Patents for H05B 41 - Circuit arrangements or apparatus for igniting or operating discharge lamps (35,100) |
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07/25/2012 | CN102612862A Spectral shift control for dimmable AC led lighting |
07/25/2012 | CN102612624A High-pressure discharge lamp |
07/25/2012 | CN102612245A Segmented dimming control circuit for electronic ballast of fluorescent lamp |
07/25/2012 | CN102612244A Street lamp based on electronic ballast and intelligent control method of street lamp |
07/25/2012 | CN102612243A Control method of electronic ballasts of stage lamps |
07/25/2012 | CN102612242A Constant light control circuit for high power pulse xenon lamp with ultralong pulse width |
07/25/2012 | CN102612241A Drive circuit for a fluorescent lamp with a diagnosis circuit, and method for diagnosis of a fluorescent lamp |
07/25/2012 | CN102612240A Light source device, projector, and driving method of light source device |
07/25/2012 | CN102612239A Ballast for low-frequency electrodeless lamp |
07/25/2012 | CN102612238A HID (high intensity discharge) ballast based on DSP (digital signal processor) |
07/25/2012 | CN101730364B Back light module control system |
07/25/2012 | CN101527995B Active current regulator circuit and related light emitting structure |
07/25/2012 | CN101523993B Discharge tube lighting apparatus synchronous operation system, discharge tube lighting apparatus, and semiconductor integrated circuit |
07/25/2012 | CN101426319B Built-in electricity saving device for fluorescent lamp |
07/25/2012 | CN101401175B High voltage generation transformer for discharge lamp lighting device |
07/25/2012 | CN101400207B Automatic light modulation system and method for brightness control |
07/25/2012 | CN101184358B Discharge lamp lighting apparatus and projector |
07/25/2012 | CN101060744B Method and circuit for short-circuit and over-current protection in a discharge lamp system |
07/24/2012 | US8228176 Electronic guides, incident response methods, incident response systems, and incident monitoring methods |
07/24/2012 | US8228000 Circuit arrangement for operating a low-pressure gas discharge lamp and corresponding method |
07/24/2012 | US8227999 Light output device |
07/24/2012 | US8227998 Controller for controlling dimming of a light source |
07/24/2012 | US8227997 Lamp driving circuit |
07/24/2012 | CA2590699C Lighting ballast having boost converter with on/off control and method of ballast operation |
07/19/2012 | WO2012096565A1 Solar simulator |
07/19/2012 | WO2012095889A1 Led lighting device |
07/19/2012 | US20120181947 Light source driving circuit and display device including the same |
07/19/2012 | US20120181945 Electronic ballast and method for operating at least one discharge lamp |
07/18/2012 | EP2477464A2 Apparatus and method for generating constant current pulse wave, medical operation method using same, and light generating apparatus |
07/18/2012 | EP2477460A1 Multi-stage power supply for a load control device having a low-power mode |
07/18/2012 | EP2476297A1 Operating an electrodeless discharge lamp |
07/18/2012 | EP2345311B1 Providing power to gas discharge lamp |
07/18/2012 | EP2206415B1 Two-wire dimmer circuit for a screw-in compact fluorescent lamp |
07/18/2012 | EP2153489B1 Method for the production of a ceramic spiral pulse generator and ceramic spiral pulse generator |
07/18/2012 | CN202340342U Frequency control circuit for eye-protection lamp |
07/18/2012 | CN202340341U 节电节能电子灯 Saving energy electronic lights |
07/18/2012 | CN202340340U Touch delay switch consisting of double-D-trigger |
07/18/2012 | CN202338859U 一种太阳能发光装饰品 A solar luminous decorations |
07/18/2012 | CN1897782B Illuminating system and its operating method |
07/18/2012 | CN1832653B Two light level ballast |
07/18/2012 | CN1581378B Transformer and multi-lamp system using same |
07/18/2012 | CN102598873A Electronic ballast with dimming circuit |
07/18/2012 | CN102598872A Fluorescent lamp ballast with electronic preheat circuit |
07/18/2012 | CN102595751A Double-line intelligent dimming ballast |
07/18/2012 | CN102595750A Discharge lamp driving device, projector, and method for driving a discharge lamp |
07/18/2012 | CN102595749A Pulse continuous dual-purpose high-speed photography lighting device |
07/18/2012 | CN102595748A Stepless variable power inductive ballast |
07/18/2012 | CN102595747A Fluorescent lamp type identification method based on digital control electronic ballast and digital general electronic ballast |
07/18/2012 | CN102595746A Driving device of fluorescent tube and method and lighting device thereof |
