor is connected to a gate of the third P-type thin film transistor, a source of the fourth P-type thin film transistor is connected to the second end of the capacitor, a gate of the fourth P-type thin film transistor is connected to the VGL terminal, a drain of the fourth P-type thin film transistor is connected to the VGH terminal, the display panel comprises a gate integrated circuit, and the VGH terminal and the VGL terminal are respectively connected at a TFT voltage turn-on end and a TFT voltage turn-off end of the gate integrated circuit.

US Pat. No. 10,755,651

DISPLAY DEVICE AND DRIVING METHOD THEREOF

HKC CORPORATION LIMITED, ...

1. A driving method of a display panel, comprising:dividing a plurality of pixels disposed on the display panel into a plurality of pixel groups, each of the pixel groups including an even number of pixels arranged in a matrix;
calculating a display hue of each of the pixel groups according to an image input signal;
obtaining a gray scale lookup table according to a hue range containing the display hue, a gray scale value of each of blue sub-pixels of the pixels of each of the pixel groups corresponding to two pairs of target gray scale values in the gray scale lookup table, and each pair of the target gray scale values including a high gray scale value and a low gray scale value, such that a center view angle brightness of each pair of the target gray scale values is the same as a center view angle brightness of a corresponding gray scale value;
obtaining the two pairs of the target gray scales values in the gray scale lookup table according to an average gray scale value of the blue sub-pixels of each of the pixel groups;
obtaining two pairs of corresponding driving voltages according to the two pairs of the target gray scales values of each of the pixel groups; and
driving the blue sub-pixels of the corresponding pixel group according to the two pairs of corresponding driving voltages.

US Pat. No. 10,755,659

DRIVE CIRCUIT, DRIVE METHOD OF DRIVE CIRCUIT AND DISPLAY DEVICE

HKC Corporation Limited, ...

1. A drive circuit, comprising:a signal output module, comprising N output ends for outputting a gate drive signal step by step to N scan lines;
a first level signal output end; and
a plurality of switch modules, the switch modules each corresponding to one of the scan lines, a control end of the i-th switch module being electrically connected with the i?1th scan line, a first connecting end being electrically connected with the corresponding i-th scan line, a second connecting end being electrically connected with the first level signal output end;
wherein, N is a positive integer, and i is a positive integer greater or less or equal to N;
wherein each of the switch modules is an N-type thin film transistor, a voltage value of the gate drive signal is greater than an actuation voltage value of a control end of the N-type thin film transistor, and the actuation voltage value of the control end of the N-type thin film transistor is 90% of the voltage value of the gate drive signal, and the voltage value of the first level signal output end is 80% of the voltage value of the gate drive signal.

US Pat. No. 10,748,496

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

HKC CORPORATION LIMITED, ...

1. A driving method for a display panel, comprising dividing a plurality of pixel units of the display panel into a plurality of pixel groups, wherein each pixel group comprises three columns of continuously arranged pixel units, and the three columns of continuously arranged pixel units comprise a first position pixel unit, a second position pixel unit and a third position pixel unit respectively, the plurality of pixel units comprises a plurality of first pixel units and a plurality of a second pixel units, and each pixel unit comprises a plurality of sub-pixels;applying a drive voltage opposite to a polarity of the first position pixel unit to the second position pixel unit and the third position pixel unit in a same pixel group respectively;
applying drive voltages of opposite polarities to every adjacent two columns of the sub-pixels in a same column of the pixel units respectively, and applying drive voltages of a first voltage level to the sub-pixels in the first pixel units while applying drive voltages of a second voltage level different from the first voltage level to the sub-pixels in the second pixel units, wherein the plurality of sub-pixels in the same pixel unit are applied with the drive voltages of a same one of the first voltage level and the second voltage level;
wherein the first pixel units and the second pixel units are arranged alternately in each row as well as in each column in the display panel; and
wherein in every adjacent two frame display times, the drive voltage of the same sub-pixel is changed in polarity while the drive voltage of the same sub-pixel is kept unchanged in voltage level, and in each of the adjacent two frame display times, the sub-pixels in each column have a same polarity.

US Pat. No. 10,741,617

PIXEL STRUCTURE, ARRAY SUBSTRATE AND DISPLAY DEVICE

HKC CORPORATION LIMITED, ...

1. A pixel structure, comprising:a plurality of pixel units arranged in an array form;
a plurality of scan lines; and
a plurality of data lines;
wherein the pixel unit includes:
a plurality of three-primary-color sub-pixel groups, wherein the three-primary-color sub-pixel group includes a first sub-pixel, a second sub-pixel and a third sub-pixel; and
a plurality of fourth sub-pixels, wherein one of the fourth sub-pixels is arranged between adjacent two of the three-primary-color sub-pixel groups, and the fourth sub-pixel has a color different from any of the first sub-pixel, the second sub-pixel and the third sub-pixel, each fourth sub-pixel is arranged between respective two adjacent three-primary-color sub-pixel groups, each fourth sub-pixel is shared by each the two adjoining three-primary-color sub-pixel groups, and a number of the fourth sub-pixels is one less than the number of the three-primary-color sub-pixel groups.

