| Patents for H05B 41 - Circuit arrangements or apparatus for igniting or operating discharge lamps (35,100) |
|---|
| 06/29/2011 | CN102111946A Discharge lamp light apparatus |
| 06/29/2011 | CN102111945A Novel double-sampling abnormal protection circuit electronic ballast |
| 06/29/2011 | CN102111944A Alternating current and direct current power supply compatibility technology for alternating current fluorescent lamp tube |
| 06/29/2011 | CN102111943A Electronic hid ballast to power recessed can insulation detector |
| 06/29/2011 | CN101411186B Projector using lamp, method for controlling discharge lamp light source |
| 06/29/2011 | CN101247695B Filament open-circuit protector for constant-current light modulation system of air station navigation light |
| 06/29/2011 | CN101141842B Electronic ballast |
| 06/29/2011 | CN101106859B Resonance ballast and its switching circuit |
| 06/28/2011 | US7969430 Voltage controlled backlight driver |
| 06/28/2011 | US7969101 Backlight control circuit having a duty ratio determining unit and method for controlling lighting of a lamp using same |
| 06/28/2011 | CA2448565C Remote control of electronic light ballast and other devices |
| 06/23/2011 | WO2011075679A1 Plasma lamp having tunable frequency dielectric waveguide with stabilized permittivity |
| 06/23/2011 | WO2011074309A1 Inverter device, illumination device for display device provided with the same, and display device |
| 06/23/2011 | WO2011074151A1 High-pressure discharge lamp light-up device, high-pressure discharge lamp apparatus using same, projector using high-pressure discharge lamp apparatus, and light-up method for high-pressure discharge lamp |
| 06/23/2011 | WO2011073829A1 Electronic ballast with power thermal cutback |
| 06/23/2011 | WO2011072982A1 Start auxiliary device, ballast and illumination device |
| 06/23/2011 | WO2011009187A8 Control switch suitable for different loads |
| 06/23/2011 | WO2010086191A3 Method and electronic operating device for operating a gas discharge lamp and projector |
| 06/23/2011 | US20110148326 Two-wired led light adjusting system |
| 06/23/2011 | US20110148325 Power supply for lamps, particularly for led-mr16 lamps |
| 06/23/2011 | US20110148324 Methods and systems for led driver having constant output current |
| 06/23/2011 | US20110148319 Power unit and lighting apparatus |
| 06/23/2011 | US20110148317 Method for driving a high-pressure gas discharge lamp of a projector system |
| 06/23/2011 | US20110148316 Plasma lamp having tunable frequency dielectric waveguide with stabilized permittivity |
| 06/23/2011 | US20110148312 Integrated buck power supply architectures for led-based displays |
| 06/22/2011 | EP2337433A2 System and method including self oscillating feedback for acoustic operation of a discharge lamp |
| 06/22/2011 | EP2337432A1 Resonance circuitry for a field emission lighting arrangement |
| 06/22/2011 | EP2335459A2 Circuit and method for dimming a luminous element |
| 06/22/2011 | EP2335458A2 Electronic ballast having a partially self-oscillating inverter circuit |
| 06/22/2011 | EP2335457A1 Determination of the type of a lamp or the topology of a plurality of lamps |
| 06/22/2011 | EP2335456A2 Hybrid light source |
| 06/22/2011 | EP2335265A1 System and apparatus for cathodoluminescent lighting |
| 06/22/2011 | EP2145511B1 Symmetrical rf power supply for inductively coupled electrodeless lamps |
| 06/22/2011 | EP1863325B1 Cold-cathode tube drive device |
| 06/22/2011 | DE19916878B4 Schaltungsanordnung und Verfahren zum Betreiben von Gasentladungslampen Circuit arrangement and method for operating gas discharge lamps, |
| 06/22/2011 | DE102009047289A1 Verfahren zur Einstellung eines elektronischen Vorschaltgeräts, elektronisches Vorschaltgerät und Abgleicheinheit Method for setting an electronic ballast, electronic ballast and adjustment unit |
| 06/22/2011 | CN201878409U Stepless continuous luminance regulator for HID (High Intensity Discharge) lamp |
| 06/22/2011 | CN201878408U Circuit of cold cathode fluorescent lamp (CCFL) color-changing lamp |
| 06/22/2011 | CN201878407U Electronic ballast with active power factor correcting self-protection |
| 06/22/2011 | CN201878406U Touch delay switch |
| 06/22/2011 | CN201878405U Electronic ballast for remotely and wirelessly controlling high-pressure gas discharge lamp |
| 06/22/2011 | CN201878404U Power supply driver module for one-driven-two low-frequency electrodeless lamp |
| 06/22/2011 | CN201878403U Comprehensive gas discharge lamp driver |
| 06/22/2011 | CN201878402U Electronic ballast for cold-cathode fluorescent lamp |
| 06/22/2011 | CN201878401U Single-periodic-controlled constant-power electronic ballast for HID (high intensity discharge) lamp |
| 06/22/2011 | CN201878400U Protection circuit for electronic start and control of high-intensity-gas mercury-free lamp |
| 06/22/2011 | CN201878399U Electronic ballast of fluorescent lamp |
| 06/22/2011 | CN201875559U Automatic light sensation luminosity control tunnel lighting system |
