Solid-state lighting without operational uncertainty and free of fire hazard

Control circuit

Illumination apparatus including semiconductor light emitting diodes

Load control device for high-efficiency loads

Load control device for high-efficiency loads

LED track lighting

Landscape lighting systems having interchangeable light diverting elements and light intensity controllers

Methods and apparatus for controlling lighting

Lighting control system and method

RETROFIT LAMP WITH DIRECT DIGITAL CONNECTION

Field programmable multi-emitter

Control circuit for LED lighting apparatus

Adaptable recharging and lighting station and methods of using the same

Adaptable recharging and lighting station and methods of using the same

ASSEMBLY FOR PORTABLE LIGHT EMITTING DIODE STRIPS WITH A DETACHABLE CONNECTION APPARATUS

Dynamic cycle light distribution system

Variable lumen output and color spectrum for LED lighting

LED tube lamp

Light emitting diode driver having a logic unit for generating a frequency control signal

Control circuit and method of a LED driver

Control circuit for controlling current through a load using a phase-cut thyristor arrangement and method for controlling thereof

Load driving circuit and illumination apparatus including the same

High efficiency LEDs and LED lamps

Compact optical system with improved illumination

Compact optical system with improved contrast uniformity

System for remotely controlling a controllable device

EMERGENCY LIGHTING MONITORING AND REPORTING SYSTEM

Shunt regulator for spectral shift controlled light source

Light emitting diode driver and method of controlling thereof having a dimmed input sense circuit

Lighting device, lighting fixture and lighting system

LED driver and LED lighting device

Method on digital deep dimming through combined PWM and PFM

Load driving circuit

Apparatus for driving load via converter

Electric lamp apparatus with emergency light

Method and apparatus for determining a target light intensity from a phase-control signal

Method of illuminating ornament

System comprising a controlling device and a controlled device

Photonic engine system for actuating the photosynthetic electron transport chain

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

LOW-COST DIMMING DRIVER CIRCUIT WITH IMPROVED POWER FACTOR

CURRENT ROUTING TO MULTIPLE LED CIRCUITS

Smart LED lighting device and system thereof

Illuminated ornament

Configurable LED driver/dimmer for solid state lighting applications

Control head with electroluminescent panel in land mobile radio

Board-mounted parallel circuit structure with efficient power utilization

Control head with electroluminescent panel in land mobile radio

System and method for estimating the position and orientation of a mobile communications device in a beacon-based positioning system

System and method for estimating the position and orientation of a mobile communications device in a beacon-based positioning system

TRIAC low voltage dimming control system

Lighting device, assembly and method for growing horticulture indoors

Battery backup system for LED luminaire

Method and system for modifying a beacon light source for use in a light based positioning system

SWITCHING POWER SUPPLY SYSTEM, AND ASSOCIATED CONTROL CIRCUIT TO ELIMINATE FLICKER OF LED

Multiple light collection and lens combinations with co-located foci for curing optical fibers

Sequential and coordinated flashing of electronic roadside flares with active energy conservation

Illumination system and method for enhancing growth of aquatic animals

Portable lighting devices

LED DRIVING INTEGRATED CIRCUIT AND DRIVING METHOD THEREFOR

Light fixture with multiple dimming capabilities

Adaptive direct current (DC) to DC (DC-to-DC) light emitting diode (LED) driver for dynamic loads

Dimmable LED illuminant system

System and method for a switched-mode power supply

Method and system for modifying a beacon light source for use in a light based positioning system

Networked lighting management

LED Retrofit Assembly

Method for controlling lighting element and associated system

LED retrofit lamp having active over-current protection circuit

Methods and apparatus for controlling lighting based on combination of inputs

Systems and methods for dimming of a light source

Minimal component high voltage current limited AC dimmable LED driver

In and relating to displays and light sources for displays

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

Light-emitting device and camera

Solid-state lighting compatible with ballasts and operable with AC mains

LED output response dampening for irradiance step response output

SYSTEM AND METHOD FOR ESTIMATING THE POSITION AND ORIENTATION OF A MOBILE COMMUNICATIONS DEVICE IN A BEACON-BASED POSITIONING SYSTEM

LIGHT EMITTING DIODE APPARATUS, SYSTEM, AND METHOD

Two stage indicator dimming circuit controlled by PWM backlighting back feed and backlight control

Controllable constant current supply integrated circuits for driving dense arrays

Programmable lighting device and method and system for programming lighting device

System and method of illuminating livestock

LED light control and management system

Skip-phase wireless dimmer for solid-state lighting

Current steering and dimming control of a light emitter

Systems, apparatus, and methods for converting a bi-level lighting system to a dimmable lighting system