US Pat. No. 10,733,945

LIQUID CRYSTAL DISPLAY (LCD) PANEL HAVING A CHARGE SHARING CONTROL AND A CHARGE SHARING METHOD FOR LCD PANEL

HKC Corporation Limited, ...

1. A display panel, comprising:a substrate, wherein active switches are formed on the substrate;
a plurality of pixel units arranged in a matrix manner, wherein three of the pixel units form a pixel group, coupled to a data line and three scanning lines arranged in order, and the pixel group comprises:
a first pixel unit, coupled between a first scanning line and the data line;
a second pixel unit, coupled between a second scanning line and the data line; and
a third pixel unit, coupled between a third scanning line and the data line; and
a charge sharing switch, wherein a control end of the charge sharing switch is connected to the first scanning line, a first end of the charge sharing switch is connected to the second pixel unit, and a second end of the charge sharing switch is connected to the third pixel unit,
wherein in a first scanning period, a potential of the first scanning line is pulled up, the first pixel unit performs charging and discharging according to a signal provided by the data line, and the charge sharing switch is turned on, so that the second pixel unit is electrically coupled to the third pixel unit to perform charge sharing;
wherein in a second scanning period, a potential of the first scanning line is pulled down, a potential of the second scanning line is pulled up, the charge sharing switch is turned off, and the second pixel unit performs charging and discharging according to a signal provided by the data line; and
wherein in a third scanning period, a potential of the second scanning line is pulled down, a potential of the third scanning line is pulled up, the charge sharing switch is maintained off, and the third pixel unit performs charging and discharging according to a signal provided by the data line.

US Pat. No. 10,680,048

ARRAY SUBSTRATE AND DISPLAY PANEL USING THE SAME

HKC CORPORATION LIMITED, ...

1. An array substrate, comprising:a substrate, including a displaying area and a connecting layout area disposed on the periphery of the displaying area, a plurality of thin film transistors, a plurality of sub-pixels and a plurality of signal lines disposed on the displaying area, wherein the plurality of sub-pixels are electrically coupled to the plurality of thin film transistors respectively, the plurality of thin film transistors are electrically coupled to the plurality of signal lines respectively, and a plurality of input interfaces of the plurality of signal lines are disposed on the connecting layout area;
a driving module, disposed on the connecting layout area and including a plurality of output interfaces; and
a plurality of connecting lines, disposed between the plurality of input interfaces and the plurality of output interfaces, configured to electrically couple the plurality of input interfaces and the plurality of output interfaces respectively;
wherein at least one of the plurality of connecting lines is in a cross-line configuration, a line configuration sequence of the plurality of input interfaces is different from a line configuration sequence of the plurality of output interfaces.

US Pat. No. 10,923,053

LIQUID CRYSTAL DISPLAY DEVICE

HKC CORPORATION LIMITED, ...

1. A liquid crystal display device, comprising:a backlight component, comprising a light guide plate, a light source, a fluorescent film, a reflective sheet, a light compensating layer, and a light absorbing layer, the light guide plate comprising a light incident surface, a bottom surface, a light emitting surface, and a side surface, the light emitting surface being opposite to the bottom surface, the light incident surface being opposite to the side surface and both being respectively connected between the light emitting surface and the bottom surface; the light source being adjacent to the light incident surface, configured to generate a first wavelength light and a second wavelength light; the fluorescent film being located at a side of the light emitting surface; the reflective sheet comprising a first reflective sheet and a second reflective sheet, the first reflective sheet being located at a side of the bottom surface, the second reflective sheet being located at a side of the side surface, the light compensating layer being located on the first reflective sheet and close to the side surface;
the light absorbing layer being located on a side of the second reflective sheet close to the side surface;
a liquid crystal display panel, in which pixels are divided into a plurality of pixel groups; each pixel group comprising an even number of pixels arranged into matrices;
wherein the liquid crystal display device comprises one or more processors and a non-transitory program storage medium storing a program code executable by the one or more processors, the program code, when executed by the one or more processors, implements the following operations:
receiving an image input signal, and computing an average grayscale value of blue sub-pixels in each pixel group according to the image input signal; obtaining two sets of target grayscale value pairs according to the average grayscale value; and obtaining the corresponding two sets of driving voltage pairs according to the two sets of target grayscale value pairs in each pixel group; and
driving the blue sub-pixels in the corresponding pixel group according to the two sets of driving voltage pairs;
obtaining the two sets of target grayscale value pairs by searching through a grayscale value lookup table; each grayscale value in the grayscale value lookup table corresponds to two sets of target grayscale value pair;
determining a grayscale range to which the average grayscale value of the blue sub-pixels in each pixel group belongs; obtaining a corresponding grayscale value lookup table according to the grayscale range of each pixel group, and obtaining the corresponding two sets of target grayscale value pairs through utilizing the corresponding grayscale value lookup table according to the average grayscale value of the blue sub-pixels in each pixel group;
when the blue sub-pixels in the corresponding pixel group are driven by the driving component according to the two sets of driving voltage pairs, controlling one of the driving voltages of two adjacent blue sub-pixels to be high and controlling the other one of the driving voltages to be low.

