LED luminaire and engine systems

Flicker-free linear LED drive circuit

Active control of light emitting diodes and light emitting diode displays

LED auto-detect system for wide output voltage range LED drivers

Short/open protecting circuit and a method thereof

Illumination lighting apparatus, illumination device, and illumination fixture

Methods and apparatus for controlling display backlight

Central management of DC energy devices

LED lighting system

LED system with driver voltage clamping

Electronic circuit with an LED module

Light-emitting package

Load control device having a wide output range

Method and system for controlling functionality of lighting devices from a portable electronic device

LED traffic light

DATA ACQUISITION METHODS AND APPARATUS FOR A NETWORK CONNECTED LED DRIVER

Devices, methods, and systems for alternating current circuits for airfield lighting

LED lighting methods and apparatus

Tunable LED light array for horticulture

Load control device for a light-emitting diode light source

Lighting unit and method of controlling

Load control device for a light-emitting diode light source

Current inrush protection apparatus and operating method thereof

Weapon mounted light and operation thereof

LED lighting methods and apparatus

Led tube lamp with multi-driving mode

Light sources utilizing segmented LEDs to compensate for manufacturing variations in the light output of individual segmented LEDs

LED fluorescent lamp emulator circuitry

Retrofit LED tube for connecting to an electronic ballast, and a corresponding lighting system and method

Dimming circuit for LED lamp

Retrofit smart home controller device with power supply module, charger and dock

LED lighting methods and apparatus

LED tube lamp for operating in different modes

Irradiance-controlled fixture for horticultural applications

Irradiance-controlled fixture for horticultural applications

Ground fault detection circuit, abnormality detection circuit, light emitting device, vehicle

LED arrangement with over-current protection

Power supply device, lighting equipment, and method for manufacturing power supply device

Automatic power over ethernet pulse width signaling correction

LED lighting system

AC light emitting diode and AC LED drive methods and apparatus

Electric power systems including centralized switched mode power supplies

AC light emitting diode and AC LED drive methods and apparatus

Supplemental exterior lighting system for recreational vehicles

ELECTRICAL WALL RECEPTACLE, LED MODULE, AND LAMP SYSTEM

LED lighting system

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

LED driving system and LED driving device

Controller, light source driving circuit and method for controlling light source module

Systems and methods for regulating LED currents

Systems and methods for regulating LED currents

LED lighting system

Systems and methods for providing power and data to devices

AC light emitting diode and AC LED drive methods and apparatus

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

AC light emitting diode and AC LED drive methods and apparatus

LED driver circuit and LED driving method

LED LAMP FAILURE ALERTING SYSTEM

LED lighting apparatus

Lighting device alignment calibration system

Tapped single-stage buck converter LED driver

AC light emitting diode and AC LED drive methods and apparatus

Light unit and method of light unit replacement based on a visual light communication code stored in a data storage memory of the light module or the driver module

Visible light communication apparatus

LED lighting methods and apparatus

Airfield runway lamp controller

LED tube lamp

CONTROL DEVICE FOR LIGHT EMITTING ELEMENT, CONTROL METHOD FOR LIGHT EMITTING ELEMENT, LIGHTING APPARATUS

Illumination light control system and switching unit

Load control device for a light-emitting diode light source

Triac driving circuit and fixing apparatus having resistive elements in series with different characteristics for circuit protection

System and method for indicating operational characteristics of a lighting system

LED tube lamp for operating in different modes

Lighting device that deactivates dangerous pathogens while providing visually appealing light

Portable lighting devices

Method of providing doses of light sufficient to deactivate dangerous pathogens throughout a volumetric space over a period of time

Devices, methods, and systems for alternating current circuits for airfield lighting

Method of lighting driver protection in case of loss of neutral connection, and lighting driver including such protection

Solid-state lighting with an interface between an internal control voltage and an external voltage

Multi-string LED current balancing circuit with fault detection

Illumination device with diagnostics

Ultraviolet irradiation device

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

Load control device having a wide output range

Head lamp lighting system of a vehicle and its control method

Method for driving backlight module, driving device and display apparatus

System and method for managing power consumption during a fault condition

Timer based protection circuit and lighting device

LED lamp(s) with single channel driver

Backlight drive circuit, backlight driving method, and display device

Self-monitoring marine navigation light

Light and light sensor

Circuit assembly and method for simulating a load current from an on-board electrical system

Headlamp having a circuit assembly for simulating a load current from a vehicle electrical system

Micro assembled LED displays and lighting elements

Systems and methods of overvoltage protection for LED lighting

LED DIMMING USING SWITCH MODE POWER SUPPLY CONTROL LOOP PARAMETER MODIFICATION

LED lamp failure detection circuit and method

Single-segment linear constant-power LED driving circuit and method

AC light emitting diode and AC LED drive methods and apparatus

Method and system for controlling functionality of lighting devices from a portable electronic device

