Patents for H05B 41 - Circuit arrangements or apparatus for igniting or operating discharge lamps (35,100) |
---|
09/06/2012 | DE102011005048A1 Testbetrieb eines Betriebsgeräts für Leuchtmittel Test operation of an operating device for lamps |
09/06/2012 | DE102010054381B4 Verfahren zur Stromversorgung einer Entladungslampe, Schaltungsanordnung mit einem elektronischen Vorschaltgerät und einer Entladungslampe sowie Vorschaltgerät Method for powering a discharge lamp circuit with an electronic ballast and a discharge lamp and ballast |
09/05/2012 | EP2494853A1 Apparatus and methods of operation of passive and active led lighting equipment |
09/05/2012 | EP2494852A1 Selectively activated rapid start/bleeder circuit for solid state lighting system |
09/05/2012 | CN202425180U Standby electrodeless lamp with double electronic ballasts |
09/05/2012 | CN202425179U Electronic ballast |
09/05/2012 | CN202425178U Energy-saving control device for high-tension sodium lamp |
09/05/2012 | CN202425177U Feedback-type automatic power switching controller for electrodeless lamp with double electronic ballasts |
09/05/2012 | CN202425176U Positive and negative input device of bridge circuit-controlled HID (high intensity discharge) stabilizer |
09/05/2012 | CN202425175U Balancing overheat oscillation-stop self-locking split-type energy-saving lamp |
09/05/2012 | CN202425174U Electronic ballast with state indicating function |
09/05/2012 | CN202425173U Long-life electrode-type illuminating lamp circuit |
09/05/2012 | CN202425172U T8 to T5 lamp electronic ballast |
09/05/2012 | CN202425171U Changeover type dual-electronic-ballast electrodeless lamp |
09/05/2012 | CN202425170U Electronic ballast of fluorescent lamp |
09/05/2012 | CN202425169U Electronic ballast |
09/05/2012 | CN202425168U Inductance-type point-cold-cathode tube stable loop structure |
09/05/2012 | CN202425114U Control device for induction lamps |
09/05/2012 | CN202423217U Hid照明系统 Hid Lighting System |
09/05/2012 | CN1895007B Method and circuit arrangement for operating a discharge lamp |
09/05/2012 | CN102656951A Transition mode commutation for inverter |
09/05/2012 | CN102655707A Dimming control device for energy-saving lamp |
09/05/2012 | CN101778520B Method for controlling soft switching of zero voltage quasi-square wave BUCK transducer and circuit thereof |
09/05/2012 | CN101742801B CMOS power factor correction control circuit for electronic ballast |
09/05/2012 | CN101702860B Lighting control circuit of electronic ballast |
09/05/2012 | CN101652010B Drive power supply of sunlight simulator |
09/05/2012 | CN101507366B High voltage discharge lamp lighting apparatus and illuminating equipment |
09/05/2012 | CN101500367B Signal processing circuit and method |
09/05/2012 | CN101500366B Circuit system for driving high brightness discharge lamp |
09/05/2012 | CN101491162B Super-high pressure mercury lamp |
09/05/2012 | CN101426320B Driving system for electronic device and current balancing circuit thereof |
09/05/2012 | CN101385398B Discharge lamp lighting device, lighting system and method |
09/05/2012 | CN101352106B Crest factor reduction method for electronically ballasted lamps |
09/05/2012 | CN101316470B Magnet ring frequency changer and electric ballast with the same |
09/05/2012 | CN101095376B A method and an operation controller for operation of a mercury vapour discharge lamp in an image rendering system |
09/04/2012 | US8258720 Solid state lighting apparatus |
09/04/2012 | US8258719 Method and circuit arrangement for regulating a LED current flowing through a LED circuit arrangement, and associated circuit composition and lighting system |
09/04/2012 | US8258715 Fluorescent lamp with balanced lamp tube electric potentials |
09/04/2012 | US8258714 LED controller with phase-shift dimming function and LED phase-shift dimming circuit and method thereof |
09/04/2012 | US8258706 LED drive circuit, LED illumination component, LED illumination device, and LED illumination system |
08/30/2012 | WO2012049152A3 Method and electrical circuit for operating a light source of a motor vehicle headlight with direct current, and light module of a motor vehicle headlight comprising such a circuit and motor vehicle headlight comprising such a light module |
08/30/2012 | US20120217895 Lamp tube driving device, lamp tube module, and lamp tube driving system |
08/30/2012 | US20120217894 Driving circuit for led |
08/30/2012 | US20120217893 Inverter device, illumination device for display device provided with the same, and display device |
08/30/2012 | US20120217891 Lighting Apparatus Using PN Junction Light-Emitting Element |
08/30/2012 | US20120217153 Self-Tuning Power Supply |