US Pat. No. 10,908,181

TEST DEVICE

HKC Corporation Limited, ...

1. A test device, configured to connect a test point of a circuit board of a display screen to input a test signal to the display screen, wherein the test device comprises:a housing, wherein an accommodation cavity with an open bottom is formed in the housing, a first contact and a second contact are defined on the inner wall of the accommodation cavity, the first contact communicates with the test signal, and the second contact is grounded; and
a probe, defined in the accommodation cavity and movable between a first position and a second position in a first direction, wherein the probe comprises a conductor, when the probe is at the first position, the conductor connects the first contact and the test point to guide the test signal to the test point; when the probe is at the second position, the conductor connects the second contact to release the charge of the probe accumulated.

US Pat. No. 10,872,548

DISPLAY APPARATUS FOR ALLEVIATING A PROBLEM OF IMAGE FLICKER BY REGULATING A COMMON VOLTAGE

HKC CORPORATION LIMITED, ...

1. A display apparatus, comprising:a display panel, comprising a first input line and a first output line, wherein the first input line obtains a common voltage, and the first output line outputs a common feedback voltage;
a voltage regulating unit, comprising a second output line, wherein the second output line outputs the common voltage, and the voltage regulating unit is a digital voltage regulator and is electrically connected to the display panel; and
a timing controller, comprising a control line and a second input line, wherein the control line outputs a voltage regulating signal, and the second input line obtains the common feedback voltage, wherein
the timing controller is electrically connected to the display panel and the voltage regulating unit;
the timing controller continuously obtains the common feedback voltage at a speed twice a frame rate, obtains a maximum feedback voltage and a minimum feedback voltage from the common feedback voltage in a period, and the timing controller calculates a deviation value according to the maximum feedback voltage and the minimum feedback voltage;
when the deviation value exceeds the voltage threshold, the timing controller outputs the voltage regulating signal, the voltage regulating unit regulates a voltage value range forward or backward by using the common voltage as a start according to the voltage regulating signal; and the timing controller continuously obtains the deviation value in a period of outputting the voltage regulating signal; and
when the timing controller obtains a minimum deviation value from the deviation value and the minimum deviation value is less than the voltage threshold, the timing controller stops sending the voltage regulating signal, so that the voltage regulating unit stops regulating the common voltage.

US Pat. No. 10,802,328

METHOD FOR MANUFACTURING DISPLAY PANEL AND BAKING DEVICE FOR DISPLAY PANEL

HKC CORPORATION LIMITED, ...

1. A method for manufacturing a display panel, comprising:coating a color filter on a transparent substrate of a display panel;
patterning and solidifying the color filter to form at least one support unit, a standard support unit with a predetermined height is arranged on the transparent substrate of the display panel; and
baking the support unit until the support unit is lowered to the predetermined height, wherein in the step of baking the support unit until the support unit is lowered to the predetermined height, maintaining strength of the baking, and the support unit is lowered to the predetermined height by controlling time of the baking; or
wherein in the step of baking the support unit until the support unit is lowered to the predetermined height, the time of the baking is unchanged, and the support unit is lowered to the predetermined height by controlling the strength of the baking.

US Pat. No. 10,795,215

DISPLAY PANEL AND DISPLAY DEVICE

HKC Corporation Limited, ...

1. A display panel, wherein the display panel comprises:a substrate;
a display area, defined at a surface of the substrate, the display area comprises a plurality of unit pixel areas, the plurality of unit pixel areas are uniformly defined at the surface of the substrate, and an outer edge of one of the unit pixel areas encloses to form an area A1; and
a photo spacer, the photo spacer comprises main photo spacers, one end of each of the main photo spacers fixedly connects to the substrate, an outer edge of the other end of each of the main photo spacers encloses to form an area A2, and A1 and A2 satisfy a relationship: 0.0001?A2/A1?0.0004; and
the photo spacer further comprises auxiliary photo spacers, one end of each of the auxiliary photo spacers fixedly connects to the substrate, an outer edge of the other end of each of the auxiliary photo spacers encloses to form an area A3, and A1 and A3 satisfy a relationship: 1/100

US Pat. No. 10,797,081

DISPLAY PANEL AND DISPLAY APPARATUS

HKC CORPORATION LIMITED, ...

