US Pat. No. 9,860,954

AUTOMATIC SENSING SYSTEM AND AUTOMATIC SENSING CONTROL METHOD FOR LED LIGHTING

Self Electronics Co., Ltd...

1. An automatic sensing system for LED lighting, comprising:
at least one LED lamp, each of at least one LED lamp comprising at least three operation modes, the three operation modes
comprising a closing mode, a low light mode, and a fill light mode;

at least one sensing control device electrically connected to the LED lamp and configured for controlling the LED lamp to
work in one of the three operation modes, the sensing control device comprising an illumination detecting module, a pyroelectric
sensing module, a signal processing module, and a lamp control module, the illumination detecting module being configured
for detecting brightness of a current environment, the pyroelectric sensing module being configured for sensing infrared rays
radiated by human body in the current environment, the signal processing module being configured for processing a signal data
output from the pyroelectric sensing module based on the signal data detected by the illumination detecting module and outputting
a control signal, the lamp control module being configured for controlling all of the LED lamps to work in one of the three
operation modes so as to make any one of the at least one sensing control device to control all of the LED lamps to work.

US Pat. No. 9,127,828

LAMP WITH UNIFORM ILLUMINATION PATTERN

Self Electronics Co., Ltd...

1. A lamp with uniform illumination pattern and used for continually illuminating an illuminated area, the lamp comprising
at least one light module, the at least one light module comprising at least two light sources respectively having different
light intensity and arranged orderly, two extension lines of two optical axes of the two light sources having one crossover
point, light emitted from the light source with less light intensity illuminating the illuminated area which is closer to
the light module, while light emitted from the light source with greater light intensity illuminating the illuminated area
which is farther to the light module.

US Pat. No. 9,127,874

LED LAMP AND ILLUMINATION AREA HAVING SAME

Self Electronics Co., Ltd...

1. A freezer lamp, comprising:
a strip lamp holder, a light module and two sockets connected to an external power supply, the light module disposed in the
strip lamp holder, the sockets disposed at the end portion of the strip lamp holder and electrically connected to the light
module,

wherein the strip lamp holder comprises a main lateral surface and a mounting lateral surface, an installation groove is formed
in the main lateral surface along length direction thereof, the light module is received in the installation groove; and

two clamping grooves are formed in the mounting lateral surface along length direction thereof and are spaced apart from each
other, a plurality of decks are formed in the mounting lateral surface, the decks comprise a main body and two clamping edges
which are perpendicular to two lateral sides of the main body respectively, the main body is fixed on a freezer, the distance
between the two clamping edges is exactly equal to that between the two clamping grooves, the clamping edge is buckled into
the clamping groove, a convex groove is formed in the mounting lateral surface along length direction thereof and located
between the two clamping grooves, a leaf spring is formed on the main body of the deck and tilts outwards and touches onto
the bottom of the convex groove.

US Pat. No. 9,609,716

UNDERVOLTAGE PROTECTION CIRCUIT FOR LED LAMP

Self Electronics Co., Ltd...

1. An undervoltage protection circuit for an LED lamp comprising:
a DC/DC converter connected to a power module, the DC/DC converter having an enable EN pin;
a controlling circuit module electrically connected to the DC/DC converter, the controlling circuit module comprising:
a signal collecting unit configured for collecting an input signal from the power module;
a signal comparing unit electrically connected to the signal collecting unit, the signal comparing unit generates a first
output voltage based on comparison of the input signal with a threshold voltage;

an inverting circuit having an output connecting to the enable EN pin of the DC/DC converter; and
a signal processing unit electrically connected to the signal comparing unit, the signal processing unit generating a second
output signal, the second output signal connecting, through the inverting circuit, to the enable EN pin of the DC/DC converter,
the second output signal turns on or turns off the DC/DC converter based on to the first output voltage from the signal comparing
unit, wherein the controlling circuit module comprises two resistors R1, R2 in series and a triode Q1, a base of the triode Q1 is electrically connected between the resistors R1, R2, a collector of the triode Q1 is electrically connected to the EN pin of the DC/DC converter, an emitter of the triode Q1 is ground.

US Pat. No. 9,377,166

LENS, LED MODULE AND ILLUMINATION SYSTEM HAVING SAME

Self Electronics Co., Ltd...

1. A lens comprising:
an optical axis;
a light source recess arranged through the optical axis;
a light emitting surface crossing through the optical axis; and
a critical reflection surface arranged between the light source recess and the light emitting surface, wherein the light source
recess is a rectangular opening in a section view which crosses through the optical axis and has a center axis which overlaps
with the optical axis, the light source recess has a wedge-shaped opening in a section view along the optical axis, the wedge-shaped
hole has a top wall which crosses through the optical axis, the top wall has a convex surface, the section view where the
rectangular opening is in is perpendicular to that where the wedge-shaped opening is in.

US Pat. No. 9,961,795

POWER SUPPLY SYSTEM FOR SHELVING SYSTEM

Self Electronics Co., Ltd...

1. A power supply system for shelving system, comprising:a support arm, the support arm comprising a mounting hole, and a mounting plate disposed in the mounting hole, the thickness of the mounting plate being less than the depth of the mounting hole; and
an electrical supply device, the electrical supply device being mounted on the mounting plate and comprising a circuit board, and a first protection cover covering the circuit board, the circuit board being clamping between the mounting plate and the first protection cover, a side wall of the first protection cover opposite to the circuit board being flush with a side wall of the mounting hole.

US Pat. No. 9,453,622

LENS AND LED MODULE HAVING THE SAME

Self Electronics Co., Ltd...

