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. 9,127,828

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. 9,360,169

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. 9,453,622

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. 9,127,874

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. 9,127,824

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. 9,435,499

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. 9,860,954

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. 9,854,639

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. 9,835,320

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. 9,822,941

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.