| Patents for H05B 41 - Circuit arrangements or apparatus for igniting or operating discharge lamps (35,100) |
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| 04/26/2006 | CN1254155C Discharge lamp driving device |
| 04/26/2006 | CN1253922C Electrodeless lamp system |
| 04/25/2006 | US7034800 Driving circuit and driving method for piezoelectric transformer, backlight apparatus, liquid crystal display apparatus, liquid crystal monitor, and liquid crystal TV |
| 04/25/2006 | US7034471 Cold-cathode tube operating apparatus |
| 04/25/2006 | US7034466 Standby lighting control for high intensity discharge lamp |
| 04/25/2006 | US7034465 Device for operating discharge lamps by means of a transformer with four windings, and a corresponding method |
| 04/25/2006 | CA2512358A1 Method and circuit for igniting and powering a high intensity discharge lamp |
| 04/25/2006 | CA2512267A1 Method and circuit for regulating power in a high intensity discharge lamp |
| 04/20/2006 | WO2006040968A1 Cold-cathode tube driving apparatus |
| 04/20/2006 | US20060082327 Lamp with integral voltage converter having phase-controlled dimming circuit with hysteresis control for reducing RMS load voltage |
| 04/20/2006 | US20060082325 Digital ballast |
| 04/20/2006 | DE19946253B4 Steuergerät für eine Lichtbogenlampe Control unit for an arc lamp |
| 04/20/2006 | DE10309189B4 Gleichspannungswandlerschaltung DC-DC converter circuit |
| 04/19/2006 | EP1647167A1 Method and device for driving a metal halide lamp |
| 04/19/2006 | EP1647166A1 Circuit for operating high-pressure discharge lamps |
| 04/19/2006 | EP1647165A1 Operating method for a high-pressure discharge lamp |
| 04/19/2006 | EP1400154B1 Electronic ballast for a high intensity discharge lamp |
| 04/19/2006 | EP0975204B1 Light source using dielectric barrier discharge lamp |
| 04/19/2006 | CN2774072Y Circuit of electromagnetic induction light |
| 04/19/2006 | CN2774068Y Energy-saving light |
| 04/19/2006 | CN1762036A Method for producing high-pressure discharge lamp, high-pressure discharge lamp and lamp unit using such high-pressure discharge lamp, and image display |
| 04/19/2006 | CN1761376A Device for controlling flashlight of common power source |
| 04/19/2006 | CN1761375A Driving circuit for high voltage discharge lamp |
| 04/19/2006 | CN1760721A Light emitting element drive device and display system |
| 04/19/2006 | CN1252993C Projector and lamp information managing method |
| 04/19/2006 | CN1252690C Information recording and reproducing device |
| 04/19/2006 | CN1252537C Luminous system, transmitting device and receiving device used in luminous system |
| 04/18/2006 | US7030573 High intensity discharge strobe lamp assembly and method for producing attenuated-EMI strobe illumination |
| 04/18/2006 | US7030570 Resonant inverter including feed back circuit with source of variable bias current |
| 04/18/2006 | US7030569 Direct drive CCFL circuit with controlled start-up mode |
| 04/18/2006 | US7030568 Circuit arrangement for operation of one or more lamps |
| 04/18/2006 | US7030567 Phase-control power controller with digital RMS load voltage regulation |
| 04/18/2006 | US7030538 Piezoelectric transformer, piezoelectric transformer unit, inverter circuit, light emission control device, and liquid crystal display device |
| 04/13/2006 | WO2006037265A1 Dimmable lighting system |
| 04/13/2006 | US20060076907 Multi-phase multi-lamp driving system |
| 04/13/2006 | US20060076905 LED illumination apparatus |
| 04/13/2006 | US20060076902 Middle output electrodeless lighting system |
| 04/13/2006 | US20060076901 Strip light with constant current |
| 04/13/2006 | US20060076899 Emergency lighting system |
| 04/13/2006 | DE4326415B4 Verfahren zur Ansteuerung einer Leuchtstofflampe und Anordnung zur Durchführung des Verfahrens Method for actuating a fluorescent lamp and arrangement for performing the method |
| 04/13/2006 | DE202005018153U1 Lamp switch especially for a fluorescent lamp has current switch and pre-starter on a circuit plate giving no current through the starter when current is switched off |
| 04/12/2006 | EP1645170A1 Driving assembly for high-power gas discharge lamps |
| 04/12/2006 | EP1645169A1 System for operating a plurality of negative dynamical impedance loads |
| 04/12/2006 | EP1513773A4 Radio frequency identification system for a fluid treatment system |
| 04/12/2006 | EP1338181B1 Protocol enhancement for lighting control networks and communications interface for same |
| 04/12/2006 | CN2772181Y Electronic active function lighter structure for fluorescent lamp |
| 04/12/2006 | CN2772180Y 电子镇流器 Electronic Ballast |
| 04/12/2006 | CN2772178Y Camp lamp wireless remote controller |
| 04/12/2006 | CN1759526A A dc-dc converter with reduced surge voltage and an electronic ballast including the converter for a discharge lamp |
| 04/12/2006 | CN1758824A Emergency light element having a digital addressable control interface |