1. A lens comprising:
an optical axis;
a light source recess arranged through the optical axis;
a reflection surface crossing through the optical axis;
a light emitting surface; and
a critical reflection surface which is arranged in a spaced relationship with the optical axis, wherein the reflection surface
receives the light from the light source recess and reflects the light from the light source recess onto the critical reflection
surface, the critical reflection surface is arranged between the light source recess and the reflection surface and receives
the light from the light source recess and the reflection surface and reflects the light from the light source recess and
the reflection surface towards the reflection surface, the light emitting surface has same structure with the reflection surface,
the light reflected from the critical reflection surface is emitted via the light emitting surface.

US Pat. No. 9,504,119

LED DRIVER HAVING SHORT CIRCUIT PROTECTION

Self Electronics Co., Ltd...

1. An LED driver having short circuit protection, comprising:
a power;
a controlling module coupled to the power so as to control output current of the LED driver, the controlling module comprising
a first switch;

a sampling module coupled to the first switch and configured to sample the output voltage of the first switch, the sampling
module outputting low level signal during short circuit

a switch controlling module coupled to the sampling module, and;
a second switch coupled to the output terminal of the power and the switch controlling module and be controlled by the switch
controlling module, the switch controlling module turning off the second switch so as to reduce the input voltage of the controlling
module when the switch controlling module receives the low level signal.

US Pat. No. 9,360,169

LENS, LED MODULE AND ILLUMINATION SYSTEM WITH ASYMMETRIC LIGHTING DISTRIBUTION

Self Electronics Co., Ltd...

1. A lens having a light source recess for disposing a light source and an optical axis passing a center of the light source
recess, the lens further comprising:
a first light emitting concave surface facing to the light source recess; and
a second light emitting concave surface connected to the first light emitting concave surface and
wherein each of the first light emitting concave surface and the second light emitting concave surface has a profile with
at least one tangent line, each of the tangent lines being tangential to an intersecting point on the profile between the
first light-emitting concave surface and the second light-emitting concave surface, each of the tangent lines forms an acute
angle with the optical axis; and

the first light emitting concave surface and the second light emitting concave surface covers an entire surface facing the
light source, the optical axis passes the first light emitting concave surface and is spaced away from an intersecting line
of the first and second light emitting concave surfaces.

US Pat. No. 9,127,824

LED LAMP

Self Electronics Co., Ltd...

1. An LED lamp comprising:
a house;
a light module mounted in the house, the light module comprising a printed circuit board, and a number of LEDs electrically
connected to the printed circuit board; and

a light frame disposed in front of the house;
a lens module received in the house and disposed in front of the light module, the lens module comprising a lens base, and
a number of lenses disposed on the lens base, the lenses being responsive to the LEDs, and each of the LEDs being disposed
on the bottom of the lenses respectively;

a shade module received in the house and disposed in front of the lens module, the shade module comprising a shade base and
a plurality of shades disposed on the shade base, the shades being responsive to the lenses, and a bottom of the shades touching
the lens base, wherein each of the shades comprises a hole and area of the section of the hole is the same as that of a big
end of the lens, the axial height of the hole must meet the following formula:

wherein ?max is a maximum diameter of the light emitting surface, ?max is an maximum output angle between light path of light emitted from the outermost boundary of the light emitting surface and
the optical axis of the lens.

US Pat. No. 9,854,639

POWER SUPPLY CIRCUIT FOR LED LIGHTING

Self Electronics Co., Ltd...

1. A power supply circuit for LED lighting, comprising:
an LED power prime circuit (10);

a load (20) electrically connected to output terminals of the LED power prime circuit (10);

a short circuit protection switch module (30) electrically connected between the LED power prime circuit (10) and the load (20), the short circuit protection switch module (30) comprising a load switch (301) configured for turning on or turning off the load (20);

a circuit detecting module (40) electrically connected to the short circuit protection switch module (30), the circuit detecting module (40) comprising a comparing detecting unit (41), and a time delay unit (42), the comparing detecting unit (41) comparing the output voltage of the LED power prime circuit (10) and a predetermined reference voltage and outputting a controlling signal according to the comparison result, the time delay
unit (42) outputting a switch control signal after a delay time for a predetermined time in accordance with a control signal of the
comparing detecting unit (41); and

a controlling switch module (50) configured for turning on or turning off the load switch (301) in accordance with the switch control signal outputted by the time delay unit (42) so as to turn on or turn off the power supply for the load (20).

US Pat. No. 9,435,499

BAR-TYPED DOUBLE-ROW LED LIGHTING

Self Electronics Co., Ltd...

1. A bar-typed double-row LED lighting comprising an elongate shell, a first row LED lamp disposed on the elongate shell,
a second row LED lamp disposed on the elongate shell and spaced from and parallel to the first row LED lamp, each of the first,
second row LED lamps comprising a plurality of LED chips, the LED chips of each of the first, second row LED lamps are spaced
from each other, each of the LED chips of the first row LED lamp being staggered from that of the second row LED lamp, a first
optical axis of the LED chips of the first row LED lamp having a crossing point with a second optical axis of the LED chips
of the second row LED lamp when the first, second optical axes of the LED chips of the first, second row LED lamps are projected
onto a cross section of the elongate shell along a direction vertical to a longitudinal direction thereof, the bar-typed double-row
LED lighting further comprising a first cover coupling onto the first row LED lamp, and a second cover coupling onto the second
row LED lamp, the first cover comprising a plurality of first depressions which are formed far away from the second optical
axis of one LED chip of the second row LED lamp, the second cover comprising a plurality of second depressions which are formed
far away from the first optical axis of one LED chip of the first row LED lamp.

US Pat. No. 9,255,669

LENS, LED MODULE AND ILLUMINATION SYSTEM HAVING SAME

Wanjiong Lin, Ningbo (CN...