1. A display panel, comprisinga substrate, comprising a plurality of pixel regions;
a plurality of active switches disposed on the substrate, wherein the pixel regions are disposed on the active switches, the active switches are corresponding to each of the pixel regions, respectively, and each of the active switch comprises: an insulating layer comprising at least two thin film layers, the at least two thin film layers are formed by chemical vapor deposition process with a predetermined thickness;
wherein each of the active switch comprises a gate electrode layer disposed on the substrate, the insulating layer is disposed on the gate electrode layer,
wherein an amorphous silicon layer is disposed on the insulating layer, the amorphous silicon layer comprises two thin film layers respectively being a first amorphous silicon thin film layer and a second amorphous silicon thin film layer, the second amorphous silicon thin film layer is disposed immediately in contact with the insulating layer and the first amorphous silicon thin film layer is arranged on the second amorphous silicon thin film layer and a thickness of the first amorphous silicon thin film layer is larger than a thickness of the second amorphous silicon thin film layer.

US Pat. No. 10,770,019

METHOD AND DEVICE FOR DRIVING DISPLAY PANEL WITH TWO PULSE SIGNALS FOR PRECHARGING PIXEL DRIVE CELLS

CHONGQING HKC OPTOELECTRO...

1. A method for driving a display panel, the display panel comprising: pixel display cells in array distribution, and pixel drive cells, configured to respectively drive the pixel display cells; wherein a liquid crystal polarity of liquid crystal molecules in an x-th row is the same as a liquid crystal polarity of liquid crystal molecules in an x+4m-th row, wherein x is an integer greater than or equal to 1, and m is an integer greater than or equal to 1; and wherein the method comprises: outputting an initial scanning signal, wherein the initial scanning signal comprises two pulse signals; pre-charging an x-th row of pixel drive cells when the x-th row of pixel drive cells receive a first pulse signal; and charging the x-th row of pixel drive cells when the x-th row of pixel drive cells receive a second pulse signal, writing data into the x-th row of pixel drive cells, and meanwhile, pre-charging an x+4m-th row of pixel drive cells, and whereinthe first pulse signal and the second pulse signal are separated by 4n clock cycles, and n is an integer greater than or equal to 1.

US Pat. No. 10,761,353

DISPLAY PANEL AND REPAIRING METHOD THEREOF

HKC CORPORATION LIMITED, ...

1. A display panel, comprising a color filter substrate, wherein the color filter substrate comprising:a substrate;
a color filter layer disposed on the substrate;
an Indium Tin Oxide layer disposed on the color filter layer, wherein a repairing point is disposed on a same position of the color filter layer and the Indium Tin Oxide layer; and
conducting components filled in the repairing point, electrically connected to the Indium Tin Oxide layer on both sides of the repairing point;
wherein the conducting component comprises a conducting color filter layer, the conducting color filter layer directly filled in the repairing point to be electrically connected to the Indium Tin Oxide layer on both sides of the repairing point; the conducting color filter layer has a same color as a color of the color filter layer on both sides of the repairing point, and a height of the conducting color filter layer is greater than a height of the repairing point, and the height of the conducting color filter layer is greater than a height of the Indium Tin Oxide layer on both sides of the repairing point, wherein the conducting component comprises an additional filter and a transparent conducting adhesive, the additional filter is filled in the repairing point, and the additional filter has a same color as color of the color filter layer on both sides of the repairing point;
wherein the transparent conducting adhesive is disposed on a surface of the additional filter, and the transparent conducting adhesive is configured to be electrically connected to the Indium Tin Oxide layer.

US Pat. No. 10,747,048

COLOR FILTER SUBSTRATE AND METHOD FOR MANUFACTURING THE SAME

HKC CORPORATION LIMITED, ...

1. A method for manufacturing a color filter (CF) substrate, comprising:providing a first substrate;
disposing a conductive layer on the first substrate;
disposing a light-shielding layer on the conductive layer;
patterning the light-shielding layer to expose a part of the conductive layer, and forming a light-shielding layer comprising a plurality of recessed portions with different thicknesses on the conductive layer;
etching the conductive layer and the light-shielding layer to cover the conductive layer with the light-shielding layer, forming a plurality of through-holes in the light-shielding layer, and defining, by the conductive layer and the light-shielding layer, a plurality of pixel display areas;
disposing a CF layer on the pixel display areas; and
disposing a transparent electrode layer on the light-shielding layer and the CF layer, wherein
the transparent electrode layer covers the through-holes, and is communicated with the conductive layer.

