| Patents for H05B 41 - Circuit arrangements or apparatus for igniting or operating discharge lamps (35,100) |
|---|
| 11/01/2007 | WO2007122114A1 Arrangement and method for operating a high-pressure discharge lamp |
| 11/01/2007 | WO2007121840A1 Dimmable electronic ballast device |
| 11/01/2007 | WO2007121837A1 Superimposed-type device for a ballast |
| 11/01/2007 | WO2007121824A1 Superimposed-type ignition device for high-pressure discharge lamps |
| 11/01/2007 | WO2007036886A3 Wireless building automation and control network, digital ballast and wireless control device |
| 11/01/2007 | WO2006111120A9 Electronic ballast with phase dimmer detection |
| 11/01/2007 | US20070252535 Inverter apparatus |
| 11/01/2007 | US20070252534 Light Control Fluorescent Lamp And Circuit Thereof |
| 11/01/2007 | US20070252533 Device for driving light source module |
| 11/01/2007 | US20070252531 Backlight device capable of increasing luminance efficiency |
| 11/01/2007 | US20070251886 Supply Device for Ultraviolet Lamps Used in the Treatment of Water |
| 10/31/2007 | CN200969700Y 一种无极灯 One kind of lamp |
| 10/31/2007 | CN200969699Y Low voltage small power electronic blast |
| 10/31/2007 | CN200969698Y Driving circuit |
| 10/31/2007 | CN101065998A High intensity discharge lamp driver with voltage feedback controller |
| 10/31/2007 | CN101065974A Projection system and method for operating a discharge lamp |
| 10/31/2007 | CN101065715A Apparatus and method for control of high intensity discharge lighting |
| 10/31/2007 | CN101064983A Compact light-operated florescent lamp and light-operated circuit thereof |
| 10/31/2007 | CN101064982A Drive circuit and method for florescent lamp |
| 10/31/2007 | CN101064981A 荧光灯电子镇流器 Electronic Ballast |
| 10/31/2007 | CN101064979A Wireless control light modulation ballast |
| 10/31/2007 | CN100346674C Starter for discharging lamp |
| 10/31/2007 | CN100346673C High voltage discharge lamp turn-on device and lighting device |
| 10/31/2007 | CN100346672C Circuit structure for driving muliple cold cathode fluorescent lamp tube |
| 10/31/2007 | CN100346671C HID electronic ballast system supplied with A.C. bus with higher than 50Hz |
| 10/31/2007 | CN100346670C Voltage supply circuit of multiple lamp tubes |
| 10/30/2007 | US7288904 Centralized control device for controlling the application of voltage to a load provided with a power factor correction capacitor |
| 10/30/2007 | US7288903 Driving device of light source for display device |
| 10/30/2007 | US7288899 Light source, projector, and method of driving arc tube |
| 10/30/2007 | US7288898 Automotive high intensity discharge lamp ballast circuit |
| 10/25/2007 | WO2007120001A1 Pulse width modulation apparatus and apparatus for driving light source having the same |
| 10/25/2007 | WO2007119510A1 Projector using lamp, method and program for controlling discharge lamp light source |
| 10/25/2007 | WO2007119457A1 Discharge lamp operation device |
| 10/25/2007 | WO2007119189A1 A circuit for detecting function status of a lamp and a ballast |
| 10/25/2007 | WO2007118834A1 Ballast for an electric lamp |
| 10/25/2007 | WO2007118808A1 Circuit arrangement and method for operating a discharge lamp |
| 10/25/2007 | US20070247088 Discharge Lamp Ballast Apparatus |
| 10/25/2007 | US20070247082 Discharge Lamp Operating Device |
| 10/25/2007 | US20070247080 Multistrike gas discharge lamp ignition apparatus and method |
| 10/25/2007 | US20070247072 Illumination device |
| 10/25/2007 | DE102006052901A1 Discharge lamp e.g. fluorescent lamp, dimming or switching method for e.g. office space, involves using electronic ballast to regulate dimming or switching of discharge lamp depending on available light |
| 10/25/2007 | DE102006034373A1 Überlagerungszündgerät für ein Vorschaltgerät Superimposed on a ballast |
| 10/25/2007 | DE102006034372A1 Überlagerungszündschaltung für Hochdruck-Entladungslampen Überlagerungszündschaltung for high intensity discharge lamps |
| 10/25/2007 | DE102006018577A1 Hochsetzsteller-Leistungsfaktorkorrekturschaltung (Boost-PFC) The boost power factor correction circuit (PFC boost) |
| 10/25/2007 | DE102006018576A1 Hochsetzsteller-Leistungsfaktorkorrekturschaltung (Boost-PFC) The boost power factor correction circuit (PFC boost) |
| 10/25/2007 | DE102006018569A1 Dimmbares elektronisches Vorschaltgerät Dimmable electronic ballast |
| 10/25/2007 | DE102006018296A1 Anordnung und Verfahren zum Betreiben einer Hochdruck-Entladungslampe Arrangement and method for operating a high pressure discharge lamp |
| 10/25/2007 | CA2647959A1 Circuit arrangement and method for operating a discharge lamp |
| 10/24/2007 | EP1848252A2 Flash apparatus |
| 10/24/2007 | EP1848251A1 Transformer apparatus, inverter transformer, and drive circuit |