Load driving apparatus

Load control device having a wide output range

Lamp strip

Load control device for a light-emitting diode light source

Systems and methods for providing power and data to devices

LED lighting system and installation methods

METHOD FOR TESTING LED BACKLIGHT

Dimmable lighting devices and methods for dimming same

LED lighting system

SYSTEMS AND METHODS FOR LIGHTING AUTOMATION AND CONTROL

AC light emitting diode and AC LED drive methods and apparatus

Systems and methods for a voltage snubber circuit utilized with light fixtures

Irradiance-controlled fixture for horticultural applications

Method for wide-range CCT tuning that follows the black body line using two independently controlled current channels and three CCTs

System and method to identify short circuiting current and open circuits in a semiconductor light matrix

Light-based fiducial communication

Retrofit LED system for a lighting system and light system

LED-based lighting control network communication

Open-mode protection device and electronic device having same

Configurable lighting system

Emergency lighting system with charging, standby, and emergency modes of operation

Emergency lighting system with power rollback

Powering an emergency lighting system

Detection of single short-LED in LED chains

METHOD AND ICT DEVICE FOR INSPECTING MODULES OF A LIGHTING DEVICE CONTAINING AT LEAST TWO LEDs

Light emitting diode sensor device including a contoured structure

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

METHOD AND SYSTEM FOR AUTOMATICALLY CONTROLLING LIGHTING OF A PERSON VIA INCIDENT LIGHT RADIATION

LED lamp and temperature control circuit applied thereto

Programmable feed-forward regulation

DISPLAY DEVICE

Power over ethernet powered device having automatic power signature

LED tube lamp

Control of at least one lighting means of a vehicle headlight depending on an electrical quantity providable on a vehicle headlight connection of a vehicle

Outdoor lighting system controlled using motion sensor interface

VLC/DLC Sectorized communication

Single-emitter lighting device that outputs a minimum amount of power to produce integrated radiance values sufficient for deactivating pathogens

DC power supply and its LED lamp and control system

Circuit for mitigating electric shock

LED system with driver voltage clamping

Light sources utilizing segmented LEDs to compensate for manufacturing variations in the light output of individual segmented LEDs

Lighting apparatus

LED driver and illumination system related to the same

LIGHTING SYSTEMS INCLUDING ELECTRICAL FEEDBACK FOR FAILURE OF LIGHT PRODUCING ELEMENTS, CURING SYSTEMS INCLUDING SUCH LIGHTING SYSTEMS, AND METHODS OF OPERATING THE SAME

Lighting circuit and vehicular lamp

Solid-state auxiliary lamp

Lamp-control circuit for lamp array emitting constant light output

LED driver with comprehensive fault protections

AC light emitting diode and AC LED drive methods and apparatus

PROGRAMMABLE LED DRIVER

LED light source comprising an electronic circuit

Devices, methods, and systems for alternating current circuits for airfield lighting

Lighting device and movable body

Single-emitter lighting device that outputs a minimum amount of power to produce integrated radiance values sufficient for deactivating pathogens

Single-emitter lighting device that outputs a minimum amount of power to produce integrated radiance values sufficient for deactivating pathogens

Calibration of a load control device for a light-emitting diode light source

Lamp driver card to control lighting of a lamp load or a LED on a wayside of a railway system

Load control device for a light-emitting diode light source

Driver circuit for an LED lighting tube, LED lighting tube and method for providing a controlled DC output power

Multifunctional smart home lamp control and security remote control signal receiver

Solid state light fixtures having variable current dimming and related driver circuits and methods

Automatic power over ethernet pulse width signaling correction

Weapon mounted light and operation thereof

Device for driving the electrical power supply of light sources of an automotive vehicle

Power supply system and voltage output module

Method for operating an optoelectronic assembly and optoelectronic assembly

Portable lighting devices

LED device protection circuit and method thereof

Dimming device

Silicon-controlled rectifier-compatible constant-voltage circuit, LED dimming circuit, and related LED lighting apparatus

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

Power source device and light radiation system equipped with same

Solid-state lighting with auto-select settings for line voltage and ballast voltage

LED lighting module

Status derivation of load circuit via capacitance

Lighting unit and method of controlling

Constant current power driver circuit for automotive light assembly

Lighting device and luminaire

Lighting system fault diagnostic apparatus

Method of monitoring the operating status of a light emitting diode in a vehicle lamp array

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

Support structure for lighting devices, corresponding lighting device and method

Lighting circuit and vehicle lamp having the same

Programmable emergency lighting device including near-field communication

Light-emitting device package and vehicular light comprising same

Linear solid-state lighting with low voltage control free of electric shock and fire hazard

Drive circuit for LED lamps adapted to replace high-intensity discharge lamps

ELECTRONIC CONVERTER, AND RELATED METHOD OF OPERATING AN ELECTRONIC CONVERTER

Light-emitting device

Constant current power supply with a plurality of current outputs for LED lamps

Ground fault detection circuit, abnormality detection circuit, light emitting device, vehicle