US Pat. No. 10,747,065

DISPLAY PANEL AND DISPLAY DEVICE

HKC Corporation Limited, ...

1. A display panel, wherein the display panel comprises-:a switch array substrate, comprising a scanning line;
an opposite substrate, defined opposite to the switch array substrate, the opposite substrate comprises a color resistance layer and a plurality of spacers, the color resistance layer comprises a first color resistance and a second color resistance, the projection of the first color resistance on the switch array substrate and the scanning line have a first overlapping region, the projection of the second color resistance on the switch array substrate and the scanning line have a second overlapping region, and the plurality of spacers are arranged at a side, adjacent to the switch array substrate, of the color resistance layer, the plurality of spacers comprise a first spacer and a second spacer; and
a display medium layer, defined between the switch array substrate and the opposite substrate;
the first spacer is located within the first overlapping region of the first color resistance and supported by the first color resistance, the second color resistance defines a first opening within the second overlapping region, the second spacer is defined in the first opening, and a first distance from the first spacer to the switch array substrate is less than a second distance from the second spacer to the switch array substrate, wherein a height difference between the first spacer and the second spacer is greater than or equal to the initial thickness of the second color resistance within the second overlapping region before the second color resistance forms the first opening, wherein
the opposite substrate further comprises: a black matrix, located at a side, away from the switch array substrate, of the color resistance layer; the black matrix defines a second opening within the second overlapping region, the second opening is communicated with the first opening, the second spacer is located in the second opening so as to be surrounded by the second opening, and wherein
an opening is formed at two side boundaries of the first color resistance along a length direction of the scanning line within the first overlapping region.

US Pat. No. 10,748,500

DRIVING APPARATUS AND METHOD OF DISPLAY PANEL

HKC Corporation Limited, ...

1. A driving apparatus of a display panel, wherein the display panel comprises a pixel region comprising a pixel unit array, each of pixel units comprises a main pixel and a sub pixel, and the driving apparatus of the display panel comprises:active switch arrays, each active switch array comprising a main driver thin film transistor arranged opposite to the main pixel, a sub driver thin film transistor arranged opposite to the sub pixel, and a charge-sharing thin film transistor arranged opposite to the sub pixel;
scan line arrays, each scan line array comprising a first scan line and a second scan line, wherein the first scan line is configured to drive the main driver thin film transistor and the sub driver thin film transistor, and the second scan line is configured to drive the charge-sharing thin film transistor, each scan line array being spaced apart and separated from each other; and
gate drivers on array circuit, each gate driver on array circuit comprising a first driver circuit and a second driver circuit, wherein
each of the first driver circuit comprises:
two first sub driver circuits, wherein the two first sub driver circuits are correspondingly connected to one of the first scan line and oppositely arranged on two ends of the first scan line, and the two first sub driver circuits jointly drive the first scan line;
each of the second driver circuit comprises:
two second sub driver circuits, wherein the two second sub driver circuits are correspondingly connected to one of the second scan line and oppositely arranged on two ends of the second scan line, and the two second sub driver circuits jointly drive the second scan line; and
the two second sub driver circuits oppositely arranged on the two ends of the second scan line jointly drive the second scan line, so that a potential difference is present between the main pixel and the sub pixel of each of the pixel units after the two first sub driver circuits jointly drive the first scan line.

US Pat. No. 10,739,632

LIQUID CRYSTAL DISPLAY PANEL AND LIQUID CRYSTAL DISPLAY APPARATUS

HKC CORPORATION LIMITED, ...

1. A liquid crystal display (LCD) apparatus, comprising a TFT substrate, a backlight module, a color filter substrate counter to the TFT substrate; and the color filter substrate comprises:a substrate, wherein the backlight module is arranged on a back side of the substrate;
a shading layer disposed on a front side of the substrate opposite to the backlight module, wherein the shading layer is configured to reflect light rays of the backlight module, and when the light rays are irradiated to the shading layer, the shading layer reflects the light rays; and
a color filter layer disposed on the substrate and spaced by the shading layer;
wherein the shading layer comprises a light reflecting layer disposed on a surface of the shading layer; and when the light rays are irradiated to the light reflecting layer, the light reflecting layer reflects the light rays;
wherein the shading layer comprises a first surface connected to the substrate, and the light reflecting layer is disposed directly on the first surface of the shading layer; and the shading layer further comprises a second surface, a third surface, a fourth surface, and a fifth surface, and the first surface is adjacent to the second surface, the third surface, the fourth surface, and the fifth surface;
wherein the light reflecting layer covers the first surface; and the light reflecting layer directly covers at least one of the second surface, the third surface, the fourth surface, and the fifth surface; and a plurality of convex protrusions or concave protrusions are arranged separately on the first surface, the second surface, the third surface, the fourth surface, and the fifth surface.