1. A lens comprising:
a light source recess 111 for receiving a light source, the light source has an optical axis substantially perpendicular to the light source;

a first light emitting surface 112 opposite to the light source recess 111, the first light emitting surface being substantially flat and forming an oblique angle with the optical axis;

a critical reflection surface 113 formed between the light source recess 111 and the first light emitting surface 112; and

a second light emitting surface 114 extending parallelly along the optical axis between the light source recess 111 and the first light emitting surface 112, the second light emitting surface 114 extending from the light source recess to the first light emitting surface 112,

wherein light from the light source is emitted only through the first light emitting surface and the second light emitting
surface.

US Pat. No. 9,835,320

POWER SUPPLY SYSTEM FOR SHELF TRACK LIGHTING DEVICE

Self Electronics Co., Ltd...

1. A power supply system for shelf track lighting device, comprising:
a track, the track comprising a U-shaped slot, two grooves respectively arranged on the two side walls of the U-shaped slot,
and two conductive posts respectively received in the two grooves;

a jointer slidably disposed on the track, the jointer comprising a bottom cover, an upper cover fastened onto the bottom cover,
and two elastic chips interposed between the bottom cover and the upper cover, the upper cover comprising a T-shaped supporting
cover extending outwardly therefrom, the two elastic chips being clamped between the T-shaped supporting cover and the bottom
cover, each of the two elastic chips being of a S-shaped configuration and comprising an arm, a supporting end, an arc-shaped
bend portion, and three right-angle-shaped bend portions, the arc-shaped bend portion being arranged between the arm and one
of the right-angle-shaped bend portions, the arm extending out of the T-shaped supporting cover and electrically connecting
to one of the conductive posts.

US Pat. No. 9,961,735

LED CONSTANT-VOLTAGE DIMMING POWER SUPPLY AND DIMMING SYSTEM FOR LED LAMP HAVING SAME

Self Electronics Co., Ltd...

1. An LED constant-voltage dimming power supply being electrically connected to a dimmer and configured for changing duty ratio of output voltage thereof according to a controlling signal from the dimmer, comprising:a constant-voltage source being configured for outputting a constant voltage;
a damping discharge circuit module electrically connected to an input end of the constant-voltage source, the damping discharge circuit module being configured for stabilizing a working current of the dimmer when the dimmer is turn on;
a phase detecting circuit module electrically connected to an output end of the constant-voltage source, the phase detecting circuit module being configured for taking a sample of an output voltage of the constant-voltage source and changing a voltage sample signal into a first duty ratio signal;
a duty ratio controlling module coupled to the phase detecting circuit, the duty ratio controlling module being configured for changing the first duty ratio signal into a second duty ratio signal; and
a switcher electrically connected to the duty ratio controlling module, the second duty ratio signal being applied to control the switcher, the switcher being configured for adjusting a duty ratio of an outputted constant voltage of the LED constant-voltage dimming power supply so as to adjust output power thereof according to the second duty ratio signal.

US Pat. No. 9,924,575

DIMMING CIRCUIT FOR DIGITAL CONTROL

Self Electronics Co., Ltd...

1. A digital dimming circuit, comprising:
two output terminals;
a voltage sampling unit electrically connected between the two output terminals, the voltage sampling unit configured for
sampling a voltage value between the two output terminals;

an error amplifier unit electrically connected the voltage sampling unit;
an impedance transforming unit electrically connected to output ends of the error amplifier unit; and
a MCU (Microcontroller Unit) voltage generating unit electrically connected to input ends of the error amplifier unit, the
MCU voltage generating unit configured for setting an output voltage of the digital dimming circuit, wherein the error amplifier
unit is configured for comparing the voltage value between the two output terminals with the output voltage set by the MCU
voltage generating unit, the impedance transforming unit comprises an NPN-typed triode (Q1) and is configured for adjusting a resistance value of the NPN-typed triode (Q1) according to an output value of the error amplifier unit so as that the output voltage value of the digital dimming circuit
is equal to the output voltage value set by the MCU voltage generating unit.

US Pat. No. 9,822,941

UPRIGHT LAMP HAVING LENGTH ADJUSTABLE LAMP-POST

Self Electronics Co., Ltd...

1. An upright lamp having length adjustable lamp-post comprising a lamp-post, a plug mounted on the lamp-post, and a fastener
configured for connecting the lamp-post and the plug, the lamp-post having a jack opened therein, the plug being inserted
into the jack, the plug having a uniform cross section area and cross section shape with that of the jack, a hole being opened
in the plug along axial direction thereof and being configured for receiving the fastener, the hole being intersected with
a side wall of the plug, the fastener being threaded into the hole after the plug is inserted into the jack.

US Pat. No. 10,006,612

LED LIGHTING ASSEMBLY STRUCTURE

Self Electronics Co., Ltd...

1. An LED lighting assembly structure, comprising:a lamp housing, the lamp housing comprising at least one slot;
an end cap interposed in the lamp housing, the end cap comprising a lug cap covering part of the slot, at least one through-hole mating with the slot, and at least one reinforcing rib disposed between the through-hole and the lug cap; and
at least one fastener disposed in the lamp housing and the end cap, the reinforcing rib and the through-hole being partially coincident with each other in a cross section perpendicular to the central axis of the through-hole,
wherein the at least one fastener cuts into the reinforcing ribs when the fastener is threaded through the through-hole and screwed into the slot.

US Pat. No. 10,113,715

SHEVLE SYSTEM AND LABEL LED STRIP LAMP THEREFOR

Self Electronics Co., Ltd...

