| Patents for H05B 41 - Circuit arrangements or apparatus for igniting or operating discharge lamps (35,100) |
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| 01/20/2010 | EP2145513A1 Circuit arrangement and method for progressively dimming one or more lighting means |
| 01/20/2010 | EP2145512A1 Circuit arrangement and method for the operation of at least one discharge lamp |
| 01/20/2010 | EP2145511A1 Symmetrical rf power supply for inductively coupled electrodeless lamps |
| 01/20/2010 | EP2100481B1 Lighting controller |
| 01/20/2010 | EP1763977B1 Fluorescent tube lamp drive circuit |
| 01/20/2010 | CN201388332Y Driving circuit of flashlight of digital camera |
| 01/20/2010 | CN201388331Y Energy-saving lamp with low-interference high-power factor circuit |
| 01/20/2010 | CN201388330Y Amperite circuit of energy-saving lamp |
| 01/20/2010 | CN201388329Y Electronic type ballast of gas discharge lamp |
| 01/20/2010 | CN201388328Y Transformer drive circuit and liquid crystal display device thereof |
| 01/20/2010 | CN201388327Y LCD backlight source lamp tube assembly circuit |
| 01/20/2010 | CN201388326Y Electronic preheating long-life highly-effective energy-saving lighting circuit |
| 01/20/2010 | CN201388325Y Streetlight illumination wireless network control system |
| 01/20/2010 | CN201387871Y Coupling bar of high-frequency non-polar magnetic energy lamp |
| 01/20/2010 | CN201386927Y Novel fluorescent lamp |
| 01/20/2010 | CN101631415A Electronic rectifier of fluorescent lamp |
| 01/20/2010 | CN101631414A Circuit for eliminating stroboscopic phenomenon of energy-saving lamp |
| 01/20/2010 | CN100584143C Circuit arrangement |
| 01/20/2010 | CN100584142C Back light modulating and changing method for plane display |
| 01/20/2010 | CN100584141C External-electrode fluorescent lamp driving device |
| 01/20/2010 | CN100584140C Electronic ballast and power factor calibration circuit |
| 01/20/2010 | CN100584139C Resonate operating method of high voltage lamp under longitudinal mode, electron ballast and system |
| 01/20/2010 | CN100584138C High pressure electric discharge lamp starter |
| 01/20/2010 | CN100584137C Vehicular flicker frequency matching device capable of replacing bulb-type turn indicator |
| 01/20/2010 | CN100584136C Anion energy-saving light |
| 01/20/2010 | CN100583618C Lamp tube driving circuit |
| 01/20/2010 | CN100583384C Lighting source |
| 01/20/2010 | CN100583321C Voltage transformer capable of adjusting leakage inductance and Electric lamp drive apparatus using same |
| 01/20/2010 | CN100582988C Discharging lamp ignitor |
| 01/20/2010 | CN100582923C Discharge lamp ignition device and projector |
| 01/19/2010 | US7649325 Methods and apparatus for switching regulator control |
| 01/14/2010 | WO2010005026A1 Light emitting device |
| 01/14/2010 | WO2010004821A1 Lighting device, display device, and television reception device |
| 01/14/2010 | WO2010003570A1 Quick-start for low-pressure mercury amalgam lamps |
| 01/14/2010 | US20100007644 Backlight assembly, display comprising the same and control method thereof |
| 01/14/2010 | US20100007285 Method and Apparatus for Curing Thin Films on Low-Temperature Substrates at High Speeds |
| 01/14/2010 | US20100007284 Device for driving a gas discharge lamp |
| 01/14/2010 | US20100007280 Electronic candle and electronic night lamp |
| 01/14/2010 | US20100006745 Light Grid With Parallel Evaluation |
| 01/14/2010 | DE102009020884A1 Betriebsgerät für Lampen mit Elektroden, mit Lampenstrommessung Operating device for lamps with electrodes with lamp current measurement |
| 01/14/2010 | DE102008032608A1 Schnellstart für Quecksilber-Niederdruck-Amalgam-Lampen Quick Start for low-pressure mercury amalgam lamps |
| 01/14/2010 | CA2726485A1 Dimming fluorescent ballast system with shutdown control circuit |
| 01/13/2010 | EP1650785B1 Metal halide lamp |
| 01/13/2010 | EP1186000B1 Discharge lamp and electronic flash device using the same |
| 01/13/2010 | CN201383896Y Electronic ballast of fluorescent lamp |
| 01/13/2010 | CN201383895Y Power source supply device |
| 01/13/2010 | CN201383894Y Phase shift circuit for reducing stroboflash of fluorescent lamps |
| 01/13/2010 | CN201383893Y 节能荧光灯 CFL |
| 01/13/2010 | CN201383892Y Fluorescent lamp capable of being continuously used after wire breaking or short circuit of lamp tube |
| 01/13/2010 | CN201382313Y Improved xenon lamp |
| 01/13/2010 | CN201382267Y Inflatable lighting lamp post |
| 01/13/2010 | CN101627665A Circuit arrangement and method for operating a discharge lamp |
| 01/13/2010 | CN101627664A Inverters |
| 01/13/2010 | CN101626655A High-pressure sodium lamp electronic energy converter |
