Patents
Patents for H05B 37 - Circuit arrangements for electric light sources in general (57,776)
06/2011
06/15/2011CN1896586B Surface light source using led and backlight unit having the surface light source
06/15/2011CN102098856A Method for detecting falling of automotive steering lamp
06/15/2011CN102098855A Light-emitting diode (LED) driving device
06/15/2011CN102098854A Dimming driving method and device and dimming lamp
06/15/2011CN102098853A Light-emitting component driving system, driving control circuit and driving method
06/15/2011CN102098852A Small-area power tube-based low-mismatching multi-channel light-emitting diode (LED) constant current source driving circuit
06/15/2011CN102098851A Street lamp system of self-induction sectional switch
06/15/2011CN102098850A LED (light emitting diode) power supply device
06/15/2011CN102098849A Light-emitting diode (LED) driving chip
06/15/2011CN102098848A High power factor constant current light-emitting diode (LED) lighting circuit
06/15/2011CN102098847A Field programmable gate array (FPGA)-based light-emitting diode (LED) dimming circuit
06/15/2011CN102098846A Intelligent energy-saving LED (light emitting diode) lamp control system
06/15/2011CN102098845A Method for driving array-type alternating current-light-emitting diode (AC-LED) chips
06/15/2011CN102098844A Intelligent controller of LED (light emitting diode) street lamp
06/15/2011CN102098843A LED driving circuit with high accuracy and low power consumption
06/15/2011CN102098842A Current transformer-based light-emitting diode (LED) driving circuit
06/15/2011CN102098841A Railway light-emitting diode (LED) signal lamp lightening control circuit and railway light-emitting diode (LED) signal lamp lightening control method
06/15/2011CN102098840A Simple communication system based on power grid
06/15/2011CN102098839A Lighting and energy-saving control system for airport terminal
06/15/2011CN102098838A LED control method and equipment
06/15/2011CN102098837A Lighting control system
06/15/2011CN102098836A Lighting control device, lighting control system and lighting up control device
06/15/2011CN102098835A LED (light emitting diode) lamp control system and control method
06/15/2011CN102098834A LED lighting device and driving method thereof
06/15/2011CN102098833A Light emitting device driver circuit and method for driving light emitting device
06/15/2011CN102098832A System and method for controlling distributed airport navigation light
06/15/2011CN102098831A Apparatus and method of driving light source
06/15/2011CN102098830A Method for analyzing light profile of light source and device for driving local dimming of liquid crystal display device by using the same
06/15/2011CN102098829A Lamp and control system thereof
06/15/2011CN102098828A Lamp control system
06/15/2011CN102098827A Ultrasonic lamp and control method thereof
06/15/2011CN102098826A Light emitting diode light source driving circuit
06/15/2011CN102098825A Light emitting diode light mixing control device and method thereof
06/15/2011CN102098824A Novel illumination controller
06/15/2011CN102098823A Light emitting device
06/15/2011CN102097060A LED backlight current equalizing circuit using capacitance balance
06/15/2011CN102097053A LED control system for automatically detecting resolution of units
06/15/2011CN102095913A Multi-functional portable auxiliary maintenance/detection pen for electrical appliances
06/15/2011CN102095133A Novel LED (light emitting diode) hurdle lamp
06/15/2011CN102095124A Street lamp
06/15/2011CN102095116A LED (Light Emitting Diode) tube lamp
06/15/2011CN102095113A Power type LED (Light Emitting Diode) lamp with high heat conducting property
06/15/2011CN102095097A High-power breathing lamp
06/15/2011CN102095095A Light emitting diode (LED) induction lamp
06/15/2011CN102091423A LED (light-emitting diode) luminous pinball
06/15/2011CN101832490B Dimmable LED illumination system with temperature protection function
06/15/2011CN101639180B LED lamp belt
06/15/2011CN101639179B LED lamp string
06/15/2011CN101634835B 负载控制模块 Load control module
06/15/2011CN101447847B Method for time base determination of simple and convenient multi-node synchrosystem and system thereof
06/15/2011CN101414605B Light emitting element with a plurality of cells bonded, method of manufacturing the same, and light emitting device using the same
06/15/2011CN101179890B Intelligent illumination facilities automatic controller
06/15/2011CN101161036B Lighting device and display device using same