1. A shelve system and a label LED strip lamp therefor, comprising:the shelve system comprising at least one carrier element, each of at least one carrier element comprising a body, and a clamping assembly disposed on the body and configured for assembling the label LED strip lamp;
the clamping assembly comprising a clamping slot disposed on the body, and a catch plate provided on the clamping slot;
the clamping slot comprising a first wall, and a second wall spaced from the first wall, in a cross section taken along an extending direction of the clamping slot, a free end of the first wall being connected to the body, a free end of the second wall being connected to the catch plate, and in the cross section perpendicular to the extending direction of the clamping slot an angle between the second wall and the catch plate being an acute angle;
the label LED strip lamp comprising a snap assembly for engagement with the catch plate, a lamp tube provided on the snap assembly, in the cross section perpendicular to the extending direction of the clamping slot;
the snap assembly comprising a connecting edge, a set of clamping tooth disposed on one side of the connecting edge, and a wavy-shaped engaging edge spaced apart from the clamping tooth, a maximum distance between the engaging edge and the clamping tooth being equal to a thickness of the catch plate, the clamping tooth being inserted into the clamping slot in the cross section perpendicular to the extending direction of the clamping slot;
the lamp tube comprising a non-transparent edge, an upper light transmitting edge connecting the non-transparent edge with the catch plate, and a lower light transmitting edge connecting the non-transparent edge with the catch plate, the upper light transmitting edge being spaced apart from the lower light transmitting edge, and the non-transparent edge having a larger width than the catch plate.

US Pat. No. 10,152,904

LED STRIP LIGHT FOR SHELF SIGNBOARDS

Self Electronics Co., Ltd...

1. An LED strip light for shelf signboards, the shelf comprising at least one laminate which comprises one card board for setting the LED strip light for shelf signboards, characterized in that comprising:a strip-shaped lamp chamber and
an LED light-emitting module disposed within the strip-shaped lamp chamber, on a cross-section perpendicular to the direction in which the strip-shaped lamp chamber extends, the strip-shaped lamp chamber comprising: a card board connecting edge for connecting the card board, a non-transparent edge spaced from the card board connecting edge, an upper transparent edge connecting the card board connecting edge and the non-transparent edge, a lower transparent edge connecting the card board connecting edge and the non-transparent edge and spaced from the upper transparent edge, the upper transparent edge being parallel to the laminate, the length of the card board connecting edge being less than that of the non-transparent edge, the LED light-emitting module which is provided on the card board connecting edge comprising at least one LED chip and a strip lens arranged in the direction in which the light emitted from the LED chip, each LED chip comprises an optical axis,
on a cross-section perpendicular to the extending direction of the strip-shaped lamp chamber the strip lens comprising an incident surface, a first fully reflecting surface, a second fully reflecting surface, a refractably reflecting surface connected to the second fully reflecting surface and a boundary line between the first fully reflecting surface and the second fully reflecting surface, the first fully reflecting surface reflecting all the incident light thereon toward the upper transparent edge, the second fully reflecting surface reflecting all the incident light thereon toward the refractably reflecting surface, the refractably reflecting surface refracting the light from the incident surface and reflecting the light from the second fully reflecting surface, the light emitted from the refractably reflecting surface being directed toward the lower transparent edge, and the boundary line intersecting the optical axis of the LED chip.

US Pat. No. 10,151,457

ASSEMBLING MECHANISM FOR LED DOWNLIGHT

Self Electronics Co., Ltd...

1. An assembling mechanism for LED downlight, comprising:a cylindrical body;
at least one spring fixed on the cylindrical body, each of the at least one spring comprising a fixing portion, a reed extending from the fixing portion along a rotation direction of the cylindrical body, and a catching portion disposed on the reed, the catching portion extending along a radial direction of the cylindrical body; and
a cover assembled on the at least one spring, the cover comprising at least one clamping gap, each of the at least one clamping gap comprising an open provided along the rotation direction of the cylindrical body, the catching portion being inserted into the clamping gap from the opening by rotating the cover,
wherein an overhead hook is provided on the reed, the cover comprises a stop bar disposed on an outer side of the clamping gap, the stop bar extends along the axial direction of the cylindrical body, and the overhead hook is locked on the stop bar so as to prevent the cover from rotating around the cylindrical body,
wherein the cover further comprises at least one barb provided thereon, the cylindrical body comprises a slot disposed in an inner side wall thereof, and each of the at least one barb is hooked into the slot of the cylindrical body to prevent the cover from moving in the axial direction of the cylindrical body.

US Pat. No. 10,151,467

INTERCONNECTION MECHANISM FOR LED BAR LIGHTING

Self Electronics Co., Ltd...

1. An interconnection mechanism for LED bar lighting, comprising:a plug mechanism, the plug mechanism comprising a hollow socket, a plug received in the hollow socket, and a connection pin disposed on the hollow socket, the hollow socket comprising a hollow plug barrel, a stop ring disposed on an outer side wall of the hollow plug barrel, a wedge importing ring disposed on the outer side wall of the hollow plug barrel and spaced apart from the stop ring, and at least one opening opened on the hollow plug barrel, a slope of the wedge importing ring extending toward a free end of the hollow plug barrel, the connection pin comprising at least one plug locating ring, at least one socket locating ring connected to the plug locating ring, and at least one socket locating bar disposed on an inner side wall of the socket locating ring, the plug locating ring being arranged between the stop ring and the wedge importing ring for fixing the relative position of the connection pin and the hollow socket, an inner diameter of the socket locating ring being equal to that of the hollow plug barrel; and
a socket mechanism, the socket mechanism comprising a hollow socket barrel, and a locating slot provided on the hollow socket barrel, an outer diameter of the hollow socket barrel being equal to an inner diameter of the hollow plug barrel, the socket locating bar being engaged with the locating slot so as to fix the relative position of the connection pin and the hollow socket barrel.

US Pat. No. 10,151,472

LED STRIP LIGHT FOR SHELF SIGNBOARDS

Self Electronics Co., Ltd...

