Patents
Patents for H05B 41 - Circuit arrangements or apparatus for igniting or operating discharge lamps (35,100)
12/2012
12/05/2012CN202587565U Double-relay self-locking trigger control circuit for energy-saving lamp
12/05/2012CN202587564U Single-relay self-locking trigger control circuit for energy-saving lamp
12/05/2012CN202587563U Inductance ballast high-voltage trigger startup system
12/05/2012CN202587562U Intelligent control device of high intensity discharge (HID) electronic ballast
12/05/2012CN202587561U Monitoring system for street-lamp illumination power-line carrier network
12/05/2012CN202587560U High-power electronic ballast
12/05/2012CN202587559U High intensity discharge (HID) ballast based on digital signal processor (DSP)
12/05/2012CN202587558U Low frequency electrodeless energy saving lamp ballast
12/05/2012CN202587557U Lighting circuit with inductance ballast and two lamps
12/05/2012CN202587556U Full touch control digital ballast
12/05/2012CN202587555U Inductance ballast dual-power device
12/05/2012CN202587554U High intensity discharge (HID) ballast based on UC2843 chip
12/05/2012CN202587553U Touch type electronic ballast
12/05/2012CN202587532U Single-wire carrier dimming circuit structure
12/05/2012CN202587487U Electronic ballast for driving at least one LED and/or at least one electric-discharge lamp
12/05/2012CN202585080U Drive transformer for high frequency generator of electrodeless lamp
12/05/2012CN202585029U Embedded magnetic core for high frequency generator of high frequency electronic discharge lamp
12/05/2012CN202584998U High-frequency loop filter for high frequency generator of electrodeless lamp
12/05/2012CN202581172U Dual-purpose lamp holder for fluorescent tube and light-emitting diode (LED) tube
12/05/2012CN102812535A Method for operating an amalgam lamp
12/05/2012CN102810451A Large-power self-trigger high-voltage sodium lamp
12/05/2012CN101778524B Fluorescent lamp dimming control circuit and dimmable fluorescent lamp thereof
12/05/2012CN101697426B 车辆接口 Vehicle Interface
12/05/2012CN101536613B Circuit arrangement for operation of discharge lamps, and method for operation of discharge lamps
12/05/2012CN101529989B Cold cathode tube lamp
12/05/2012CN101453817B Apparatus for city illumination
12/04/2012US8324840 Apparatus, method and system for providing AC line power to lighting devices
12/04/2012US8324829 Startup control for a high pressure discharge lamp ballast
12/04/2012US8324828 High-pressure discharge lamp lighting device, high pressure discharge lamp apparatus using this, projector using the high-pressure discharge lamp apparatus, and high-pressure discharge lamp lighting method
12/04/2012US8324824 1-wire communication protocol and interface circuit
12/04/2012US8324823 AC LED dimmer and dimming method thereby
12/04/2012US8324822 System and method for dimmable constant power light driver
12/04/2012US8324820 Capacitor shunted LED light string
12/04/2012US8324816 LED driving circuit
12/04/2012US8324815 LED lighting system
12/04/2012US8324813 Electronic ballast with frequency independent filament voltage control
11/2012
11/29/2012WO2012161795A1 Lighting power circuit with peak current limiter for emi filter
11/29/2012WO2012160010A1 Circuit arrangement and method for operating at least one high-pressure discharge lamp
11/29/2012US20120299508 Xenon lamp drive unit, method for driving xenon lamp, and artificial solar light irradiation unit
11/29/2012US20120299504 Discharge lamp lighting apparatus
11/29/2012DE112009005226T5 Verfahren zum Bilden elner Leistungsversorgungssteuerung und System dafür A method of forming Elner power supply control and system therefor
11/29/2012DE102011076333A1 Schaltungsanordnung und Verfahren zum Betreiben mindestens einer Hochdruckentladungslampe Circuit arrangement and method for operating at least one high-pressure discharge lamp
11/28/2012EP2526742A1 Circuit arrangement and method for operation of a high-pressure discharge lamp below its nominal power
11/28/2012EP2526741A1 Circuit arrangement and method for rapid commutation during square wave operation of high-pressure discharge lamps
11/28/2012CN202565557U Fluorescent lamp switch service life prolonging device
11/28/2012CN202565556U High intensity discharge lamp multi-resonant circuit
11/28/2012CN202565555U Energy-efficient abnormal-state protection limiter circuit for electronic ballast
11/28/2012CN202565554U Electric-discharge lamp
11/28/2012CN202565553U Power factor improvement module and peripheral circuit thereof
