Circuit for linearly driving LED illumination based on MCU-controlled color temperature switching

Low standby power smart bulb based on a linear power supply

Hybrid driving scheme for RGB color tuning

Light-emitting diode driving circuit

Wirelessly Controllable Lighting Modules

Integrated circuit, dimmable light-emitting diode driving circuit and driving method

Vehicle lamp and lighting circuit

Arbitrary-ratio analog current division circuit

LED lamp having airflow limiting surface formed on lamp shell

LED lamp having distance formed between sleeve and fins

LED lamp having sleeve with upper portion, lower portion and airguiding surface

Led driver with ability to operate at arbitrarily low input voltages

Arrangement and method for delivering a current-controlled voltage

LED lighting circuit

Load control device for a light-emitting diode light source having different operating modes

Switch protection apparatus and operating method thereof

Load control device for a light-emitting diode light source

LED lamp having sleeve and lamp neck

LED lamp with light emitting surface having first region, second region and third region

Device for driving the electrical power supply of light sources of an automotive vehicle according to variations in their temperatures

Linear constant-current LED light circuit

Control device for an LED light and method for controlling an LED light

LED lamp with a sleeve located in heat sink

LED driver with a silicon controlled dimmer and control method thereof

Low-dropout current regulator for light head

LED lamp with outline of lamp neck and outline of heat sink

LED lamp having lateral outline with outline of lamp neck and outline of heat sink

LED lamp with lateral outline

System and method for shaping input current in light emitting diode (LED) system

Circuits and methods for controlling an intensity of a light-emitting diode light source

Linear regulated dimmable LED driver for DC distributed lighting system

Constant current linear driver with high power factor

Load control device for a light-emitting diode light source

Projection system, beam generating apparatus thereof, and beam generating method

LED lamp with an inner channel and an outer channel for heat dissipating of power source

LED driver circuit and LED driving method

LED lamp with three LED chip sets

LED tube lamp

LED lamp with an air guiding surface

LED LIGHT RE-DIRECTION ACCESSORY

LED lamp with a counterweight on power board of power source

Load control device for a light-emitting diode light source having different operating modes

Controlling output voltage for power converter

LED lamp having heat sink comprising first fins and second fins

System and method for controlling output signal of power converter

LED lamp having lamp cover with light output surface and reflecting surface

Current modulation circuit, a driving circuit, and a method for driving a lighting load with current modulation

LED lamp having passive heat dissipating element and heat dissipating channel

Load control device for a light-emitting diode light source

Linear constant current drive circuit

LED tube lamp

LED lighting systems with TRIAC dimmers and methods thereof

Portable lighting devices

Split driver backlightsystems and methods

Apparatus, dimmable light emitting diode drive circuit and control method

Rejection of Capacitive Coupling with RDC Snubber circuit and LED indicators

Power converter, LED driver and control method

Arrangement and method for delivering a current-controlled voltage

Current holding circuit for bidirectional triode thyristor dimmer and linear dimming driving circuit using the same

Aircraft escape slide lighting system with self-regulated, circuit-protected luminaires

AC direct drive system for light emitting diodes with ultra-low flicker, low harmonic distortion, dimming compatibility and power line regulation

Feedback circuit for regulation loops

Driving apparatus for a light emitting device and method for the same

LED LIGHTING DEVICE

Radio frequency (RF) controlled lamp with dimmer compatibility

Driving device

Semiconductor light-emitting device

Driver apparatus

Load control device for a light-emitting diode light source

Split driver backlight systems and methods

Load transient response control systems and methods for electronic device displays

Multi string controller with independent current setting for each string

Load control device for a light-emitting diode light source

LIGHT EMITTING DEVICE AND DRIVING METHOD THEREOF

LED lighting arrangement

Load control device for a light-emitting diode light source having different operating modes

System and method for shaping input current in light emitting diode (LED) system

LED arrangement and LED driving method

Lighting controller, a lighting system and a method for controlling lighting

AC direct drive system for light emitting diodes with ultra-low flicker, low harmonic distortion, dimming compatibility and power line regulation

LED driving circuit

DISPLAY DEVICE

LED tube lamp

LED arrangement and LED driving method

AC-POWERED LED LIGHT ENGINE

Flickerless LED driver device

LED driving device

Linear constant current LED drive device capable of driving reduced number of LEDs

