Low-voltage alternating current-based led light with built-in cooling and automatic or manual dimming

Lighting unit with multiple light sources to emit functional light or dynamic lighting effect

Ventilator with a light-emitting device

Retrofit light emitting diode tube

LED drive circuit with improved flicker performance, and LED lighting device comprising same

Multi-mode control for solid state lighting

Lighting apparatus

Apparatus and method for tracking and cancelling DC offset to acquire small AC signal using dual feedback loops

Lighting device having a shunt circuit in parallel with a light source circuit therein

AC light emitting diode and AC LED drive methods and apparatus

LED TUBE LAMP WITH IMPROVED COMPATIBILITY WITH AN ELECTRICAL BALLAST

Toggle control for lighting system

Multiphase light fixture

Light emitting diode driver

Recalibration of a tunable lamp system

Light-emitting diode electrical circuitry for illumination

LIGHT EMITTING DEVICE AND LIGHT EMISSION CONTROL METHOD THEREOF

AC Light Emitting Diode and AC LED Drive Methods and Apparatus

LED LIGHT STRING HAVING SERIES-CONNECTED LIGHT BULBS WITH PARALLEL-CONNECTED LED CHIPS

LED tube lamp including light strip including a pad and an opening formed on the pad

Solid-state lighting structure with integrated control

Light-emitting apparatus and color-matching apparatus

Power converter between halogen transformer and LED

Non-polar rectifying circuit

Power supply system for shelf track lighting device

Color temperature controlled and low THD LED lighting devices and systems and methods of driving the same

Integrated device and method for driving lighting loads with a brightness compensation

Diode control device

Solar or wind powered assembly

Light emiting diode (LED) tube lamp compatible with different ballasts providing external driving signal

Multi-stage LED driver with current proportional to rectified input voltage and low distortion

Powerline communication control of light emitting diode (LED) lighting fixtures

Linear solid-state lighting with electric shock current sensing

Color mixing for solid state lighting using direct AC drives

LED lighting methods and apparatus

LED lighting methods and apparatus

LED lighting methods and apparatus

LED lighting apparatus with adjustable beam angle lens

LED lighting methods and apparatus

Combination dimmable driver

Alternating current-driven light emitting element lighting apparatus

CONSTANT POWER SUPPLY FOR THERMO-ELECTRIC CELLS

Lighting device

Master/slave arrangement for lighting fixture modules

Light-dimming device

Light-dimming device

COLORFUL LED LIGHT STRING

Silicon-controlled rectifier current-protection circuit, related operating method, and dimming circuit and lighting device containing the same

Apparatus and methods for external programming of processor of LED driver

Control circuit for LED and active bleeder thereof

SYSTEM, DEVICES, AND METHODS FOR ILLUMINATION INCLUDING SOLID-STATE LIGHT EMITTING DEVICES

LED drive circuit with improved flicker performance, and LED lighting device comprising same

Dimming control method and circuit thereof

Vertical power supply for lamp

Driving circuit, driving arrangement and driving method, suitable for grid feeding

Lighting device

LED module with integrated current control

Power converter circuit and method thereof

A CONTROLLER FOR A LIGHT SYSTEM

Two-level LED security light with motion sensor

STEP-UP/STEP-DOWN CONVERTER WITH A PROTECTIVE CIRCUIT

Devices, systems and methods for emergency light operation

Driving a light circuit with wireless control

Lighting system having two or more LED packages having a specified separation distance

LED tube lamp having LED light strip

LED lamp

Traffic light driving control circuit

Two-level LED security light with motion sensor

Low-cost low-power lighting system and lamp assembly

Boost power factor correction circuit, driving circuit for light-emitting diode and lighting device

Emergency lighting device with remote lighting

LED tube lamp

Programmable LED driver with mesh network wireless interface

Linear solid-state lighting with galvanic isolation

LED fluorescent lamp

Circuit for LED driver

LED lighting system

Primary side controlled LED driver with ripple cancellation

Driving circuit and lighting apparatus for light emitting diode

AC DIRECT DRIVE LED POWER SUPPLY CAPABLE OF HANDLING OVERVOLTAGE

Lighting apparatus

Light emitting diode (LED) driving apparatus, lighting apparatus, and current control circuit

Illumination system comprising an array of LEDs

LED luminaire driving circuit and method

Power supply apparatus for LED lighting

Thermo-compression head, soldering system, and LED tube lamp

LED tube lamp

LED tube lamp

Line voltage compensation AC LED driving device

Programmable LED driver

Apparatus, method and system for providing AC line power to lighting devices

Lamp control apparatus

LED lighting system

Systems and methods for optimizing power and control of a multicolored lighting system

Semiconductor device, lighting device, and vehicle

Lighting control device, lighting apparatus and luminaire

AC LED LIGHT ENGINE

LED driver with auxiliary power output

Apparatus and system for providing power to solid state lighting

Multi-string LED driver with current balancing

Method and apparatus for phase-controlling a load

Method and apparatus for phase-controlling a load

Light fixture

Power supply device serving as DC power supply, and lighting fixture

Light emitting diode light structures

LED retrofit lamp with a strike barrier

Light module for a light device of a motor vehicle and associated method

Methods and systems for controlling an electrical load

LED tube lamp with operating modes compatible with electrical ballasts

Spectral shift control for dimmable AC LED lighting

LED current balancing circuit and method therefor

Light emitting device (LED) driving apparatus and lighting device including the same