11/28/2012CN202565552U High-power factor ballast
11/28/2012CN202565551U Starter with nonradioactive substances
11/28/2012CN202564921U Abnormal protection circuit
11/28/2012CN1909759B WELD driving circuit and OLED driving circuit
11/28/2012CN1909758B Multifunctional driving controller
11/28/2012CN1380810B Strobotron with feedback based on processor
11/28/2012CN102804928A Electronic ballast for a fluorescent lamp
11/28/2012CN102802332A Frequency control module and control method for converter of cold cathode fluorescence lamp
11/28/2012CN102802331A Xenon lamp drive unit, method for driving xenon lamp, and artificial solar light irradiation unit
11/28/2012CN102802330A Starting system of high-intensity gas discharge lamp
11/28/2012CN102802329A Multifunctional electronic ballasting protection circuit
11/28/2012CN101854769B Light source brightness control circuit and method
11/28/2012CN101790274B Discharge lamp lighting device and illumination fixture
11/28/2012CN101730355B Discharge lamp lighting device and illumination fixture
11/28/2012CN101674698B Automatic control device and control method of illuminating lamp
11/28/2012CN101616530B Induction lamp lighting device and illumination apparatus
11/28/2012CN101546059B Liquid crystal display device, infrared transmitting device and remote control display system
11/28/2012CN101541133B Split type multi-energy-saving lamp illumination system
11/28/2012CN101529988B Discharge lamp lighting device, and image display device
11/27/2012US8319453 Electronic operating device having an output network for operating at least one discharge lamp
11/27/2012US8319448 Driver arrangement for light emitting diodes
11/27/2012US8319447 Hid lamp ballast with multi-phase operation based on a detected lamp illumination state
11/27/2012US8319446 Circuit for controlling a fluorescent lamp, method for operating the circuit, and system comprising the circuit
11/27/2012US8319439 Electrodeless plasma lamp and drive circuit
11/27/2012US8319438 Circuit for detecting computer states
11/27/2012US8319433 LED-based lighting system for retrofitting fluorescent lighting fixtures in a transit vehicle
11/27/2012US8319252 Light emitting device with high color rendering index and high luminescence efficiency
11/27/2012CA2634528C Point-of-use water treatment system
11/22/2012WO2012156205A1 Method for operating a high-pressure discharge lamp with a variable power
11/22/2012US20120293089 Device for ignition and operating discharge tubes by using energy impulse and resonance circuit
11/22/2012US20120293073 Apparatus for driving a gas discharge lamp
11/22/2012CA2801470A1 Determine a setting of a triac dimmer through induced relaxation oscillation
11/21/2012EP2524581A1 Circuit arrangement and method for starting and operating a high-pressure discharge lamp
11/21/2012EP2524580A2 Method for starting a high-pressure discharge lamp
11/21/2012EP2524579A2 A power factor correction circuit of an electronic ballast
11/21/2012EP2524574A2 Synchronized control of lamps
11/21/2012CN202551481U Sectional dimming control circuit for electronic ballast of fluorescent lamp
11/21/2012CN202551480U Dimming control device of energy saving lamp
11/21/2012CN202551479U Touch dimming control device adapted to high-intensity discharge (HID) electronic ballast
11/21/2012CN202551478U Constant-power control circuit for HID (High Intensity Discharge) electronic ballast
11/21/2012CN202551477U Voice control ballast of electrodeless lamp
11/21/2012CN202551476U Acousto-optic double-control delayed electricity-saving fluorescent lamp
11/21/2012CN202551475U A device capable of outputting and igniting fluorescent lamps in two ways and in an energy-saving manner
11/21/2012CN202551474U Auxiliary ignition apparatus and high-intensity gas discharge lamp using the same
11/21/2012CN102792781A Electronic ballast for parallel lamp operation with program start
11/21/2012CN102792780A Method and device for driving a gas discharge lamp
11/21/2012CN102791070A HID (High Intensity Discharge) street lamp illumination power carrier network monitoring system
11/21/2012CN102791069A Power supply with controllable output current
11/21/2012CN102791068A Reverse connection circuit for protecting electronic ballast
11/21/2012CN102791067A Automatic ignition device for lighted-off xenon lamp
11/21/2012CN102791066A Device for solving discharge tube dark effect by utilizing LED (Light-Emitting Diode) lamp to illuminate
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