1. An LED strip light for shelf signboards, the shelf comprising at least one laminate which comprises one card board for setting the LED strip light for shelf signboards, characterized in that comprising:a strip-shaped lamp chamber and
an LED light-emitting module disposed within the strip-shaped lamp chamber,
on a cross-section perpendicular to the extending direction of the strip-shaped lamp chamber, the strip-shaped lamp chamber comprising a card board connecting edge for connecting the card board, a non-transparent edge spaced from the card board connecting edge, an upper transparent edge connecting the card board connecting edge and the non-transparent edge, a lower transparent edge connecting the card board connecting edge and the non-transparent edge and spaced from the upper transparent edge, the upper transparent edge being parallel to the laminate, the length of the card board connecting edge being less than that of the non-transparent edge, the LED light-emitting module which is provided on the card board connecting edge comprising at least one LED chip, and a strip-shaped reflective device arranged in the light emitting direction of the LED chip, on the cross-section perpendicular to the extending direction of the strip-shaped lamp chamber the strip-shaped reflective device comprising a first reflective surface and a second reflective surface and a boundary line between the first reflective surface and the second reflective surface, the first reflective surface reflecting all the light thereon toward the upper light transparent edge, the second reflective surface reflecting all the light thereon toward the lower transparent edge, the boundary line intersecting the optical axis of the LED chip.

US Pat. No. 10,054,303

ASSEMBLE MECHANISM OF LED LAMP AND DISASSEMBLING METHOD THEREOF

Self Electronics Co., Ltd...

1. An assemble mechanism of LED lamp, comprising:at least two strip houses (10), each of the strip houses (10) having a U-shaped groove (101) and two slots (102) opened two side walls thereof respectively;
at least two covers (20), the two covers (20) being arranged onto the two strip houses (10) respectively, each of the covers (20) comprising two bar-typed pins (201), the two bar-typed pins (201) being inserted into the two slots (102) respectively; and
at least one coupling assembly (30), the coupling assembly (30) being configured for connecting two strip houses (10) together, the coupling assembly (30) comprising a plug (31) disposed at one end of one of the strip houses (10) and a socket (32) disposed at the other end of the strip houses (10) and connected to the plug (31), the plug (31) comprising a plug-body (311) fixed on the strip houses (10), and a T-shaped head (312) extending from the plug-body (311), the T-shaped head (312) comprising a straight bar (313) connected to the plug-body (311), a horizontal bar (314) extending from the side walls of the straight bar (313), and two wedge structures (315) provided on two side walls of the straight bar (313) respectively, the socket (32) comprising a socket body (321) fixed on the strip houses (10), and a T-shaped cavity (322) extending from the socket body (10) configured for receiving the T-shaped head (312), and two catches (323) provided on two inner side walls of the T-shaped cavity (322) respectively and configured for clamping the wedge structures (315).

US Pat. No. 10,143,061

CONSTANT CURRENT POWER SUPPLY WITH A PLURALITY OF CURRENT OUTPUTS FOR LED LAMPS

Self Electronics Co., Ltd...

1. A constant current power supply with a plurality of current outputs for LED lamps, comprising:a DC/DC control module having overvoltage protection function and configured for controlling to output a constant current value;
an overvoltage detection circuit electrically connected to the DC/DC control module, the overvoltage detection circuit comprising two voltage sampling resistors connected in series;
a current sampling resistor connected in series in loop of the constant current power supply;
at least one output current conversion circuit connected in parallel with the current sampling resistor, the output current conversion circuit comprising a switch, a MOS transistor with a grid electrode electrically connected to the switch, and a current conversion sampling resistor electrically connected between a drain of the MOS transistor and an output of the constant current power supply, a source of the MOS transistor being grounded; and
at least one overvoltage protection resistor electrically connected between the output current conversion circuit and the overvoltage detection circuit, an overvoltage protection input of the DC/DC control module being electrically connected between two voltage sampling resistors, the overvoltage protection resistor connected in series between the two voltage sampling resistors and the grid electrode of the MOS transistor, each of output current conversion circuits being electrically connected to one overvoltage protection resistance.

US Pat. No. 9,964,292

ANGLE ADJUSTMENT MECHANISM FOR LED BAR LIGHTING

Self Electronics Co., Ltd...

1. An angle adjustment mechanism for LED bar lighting, comprising:a lamp body;
two end covers respectively arranged two ends of the lamp body along an axial direction thereof, each of the two end covers comprising a threading pipe extending along the axial direction of the lamp body;
two lamp frames respectively mounted on the two threading pipes;
two wheel gears respectively fixed on the two lamp frames, each of the two wheel gears comprising a plurality of gear teeth along a radial direction thereof and rotating around the threading pipe;
two outer end caps respectively fixed and covered on the two end covers; and
at least two stopping plates respectively received in the two lamp frames, each of the stopping plates providing at least one stopping tooth which is coupling to the gear teeth.

US Pat. No. 10,151,871

ULTRA-THIN LED BAR LIGHTS

Self Electronics Co., Ltd...

1. An ultra-thin LED bar lights, comprising:a bar house, the bar house comprising a light mounting groove, and an accessory place board connected to one side wall of the light mounting groove;
a light module received in the bar house, the light module comprising a circuit board and a plurality of LED chips, an angle between the circuit board and the accessory placed board being larger than 80 degrees and less than 90 degrees;
a reflection film arranged on the bar house, the reflection film being a diffuse reflective film and mounted on the accessory placed board;
a light guide plate provided on the reflection film, the light guide plate comprising an incidence wall for receiving the emitted light of the light module, three reflective walls for reflecting light, and a diffusion surface contacting with the reflection film, a width of the diffusion surface of the light guide plate being between 3 times or 4 times the length or the maximum diameter of the LED chips and providing a plurality of light guide points thereon, the light guide points comprising a plurality of spaced apart circular dots, the total area of which is 50% to 55% of the total area of the diffusion surface; and
a cover arranged on the light emitting direction of the light guide plate and has a light transmittance less than 90%.