Detector controlled headlight system

Driver circuit for automatic detection and synchronization of dynamic loads

Driving apparatus for a light emitting device and method for the same

Load control device for a light-emitting diode light source

Voltage-dependent connection of individual light sources

Portable lighting devices

Circuit boards for LED-based light fixtures

Light emitting device

Therapeutic illumination system

METHODS, APPARATUSES, AND SYSTEMS FOR OPERATING LIGHT EMITTING DIODES AT LOW TEMPERATURE

Method and apparatus for correcting for power harmonics

Dimming circuit, dimming method and LED driving circuit

LED lighting module

Super capacitor based emergency lighting system

Constant current power driver circuit for automotive light assembly

LED tube lamp

Lighting device, luminaire, and control method for the lighting device

Light-emitting device package and vehicular light comprising same

LED light re-direction accessory

LED lighting device

Bleeder circuit and control method thereof, and LED control circuit

Power factor correction optimization by digital feedback

Supplying an electrical load with electrical energy from a voltage source

Load control device for a light-emitting diode light source

INDUCTOR-LESS CHARGE PUMP, POWER SUPPLY APPARATUS AND LED LIGHT BULB SYSTEM

Two-terminal integrated circuits with time-varying voltage-current characteristics including phased-locked power supplies

Two-terminal integrated circuits with time-varying voltage-current characteristics including phased-locked power supplies

Control system for phase-cut dimming

High power, sinusoidal LED driver with temperature stabilization feedback and photomultiplier system

LED drive circuit

Backlighting dimming circuit and liquid crystal display

Electronic circuit for driving LED strings so as to reduce the light flicker

Control circuit, control method and LED driving circuit thereof

Load control device for a light-emitting diode light source having different operating modes

VOLTAGE-DEPENDENT OPERATION OF INDIVIDUAL LIGHT SOURCES

Hybrid dimming for lighting circuits

Lighting circuit with internal reference thresholds for hybrid dimming

System and method for controlling solid state lamps

LED based lighting application

LED driver for high-speed optical communications based on linear modulations

Pulse-width modulation light source drive and method

LED lighting device

Load control device for a light-emitting diode light source

Thermal and power optimization for linear regulator

LED driver circuit and LED driving method

Radio frequency (RF) controlled lamp with dimmer compatibility

Light emitting diode (LED) warm on dim circuit

Voltage-current converter and load driver

LED driver and LED driving method

Electrical wiring device having a bidirectional light pipe for use in an ambient environment

Digitally-controlled switch-mode start-up circuit for LED-based lights

LED driving device

System and method for controlling output signal of power converter

Controlling output voltage for power converter

Overload protection for power converter

Indicator circuit and apparatus using the same

ADAPTER EXTENDING CAPABILITIES OF REMOTE CONTROL AND LiFi TO INSTALLATIONS OF DEVICES INCLUDING LIGHT-EMITTING DIODE-BASED LUMINAIRES

LIGHTING SYSTEM BUILT-IN INTELLIGENCE

Dimming module, dimming method and lighting device

Two-terminal integrated circuits with time-varying voltage-current characteristics including phased-locked power supplies

Two-terminal integrated circuits with time-varying voltage-current characteristics including phased-locked power supplies

Multi-channel LED driver with overheating protection capabilities

GAUUSIAN SURFACE LENS QUANTUM PHOTON CONVERTER AND METHODS OF CONTROLLING LED COLOUR AND INTENSITY

Driver circuit and method

Linear post-regulator

Control circuit, control method and LED driving circuit thereof

Full voltage segmented linear constant-current LED drive circuit in auto switchover mode

External wireless module for lighting fixture

LED tube lamp

Fluorescent Lamp Replacement LED Protection

LIGHT-EMITTING DIODE (LED) DRIVING DEVICE AND LED LIGHTING DEVICE CONTAINING THE SAME

LED driver circuit

SYSTEMS, METHODS, AND DEVICES FOR INTELLIGENT LIGHTING CONTROL

Electronic circuit for driving LED strings including a plurality of regulation modules which function in sequence

Electrical power supply for a lighting device of an automobile vehicle comprising a plurality of outputs

Lighting controller, a lighting system and a method for controlling lighting

Load control device for a light-emitting diode light source

Operating circuit for energizing a lamp, LED converter, and method for operating an operating circuit

Solid state light fixtures having ultra-low dimming capabilities and related driver circuits and methods

Driving apparatus for a light emitting device and method for the same

LED lighting circuit with ripple reducer

Voltage isolating current control circuits

Solid state power controller for aerospace LED systems

LED linear constant power driver circuit

Electronic circuit for driving LED strings so as to reduce the light flicker

Electronic apparatus

Load control device for a light-emitting diode light source

LED voltage driver circuit

HIGH VOLTAGE RESISTANT TRANSMITTING CIRCUIT FOR DEVICES COMMUNICATING ON DALI BUS

Lighting circuits, luminaries and methods compatible with phase-cut mains supplies

Electrical load driving device

Temperature adaptive control circuit for a light emitting diode, lighting and/or signaling apparatus

Current control circuit for linear LED driver

Power supply system and method and circuit using the same

AC LED lighting systems and control methods efficiently providing operating voltage

