| Patents for H05B 41 - Circuit arrangements or apparatus for igniting or operating discharge lamps (35,100) |
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| 02/01/2007 | DE102005035745A1 Discharge lamp e.g. video and projection lamp, igniting device, has coupling unit inductively coupling primary voltage pulse in ignition circuit and including voltage transmission ratio that is selected from certain range |
| 02/01/2007 | DE102005035466A1 Adaptive Regelung der Leistung von Gasentladungslampen Adaptive control of the power of gas discharge lamps |
| 02/01/2007 | DE102005035429A1 Beleuchtungssystem Lighting system |
| 02/01/2007 | DE102005034730B3 Verfahren um Erfassen einer Zugehörigkeit eines Notlichtversorgungsgeräts zu einem elektronischen Vorschaltgeräts in einem DALI-Netzwerk Method for detecting an association of a Notlichtversorgungsgeräts to an electronic ballast in a DALI network |
| 02/01/2007 | DE102005034505A1 Schaltungsanorndung mit transformatorlosem Wandler mit Drossel für den gepulsten Betrieb von dielektrischen Barriere-Entladungslampen Circuit arrangement with Wi-converter with transformer throttle for the pulsed operation of dielectric barrier discharge lamps |
| 01/31/2007 | EP1748686A2 Electronic circuit for operating an electronic ballast |
| 01/31/2007 | EP1748685A1 Single-chip driving device for a high intensity discharge lamp |
| 01/31/2007 | EP1748684A2 High voltage discharge lamp apparatus for vehicles |
| 01/31/2007 | EP1748683A2 High voltage discharge lamp apparatus for vehicles |
| 01/31/2007 | EP1748682A2 Discharge lamp lighting apparatus |
| 01/31/2007 | EP1748291A1 Microchip measurement device |
| 01/31/2007 | EP1747703A1 Method and circuit arrangement for the operation of a discharge lamp |
| 01/31/2007 | CN2865189Y Remote control light modulation energy-saving device |
| 01/31/2007 | CN2865188Y High-intensity discharge lamp ballast with noise and periodicity signal composite frequency modulation |
| 01/31/2007 | CN2865187Y Electronic ballast circuit for eye-protection lamp |
| 01/31/2007 | CN2865186Y Circuit arrangement for energy-saving fluorescent lamp |
| 01/31/2007 | CN1906979A 电路布置 Circuit layout |
| 01/31/2007 | CN1906978A Discharge lamp lighting device, illumination device, and projector |
| 01/31/2007 | CN1906975A Apparatus and method for producing variable intensity of light |
| 01/31/2007 | CN1906842A DC-AC converter, its controller IC, and electronic apparatus using the DC-AC converter |
| 01/31/2007 | CN1905776A Protective control circuit for discharging lamp |
| 01/31/2007 | CN1905775A Ballast with circuit for detecting and eliminating an arc condition |
| 01/31/2007 | CN1905774A Discharge lamp lighting apparatus |
| 01/31/2007 | CN1905773A Discharge lamp operating device, discharge lamp operating method, light source device, and display |
| 01/31/2007 | CN1905772A Master-slave control architecture for inverter |
| 01/31/2007 | CN1904692A Liquid crystal display device having an improved lighting device |
| 01/31/2007 | CN1298197C Power factor correcting unit with electronic ballast function |
| 01/31/2007 | CN1298196C Electrodeless discharge lamp device |
| 01/31/2007 | CN1298100C Power supply device |
| 01/31/2007 | CN1298098C Power factor correction circuit within broad voltage range |
| 01/30/2007 | US7170763 Apparatus and method for constant delta current control in a capacitor charger |
| 01/30/2007 | US7170474 Plasma display panel driver, driving method thereof, and plasma display device |
| 01/30/2007 | US7170237 Device for operation of a high pressure discharge lamp |
| 01/30/2007 | US7170236 Method of setting desired RMS load voltage in a lamp |
| 01/30/2007 | US7170235 Circuit arrangement with a separate resonant igniter for a high-pressure discharge lamp |
| 01/30/2007 | US7170231 Lamp that sets desired RMS load voltage with variable pulse width modulation |
| 01/30/2007 | US7170200 Starter assembly for a gas discharge lamp |
| 01/30/2007 | US7168430 Lamp device on a production machine for the manufacture of products of the tobacco-processing industry as well as associated lamp |
| 01/30/2007 | CA2339383C Releasing of glazing panels |
| 01/25/2007 | WO2007010886A1 Display device illumination lamp, display device illumination device, and display device |
| 01/25/2007 | WO2007010781A1 High voltage discharge lamp operation method, operation device, light source device, and projection type image display device |
| 01/25/2007 | WO2007010718A1 Self-excited inverter driving circuit |
| 01/25/2007 | US20070018592 Circuit arrangement and method for operating at least one electric lamp |
| 01/25/2007 | US20070018591 Device and method for lighting high-voltage discharge lamp |
| 01/25/2007 | US20070018590 Circuit arrangement having a converter without a transformer but with an inductor for the pulsed operation of dielectric barrier discharge lamps |
| 01/25/2007 | DE202006017935U1 Ferngesteuert abblendbare, energiesparende Vorrichtung für Leuchtstofflampen Remote controlled dimmable energy saving device for fluorescent lamps |
| 01/25/2007 | DE10259069B4 Resonanzkonverter und Verfahren zum Treiben von veränderlichen Lasten Resonant converter and method for driving variable loads |