US Pat. No. 10,734,414

ARRAY SUBSTRATE AND DISPLAY APPARATUS USING SAME

HKC Corporation Limited, ...

1. An array substrate, comprising:a substrate;
wherein a plurality of active switches is disposed on the substrate;
a plurality of scanning lines extending in a first direction and arranged in parallel in a second direction on the substrate;
a plurality of data lines arranged in parallel in the first direction on the substrate;
a plurality of pixel cells, wherein each pixel cell is defined by crossing of two neighboring scanning lines and two neighboring data lines, and each pixel cell comprises two sub-pixels;
a mesh common electrode line, comprising a plurality of first common electrode lines respectively in parallel with some or all of the plurality of data lines and a plurality of second common electrode lines respectively in parallel with the plurality of scanning lines; and
a plurality of metal shield layers, extending in the second direction and is disposed between the data line and the sub-pixel, wherein
the plurality of data lines extend along a first broken-line route in the first direction and the second direction and comprises at least one step-shape appearance, and the plurality of first common electrode lines and the plurality of data lines are interlaced on the substrate in the first direction and along a first broken-line route the same as the first broken-line route or a second broken-line route that is the reverse of the first broken-line route.

US Pat. No. 10,692,445

METHOD FOR DRIVING DISPLAY APPARATUS WITH A PLURALITY OF GAMMA GRAYSCALE VALUE CURVE ALTERNATELY

HKC CORPORATION LIMITED, ...

1. A method for driving a display apparatus, comprising:outputting an output image corresponding to a pixel signal;
performing a corresponding grayscale value conversion processing on a pixel grayscale value of the output image; and
converting, according to a gamma correction curve, the pixel grayscale value of the output image after the corresponding grayscale value conversion processing into a corresponding applied voltage, and scanning and outputting the corresponding applied voltage to a display panel, wherein
the corresponding grayscale value conversion processing splits a gamma standard curve into a first gamma grayscale value corresponding curve and a second gamma grayscale value corresponding curve, and outputs the first gamma grayscale value corresponding curve and the second gamma grayscale value corresponding curve to the output image in an alternate manner, wherein
the output image is processed by using a grayscale value corresponding curve, and
an energy required by the first gamma grayscale value corresponding curve and an energy required by the second gamma grayscale value corresponding curve are equal to an energy of a gamma standard curve.

US Pat. No. 10,983,644

TOUCH DISPLAY DEVICE

HKC CORPORATION LIMITED, ...

1. A touch display device, comprising:two substrates disposed opposite to each other;
a display medium disposed between the substrates;
at least one photo spacer region, wherein a plurality of layout units are distributed on the photo spacer region, and the layout units are disposed between the substrates, the layout units comprise a plurality of layout subunits disposed in rows and columns, wherein in one of the layout units, a portion of the layout subunits is provided with at least one photo spacer, and the other portion of the layout subunits is provided without the photo spacer;
a touch matrix comprising a plurality of touch units covering different amounts of photo spacers; and
a touch compensation module performing the touch compensations on the touch units.

US Pat. No. 10,969,632

DISPLAY PANEL AND METHOD OF PROCESSING THE SAME

HKC Corporation Limited, ...

1. A display panel, comprising:a first substrate;
a second substrate disposed opposite to the first substrate;
a liquid crystal layer disposed between the first substrate and the second substrate;
a sealing layer disposed on two ends of the liquid crystal layer, and configured to seal the liquid crystal layer;
stopper plates disposed at positions of end portions of the first substrate; and
a flexible circuit unit attached onto the stopper plate or the first substrate;
wherein the stopper plates comprises fixing portions and extensions; and the fixing portions are adhered and fixed to side surfaces of the end portions of the first substrate; and the extension and the fixing portion are integrally formed and extend in a direction toward the second substrate, and a length of the extension is smaller than a thickness of the liquid crystal layer;
wherein the number of the stopper plates is equal to two, the two stopper plates are respectively mounted on two of the end portions of the first substrate, and are perpendicularly disposed on the first substrate; and the flexible circuit unit has one portion disposed on a surface of the first substrate close to the second substrate, and another portion disposed on inner side surface of the stopper plate;
wherein the flexible circuit unit has an L-shaped structure, and the stopper plate has a flat strip shape.

US Pat. No. 10,969,637

ELECTROSTATIC DISCHARGING CIRCUIT AND DISPLAY PANEL

HKC Corporation Limited, ...

