| Patents for H05B 41 - Circuit arrangements or apparatus for igniting or operating discharge lamps (35,100) |
|---|
| 05/23/2012 | CN102474962A Resonant inverter with sleep circuit |
| 05/23/2012 | CN102474961A 高压放电灯点亮装置、使用了该高压放电灯点亮装置的高压放电灯装置、使用了该高压放电灯装置的投影仪和高压放电灯的点亮方法 The high pressure discharge lamp lighting device, the use of high pressure of the high pressure discharge lamp lighting apparatus of a discharge lamp apparatus using the high pressure discharge lamp of the projector apparatus and the high pressure discharge lamp lighting method |
| 05/23/2012 | CN102474960A 放电管点亮装置和该装置的异常放电检测方法 Abnormal discharge detection method for discharge lighting apparatus and the apparatus |
| 05/23/2012 | CN102474959A 点亮电路、灯以及照明装置 Lighting circuit, a lamp and a lighting apparatus |
| 05/23/2012 | CN102470792A 电力转换器和车辆照明装置、车辆前灯和使用电力转换器的车辆 Power converter and a vehicle lighting device, a vehicle headlight, and a vehicle using the power converter |
| 05/23/2012 | CN102469674A Electrodeless dimming lamp |
| 05/23/2012 | CN102469673A 气体放电灯恒光控制装置 Gas discharge lamp constant light control device |
| 05/23/2012 | CN102469672A 荧光灯管的定时定频预热式安定器电路 Regularly scheduled frequency preheat ballast circuits fluorescent tubes |
| 05/23/2012 | CN102469671A Novel circuit of electronic ballast of ceramic metal halide lamp with high power |
| 05/23/2012 | CN102469670A 冷阴极管驱动电路 Cold cathode tube drive circuit |
| 05/23/2012 | CN102469660A Methods for regulating luminance and rotary speed |
| 05/23/2012 | CN102466211A 闪光灯附件、移动终端、闪光灯系统以及实现闪光的方法 Flash accessory, mobile terminals, systems, and methods to achieve flash flash |
| 05/23/2012 | CN101958222B Electrode-less lamp and lighting tube thereof |
| 05/23/2012 | CN101799617B Lighting control device and projector |
| 05/23/2012 | CN101411246B Alternating current power supply device and integrated circuit for alternating current power supply device |
| 05/23/2012 | CN101371620B Discharge lamp lighting device and lighting fixture |
| 05/23/2012 | CN101223830B Display device illumination lamp, display device illumination device, and display device |
| 05/23/2012 | CN101164388B Adjustable digital illuminating means output control |
| 05/22/2012 | US8183799 Starter stopper for high intensity discharge lighting |
| 05/22/2012 | US8183798 Variable light control system and method using momentary circuit interrupt |
| 05/22/2012 | US8183795 LED current-supplying circuit and LED current-controlling circuit |
| 05/22/2012 | US8183791 System and method for preventing low dimming current startup flash |
| 05/22/2012 | US8183790 LED reading light and method for operating an LED reading light |
| 05/22/2012 | US8183787 Power supply systems with controllable power |
| 05/22/2012 | US8183782 High-pressure discharge lamp with improved ignitability and high-voltage pulse generator |
| 05/22/2012 | CA2567634C Vehicle interface |
| 05/22/2012 | CA2559718C Power control methods and apparatus |
| 05/19/2012 | CA2758809A1 Control system and method for managing wireless and wired components |
| 05/18/2012 | WO2012063178A1 Method and device for driving an hid lamp |
| 05/18/2012 | WO2012062556A1 Circuit arrangement and method for operation of a high-pressure discharge lamp below its nominal power |
| 05/18/2012 | WO2012062346A1 Circuit arrangement and method for rapid commutation during square wave operation of high-pressure discharge lamps |
| 05/17/2012 | US20120119678 Method for driving a ptc electrical load element |
| 05/17/2012 | US20120119676 Flyback power converter with divided energy transfer element |
| 05/17/2012 | US20120119666 Method for controlling high intensity discharge lamp and supply system for high intensity discharge lamp |
| 05/17/2012 | US20120119656 System and Method for Processing and Forwarding Transmitted Information |
| 05/16/2012 | EP2453532A2 Fluorescent tube converter and protection circuit |
| 05/16/2012 | EP2453168A2 Protective element for a circuit board in a light |
| 05/16/2012 | EP2452544A1 Fluorescent ballast with inherent end-of-life protection |
| 05/16/2012 | EP2452543A1 Method for operating gas discharge lamps at low external temperatures and operating device configured therefor |
| 05/16/2012 | EP2279026B1 Hair-growth adjusting light emitting device |
| 05/16/2012 | CN202222069U Electronic ballast |
| 05/16/2012 | CN102458028A 一种新型可调光无声谐振超高频电子镇流器 A new dimmable electronic ballast silent resonance UHF |
| 05/16/2012 | CN102458027A 点灯电路的控制方法及其所适用的点灯电路 The method of controlling a lighting circuit and a lighting circuit applies |
| 05/16/2012 | CN102458026A 一种新型荧光灯控制与驱动电路 A new type of fluorescent lamp control and drive circuits |
| 05/16/2012 | CN102458025A 确保能被回收再利用的萤光灯电路 You can be sure to recycle fluorescent lamp circuit |
| 05/16/2012 | CN102458024A Amalgam-based fluorescent lamp control circuit |
| 05/16/2012 | CN101321423B Road lamp electric ballast |