US Pat. No. 10,172,200

SYSTEM FOR REGULATING THE MINIMUM OUTPUT CURRENT OF AN LED DIMMING POWER SUPPLY

Self Electronics Co., Ltd...

1. A system for regulating the minimum output current of an LED dimming power supply, comprising:an initial value setting module,
a data detection module,
a data processing module,
an output adjustment module,
a DC/DC current output module electrically connected with the output adjustment module, a regulated load connected in series at the output of the DC/DC current output module, and
an output regulation module,
the initial value setting module being configured to preset a threshold value of a minimum output rated current of the LED dimming power supply and tune a control signal output by the output adjustment module that controls an output value of the DC/DC current output module to the minimum, the data detection module being configured to detect a load current flowing through the regulated load, the data processing module being configured to compare the load current with the threshold value and output a comparison result, the output adjustment module being configured to adjust the output control signal according to the output result of the data processing module, while the load current is less than the threshold value, in order to adjust the output voltage of the DC/DC current output module, and make sure that the current value on the regulated load is equal to the threshold value, the DC/DC current output module being configured to convert an input DC constant voltage into a DC constant current, and the output regulation module being configured to regulate the output value of the control signal of the output adjustment module when the load current is equal to the threshold value by adjusting the control signal of the output adjustment module.

US Pat. No. 10,082,253

ULTRA-THIN SURFACE MOUNTED LED LAMP HAVING SURFACE EMITTING LIGHT

Self Electronics Co., Ltd...

1. An ultra-thin surface mounted LED lamp having surface emitting light, comprising:a house, the house comprising a bottom and a side wall extending from the bottom;
a light module received in the house, the light module being striped and comprising a plurality of LED chips, a light emitting direction of the light module being perpendicular to the side wall of the house, a maximum distance between the two LED chips at a head and tail of the light module accounting for two-thirds of the total circumference of the side walls;
a reflection film mounted in the house, the reflection film being a diffusion reflective film and mounted on the bottom of the house;
a light guide plate arranged in the house, an edge of the light guide plate being provided with a diffusion groove at a position opposite to each of the LED chip, the diffusion groove being a V-shaped shape and a bottom of the V-shaped shape being circular, the light guide plate comprising an incident wall configured for receiving the emitted light of the light module and a reflecting wall configured for reflecting light, a length of the incident wall being equal to the maximum distance between the two LED chips at the head and tail of the light module, the reflective wall having a reflecting layer provided thereon; and
a plurality of light guide points provided on the light guide plate and sandwiched between the reflection film and the light guide plate, the light guide points being spaced apart circular dots, the total area of which is 60% to 65% of the total area of the light guide plate.

US Pat. No. 10,082,276

INSTALLATION MECHANISM OF LED LIGHTING

Self Electronics Co., Ltd...

1. An installation mechanism of LED lighting, comprising:a house, the house comprising a mounting slot provided on a side wall along an axial direction thereof, the mounting slot comprising an implantation portion and a catch portion communicating with the implantation portion, the catch portion comprising at least one catching arm provided on one of two opposite side walls thereof; and
a mounting plate, the mounting plate comprising two catch edges inserted in the catch portion, the implantation portion being configured for presetting the mounting plate, each of the catch edge having a Z-typed shape in a cross section of the mounting plate along the axial direction of the house, a free edge of the Z-typed catch edge being inserted into a gap between the catching arm and the bottom of the mounting slot.

US Pat. No. 10,172,193

DC POWER SUPPLY AND ITS LED LAMP AND CONTROL SYSTEM

Self Electronics Co., Ltd...

1. A DC power supply for preventing output from being misconnected to a power supply, comprising:a DC power supply comprised of a positive output terminal and a negative output terminal, and an anti-misconnection module electrically connected to the DC power supply wherein the anti-misconnection module comprises a positive access terminal and a negative access terminal which are electrically connected to the positive and negative output terminals of the DC power supply respectively, a NMOS transistor controlling on-off of the negative access terminal, a load access unit performing a turn-on operation of the NMOS transistor, a forward blocking unit performing a turn-off operation of the NMOS transistor, and a backward access unit performing a turn-off operation of the NMOS transistor,
the source electrode and the drain electrode of the NMOS transistor being connected in series at the negative access terminal, the load access unit being electrically connected between the positive output terminal and the gate of the NMOS transistor wherein the load access unit comprises a diode D1 connected in series between the positive output terminal and the gate of the NMOS transistor wherein the cathode of the diode D1 is connected to the gate of the NMOS transistor,
the forward blocking unit comprising a diode D2 connected in series between the positive output terminal and the positive access terminal and a diode D3 connected in series between the positive access terminal and the gate of the NMOS transistor wherein the cathode of the diode D2 is electrically connected to the positive access terminal and the cathode of the diode D3 is electrically connected to the positive access terminal,
the backward access unit comprising a diode D4 connected between the gate and the source electrode of the NMOS transistor, a zener diode D5 connected in series between the negative input terminal and the gate of the NMOS transistor and a transistor Q1 wherein the cathode of the diode D4 is electrically connected to the gate of the NMOS transistor and the cathode of the zener diode D5 is connected to the negative input terminal, the base of the transistor Q1 is connected to the anode of the diode D5, the collector of the transistor Q1 thereof is connected to the gate of the NMOS transistor and the emitter of the transistor Q1 is connected to the source electrode of the NMOS transistor and the negative output terminal of the DC power supply.

US Pat. No. 10,132,479

FLIPPING INSTALLATION DEVICE FOR LED STRIP LIGHTING

Self Electronics Co., Ltd...