| 01/25/2007 | DE102006032091A1 Entladungslampen-Lichtstromkreis A discharge lamp lighting circuit |
| 01/24/2007 | CN2862589Y Electronic ballast for metal-halogen lamp |
| 01/24/2007 | CN2862588Y Electronic ballast for single-tube fluorescent lamp |
| 01/24/2007 | CN2862583Y Self-timing energy-saving equipment for lighting lamp and road lamp |
| 01/24/2007 | CN2862579Y Lamp switch with remote control timing light modulation |
| 01/24/2007 | CN2862578Y A group of RGB and RYGB stage light modulation and coloration lamps |
| 01/24/2007 | CN2862577Y Manual controller for RGB and RYGB stage light modulation and coloration lamp |
| 01/24/2007 | CN2862576Y Remote pedal controller for RGB and RYGB stage light modulation and coloration lamp |
| 01/24/2007 | CN2862319Y HF lamp without electrodes |
| 01/24/2007 | CN2861732Y Multifunctional lamp |
| 01/24/2007 | CN2861725Y Lighting equipment and amperite |
| 01/24/2007 | CN1902988A Electronic ballast with lamp type determination |
| 01/24/2007 | CN1902987A High-efficiency single-ended forward-flyback electronic driver for barrier discharge lamps |
| 01/24/2007 | CN1901771A Low frequency trigger electronic ballast |
| 01/24/2007 | CN1901770A Device and method for operating at least one lamp |
| 01/24/2007 | CN1901769A Intelligent protective lighting power saving device |
| 01/24/2007 | CN1297178C Microwave illuminating system |
| 01/24/2007 | CN1296768C Flash lamp unit |
| 01/23/2007 | US7166971 Circuit arrangement for operating a high pressure discharge lamp |
| 01/23/2007 | US7166969 Drive circuit for illumination unit |
| 01/23/2007 | US7166967 Energy recovering apparatus and method for plasma display panel |
| 01/23/2007 | US7166964 Lamp containing pulse width modulated voltage conversion circuit |
| 01/18/2007 | WO2007007951A1 Circuit for lighting flash lamp |
| 01/18/2007 | WO2007007654A1 Discharge lamp operation device and bulb-shaped fluorescent lamp |
| 01/18/2007 | WO2007007554A1 Electrodeless discharge lamp illuminator |
| 01/18/2007 | WO2007007254A1 Parasitic capacitance compensation system and method |
| 01/18/2007 | WO2007006273A1 Circuit arrangement and method for operating at least one electric lamp |
| 01/18/2007 | US20070014130 Full-bridge and half-bridge compatible driver timing schedule for direct drive backlight system |
| 01/18/2007 | US20070013323 Simplified light-emitting diode (LED) hysteretic current controller |
| 01/18/2007 | US20070013322 Led temperature-dependent power supply system and method |
| 01/18/2007 | US20070013321 Lighting control apparatus of lighting device for vehicle |
| 01/18/2007 | DE102005032960A1 Schaltungsanordnung und Verfahren zum Betrieb mindestens einer elektrischen Lampe Circuit arrangement and method for operating at least one electric lamp, |
| 01/18/2007 | DE102005032742A1 Verfahren zum Formen von durch eine Lichtbogenlampe emittierte Lichtimpulse A method for forming light emitted by an arc lamp light pulses |
| 01/18/2007 | DE102005031835A1 Vorrichtung zum Betreiben einer Hochdruckentladungslampe Device for operating a high pressure discharge lamp |
| 01/18/2007 | DE102005030115A1 Schaltungsanordnung und Verfahren zum Betrieb mindestens einer LED und mindestens einer elektrischen Lampe Circuit arrangement and method for operating at least one LED and at least one electric lamp, |
| 01/18/2007 | DE102005030114A1 Circuit arrangement for operating electrical lamp e.g. fluorescent lamp, and light emitting diode, has lamps-supply unit with light emitting diode-supply unit, which is designed to supply light emitting diode with energy |
| 01/18/2007 | CA2614686A1 Electrodeless discharge lamp lighting fixture |
| 01/18/2007 | CA2614511A1 Circuit arrangement and method for operating at least one electric lamp |
| 01/17/2007 | EP1744603A1 Signalling or lighting device for a motor vehicle, associated with an electronics of a large întegration level |
| 01/17/2007 | EP1744602A2 High voltage discharge lamp apparatus for vehicles |
| 01/17/2007 | EP1744601A2 Discharge lamp lighting apparatus and manufacturing method therefor |
| 01/17/2007 | EP1743351A2 Pulsed power system including a plasma opening switch |
| 01/17/2007 | CN2859993Y Three-step dimming fluorescent lamp |
| 01/17/2007 | CN2859992Y Fluorescent lamp electronic ballast controller compatible with long-lighting,hopping,gradual change and dimming |
| 01/17/2007 | CN2859991Y Special groupware converts inductance ballast system to electronic ballast system |
| 01/17/2007 | CN2859988Y Illuminance controllable lamp |
| 01/17/2007 | CN2859777Y Energy-saving luminosity-changing switch |
| 01/17/2007 | CN1899001A Discharge lamp lighting apparatus and lamp system using the lighting apparatus |
| 01/17/2007 | CN1899000A Method and apparatus for controlling visual enhancement of lighting devices |
| 01/17/2007 | CN1898999A Cold-cathode tube lighting device |
| 01/17/2007 | CN1898998A Cold-cathode tube lighting device |
| 01/17/2007 | CN1898161A Supply device for ultraviolet lamps used in the treatment of water |
| 01/17/2007 | CN1897783A 放电灯点灯电路 Discharge lamp lighting circuit |