LED driving apparatus and lighting apparatus including the same

Power source module for LED lamp

LED driver which can be used with either trailing edge or leading edge dimmers

LED module

Method of wireless transmission of electricity

Dimming circuit and dimming system suitable for SCR dimmer circuit

Semiconductor device

LED light source with improved glow reduction

Transformer for providing feeding and data signals

LED DRIVE AND LED LAMP

Power supply and display device

Power supply device, display apparatus having the same, and method for supplying power

Safe operation of an LED lamp

Multi-mode LED illumination system

JACKETED LED ASSEMBLIES AND LIGHT STRINGS CONTAINING SAME

Two-level LED security light with motion sensor

Smoke detector with regulated constant-current circuit for driving optical sources

Driving several light sources

Load control device having a reduced leakage through ground

WIRELESS DECORATIVE LIGHTING FOR ARTIFICIAL TREES

Two-level LED security light with motion sensor

ILLUMINATION METHOD, AND ILLUMINATION DEVICE

Constant power supply for LED emergency lighting using smart output resetting circuit for no load conditions

LIGHT-EMITTING DIODE LIGHTING DEVICE FOR BEING DIRECTLY ELECTRICALLY CONNECTED TO ALTERNATING CURRENT POWER SUPPLY

Solid state light fixtures with integrated controls

WIRELESS COMPOSITE DEVICE

Controlling the drive signal in a lighting fixture based on ambient temperature

High efficiency power controller for luminaire

Control device for solid state lighting fixtures

LED tube lamp with improved compatibility with an electrical ballast

Systems and methods for powering a microprocessor from an isolated secondary side to enable off-line communication on an LED driver

LED driver, lighting device and LED based lighting application

LED tube for directly replacing instant-start fluorescent tube

Multi-junction solid state transducer devices for direct AC power and associated systems and methods

LED LIGHT ASSEMBLY AND SYSTEM

Lighting device

LED tube lamp having mode switching circuit and auxiliary power module

Methods and apparatus for controlling illumination of a multiple light source lighting unit

Apparatus for controlling lighting parameters based on time of day and/or ambient light conditions and related methods

Light-emitting structure, display device and light source device

Enhanced variable control, current sensing drivers with zeta scan

LED POWER SOURCE CURRENT CONTROL DEVICE

AC LED driving circuit

Power device including a frequency dependent reactive device

LED tube lamp

Lighting circuit and illumination system

LED driver circuit and electronic device

Light emiting diode (LED) tube lamp capable of adapting to different driving environments

Light emitting diode (LED) tube lamp

Light emitting diode (LED) tube lamp

Powerline communication control of light emitting diode (LED) lighting fixtures

LED lighting device

CIRCUIT ASSEMBLY FOR OPERATING AT LEAST A FIRST AND A SECOND CASCADE OF LEDS

LED driver and illumination system related to the same

Power transformation apparatus, illuminating lamp, and lamp tube using the same

LED tube lamp with improved compatibility with an electrical ballast

LED tube lamp

LED driver

Illumination device having dual-emitting light emitting diode (LED) die structures

Dimmable AC driven LED illuminating apparatus

Light emitting diode thermal foldback control device and method

MULTIPLE INPUT LED DRIVER

Light source unit and lighting fixture

AC-powered LED light engine

Illumination apparatus including semiconductor light emitting diodes

Power device for delivering power to electronic devices

Control device for a PFC converter and corresponding control method

LED retrofit lamp

Biasing and driving circuit, based on a feedback voltage regulator, for an electric load

Fault detection apparatus and fault detection method thereof

Automatic short LED detection for light emitting diode (LED) array load

LED tube lamp

Apparatus for supplying electrical energy to a consumer

LED tube lamp

LED tube lamp

Portable solar-powered devices

LED tube lamp

LED tube lamp having mode switching circuit

Modular light mountable on a handgun

Light emitting device

LED TUBE ADAPTED FOR USE WITH ELECTRONIC BALLAST OR AC MAINS AND CONTROLLING METHOD THEREOF

Configurable LED driver/dimmer for solid state lighting applications

LED tube lamp with overcurrent and/or overvoltage protection capabilities

TRIAC low voltage dimming control system

Lighting apparatus

LED DRIVING INTEGRATED CIRCUIT AND DRIVING METHOD THEREFOR

Dimmable LED illuminant system

Circuit boards for LED-based light fixtures

Alternating current rectifying circuit and alternating current rectifying method for driving LED module

Illumination device and light-emitting diode circuit

Balanced AC direct driver lighting system with a valley fill circuit and a light balancer

LED output response dampening for irradiance step response output

LED replacement lamp for safe operation under fault condition

Connection circuit for connecting a driver to an external power supply for driving an LED unit