| 10/24/2007 | EP1848016A2 Electrical switch having stacked switching elements, as for controlling a flashlicht |
| 10/24/2007 | EP1847159A1 Lamp base for a high-pressure discharge lamp and corresponding high-pressure discharge lamp |
| 10/24/2007 | CN200966182Y 一种小功率微波硫灯 A small-power microwave sulfur lamp |
| 10/24/2007 | CN200966181Y High power electronic ballast |
| 10/24/2007 | CN200966180Y Low voltage triode electronic ballast fluorescent lamp |
| 10/24/2007 | CN200966179Y Serial zero current switching controlled street lamp energy-saving device |
| 10/24/2007 | CN200966178Y Intensifying lamp igniting equipment and system with this equipment |
| 10/24/2007 | CN200966172Y A special controller for solar energy street lamp, and courtyard lamp |
| 10/24/2007 | CN200965969Y T5 to T8 switching frame |
| 10/24/2007 | CN101061762A Multilayer substrate with built-in capacitor, method for manufacturing same, and cold cathode tube lighting device |
| 10/24/2007 | CN101061758A Electronic ballast with preheating and dimming control |
| 10/24/2007 | CN101061757A Electric-discharge lamp operation device |
| 10/24/2007 | CN101061756A Method for driving of a fluorescent lighting and a ballast stabilizer circuit for performing the same |
| 10/24/2007 | CN101061755A Circuit arrangement for operating a high pressure discharge lamp |
| 10/24/2007 | CN101060753A A backlight brightness adjustable drive circuit |
| 10/24/2007 | CN101060752A A multi-lamp dimming control method for the cold cathode lamp tube |
| 10/24/2007 | CN101060751A An energy-saving technology and device for improving the electric light source light-emitting efficiency |
| 10/24/2007 | CN101060750A Extendible HID xenon lamp semiconductor transistor intelligent control line set |
| 10/24/2007 | CN101060749A Double tube high voltage gas discharge lamp electronic ballast control system |
| 10/24/2007 | CN101060748A Local rectifying protective circuit of fluorescent lamp electronic ballast |
| 10/24/2007 | CN101060747A 高效率谐振镇流器 High-efficiency resonant ballast |
| 10/24/2007 | CN101060746A A fluorescent lamp drive power supply |
| 10/24/2007 | CN101060745A HID xenon lamp ballast with the power supplied from the mains |
| 10/24/2007 | CN101060744A Method and circuit for short-circuit and over-current protection in a discharge lamp system |
| 10/24/2007 | CN101060743A Resonance inverter |
| 10/24/2007 | CN101060742A Discharge lamp tube power supply device and its current balancing device |
| 10/24/2007 | CN101060741A Lamp tube drive power supply system |
| 10/24/2007 | CN101060740A Discharge lamp drive device |
| 10/24/2007 | CN101060739A A fluorescent lamp drive power supply |
| 10/24/2007 | CN101060737A A circuit of displaying the functional status of detecting lamp and ballast |
| 10/24/2007 | CN101060223A An environment-friendly fluorescent lamp energy-saving converter |
| 10/24/2007 | CN101060061A Plane fluorescent lamp and its driving method and LCD |
| 10/24/2007 | CN100345227C High-voltage transformer |
| 10/23/2007 | US7285920 Method and circuit arrangement for operating a high-pressure gas discharge lamp |
| 10/23/2007 | US7285919 Electronic ballast having improved power factor and total harmonic distortion |
| 10/18/2007 | WO2007117011A1 Discharge tube lighting device |
| 10/18/2007 | WO2007116349A1 Method for dimming a light generating system for generating light with a variable color |
| 10/18/2007 | WO2007116016A1 Reduced power loss in electronic ballasts |
| 10/18/2007 | WO2007031934A3 Adaptive driver for dielectric barrier discharge (dbd) lamp |
| 10/18/2007 | US20070241694 Liquid crystal television and backlight power supplying circuit |
| 10/18/2007 | US20070241693 Apparatus for end-of-life detection of fluorescent lamps |
| 10/18/2007 | DE102006049313A1 Treiberschaltung und Ansteuerverfahren für Fluoreszenzlampe Driver circuit and driving method for fluorescent lamp |
| 10/18/2007 | DE102006017521A1 Schaltungsanordnung und Verfahren zum Betreiben einer Entladungslampe Circuit arrangement and method for operating a discharge lamp |
| 10/18/2007 | DE102006017341A1 Reduzierte Verlustleistung in Elektronischen Vorschaltgeräten (EVGs) Reduced power dissipation in electronic ballasts (EBs) |
| 10/17/2007 | EP1845757A2 Liquid crystal television and backlight power supplying circuit |
| 10/17/2007 | EP1844634A1 Method for operating a high-pressure discharge lamp, operating appliance for a high-pressure discharge lamp, and illumination device |
| 10/17/2007 | EP1844633A1 Circuit arrangement and method for the operation of a high-pressure gas discharge lamp |
| 10/17/2007 | CN200962687Y Pre-heating light-adjustable, and over-current protection magnetic amplifier electronic ballast |
| 10/17/2007 | CN200962686Y High-voltage Na lamp circuit |
| 10/17/2007 | CN200962685Y A self-controlled LED power adjusting circuit |