| 04/12/2006 | CN1758823A Circuit arrangement for producing a control signal for the purpose of dimming at least one lamp |
| 04/12/2006 | CN1758822A Circuit arrangement for dimming at least one lamp |
| 04/12/2006 | CN1251558C Integrated circuit for lamp heating and dimming control |
| 04/12/2006 | CN1251299C Electrodeless discharge lamp using microwave energy |
| 04/12/2006 | CN1251298C Microwave energy illuminating device |
| 04/12/2006 | CN1251297C Apparatus and method for preventing microwave from leakage |
| 04/12/2006 | CN1251017C Automatic light regulating flash device |
| 04/11/2006 | US7027729 Strobe light emitting apparatus and camera |
| 04/11/2006 | US7026590 Low-output microwave, lighting system and flicker removing method using the same |
| 04/06/2006 | WO2006035346A1 Block dimming for hid lamps |
| 04/06/2006 | US20060071617 Frequency synchronization device for LCD lamps |
| 04/06/2006 | US20060071615 Floating drive circuit for cold cathode fluorescent lamp |
| 04/06/2006 | US20060071614 Leds driver |
| 04/06/2006 | US20060071613 Electroluminescent diode lighting device comprising a communication device and installation comprising one such device |
| 04/06/2006 | US20060071612 Circuit arrangement |
| 04/06/2006 | US20060071611 Circuit and method for driving a load, in particular a high-intensity discharge lamp, and a control unit for said circuit |
| 04/06/2006 | US20060071610 High intensity discharge lamp control |
| 04/06/2006 | US20060071606 Indirectly heated electrode for gas discharge tube, gas discharge tube using said indirectly heated electrode, and lighting device for said gas discharge tube |
| 04/06/2006 | US20060071237 Circuit arrangement comprising a power component and a drive circuit integrated in two semiconductor bodies |
| 04/06/2006 | DE102005038084A1 Verfahren und System zur Diagnose des Ausfalls eines Projektgeräts Method and system for diagnosing the failure of a project unit |
| 04/06/2006 | DE102004044971A1 Electronic ballast circuit for e.g. fluorescent lamp, has electronic ballast control that uses three external connections to provide electronic ballast control functionality for driving lamp in resonant circuit |
| 04/06/2006 | DE102004022555B4 Vorrichtung und Verfahren zum Synchronisieren einer Blinkerfrequenz mit einer Zentralblinkfrequenz Apparatus and method for synchronizing a flasher frequency with a central flashing frequency |
| 04/05/2006 | EP1643816A2 Converter with class-E converter modules |
| 04/05/2006 | EP1643641A2 High-frequency heating device, semiconductor manufacturing device, and light source device |
| 04/05/2006 | EP1642481A1 Control method and apparatus for improving the efficacy of fluorescent lamps |
| 04/05/2006 | EP1472582A4 Power regulator employing a sinusoidal reference |
| 04/05/2006 | CN2770273Y Starting control circuit for inductive fluorescent lamp |
| 04/05/2006 | CN2770272Y Light modulating electronic ballast |
| 04/05/2006 | CN1756581A Removable closure assembly for a water treatment system |
| 04/05/2006 | CN1756453A System for minimizing bond wire power losses in integrated circuit full bridge CCFL drivers |
| 04/05/2006 | CN1755891A Lighting system with dielectric barrier discharge lamp and relative ballast |
| 04/05/2006 | CN1755846A Transformer,igniting device with transformer and high voltage discharge lamp mounted with transformer |
| 04/05/2006 | CN1755459A Light source module, backlight module and liquid crystal display employing the backlight module |
| 04/05/2006 | CN1755191A Multifunctional explosion suppression fluorescent lamp with double luminous tubes |
| 04/05/2006 | CN1250053C Networkable power controller |
| 04/05/2006 | CN1249516C Flasher charging device |
| 04/04/2006 | US7023289 Programmable oscillator |
| 04/04/2006 | US7023148 Power feedback power factor correction high frequency inverter |
| 04/04/2006 | US7023146 Discharge lamp lighting apparatus |
| 04/04/2006 | US7023145 Backlight inverter for U-Shaped lamp |
| 04/04/2006 | US7023144 Device for operation of a high pressure discharge lamp |
| 04/04/2006 | US7023143 Ballast apparatus and ballasting method of high intensity discharge lamp |
| 04/04/2006 | US7023142 Light modulation method and apparatus for cold cathode fluorescent lamps |
| 03/30/2006 | WO2006035347A1 Ignition circuit and method for a discharge lamp |
| 03/30/2006 | WO2006033966A2 Energy savings device and method for a resistive and/or an inductive load and/or a capacitive load |
| 03/30/2006 | WO2006033228A1 Light source unit, display device illumination device, and display device |
| 03/30/2006 | US20060066266 System and method for producing white light using a combination of phosphor-converted with LEDs and non-phosphor-converted color LEDs |
| 03/30/2006 | US20060066265 Illumination device and control method |
| 03/30/2006 | US20060066264 Switching power device |
| 03/30/2006 | US20060066263 Electro-optical device, method of manufacturing the same, and electronic apparatus |