1. An electrostatic discharge circuit, comprising:a first discharge unit, wherein an output terminal of the first discharge unit is coupled to a common terminal, a control terminal of the first discharge unit is coupled to a high voltage terminal or a low voltage terminal, an input terminal of the first discharge unit is coupled to an electrostatic input terminal; and
an associated discharge unit, wherein an input terminal of the associated discharge unit is coupled to the electrostatic input terminal, an output terminal of the associated discharge unit is coupled to the control terminal of the first discharge unit,
wherein the first discharge unit comprises a first N-type transistor and a second P-type transistor, and a source of the first N-type transistor is coupled to the common terminal, a gate of the first N-type transistor is coupled to the high voltage terminal or the low voltage terminal, a drain of the first N-type transistor is coupled to the electrostatic input terminal, a source of the second P-type transistor is coupled to the common terminal, a gate of the second P-type transistor is coupled to the high voltage terminal or the low voltage terminal, and a drain of the second P-type transistor is coupled to the electrostatic input terminal,
wherein the associated discharge unit comprises a second discharge unit and a third discharge unit, the second discharge unit comprises a first capacitor, a first terminal of the first capacitor is coupled to the electrostatic input terminal, and a second terminal of the first capacitor is coupled to the gate of the first N-type transistor, the third discharge unit comprises a second capacitor, a first terminal of the second capacitor is coupled to the electrostatic input terminal, a second terminal of the second capacitor is coupled to the gate of the second P-type transistor.

US Pat. No. 10,930,598

DISPLAY DEVICE AND FLEXIBLE CIRCUIT BOARD THEREOF

HKC Corporation Limited, ...

1. A flexible circuit board, comprising:a flexible substrate;
at least one driving chip disposed on the flexible substrate, wherein the driving chip is configured to form a driving signal;
a plurality of binding pins disposed on at least one side of the flexible substrate, wherein the binding pins are configured to bind and connect an external signal line to the driving chip; and
a binding mark disposed on the flexible substrate and positioned at a pin area within two outermost binding pins of the binding pins, wherein the binding mark is configured to perform an alignment operation of the flexible substrate being applied with a binding operation.

US Pat. No. 10,910,413

METHOD OF MANUFACTURING ARRAY SUBSTRATE AND ARRAY SUBSTRATE

HKC CORPORATION LIMITED, ...

1. A method of manufacturing array substrate, comprising:providing a substrate;
providing a metal layer arranged on the substrate, the metal layer comprises a first metal layer and a second metal layer;
providing a gate layer arranged on the substrate;
providing an insulation layer arranged on the substrate and configured to cover the metal layer and the gate layer;
providing an active layer arranged on the insulation layer; and
providing a protective layer arranged on the insulation layer and configured to cover the active layer, wherein the metal layer is arranged to be floating and ungrounded, the metal layer is disposed between the substrate and the insulation layer, or between the insulation layer and the protective layer, the gate layer and the first metal layer are disposed perpendicular to each other, the first the metal layer is arranged adjacent to the source line, and the second the metal layer is arranged adjacent to the gate line.

US Pat. No. 10,906,833

RESIDUAL MATERIAL REMOVING DEVICE, METHOD AND, SYSTEM

HKC CORPORATION LIMITED, ...

1. A residual material removing device, comprising:a loading platform configured to support a material to be cut;
a fixing plate, in tight contact with an upper surface of the material to be cut, and configured to fix the material to be cut, wherein one end of the fixing plate is in contact with the residual material in the material to be cut;
a first pressing portion, in contact with one end of the fixing plate, and configured to apply pressing force to the one end of the fixing plate to separate the residual material from the material to be cut under the action of the pressing force; and
a second pressing portion, connected to an upper surface of the fixing plate and configured to control the fixing plate to move up and down to fix the material to be cut by the fixing plate pressing downward.

US Pat. No. 10,884,306

METHOD FOR MANUFACTURING ARRAY SUBSTRATE AND DISPLAY DEVICE

HKC CORPORATION LIMITED, ...

1. A method for manufacturing an array substrate, comprising:providing a substrate;
disposing a metal layer material on the substrate;
disposing thermal reactive photoresist material on the metal layer material;
obtaining a thermal reactive photoresist layer using a mask process and a thermal reaction process; and
obtaining a metal layer by an etching process;
wherein disposing thermal reactive photoresist material on the metal layer material comprises:
disposing the thermal reactive photoresist material at a position of the wire segments of the metal layer; and
disposing a ordinary photoresist material different with the thermal photoresist at a position of non-wire segments of the metal layer.

US Pat. No. 10,838,269

CURVED DISPLAY PANEL AND DISPLAY DEVICE

HKC Corporation Limited, ...