LED lighting drive circuit

Driver for a light emitting diode (LED) lighting system

LED DRIVING CIRCUIT OF MULTI-STAGE SWITCH BULB LAMP

High-end trim control of lighting fixtures

Network controlled multi-color lighting services

Light bars

Light source apparatus and endoscope apparatus

Light emitting device and a method for dimming a light emitting device

Circuitry for LED light dimmer

Control system of an electrical load

LED DISPLAY 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

Bleeder circuit for a dimmer of a light non-linear load

Lighting circuit and lamp system

LED WHITE LIGHT LUMINAIRE

ILLUMINATING HELMET COVER

Dimming drive circuit of alternating current directly-driven LED module

Security lighting systems for perimeter security including infrared and LED lights and light intensity controllers

Reduction of harmonic distortion for LED loads

DC LED driverless lighting assembly

Lighting device and lighting control system having the same

Advanced light emitting diode luminaire

Method and system for lighting interface messaging with reduced power consumption

LED drive circuit and method for driving LED

Backlight unit

LED drive device

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

Methods and systems for emergency lighting

Standby current supplier

Lighting connectivity module

Antenna arrangement for a solid-state lamp

LED Auditorium House Light System

Gate voltage threshold turn off for maintaining voltage supply during standby mode of a lighting system

Control system for phase-cut dimming

Enable circuit for lighting drivers

Modularized light system, control module thereof and power module thereof

Drive circuit with an external mode-adjusting pin

Method for minimizing LED flicker of an LED driver system

See-through computer display systems

Locator lights

Laundry detergent composition for providing ultraviolet radiation protection for a fabric

Control of illumination devices using DC-DC converters

Solid state lighting fixture with incandescent dimming characteristics

Lighting-on/off control circuit and lighting-on/off control method

Low Current LED Lighting System

Method and system for modifying a beacon light source for use in a light based positioning system

Switching converter with light source dimming function

CURRENT-STEERING DAC CIRCUIT AND LED CIRCUIT USING THE SAME

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

Relating to power adaptors

Flexible circuit assembly and method therof

System for controlling work lights in a forestry machine

Adjustment method for LED backlight brightness

Accurate mains time-base for LED light driver

Illumination lamp and illumination device configured for rapid-start method

Method for controlling a motor vehicle lighting device that uses LEDs

DUAL CONTROL LED DRIVER

System and method for estimating the position and orientation of a mobile communications device in a beacon-based positioning system

System and method for estimating the position and orientation of a mobile communications device in a beacon-based positioning system

System and method for estimating the position and orientation of a mobile communications device in a beacon-based positioning system

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

Display device for varying the driving frequency of a backlight and driving method thereof

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

Combined hybrid and local dimming control of light emitting diodes

Digital control method for low output dimming of light emitting diode (LED) drivers

Method and arrangement for remotely driving light emitting diodes from a three-phase power source via a single phase cable system

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

LIGHT-EMITTING DEVICE CAPABLE OF ADJUSTING BRIGHTNESS

LED drive circuit

Analog dimming conversion circuit and display device

Electronic lighting device and method for manufacturing same

Dimmable LED lighting apparatus

LED Lamp

Decorative light string switchable between different illumination states

Micro-light-emitting diode

LED-BASED LIGHTING MODULE USING SLOW DECAY PHOSPHOR TO REDUCE FLICKER

Bidirectional voltage differentiator circuit

Light emitting diode driving circuit and lighting apparatus having the same

SYSTEM AND METHOD FOR SOFTWARE AND PERIPHERAL INTEGRATION

Solid state steerable light

Low-overhead current generator for lighting circuits

LED lighting system

Apparatus for driving light emitting diode

LED driver, the control circuit and the LED driving method

LED driver circuit with open load detection

Asymmetric multiphase boost for display backlights

Systems and methods for managing environmental conditions

LED tube lamp

LED control system

Method and apparatus for digital detection of the phase-cut angle of a phase-cut dimming signal

LED bypass and control circuit for fault tolerant LED systems

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

Controlling brightness and color temperature of light sources

Troffer light fixture retrofit systems and methods

Power factor correction control circuit and driving method thereof

Powering internal components of LED lamps using dissipative sources

Generating a voltage feedback signal in non-isolated LED drivers

Dynamic bleeder current control for LED dimmers

TRIAC low voltage dimming control system

MULTI-MEASUREMENT FLOW CELL ASSEMBLY FOR LIQUID CHROMATOGRAPHY

LED lighting apparatus with improved heat radiation property

Integrated micro-light-emitting-diode module with built-in programmability

Retrofit LED lamp assembly in a vending machine

Illumination apparatus

LED driver

Selectable, zone-based control for high intensity LED illumination system

High intensity LED illumination device with automated sensor-based control

Driving current generation circuit, LED power supply module and LED lamp

Light emitting diode driver

Light emission control device including accumulator unit, method of controlling the same, and storage medium, as well as image pickup apparatus

Visible light communication modulation circuit, illumination device, illumination apparatus and visible light communication system