1. A flipping installation device for LED strip lighting, comprising:an installation frame comprising a square slot;
a house received in the installation frame;
at least one link mechanism disposed in one of two jointing edges of the installation frame and the house, each of the at least one link mechanism comprising a first link mounted on the installation frame, a second link disposed on the house, and a third link rotatably connected between the first and second links, the first and second and third links being perpendicular to each other in a cross section perpendicular to an axial direction of the house when the house has been installed into the installation frame; and
at least one clamping mechanism disposed in the other jointing edge of the installation frame and the house, each of the at least one clamping mechanism comprising a catch head disposed on the installation frame, and a resilient lock disposed on the house and coupled to the catch head, the link mechanism and the clamping mechanism being located on the opposite side of the house,
wherein two stop bars are respectively provided on two free edges of the installation frame, the two stop bars are configured for limiting the depth of the house in the installation frame when the house is rotated into the square slot of the installation frame.

US Pat. No. 10,145,521

LED STRIP-SHAPED LAMP WITH A CONNECTING STRUCTURE

Self Electronics Co., Ltd...

1. An LED strip-shaped lamp with a connecting structure, comprising:a first lamp housing, a plug disposed on the first lamp housing, a second lamp housing coupled with the first lamp housing, a socket on the second lamp housing and coupled to the plug; the plug comprising a first magnet disposed at an end of the first lamp housing and a first pad coupled within the first lamp housing, a first electrical connector fixed in the first pad; the first pad sandwiched between the first lamp housing and the first magnet;
the socket comprising a second magnet disposed at an end of the second lamp housing and a second electrical connector fixed in the second pad, a second electrical connector fixed in the second pad; the second pad sandwiched between the second lamp housing and the second magnet;
the first magnet and the second magnet attracting each other to couple the first lamp housing and the second lamp housing; when the first and second magnets are coupled, the first electrical connector and the second electrical connector being coupled to each other to connect electrically.

US Pat. No. 10,211,751

NON-POLAR RECTIFYING CIRCUIT

Self Electronics Co., Ltd...

1. A non-polar rectifying circuit, comprising: a first input terminal; a second input terminal; a first output terminal; a second output terminal; a first P-channel MOS transistor; a second P-channel MOS transistor; a first N-channel MOS transistor; a second N-channel MOS transistor, and the first input terminal is connected with a drain of the first P-channel MOS transistor and a drain of the first N-channel MOS transistor, the second input terminal is connected with a drain of the second P-channel MOS transistor and a drain of the second N-channel MOS transistor, the first output terminal is electrically connected with the sources of the first and second P-channel MOS transistors, the second output terminal is electrically connected with the sources of the first and second N-channel MOS transistors; wherein the second input terminal is electrically connected to a gate of the first P-channel MOS transistor by a fourth regulator, wherein an anode of the fourth regulator is electrically connected to the second input terminal, a cathode of the fourth regulator is connected to the gate of the first P-channel MOS transistor, and the first input terminal is electrically connected to a gate of the second P-channel MOS transistor by a third regulator, an anode of the third regulator is electrically connected to the first input terminal, a cathode of the third regulator is electrically connected to the gate of the second P-channel MOS transistor; wherein the first input terminal is electrically connected to a gate of the second N-channel MOS transistor by a first regulator, wherein a cathode of first regulator is electrically connected to the first input terminal, an anode of the first regulator is electrically connected to the gate of the second N-channel MOS transistor, and the second input terminal is electrically connected to a gate of the first N-channel MOS transistor by a second regulator, a cathode of the second regulator is electrically connected to the second input terminal, an anode of the second regulator is electrically connected with the gate of the first N-channel MOS transistor; wherein the cathodes of the third regulator and the fourth regulator are electrically connected through a second protection resistor and anodes of the first regulator and the second regulator are electrically connected through a first protection resistor.

US Pat. No. 10,184,622

ELECTRICAL SUPPLY AND SHELF SYSTEM HAVING SAME

Self Electronics Co., Ltd...

1. An electrical supply, comprising:a bottom cover;
a top cover mounted on the bottom cover, the top cover comprising a row of positive collector holes and a row of negative collector holes spaced apart from the positive collector holes, the positive holes comprising a first positive hole and a second positive hole spaced apart from the first negative hole, the negative collector holes comprising a first negative hole and a second negative hole spaced apart from the first negative hole, the positive and negative collector hole being slots; and
a positive electric contact and a negative electric contact, the positive electric contact comprising a first positive free end and a second positive free end, the first and second positive free ends being inserted through the first and second positive holes, the negative electric contact comprising a first negative free end and a second negative free end, the first and second negative free ends being inserted through the first and second negative holes, a chord length of the positive electric contact being less than a maximum distance between the first and second positive holes of the positive collector hole, a chord length of the negative electric contact being less than a maximum distance between the first and second negative holes of the negative collector hole, when the first positive free end of the positive electric contact moves towards the top cover, the second positive free end of the positive electric contact moves away from the top cover, when the first negative free end of the negative electric contact moves towards the top cover, the second negative free end of the positive electric contact moves away from the top cover.

US Pat. No. 10,172,483

RACK SYSTEM HAVING ELECTRICAL SUPPLY

Self Electronics Co., Ltd...

1. A rack system having an electrical supply, comprising:at least one backboard;
a track body with a plurality of grooves attached to the backboard;
two magnetic strips disposed on two grooves on the track body;
two current conductors disposed in two separate grooves between the two magnetic strips; and
a supplier attached on top of the track body, the supplier comprising
two contactors spaced apart from each other, and
two magnetic columns arranged both sides of the contactors and attached onto the two magnetic strips,
wherein each contactor abuts against one of the magnetic strips so that the two contactors are electrically connected to the current conductor.

US Pat. No. 10,174,889

LED BAR LIGHTING WITH UNIFORM ILLUMINATION

Self Electronics Co., Ltd...