| 06/22/2011 | CN201875449U Lamp combining fluorescent lamp and adjustable lamp |
| 06/22/2011 | CN1993008B Discharge lamp driving apparatus |
| 06/22/2011 | CN102105995A Device for generating simulated solar light for solar battery characteristic measurement and method of generating simulated solar light |
| 06/22/2011 | CN102105015A Ballast control method for fluorescent lamp and ballast |
| 06/22/2011 | CN102105014A System and method including self oscillating feedback for acoustic operation of a discharge lamp |
| 06/22/2011 | CN102105013A Starting-assisting device, ballast and illumination device |
| 06/22/2011 | CN102103978A Mercury-free fluorescent lamp tube and driving method thereof |
| 06/22/2011 | CN101520573B Liquid crystal display device |
| 06/22/2011 | CN101297608B Method and device for operating ultra-high voltage short-arc discharge lamp |
| 06/22/2011 | CN101150907B Light source drive device |
| 06/22/2011 | CN101119606B Light modulation circuit and control method for electric discharge tube |
| 06/22/2011 | CN101099416B Electronic ballast(EVG) |
| 06/21/2011 | US7965049 Electric energy control circuit for solar power illumination system |
| 06/21/2011 | US7965047 Fluorescent lamp driving circuit |
| 06/21/2011 | US7965046 Full-bridge and half-bridge compatible driver timing schedule for direct drive backlight system |
| 06/18/2011 | CA2720902A1 System and method including self oscillating feedback for acoustic operation of a discharge lamp |
| 06/16/2011 | WO2011071993A2 Transition mode commutation for inverter |
| 06/16/2011 | WO2011071398A2 Method for controlling high intensity discharge lamp and supply system for high intensity discharge lamp |
| 06/16/2011 | WO2011070843A1 Inverter device, display apparatus lighting device provided with same, and display apparatus |
| 06/16/2011 | WO2011070842A1 Inverter device, display apparatus lighting device provided with same, and display apparatus |
| 06/16/2011 | WO2011070470A1 Method and device for driving a fluorescent lamp |
| 06/16/2011 | WO2011069813A1 Circuit arrangement for operating at least one discharge lamp |
| 06/16/2011 | WO2011069779A1 Circuit assembly for operating at least one discharge lamp |
| 06/16/2011 | WO2009115924A3 End-to-end lamp assembly and method of manufacturing same |
| 06/16/2011 | US20110140930 Touch Apparatus, Transparent Scan Electrode Structure, and Manufacturing Method Thereof |
| 06/16/2011 | US20110140634 Circuit arrangement and method for the operation of at least one discharge lamp |
| 06/16/2011 | US20110140629 Power supply for lighting luminary for fixing maximum and minimum illumination |
| 06/16/2011 | US20110140628 Power supply for lighting luminary for improving dimming performance |
| 06/16/2011 | US20110140625 Method and system for operating a high intensity discharge lamp |
| 06/16/2011 | US20110140624 Circuit and method for operating a high pressure lamp |
| 06/16/2011 | US20110140623 Electronic hid ballast with current source/sink to power recessed can insulation detector |
| 06/16/2011 | US20110140604 Hand held, high power uv lamp |
| 06/16/2011 | DE102009047714A1 Schaltungsanordnung und Verfahren zum Betreiben mindestens einer Entladungslampe Circuit arrangement and method for operating at least a discharge lamp |
| 06/16/2011 | CA2781342A1 Method for controlling high intensity discharge lamp and supply system for high intensity discharge lamp |
| 06/16/2011 | CA2779911A1 Transition mode commutation for inverter |
| 06/15/2011 | EP2333812A1 Device for operation of a high-pressure discharge lamp |
| 06/15/2011 | EP2333811A1 Device for operation of a high-pressure discharge lamp |
| 06/15/2011 | EP2332008A1 Method and unit for discharge in electron flash tube |
| 06/15/2011 | EP2138017B1 Circuit arrangement for operating a vacuum gas discharge lamp |
| 06/15/2011 | CN201869429U HID electronic ballast with functions for HF half-bridge boosting output and NC dimming |
| 06/15/2011 | CN201869428U Energy-saving lamp circuit controller |
| 06/15/2011 | CN201869427U Sound-light-controlled inductive time-delay switch |
| 06/15/2011 | CN201869426U Isolated electrodeless lamp |
| 06/15/2011 | CN201869425U electronic ballast circuit for removing stripes of fluorescent lamp |
| 06/15/2011 | CN201869424U Novel high-power electronic ballast circuit of ceramic metal halide lamp |
| 06/15/2011 | CN201869423U Improved circuit connecting structure of electronic ballast for multi-connection metal halogen lamp fixture |
| 06/15/2011 | CN201869422U 启辉器 Starters |
| 06/15/2011 | CN201866663U Energy saving ceiling lamp with group control |
| 06/15/2011 | CN1893760B Device and method for providing a sinusoidally amplitude modulated operating voltage |
| 06/15/2011 | CN102098860A Method and system for ballast resonance ignition of gas discharge lamp |
| 06/15/2011 | CN102098859A Luminous tube lighting system, luminous tube lighting device and lighting method |
| 06/15/2011 | CN102098858A Starter of gas discharge lamp |