| 01/13/2010 | CN101626654A Protection circuit of cold cathode fluorescence lamp drive circuit |
| 01/13/2010 | CN101626653A Illumination device and method for controlling same |
| 01/13/2010 | CN100581313C Cold-cathode lamp tube circuit driving process and apparatus and related electronic device |
| 01/13/2010 | CN100581311C Power adjusting method and apparatus for at least one lamp source |
| 01/13/2010 | CN100581011C Intelligent drive circuit for light emitting diode (LED) light engine |
| 01/13/2010 | CN100580515C Backlight module group drive control device and drive control method |
| 01/13/2010 | CN100580307C Compact self-ballasted fluorescent lamp and lighting apparatus |
| 01/12/2010 | US7646279 Apparatus for supplying energy to a load and a related system |
| 01/12/2010 | US7646152 Full-bridge and half-bridge compatible driver timing schedule for direct drive backlight system |
| 01/12/2010 | US7645391 includes two discharged lamps that are connected by electrical wires, first electrical circuit is disposed in the immediate vicinity of the discharge lamps and controls a warm-up phase, second circuit disposed remotely, functions to control operational phase; for disinfecting water by ultraviolet rays |
| 01/07/2010 | WO2010002612A2 Internal power supply for a ballast |
| 01/07/2010 | WO2010002511A1 Low ignition voltage instant start for hot re-strike of high intensity discharge lamp |
| 01/07/2010 | WO2010002279A1 A lamp and electronic ballast |
| 01/07/2010 | WO2010002132A2 Artificial-intelligent dimming stabilizer |
| 01/07/2010 | WO2010001441A1 Adapter with dimming function, illumination lamp with dimming function, socket with dimming function, and illumination control device |
| 01/07/2010 | WO2010000562A1 Metal halide discharge lamp having high-pressure buffer gas |
| 01/07/2010 | WO2010000349A1 Detecting the type of a gas discharge lamp connected to an operational device |
| 01/07/2010 | US20100002200 Method and an operation controller for operation of a mercury vapour discharge |
| 01/07/2010 | US20100001663 Light source driving circuit with over-voltage protection |
| 01/07/2010 | US20100001662 Led candelabra fixture and lamp |
| 01/07/2010 | US20100001659 Semiconductor light source driving apparatus and semiconductor light source driving method |
| 01/07/2010 | US20100001658 Light emitting diode circuit and light emitting diode driving circuit |
| 01/07/2010 | US20100001656 Low ignition voltage instant start for hot re-strike of high intensity discharge lamp |
| 01/07/2010 | US20100001655 Inverter Circuit and Lamp Control Apparatus Having the Same |
| 01/07/2010 | US20100001654 Illumination system capable of automatically adjusting illumination direction according to human body's signal |
| 01/07/2010 | US20100001650 Lamp End of Life Protection Circuit and Method for an Electronic Dimming Ballast |
| 01/07/2010 | US20100001649 Electronic Ballast with Lamp End of Life Detection and Protection Circuits |
| 01/07/2010 | DE102008031409A1 Erkennung des Typs einer an einem Betriebsgerät angeschlossenen Gasentladungslampe Recognition of the type of devices connected to a ballast gas discharge lamp |
| 01/07/2010 | CA2729472A1 Internal power supply for a ballast |
| 01/06/2010 | EP2141967A2 False failure prevention circuit in emergency ballast |
| 01/06/2010 | EP2141966A1 Illumination lamp ignition device and lighting device |
| 01/06/2010 | EP2140737A2 Solid state lighting apparatus |
| 01/06/2010 | EP2140736A1 Circuit arrangement and method for operating a discharge lamp |
| 01/06/2010 | EP2140735A1 Circuit configuration for starting and operating at least one discharge lamp |
| 01/06/2010 | CN201378895Y Street lamp energy savor |
| 01/06/2010 | CN201378894Y Series circuit with two input lines for split type high-power energy-saving lamp tubes |
| 01/06/2010 | CN201378893Y Light source controller |
| 01/06/2010 | CN201378892Y Plug-in electronic ballast device for fluorescent lamp |
| 01/06/2010 | CN201377743Y Single PAR6 metal halide headlamp for high-speed railway motor train unit locomotive |
| 01/06/2010 | CN201377720Y Ribbon high-frequency light source for modulated type industry |
| 01/06/2010 | CN201377703Y Corridor multifunctional integrated energy-saving lamp controlled by sound and light |
| 01/06/2010 | CN101621886A Driving circuit and lighting system of high-frequency high-voltage fluorescent lamp |
| 01/06/2010 | CN101621885A Illumination device with brightness control function and illumination system using same |
| 01/06/2010 | CN101621884A Driving device |
| 01/06/2010 | CN100579329C High brilliance discharge lamp ignitor and lighting device |
| 01/06/2010 | CN100579328C High-pressure discharge lamp operation device and illumination instrument |