Nanostructure semiconductor light emitting device

Projecting light fixture with dynamic illumination of beam shaping object

LIGHT EMITTING APPARATUS COMPRISING INDIVIDUALLY CONTROLLED LIGHT EMITTING CIRCUITS ON AN INTEGRATED CIRCUIT

Controllable-load circuit for use with a load control device

HIGH-POWER RETROFIT LED LAMP WITH ACTIVE AND INTELLIGENT COOLING SYSTEM FOR REPLACEMENT OF METAL HALID LAMP AND HIGH-PRESSURE SODIAM LAMP

Light source unit, control method thereof, and projection-type display apparatus

Circuit and method of correcting a power factor for AC direct lighting apparatus

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

Micro assembled hybrid displays and lighting elements

Three-way switching circuit having delay for inrush current protection

Light-emitting element driving circuit system

SOLID-STATE LIGHT SOURCE MODULE, SOLID-STATE LIGHTING SYSTEM AND OPERATING METHOD THEREOF

Lighting apparatus using series-connected current sources and methods of operating same

AN ELECTRONIC AC LINE DIMMING CIRCUIT WITH NEAR UNITY POWER FACTOR

Lighting apparatus with variable current switching frequency and methods of operating same

Flashing Treetop Star

Power supply, power control method thereof, and display apparatus having the same

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

Methods, apparatuses, and systems for operating light emitting diodes at low temperature

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

Switch driver circuit and associated methods

System and method for estimating the position and orientation of a mobile communications device in a beacon-based positioning system

Directional lighting system and method

Dimmer and LED driver with dimming modes

LED DRIVING DEVICE AND LIGHTING APPARATUS

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

Dimming circuit and method for LEDs

Multichannel constant current LED driving circuit, driving method and LED driving power

Grow light systems and methods for controlling the same

Adaptive stability control for a driver circuit

Backlight unit and display device

NETWORKABLE LIGHT EMITTING DEVICE AND METHODS AND SYSTEMS FOR USING SAME

Wireless control device

System and method for indoor navigation and information push using LED lighting devices

Light-emitting device comprising two interfaces

AC WHITE LED DEVICE

LED lighting device and wireless speaker

System for and method of commissioning lighting devices

Lighting control device and method

Systems and methods for maintaining dimmer behavior in a low-power lamp assembly

LED auditorium house light system

LED Auditorium House Light System

Systems and methods for intelligent dimming control using TRIAC dimmers

Circuits and methods for reducing flicker in an LED light source

Control circuit of LED lighting apparatus

Systems and methods for intelligent dimming control using TIRAC dimmers

Power supply circuit and electroluminescent display device including the same

High efficiency LEDs and LED lamps

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

Methods and apparatus for controlling lighting

LED lighting device

LED illuminator apparatus, using multiple luminescent materials dispensed onto an array of LEDs, for improved color rendering, color mixing, and color temperature control

Multi-function terminal configurable to implement two functionalities

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

Electrically illuminated flame simulator

LED mains voltage measurement using a current mirror

LED lighting system

Illumination device and method for controlling an illumination device over changes in drive current and temperature

Controlling LED current from a constant voltage source

Universal voltage LED power supply with regenerating power source circuitry, non-isolated load, and 0-10V dimming circuit

Switchable luminance LED light bulb

LED control circuit with self-adaptive regulation

Sequential Linear LED System With Low Output Ripple

Driver device for light sources

SEQUENTIAL LINEAR LED DRIVER UTILIZING HEADROOM CONTROL

Emergency lighting system

Display system

LED array member and integrated control module assembly having active circuitry

Decorative LED Lighting System

Two-wire dimmer with improved zero-cross detention

Lighting system having a controller that contributes to a selected light scene, and a method for controlling such a system

Lighting apparatus and dimming regulation circuit thereof

Lighting device, lighting arrangement comprising lighting device and method for operating a lighting device

LED output response dampening for irradiance step response output

CIRCUIT AND LIGHTING UNIT FOR DIMMABLE LIGHTING APPLICATIONS

Transmission of identifiers using visible light communication

LED driver for vehicle display illumination

Lighting apparatus

Dimming mode detection method used in LED driving apparatus

Dimmer compatible LED driving apparatus with adjustable bleeding current

Circuit arrangement and method for operating and dimming at least one LED

Driving circuit, illumination light source, and illumination device

Controller for inserting signaling transitions onto a line voltage

LED lamp, and method of driving at least one LED string thereof

Line ripple compensation for shimmerless LED driver

AC-DC power converter

Device with illuminated light bar

Solar powered LED lighting system and a umbrella having the same

Lighting Power Supply System

Landscape lighting systems having light diverting elements and light intensity controllers

Lighting system and method for controlling a light intensity and a color temperature of light in a room

Dimmable lighting devices and methods for dimming same

Portable lighting system

Retrofit LED lighting system with circuit level enhancement

Light emitting element drive apparatus and portable apparatus using same

Controller and method for dimming light-emitting diodes

Backlight module with MJT LED and backlight unit including the same

Control methods and power converters suitable for TRIAC dimming

Switched mode power supply

Low flicker LED driving circuit with high power factor