AC light emitting diode and AC LED drive methods and apparatus

Energy measurement for a lighting system

Lighting system

Load control device for a light-emitting diode light source

Two-channel LED driver with short circuit protection and short circuit protection method for two-channel LED driver

Systems and methods of overvoltage protection for LED lighting

System and method for indicating operational characteristics of a lighting system

System-in-package for LED driving and LED lighting device including the same

Free voltage LED driving device with high luminous uniformity ratio

Isolated driver

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

Light emitting diode driving circuit

Automated dynamic luminaire identification using barcodes

Sensor clip and method of using

Three-dimensional VLC/DLC sensor clip

LED tube lamp

Electrical wall receptacle, LED module, and lamp system

LED device and control unit thereof

Lighting apparatus and driving circuit including frequency dithering and slope compensation

Backlighting dimming circuit and liquid crystal display

Apparatus for synchronous driving of multi-channel light emitting diodes

Multi-LED components

LED COMPENSATION SYSTEM AND CONTROL METHOD THEREOF

Lighting device, luminaire, vehicle with same, and control method

Lighting device, luminaire, vehicle with same, and lighting method

LED tube lamp

Light-bar structure

Method for eliminating flicker in emergency lighting driver devices during pulse charging

Method For Optimizing Efficiency Of Optical Semiconductor Devices

LED based lighting application

Configurable lighting system

Brightness monitoring for LED failures and daylighting target adjusting

Circuit arrangement for operating semiconductor light sources

Device for driving light emitting diode, and light emitting module including same

Semiconductor device

LED lighting methods and apparatus

LED tube lamp

Ripple suppression method, circuit and load driving circuit thereof

Light Maintenance System

Load control device for a light-emitting diode light source

LED driver

HORTICULTURAL LIGHT

LED driver circuit and LED driving method

Two-channel LED driver and the control method thereof

Drive device for illuminating device, illumination device, lighting system and method for controlling the lighting system

Electrically parallel fused LEDs

Sensor clip and method of using

Light exposure system, portable terminal, and light-emitting apparatus

Lamp control device

Power supply circuit for LED lighting

LED tube lamp with operating modes compatible with electrical ballasts

Light-emitting apparatus

Light source lighting circuit and turn signal lamp

Securing a light module comprising a laser source

GPS-BASED LIGHTING CONTROL SYSTEM

Output circuit

Stepless dimming control method of lighting system

Light emitting diode control circuit with hysteretic control and low-side output current sensing

Switching regulator capable of reducing current ripple and control circuit thereof

Controllable driver and drive method

Lighting device and illuminating fixture

Method of protecting and detecting a surge event in a node

Adaptive overvoltage protection for multifunction LED chain

Fire alarm systems

LED fixture and LED lighting arrangement comprising such LED fixture

Emission control device, light-emitting module, light-emitting unit, and lighting fixture

Multi-channel LED driver with overheating protection capabilities

Light emitting element driving semiconductor integrated circuit, light emitting element driving device, light emitting device, and vehicle

Method and apparatus for reducing flickering of emitted light

Driving circuit and method for a provision of an operating current for at least one lighting means

Driving a lighting element

Ground fault detection circuit, abnormality detection circuit, light emitting device, vehicle

Driver circuit and method

Methods And Systems Of Proactive Monitoring And Metering Of Lighting Devices

Configurable switch array

Detection of the partial and/or total failure of a group of light sources on a vehicle

Multi-pad, multi-junction LED package

LED lighting system

Airfield runway lamp controller

Linear solid-state lighting with electric shock prevention

Fluorescent Lamp Replacement LED Protection

Lighting fixture

Lighting fixture

Lighting device and vehicle lighting system with same

BRIGHTNESS MONITORING FOR LED FAILURES AND DAYLIGHTING TARGET ADJUSTING

Lamp control device

Protection circuit assembly and method

LED flashlight

LED Flashlight

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

Fail-safe LED system

Power factor dimming

LED POWERING CIRCUIT

Systems and methods for overvoltage protection for LED lighting

Systems and methods for overvoltage protection for LED lighting

LED lighting system

APPARATUS FOR CONTROLLING LIGHT EMITTING DIODE MODULE HAVING LIGHT INTENSITY COMPENSATION FUNCTION AND LIGHTING SYSTEM INCLUDING THE SAME

Method for identifying a short circuit in a first light emitting diode element, and optoelectronic subassembly

Light emitting element driving device, light emitting device, and vehicle

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

Circuit arrangement for operating at least a first and a second cascade of LEDs

LIGHTING DEVICE

Protective circuit for output terminal capacitor of light-emitting diode (LED) driver

LED driving device, illuminator, and liquid crystal display device

Configurable lighting system

Lighting apparatus

Lighting status signaling system and method

LED module