1. A curved display panel, comprising:a first substrate, comprising a plurality of matrix-arranged pixel units, wherein each of the pixel units comprises a main pixel region, a sub-pixel region and pixel electrodes, and in each of the pixel units, the ratio of the area of the main pixel region to the area of the sub-pixel region is not the same; the pixel electrodes is disposed on the main pixel region and the sub-pixel region; and the voltage of the pixel electrode of the main pixel region is different from the voltage of the pixel electrode of the sub-pixel region;
a second substrate; and
a liquid crystal layer, disposed between the first substrate and the second substrate;
wherein in each of the pixel units, the ratio of the area of the main pixel region to the area of the sub-pixel region varies with the curvature of the first substrate;
wherein the first substrate is provided with a main view point, and in the pixel unit corresponding to the main view point, the ratio of the area of the main pixel region to the area of the sub-pixel region is 4:6; and
wherein the first substrate is provided with a plurality of side view points, and in the pixel unit corresponding to the side view point, the ratio of the area of the main pixel region to the area of the sub-pixel region varies with the angle between a normal line of each side view point and a normal line of the main view point.

US Pat. No. 10,803,816

DISPLAY DRIVING METHOD, DEVICE AND APPARATUS

HKC CORPORATION LIMITED, ...

1. A display driving method, comprising:acquiring an original gray scale data group of each of pixel units of a content to be displayed in a preset display area;
determining an average gray scale of each of hues in the preset display area according to the original gray scale data group;
acquiring an original light source intensity of each of the hues of the content to be displayed in the preset display area; and
dividing the original gray scale data group into a first gray scale data group and a second gray scale data group according to the original gray scale data group of each of the pixel units, the average gray scales of each of the hues, and the original light source intensities, and determining the driving light source intensities of each of the hues in the preset display area; wherein the gray scales of each of the hues of the first gray scale data group are the maximal gray scale in the original gray scale data group; and the gray scales of each of the hues of the second gray scale data group are 0 or greater than the minimal gray scale of the original gray scale data group.

US Pat. No. 10,803,819

DRIVING METHOD AND DRIVING APPARATUS OF DISPLAY PANEL, AND DISPLAY APPARATUS

HKC CORPORATION LIMITED, ...

1. A driving method of a display panel, comprising:obtaining a position information of a current sub-pixel and a driving data used for driving the current sub-pixel;
looking-up a judgment parameter corresponding to the position information from a first parameter look-up table according to the position information, wherein the first parameter look-up table is a look-up table constructed based on position information and judgment parameters of sub-pixels of first through third colors;
outputting the driving data without compensation if the judgment parameter is a first parameter;
looking-up a compensation driving data from a second parameter look-up table according to the position information and the driving data and outputting the compensation driving data if the judgment parameter is a second parameter different from the first parameter, wherein the second parameter look-up table is corresponding to the position information, and the compensation driving data is corresponding to the driving data;
wherein the second parameter look-up table comprises a first compensation parameter look-up table, a second compensation parameter look-up table and a third compensation parameter look-up table respectively for sub-pixels of the first through third colors, each of the first through third compensation parameter look-up tables is consisted of magnitudes of driving data for sub-pixels and magnitudes of compensation driving data corresponding to the magnitudes of driving data in one-to-one manner, and which one of the first through third compensation parameter look-up tables is used for the looking-up of the compensation driving data is determined by the position information;
wherein the position information of the current sub-pixel is a row number and a column number on which the current sub-pixel is located in the display panel, and which one of the first through third compensation parameter look-up tables is used for the looking-up of the compensation driving data is determined by the position information as per a formula of Mod (N, 3), where N is the column number.

US Pat. No. 10,801,777

BAKING DEVICE

HKC CORPORATION LIMITED, ...

1. A baking device, comprising a body, wherein the body has an access port, through which a baked object is allowed to be placed into or taken out of the body; an access door is mounted at the body and configured to open and close the access port; and an inner side surface of the access door defines therein a plurality of successively arranged arc grooves configured to receive condensate, wherein the inner side surface of the access door is depressed into depressions; the depressions each have a channel, and each of grooves is arranged at a bottom of a respective channel; and the respective channel has a guide surface, and the guide surface extends from a respective groove towards a top of the access door, wherein the guide surface extends towards an inner cavity of the body in an oblique direction, from the groove to the top of the access door.

US Pat. No. 10,795,219

SUBSTRATE, DISPLAY PANEL, AND DISPLAY DEVICE

HKC Corporation Limited, ...

1. A substrate, comprising:a substrate body, defined with a display region and a non-display region;
a fan-out layer, defined in the non-display region of the substrate body, the fan-out layer comprising a plurality of traces which are arranged at intervals, and
a transparent conductive layer, defined in the non-display region of the substrate body as a different layer from the fan-out layer, the fan-out layer being located between the substrate body and the transparent conductive layer; the transparent conductive layer comprising a plurality of pattern groups which are arranged at intervals, the pattern groups and the traces being alternately defined, each pattern of the pattern groups comprising a plurality of conductive patterns which are arranged at intervals, the plurality of conductive patterns are sequentially defined at intervals along the extending direction of a gap between adjacent traces.