07/18/2012 | CN102595687A Intelligent energy-saving-lamp power supply device capable of adjusting light and method thereof |
07/18/2012 | CN102595685A Device for improving performances of automotive head lamp |
07/18/2012 | CN102594117A Long-life high temperature capacitor non-magnet filtering non-magnet driving high frequency generator of gas discharge lamp |
07/18/2012 | CN102592958A Ceramic non-magnetic coupling device for high-frequency electrodeless lamp |
07/18/2012 | CN102591108A 投影仪 Projector |
07/18/2012 | CN101808457B Fluorescent lamp circuit with long service life and low power consumption |
07/18/2012 | CN101737668B Back light unit and liquid crystal display using it |
07/18/2012 | CN101541131B Backlight module and inverter circuit |
07/18/2012 | CN101480108B Ignition device of discharge lamp device and lighting apparatus |
07/18/2012 | CN101442865B Discharge lamp lighting apparatus |
07/18/2012 | CN101371621B A protection device for electronic converters, related converter and method |
07/18/2012 | CN101363998B Backlight module and light modulation method thereof |
07/18/2012 | CN101288344B Method for operating a gas discharge lamp |
07/18/2012 | CN101278602B Adaptive driver for dielectric barrier discharge (DBD) lamp |
07/18/2012 | CN101253818B Ballast for a discharge lamp with adaptive preheating |
07/17/2012 | US8222838 Light-emitting-element driving circuit |
07/17/2012 | US8222836 Balancing transformers for multi-lamp operation |
07/17/2012 | US8222834 HID lamp ballast with controlled DC step down circuit |
07/17/2012 | US8222830 Discharge lamp lighting device, lighting fixture, and lighting system |
07/17/2012 | US8222829 Driver circuit and method for driving load circuit |
07/17/2012 | US8222827 Inductively coupled ballast circuit |
07/17/2012 | US8222825 Dimmer for a light emitting device |
07/17/2012 | DE202010017741U1 Schaltungsanordnung mit einem elektronischen Vorschaltgerät und einer Entladungslampe sowie Vorschaltgerät Circuitry with an electronic ballast and a discharge lamp and ballast |
07/17/2012 | CA2483519C Inductively powered lamp assembly |
07/17/2012 | CA2474832C Apparatus and methods relating to wavelength conditioning of illumination |
07/12/2012 | US20120176585 Discharge lamp driving device, projector, and method for driving a discharge lamp |
07/12/2012 | US20120176059 Strobe device and mobile device |
07/12/2012 | US20120176053 Power factor correction method and device for discharge lamps, for example high pressure sodium lamps |
07/12/2012 | DE102011080839A1 Control device for operating light sources e.g. incandescent lamp, has receiving unit that is provided for receiving signal for setting predetermined brightness value of LEDs corresponding to rated power |
07/11/2012 | EP2474206A2 Cosine (phi) correction in current- or power-controlled operating devices for lighting devices |
07/11/2012 | CN202335052U Variable-frequency dimmer switch |
07/11/2012 | CN202335051U 蓄容电路控制hid照明延时装置 Storage capacity of the circuit control hid lighting delay device |
07/11/2012 | CN202335050U Hid安定器延时装置 Hid Ballast delay device |
07/11/2012 | CN202335049U Headlight delay lighting device |
07/11/2012 | CN202335048U 一种紫外线灯控制器 An ultraviolet light controller |
07/11/2012 | CN202335047U Hid安定器近光防炫目控制装置 Hid Ballast near light anti-glare control devices |
07/11/2012 | CN202335046U Special intelligent streetlamp energy-saving controller for lamps |
07/11/2012 | CN202335045U Intelligent street lamp energy-saving controller special for lamp post |
07/11/2012 | CN202335044U 智能节能控制器 Energy Smart Controller |
07/11/2012 | CN202335043U Device for controlling efficiency output of HID (High Intensity Discharge) xenon lamp by using external resistor |
07/11/2012 | CN202335042U Control device for prolonging follow-up current of HID (high-intensity discharge lamp) ballast through double channels |
07/11/2012 | CN202335041U Energy-saving direct-current electrodeless lamp |
07/11/2012 | CN202335040U 它激式半桥驱动节能灯 It oscillating half-bridge drive energy-saving lamps |
07/11/2012 | CN202335039U High-power-factor energy-saving lamp |
07/11/2012 | CN202335038U 双莫斯管异步控制hid变压器频率输出装置 Double Moss tube asynchronous control hid frequency transformer output device |
07/11/2012 | CN202335037U 双频同步电子触发器 Dual synchronous electronic trigger |
07/11/2012 | CN202334979U Streetlamp electricity-saving appliance |
07/11/2012 | CN102577628A Method for operating high-pressure discharge lamps |
07/11/2012 | CN102577627A Dimmer system and method |
07/11/2012 | CN102577626A Electronic ballast and method for operating at least one discharge lamp |
07/11/2012 | CN102576648A High efficiency lighting assembly |