1. An LED bar lighting with uniform illumination, comprising:at least two LED chips (50) which are arranged in a row, each of the at least two LED chips (50) having an optical axis (51); and
a bar lens (30) mounted on top of the at least two LED chips (50), the bar lens (30) comprising a lens portion (31), two supporting portions connected to both end of the lens portion, and two mounting portions, each mounting portion connected to a supporting portion, and the lens portion (31) comprising an in-light surface profile line (311) and an out-light surface profile line (314) in a cross section perpendicular to the axial direction of the bar lens (30), the in-light surface profile line (311) having an axis of symmetry of the optical axis of the LED chips (50) and comprising a first arc (312) and two second arcs (313) arranged on two sides of the first arc (312), the first arc and two second arcs forming a continuous convex surface, the first arc (312) being tangent to the second arc (314) and the radius of the first arc (312) being smaller than that of the second arc (314), the out-light surface profile line (314) having an axis of symmetry of the optical axis (51) of the LED chips (50), the radius of the out-light surface profile line (314) being gradually reduced toward two sides thereof from an intersection of the out-light surface profile line (314) and the optical axis (51), the radius of the out-light surface profile line (314) at the intersection of the out-light surface profile line (314) and the optical axis (51) being infinite, the refraction angle at both end points of the out-light surface profile line (314) being 0 degree.

US Pat. No. 10,314,128

DIMMING CONTROL POWER SUPPLY FOR LED LAMPS

Self Electronics Co., Ltd...

1. A dimming control power supply for LED lamps, comprising:a first secondary power supply module,
an output control module powered by the first secondary power supply module,
a PWM signal receiving module for controlling output current of the output control module, and
a control signal converting module electrically connected between the PWM signal receiving module and the output control module, the output control module configured to adjust the output current according to a received constant DC voltage signal with a variable amplitude, the control signal converting module comprises a buck filter circuit electrically connected to an output terminal of the first secondary power supply module;
a voltage division circuit electrically connected with the buck filter circuit, and a filter circuit electrically connected between the voltage division circuit and the output control module;
the control signal converting module configured to convert the PWM signal received by the PWM signal receiving module into the constant DC voltage signal with the variable amplitude;
the output control module configured to adjust the output current according to the constant DC voltage signal with a variable amplitude to adjust brightness of the LED lamps.

US Pat. No. 10,292,223

CONTROL CIRCUIT FOR LED LAMPS

Self Electronics Co., Ltd...

1. A control circuit for LED lamps, comprising:a rectifier module,
a filter module connected in parallel with an output of the rectifier module, at least one additional expansion module connected in parallel with the filter module and an output control module; the filter module comprising a filter capacitor (C6), the output control module being configured to output a PWM signal or a PFM signal, the at least one additional expansion module comprising an additional filter circuit connected in parallel with the filter module, a switch control circuit for controlling on-off of the additional filter circuit, and a duty cycle/frequency sampling circuit electrically connected to the switch control circuit, the additional filter circuit comprising an additional filter capacitor (C13) and a switch for controlling on-off of the additional filter capacitor, the duty cycle/frequency sampling circuit sampling power of the PWM signal or the PFM signal and outputting a control signal by the duty cycle of the PWM signal or the PFM signal, the switch control circuit controlling the switch of the additional filter capacitor according to the control signal output by the duty ratio/frequency sampling circuit to increase or decrease a size of a filter capacitor value of the control circuit for the LED lamps;
wherein the duty cycle-frequency sampling circuit comprises two resistors (R1), (R42) and a capacitor (C23), the resistors (R1) and (R42) are connected in series, a first end of the capacitor (C23) is electrically connected between the two resistors (R1) and (R42) and electrically connected to the switch control circuit, and a second end of the capacitor (C23) is grounded.

US Pat. No. 10,285,239

PROTECTION CIRCUIT FOR SHORT CIRCUIT OF LED POWER SUPPLY

Self Electronics Co., Ltd...

1. A protection circuit for short circuit of LED power supply, the output of the LED power supply being a constant voltage, comprising:a constant voltage source connected to the LED power supply;
a constant current source powered by the LED power supply, the constant current source being provided in parallel with the constant voltage source;
a switching module for controlling the constant current source to be turn off or turn on, the switching module comprising a PNP type transistor connected in series to the constant current source; and
an output current detecting module for controlling the switching module to be turn off or turn on, the output current detecting module comprising a NPN type transistor, a base of the NPN type transistor being electrically connected to a output terminal of the constant voltage source, an emitter of the NPN type transistor grounding, and a collector of the NPN type transistor being electrically connected to a base of the PNP type transistor,
wherein the output current detecting module comprises two divider resisters, one of the two divider resisters is electrically connected in series between the constant current source and the collector of the NPN type transistor, the other is electrically connected in series between the emitter of the NPN type transistor and ground, and the constant voltage source provides a voltage to the base of the NPN type transistor.

US Pat. No. 10,317,024

LED STRIP LIGHT

Self Electronics Co., Ltd...

1. An LED strip light for cabinet lighting, comprising:a strip-shaped lamp holder, and
a light-emitting module provided in the strip-shaped lamp holder, the strip-shaped lamp holder comprising a first mounting surface and a second mounting surface which are adjacent and perpendicular to each other and two light source slots respectively set at the free ends of the first and second mounting surfaces to install the light-emitting module, the angle between the light source mounting surface formed by the two light source slots and the first mounting surface being an acute angle between 30 and 40 degrees, two mounting grooves being respectively provided on the first mounting surface and the second mounting surface along the extending direction thereof, and one of the mounting grooves being a U-shaped groove and another being a V-shaped groove; the strip-shaped lamp holder further comprises a lampshade connection edge extending perpendicularly to the second mounting surface and a light-barrier reflective strip provided on the free side of the lampshade connection edge, and the angle between the light-barrier reflective strip and the first mounting surface is less than 25 degrees.