06/15/2011CN101112126B Distributed intelligence ballast system and extended lighting control protocol
06/14/2011US7961075 Programmable lighting unit and remote control for a programmable lighting unit
06/14/2011US7960963 Method and apparatus for power control by frequency spreading
06/14/2011US7960922 High efficiency low power capacitor charged DC driver
06/14/2011US7960921 Current regulator apparatus and methods
06/14/2011US7960919 Illumination apparatus and image display apparatus
06/14/2011US7960917 Light emitting device and electronic equipment using the same
06/09/2011WO2011068308A2 Lighting system and lighting method using same
06/09/2011WO2011067564A1 Combined driver and pir motion sensor device
06/09/2011WO2011067177A1 A method for controlling the operation of an electronic converter, and a corresponding electronic converter, lighting system and software product
06/09/2011US20110134645 Led lamp assembly with thermal management system
06/09/2011US20110134239 Efficient illumination system for legacy street lighting systems
06/09/2011US20110133675 Illumination device
06/09/2011US20110133674 Backlight unit for display device
06/09/2011US20110133673 Led driving circuit having error detection function
06/09/2011US20110133672 Lighting device with dynamic light effects
06/09/2011US20110133671 Track lighting system current limiting device
06/09/2011US20110133670 Street lamp capable of adjusting illuminating range thereof and having LEDs as light source
06/09/2011US20110133668 Solid state lighting system
06/09/2011US20110133666 Display, method of manufacturing display and electronic device
06/09/2011US20110133662 Circuits and methods for driving light sources
06/09/2011US20110133661 Power supply systems with controllable power
06/09/2011US20110133660 Light emitting device, lighting device, lighting system, light emitting diode circuit, mounting substrate, and light emitting method for light emitting diode
06/09/2011US20110133658 Illumination Device Comprising Multiple LEDs
06/09/2011US20110133657 Light emitting device driver circuit and method for driving light emitting device
06/09/2011US20110133656 Intensity balance for multiple lamps
06/09/2011US20110133655 Autonomous grid shifting lighting device
06/09/2011US20110133654 Tunable colour led module
06/09/2011US20110133653 Ultrasonic lamp and control method thereof
06/09/2011US20110133649 Mechanisms for light management
06/09/2011US20110133648 Toilet Illumination Apparatus
06/09/2011US20110133645 Circuits and methods for powering light source with balanced currents
06/09/2011DE202009018232U1 Steuereinrichtung zum Ansteuern von Leuchten und Beleuchtungseinrichtung Control means for controlling lights and lighting equipment
06/09/2011DE102009057124A1 Anzeigen-LED-Einheit und Verfahren zum Steuern von Anzeigen-LEDs Display LED unit and method for controlling indicator LEDs
06/09/2011DE102009056809A1 Neon sign i.e. neon character, has memory storing signal representative of initial brightness of LEDs, and control device controlling current supply device for LEDs so that actual value is brought closer to target value
06/09/2011DE102009056806A1 Illuminated advertising sign i.e. illuminated letter, has control device controlling power supply for LED such that light intensity emitted by LED continuously increases with increasing ambient light
06/09/2011DE102009056561A1 Brightness controller for LED light source of light microscope, in e.g. material science field, has register in which current value is decremented and incremented with encoder, where size of increment or decrement is selected from stages
06/09/2011DE102009056319A1 Regelschaltung Control circuit
06/09/2011DE102009047654A1 Steuerbare Retrofit LED-Lampen Controllable retrofit LED lamps
06/09/2011DE102009047632A1 Circuit arrangement for operating LED, has diode and storage capacitor whose series connection is coupled to rectifier output terminals in parallel manner, where power factor correction capacitor is coupled between terminals
06/08/2011EP2330870A1 Sampling trigger device and method thereof
06/08/2011EP2329688A2 Led backlight
06/08/2011EP2329687A2 Configurable light fixture, configurable lighting system and method for configuring a lighting system
06/08/2011EP2329686A1 Method for operating a series circuit of at least two led s
06/08/2011EP2329344A1 Touch input with image sensor and signal processor
06/08/2011EP2329186A1 An aircraft led washlight system and method for controlling same
06/08/2011EP2077064B1 A system, method and computer-readable medium for displaying light radiation