Light emitted diode circuit

AC LED LUMINESCENT APPARATUS AND A DRIVING METHOD THEREOF

Current steering and dimming control of a light emitter

LED lighting drive circuit

LED DRIVING CIRCUIT OF MULTI-STAGE SWITCH BULB LAMP

High-end trim control of lighting fixtures

Voltage configurable solid state lighting apparatuses, systems, and related methods

Solid state lighting apparatuses with non-uniformly spaced emitters for improved heat distribution, system having the same, and methods having the same

Light emitting diode system

Lighting lamp system and power distributor used for lighting lamp system

Resonance converter for driving multiple AC LED strings

Offset voltage eliminating circuit structure for protection mechanism of dimmer

Switch Unit

Power device for delivering power to electronic devices

Dimming drive circuit of alternating current directly-driven LED module

Lighting apparatus

Reduction of harmonic distortion for LED loads

Color temperature controlled and low THD LED lighting devices and systems and methods of driving the same

Circuits for driving light sources

Control system for phase-cut dimming

LED driving device for dynamic segment configurations and the LED lighting apparatus thereof

Light emitting diode lighting device

Organic light emitting element

Laundry detergent composition for providing ultraviolet radiation protection for a fabric

Lighting System With Built-in Intelligence

LED lighting apparatus with improved flicker index

Driver device and driving method for driving a load, in particular an LED unit

LED lamp comprising a safety module for safe operation on various ballasts

Two-level LED security light with motion sensor

Lighting apparatus capable of reducing flicker

Light emitting diode lamp with burnable function and light emitting diode lamp string with burnable function

Single-stage power supply with power factor correction and constant current output

Light string

Retrofit light emitting diode tube

Control circuit and method for generating voltage for light emitting diode lighting device

LED lamp with dual mode operation

Dimmable LED lighting apparatus

Power source module for LED lamp

AC-powered LED light engine

Apparatus for driving light emitting diode

LED tube lamp

LIGHT EMITTING DIODE LIGHT BULB AND INCANDESCENT LAMP CONVERSION APPARATUS

LOW FLICKER ALTERNATING CURRENT (AC) LED DRIVER

Power factor correction control circuit and driving method thereof

TRIAC low voltage dimming control system

Lighting apparatus, illumination light source, and power supply unit

Systems and methods for converting alternating current to drive light-emitting diodes

LED lighting device

Non-linear current IDAC with synthesis in time domain

Power supply system with ripple suppression circuit and ripple suppression method thereof

Current steering mode digital-to-analog converter circuit configured to generate variable output current

ENCAPSULATED LOW VOLTAGE LED LIGHTING SYSTEM

NOVEL POWER AND LIGHTING ARRANGEMENT

Devices and systems having AC LED circuits and methods of driving the same

Illumination module

Light-emitting device

Light emitting diode driving chip having eight or six pins, driving system using the light emitting diode driving chip, and related method thereof

LED driving circuit using double bridge diode and LED illumination device comprising same

Apparatus for driving light emitting diode having a current switch

System and method for providing surge protection for an AC direct step driver lighting system

Circuit arrangement for controlling a LED unit and method of operating the same

LIGHT SOURCE APPARATUS AND LIGHT SOURCE DRIVING APPARATUS

Adaptive stability control for a driver circuit

Light emitting diode retrofit lamp for high intensity discharge ballast

Lighting device, illuminating device and light fixture

Illumination device and illumination fixture

Driving device for LED and the driving method thereof

LED driver circuit

UNIVERSAL INPUT LED DRIVER

Lighting device and light fixture

Connectable and synchronizable light strings

Lighting device, light source device, illuminating device, and vehicular headlight

Light emitting diode driving apparatus

Control circuit of LED lighting apparatus

Power supply circuit and electroluminescent display device including the same

Apparatus, system and method for providing power anywhere in a retail store environment

Integrated light-emitting diode driver circuit and method of operating the same

System for controlling the electrical power supply of a plurality of light sources using a multiphase converter

LED mains voltage measurement using a current mirror

Controlling LED current from a constant voltage source

LED LAMP WITH VARIABLE INPUT POWER SUPPLY

Driver device for light sources

LIGHT EMITTING DIODE DRIVING APPARATUS CAPABLE OF DETECTING WHETHER CURRENT LEAKAGE PHENOMENON OCCURS ON LED LOAD AND LIGHT EMITTING DIODE DRIVING METHOD THEREOF

LED system with two wire control circuit

Alternating current rectifying circuit and alternating current rectifying method for driving LED module

LIGHT EMITTING DIODE (LED) DRIVING DEVICE AND LIGHTING APPARATUS INCLUDING THE SAME

LED output response dampening for irradiance step response output

Two-level LED security light with motion sensor

Two-level LED security light with motion sensor

Backlight of liquid crystal display device and driving circuit thereof

LED retrofit lamp with a strike barrier

Propagation delay compensation for floating buck light emitting diode (LED) driver

Driving circuitry for LED lighting with reduced total harmonic distortion

Power supply, head light device using the power supply, and vehicle using the headlight device