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