08/30/2012 | DE102009048562B4 Verfahren und Vorrichtung zum Betreiben einer elektrodenlosen Entladungslampe mit einem Wobbelgenerator Method and apparatus for operating an electrodeless discharge lamp having a sweep generator |
08/29/2012 | EP2491769A1 Circuit assembly for operating at least one discharge lamp |
08/29/2012 | EP2491768A1 Fluorescent lamp ballast with electronic preheat circuit |
08/29/2012 | CN202406369U Restart circuit for electronic ballast of fluorescent lamp |
08/29/2012 | CN202406368U Novel electrodeless lamp ballast |
08/29/2012 | CN202406366U Streetlamp power saving device |
08/29/2012 | CN102652465A Electronic ballast with power thermal cutback |
08/29/2012 | CN102652464A Driver circuit for driving a load circuit |
08/29/2012 | CN102651941A Protective circuit of fluorescent lamp ballast and circuit of fluorescent lamp ballast |
08/29/2012 | CN101761838B LED (light emitting diode) light-mixing efficient energy-saving street lamp |
08/29/2012 | CN101646288B Dimming method applicable to traditional dimmers and LED dimmable drive power |
08/29/2012 | CN101435950B Backlight unit and liquid crystal display device including the same |
08/29/2012 | CN101291117B Inverter, back light assembly and display device possessing same |
08/29/2012 | CN101188896B Inverter circuit and backlight assembly having the same |
08/28/2012 | US8253346 Multi configurable lighting and energy control system and modules |
08/28/2012 | US8253345 Method for driving LED |
08/23/2012 | WO2012110961A2 Emergency lighting ballast device with a plurality of ballastoutputs for flexible lamp connection configurations |
08/23/2012 | WO2012110949A1 Circuit arrangement for operating a high pressure discharge lamp |
08/23/2012 | WO2012109687A1 Method for detecting a rectifier effect for a dimmable gas discharge lamp |
08/23/2012 | WO2012083323A3 Method and device for operating a gas discharge lamp |
08/23/2012 | US20120212150 Underwater lighting system and method |
08/23/2012 | US20120212128 Electrodeless lamps and methods |
08/23/2012 | DE102011004351A1 Verfahren zum Erkennen eines Gleichrichtereffektes bei einer dimmbaren Gasentladungslampe A method of detecting a rectifier effect in the gas discharge lamp, a dimmable |
08/22/2012 | EP2490511A1 Electronic ballast |
08/22/2012 | EP2130412B1 Error detector in an operating device for lighting devices |
08/22/2012 | EP1685749B1 Discharge lamp ballast with detection of abnormal discharge outside the arc tube |
08/22/2012 | CN202396071U HID (High intensity Discharge) electronic ballast based on wireless control of internet of things |
08/22/2012 | CN202396070U HID (high intensity discharge) electronic ballast operating state control device |
08/22/2012 | CN202396069U Road lamp lighting power saver control device |
08/22/2012 | CN202396068U Electronic ballast of metal halogen lamp |
08/22/2012 | CN202396058U Vehicular tunnel Illuminating brightness adaptive control system |
08/22/2012 | CN202392760U Novel electronic ballast |
08/22/2012 | CN102647840A Electric-discharge lamp lightening device and illumination device comprising same |
08/22/2012 | CN102647839A Multi-tap ballast protective circuit and multi-tap ballast |
08/22/2012 | CN102647838A Conversion module of electronic ballast-driven LED (light emitting diode) |
08/22/2012 | CN101788744B Device and method for driving mini projector |
08/22/2012 | CN101657677B Backlight device and liquid crystal display device |
08/22/2012 | CN101610630B Drive circuit of fluorescent tube |
08/22/2012 | CN101491163B Display device illuminating device and display device provided with the illuminating device |
08/22/2012 | CN101483956B Low frequency full bridge circuit used for ceramic metal halogen lamp electric ballast |
08/22/2012 | CN101459998B Backlight unit having protection circuit using center-tap |
08/22/2012 | CN101336034B Dielectric barrier discharge lamp system and driving method thereof |
08/22/2012 | CN101198204B Discharge lamp lighting apparatus and projector |
08/21/2012 | US8247997 Ballast with lamp filament detection |
08/21/2012 | US8247988 Compact delay line structures for field applicators for operation of electrodeless gas discharge lamps |
08/21/2012 | US8247987 Induction lamp lighting device and illumination apparatus |
08/21/2012 | US8247986 Power conversion controller having an adaptive peak current reference |
08/21/2012 | US8247985 Light tube and power supply circuit |
08/21/2012 | US8247975 Backlight assembly for liquid crystal display device |
08/16/2012 | WO2012109350A2 Electrodeless plasma lamp with variable voltage power supply |
08/16/2012 | US20120206060 Inductive electronic module and use thereof |
08/16/2012 | US20120206059 Two level lighting ballast |
08/16/2012 | US20120205989 Adaptive inductive power supply with communication |
08/15/2012 | EP2488001A2 Two light level control circuit |