Wireless LED driver

Circuit arrangement and method for operating semiconductor light sources

Power management of an LED-based illumination device

Ripple reduction circuit for sequential linear LED drivers

LED lighting apparatus with improved flicker index

Display device

Commutation circuit for sequential linear LED drivers

Hybrid emergency exit lighting system

Super capacitor based emergency lighting system

Circuit structure for adjusting LED color temperature curve

Synchronous switching circuit

Load control device for a light-emitting diode light source

Systems and methods for vehicle lighting

Light emitting device and automotive lighting including the same

Continuous light strip, system and method

Portable lighting devices

Power supply device with control based on setting resistor

Line voltage compensation AC LED driving device

Lighting apparatus using multiple LED strings with current mirror circuitry and methods of operating same

Light unit for emitting light and method for driving a light unit

Light emitting diode driving device with control based on LED setting resistance

Power source module for LED lamp

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

Low-flicker light-emitting diode lighting device

Dimming circuit for LED

Illumination device

Driving circuit and driving method for a plurality of LED strings

Driver arrangement

Arbitrarily sizable broad-area lighting system

Lighting systems with removable illumination modules

High-efficiency, wide dynamic range dimming for solid-state lighting

Voltage converter for operating lamps

Maintaining output capacitance voltage in LED driver systems during PWM off times

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

Leading-Edge Phase-Cut Dimmer Detector

Inrush energy control for a light emitter

Light emitting diode light strip unit structure

Lighting devices employing class-E power amplifier for inductive power and data transfer in high-moisture operating environments

LED driving device

Light emitting device driver circuit and control circuit and control method thereof

LED tube for directly replacing instant-start fluorescent tube

Light emitting diode driver circuit and method for light emitting diode driving

Light System with Energy Management Function and Control Method Thereof

Monolithic LED chip in an integrated control module with active circuitry

Backlight adjustment circuit and electronic device

Power optimization for linear regulator

LED driving device, illuminator, and liquid crystal display device

Light emitting diode (LED) warm on dim circuit

Arrangement and method for controlling a plurality of light-emitting diodes which are connected in series

LED driving circuit

Light unit for emitting light and method for driving a light unit

Lighting device and luminaire

LED DRIVING APPARATUS AND DRIVING METHOD FOR CONTINUOUSLY DRIVING LED

Light source module, power supply unit for operating a light source module of this kind, and lighting system

Fluorescent replacement LED lamps

Driving circuit and light emitting device

Light emitting element driving apparatus

Automatic power controller

ANSI reference ballast compliance circuit for LED retrofit lamps

Analog and digital dimming control for LED driver

Linear dimming LED driver circuit capable of adjusting color temperature

LED power circuit using discrete components and configuration method

Method for dynamic reduction of LED current in LED driver, and associated drivers, driver circuits and lighting circuits

Linear LED driver and control method thereof

Feedback device and method for constant current driver

Drive unit for a lighting element and operating method therefor

AC-powered LED light engine

Compact driver for a light emitting diode having an integrated dual output

LED DRIVING DEVICE AND LED LIGHTING DEVICE

Half- or quarter-cycle current regulator for non-isolated, line voltage L.E.D. ballast circuits

Apparatus for supplying electrical energy to a consumer

Linear LED driver and control method thereof

LED driver and LED lighting device

AC driven LED light with digital control of color and intensity

Illumination device control systems and methods

Device for controlling a field effect transistor

Illumination device control systems and methods

LED fluorescent lamp driving power source and LED fluorescent lamp

Electronic ballast for operating at least a first and a second cascade of LEDS

In and relating to displays and light sources for displays

Inrush energy control for a light emitter

Automatic power controller

Lighting device and lighting fixture using same

Embedded lighting ceiling tiles with an adaptive ceiling luminance distribution

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

LED drive current adjustment for irradiance step response output

Circuits for driving light sources

Control system for phase-cut dimming

Bleeder protection using thermal foldback

Lighting System With Built-in Intelligence

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

Electronic cigarette with brightness-adjustable head lamp and brightness adjustment method therefor

Load control device for a light-emitting diode light source

LED LAMP WITH DUAL MODE OPERATION

Analog dimming conversion circuit and display device

Lighting device with faceted reflector

OPTICAL FIBER ILLUMINATION SYSTEMS PRODUCING COLOR MOVEMENT

Power source module for LED lamp

AC-powered LED light engine

Light emitting device driver chip

Low-overhead current generator for lighting circuits

LED DRIVE SYSTEM FOR CONTROLLING AN OFF-CHIP POWER SUPPLY

Devices for LED Direct Driver

Method and circuit for driving light-emitting diodes from three-phase power source

Circuit for driving lighting apparatus and method thereof

LED tube driver circuitry for ballast and non-ballast fluorescent tube replacement

LED lighting circuit

Power converter

Device for transmitting an electrical parametrization signal to a drive member of a light-emitting diode based lighting module, associated power supply system, lighting assembly and method of transmission

LED driver

LED driving device and method for improving harmonic current distortion on a LED driving device

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

Lighting apparatus and luminaire that adjust switching frequency based on output voltage

High efficiency driver circuitry for a solid state lighting fixture

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

Lamp system realizing various ways for controlling lighting up thereof