| 05/16/2012 | CN101103528B Triangle wave generating circuit, inverter using same, light emitting apparatus, and liquid crystal television receiver |
| 05/16/2012 | CA2721655A1 Intensity balance for multiple lamps |
| 05/15/2012 | US8179059 Circuit and method for controlling light emitting device, and integrated circuit therefor |
| 05/15/2012 | US8179055 LED circuits and assemblies |
| 05/15/2012 | US8179053 Power supply for an LCD display |
| 05/15/2012 | CA2429427C High-intensity discharge lamp ballast with live relamping feature |
| 05/10/2012 | US20120112666 Electrical outlet activation and deactivation system |
| 05/10/2012 | US20120112653 Electronic ballast for operating at least one discharge lamp |
| 05/10/2012 | US20120112636 Electronic ballast and startup method |
| 05/10/2012 | US20120111947 Flicker-free illumination apparatus |
| 05/10/2012 | DE102010050748A1 Elektrisches Installationsgerät Electrical installation device |
| 05/10/2012 | DE102010043725A1 Verfahren zum Betreiben einer Hochdruckentladungslampe und Vorrichtung zum Betreiben einer Hochdruckentladungslampe A method for operating a high pressure discharge lamp and apparatus for operating a high pressure discharge lamp |
| 05/10/2012 | DE102010043613A1 Störsichere Leuchtmittelsteuerung Interference-Lamp Control |
| 05/10/2012 | DE102009036861B4 Verfahren zur Regelung eines Spannungswandlers, Spannungswandler sowie Betriebsgerät mit einem Spannungswandler Method for regulating a voltage transformer, voltage transformer, and operating device with a voltage converter |
| 05/09/2012 | EP2451253A2 Amalgam-based fluorescent lamp control circuit |
| 05/09/2012 | EP2450943A1 HID lighting system |
| 05/09/2012 | EP2449860A1 Circuit for converting dc into ac pulsed voltage |
| 05/09/2012 | EP2449859A1 Circuit for converting dc into ac pulsed voltage |
| 05/09/2012 | EP2448785A2 Activation module for a gas discharge lamp |
| 05/09/2012 | CN202218469U Self-starting control circuit for gas discharge lamp tube |
| 05/09/2012 | CN202218468U Protection circuit of multi-tube universal electronic ballast |
| 05/09/2012 | CN202218467U AC-DC electronic ballast |
| 05/09/2012 | CN202218466U Special chip for ballast of high-pressure gas discharge lamp |
| 05/09/2012 | CN202218458U Emergency power source for LED light and fluorescent light |
| 05/09/2012 | CN1713794B Special controlling IC and thick-membrane circuit for electronic ballast resistor of HID light |
| 05/09/2012 | CN102449684A An intelligent lighting tile system powered from multiple power sources |
| 05/09/2012 | CN102448236A Dimming and light emitting system of fluorescent lamp and sensing device of dimming and light emitting system |
| 05/09/2012 | CN102448235A Device and method for driving fluorescent lamp tube |
| 05/09/2012 | CN102448233A Combination lamp of LED (light-emitting diode) lamp and energy-saving lamp |
| 05/09/2012 | CN102446697A Electrodeless lamp capable of generating infrared light |
| 05/09/2012 | CN101420809B Fault detection circuit |
| 05/09/2012 | CN101330791B Intelligent induction fluorescent lamp |
| 05/09/2012 | CN101258782B Discharge lamp drive control circuit |
| 05/09/2012 | CN101095299B Transmitting device for free-space optical transmission |
| 05/08/2012 | US8174304 Key module having light-indicating functionality and a method for controlling the same |
| 05/08/2012 | US8174211 Method and system for operating a discharge lamp such as to detect defective operation of the lamp |
| 05/08/2012 | US8174206 Encoding device for light-emitting-diode lamp, lamp, and controlled lighting system |
| 05/08/2012 | US8174203 Lamp driving circuit |
| 05/08/2012 | US8174202 Lamp driving circuit |
| 05/03/2012 | WO2012057928A1 Current ringing filter for dimmable compact fluorescent lamps |
| 05/03/2012 | WO2012056340A1 Skin treatment system. |
| 05/03/2012 | US20120104973 Lamp control circuit |
| 05/03/2012 | US20120104972 Drive circuit for light emitting diode array based on sepic or cuk topology |
| 05/03/2012 | US20120104965 Current ringing filter for dimmable compact fluorescent lamps |
| 05/03/2012 | US20120104961 Lighting device of discharge lamp and method of controlling lighting of discharge lamp |
| 05/03/2012 | US20120104960 Circuit for converting dc into ac pulsed voltage |
| 05/03/2012 | DE102010043081A1 Zündschaltungsanordnung zum Zünden einer Entladungslampe wie einer Hochdrucklampe Ignition circuit for igniting a discharge lamp such as a high pressure lamp |
| 05/02/2012 | EP2448376A2 Electronic pre-switching device and lighting device |
| 05/02/2012 | EP2448375A2 Ignition switch assembly for igniting a discharge lamp such as a high pressure lamp |
| 05/02/2012 | EP2448077A1 A limiter circuit and a method for limiting voltages |
| 05/02/2012 | EP2447983A2 Power splitter circuit for electrodeless lamp |
| 05/02/2012 | EP2446716A2 Electronic ballast for a fluorescent lamp |
| 05/02/2012 | EP1967052B1 Method and circuit for driving a gas discharge lamp |