Patents
Sitemap › H05 - Electric techniques not otherwise provided for › H05B - Electric heating; Electric lighting not otherwise provided for › H05B 41 - Circuit arrangements or apparatus for igniting or operating discharge lamps
Patents for H05B 41 - Circuit arrangements or apparatus for igniting or operating discharge lamps (35,100)
06/2010
06/30/2010CN101765279A Ultralow temperature energy-saving lamp
06/30/2010CN101765276A Illumination system and illumination control method thereof
06/30/2010CN101761838A LED (light emitting diode) light-mixing efficient energy-saving street lamp
06/30/2010CN101761827A Lighting apparatus and method, display apparatus and method, and program
06/29/2010US7746300 Circuit and methodology for supplying pulsed current to a load, such as a light emitting diode
06/29/2010US7746004 Discharge-lamp lighting apparatus
06/29/2010US7746003 Transformer wiring method and apparatus for fluorescent lighting
06/29/2010US7746002 High frequency driver for gas discharge lamp
06/29/2010CA2416730C Method and apparatus for arc detection and protection for electronic ballasts
06/29/2010CA2357686C Electronic unit
06/24/2010WO2010070996A1 High-voltage discharge lamp lighting apparatus and high-voltage discharge lamp lighting method
06/24/2010WO2010070789A1 Device for operating vehicle-mounted light source
06/24/2010WO2010070517A1 System for simulation of a lighting distribution
06/24/2010WO2010070003A1 Heating circuit for an operating device for gas discharge lamps
06/24/2010WO2010031429A9 Circuit and method for dimming a luminous element
06/24/2010US20100157257 High pressure discharge lamp ballast, high pressure dischargep lamp driving method, and projector
06/24/2010US20100156866 Display apparatus and control method thereof
06/24/2010US20100156322 Low power non-isolated driver
06/24/2010US20100156320 Led circuit with high dimming frequency
06/24/2010US20100156315 Led driver with feedback calibration
06/24/2010US20100156313 Stepwise repairing for electrode of discharge lamp
06/24/2010US20100156312 Electronic ballast for restarting high-pressure discharge lamps in various states of operation
06/24/2010US20100156310 Low frequency electrodeless plasma lamp
06/24/2010US20100156308 Adjustable output ballast for powering both fluorescent lamps and led lamps
06/24/2010US20100156306 Backlight driving system
06/24/2010US20100156299 Ballast for a Discharge Lamp With Adaptive Preheating
06/24/2010DE102009013799A1 Heizungsschaltung für ein Betriebsgerät für Gasentladungslampen Heating circuit for an operating device for gas discharge lamps
06/24/2010DE102008064399A1 Verfahren und Betriebsgerät zum Betreiben eines Leuchtmittels mit geregeltem Strom A method and operating device for operating a lighting means with a regulated current
06/23/2010EP2198672A1 Method for determining operational parameters for a gas discharge lamp to be operated with electronic ballast and corresponding ballast
06/23/2010CN201515545U Networking type acoustic control light adjustable electronic amperite
06/23/2010CN201515544U Networking microwave light adjustable electronic amperite
06/23/2010CN201515543U Lighting energy saving device
06/23/2010CN201515542U Lighting energy saving device
06/23/2010CN201515541U Lighting energy saving device
06/23/2010CN201515540U Lighting energy saving device
06/23/2010CN201515539U Lighting energy saving device
06/23/2010CN201515538U Lighting energy saving device
06/23/2010CN201515537U Electrodeless lamp ballasting circuit
06/23/2010CN201515536U Fluorescent lamp adapter having filament preheating control and fluorescent lamp thereof
06/23/2010CN201515535U Preheating circuit of ballast resistor
06/23/2010CN201515534U Backlight drive current balance device
06/23/2010CN201513812U Wind energy/solar energy complementary stepless street lamp
06/23/2010CN1965616B Circuit arrangement used for operation lamp
06/23/2010CN1942035B Fluorescent lamp lighting device and lighting control system
06/23/2010CN1901771B Low frequency trigger electronic ballast
06/23/2010CN1604714B Ballast with load-adaptable fault detection circuit
06/23/2010CN1585250B Lighting device of discharge lamp
06/23/2010CN1498055B Light modulation control system for electronic ballast
06/23/2010CN101755491A Control of delivery of current through one or more discharge lamps
06/23/2010CN101755490A Gas-discharge lighting system for motor vehicles
06/23/2010CN101755489A Circuit arrangement and method for operation of a discharge lamp
06/23/2010CN101755488A Electric-discharge lamp lighting device and lighting apparatus
06/23/2010CN101754557A Integrated dimmable compact fluorescent lamp and circuit used therein
06/23/2010CN101754556A Backlight module containing dimming control circuit, and display
06/23/2010CN101754555A Driving method for discharge lamp, driving device for discharge lamp, light source device, and image display apparatus
06/23/2010CN101754554A Driving method for discharge lamp, driving device for discharge lamp, light source device, and image display apparatus
06/23/2010CN101754553A Power supply of novel pulse type deuterium lamp
06/23/2010CN101754552A Microminiature xenon-lamp high-pressure modular power supply
06/23/2010CN101754551A Fluorescent lamp abnormal condition protection and sampling circuit
06/23/2010CN101754550A Centralized electricity-saving lamp power source
06/23/2010CN101754549A Protective circuit of electronic ballast
06/23/2010CN101754548A Electronic ballast
06/23/2010CN101754547A Inverter and illuminating apparatus thereof
06/23/2010CN101754546A Lighting apparatus for high pressure discharge lamp and projector
06/23/2010CN101754545A High pressure discharge lamp lighting apparatus
06/23/2010CN101754544A Lighting device capable of sharing component
06/23/2010CN101754543A Backlight module and manufacturing method thereof
06/23/2010CN101754512A Control circuit of light-dimming assembled lamp
06/23/2010CN101752196A Electromagnetic induction electrodeless discharge lamp
06/23/2010CN101749621A PAR64 metal halide type single headlamp for EMU locomotive of high-speed railway
06/23/2010CN101320200B Projector and driving method of light source for projector
06/23/2010CN101048027B 光源装置 The light source device
06/22/2010US7741790 Backlight system having a lamp current balance and feedback mechanism and related method thereof
06/22/2010US7741789 Locked phase active power current control circuit
06/22/2010US7741788 Light emitting apparatus with current limiting
06/22/2010US7741787 Light-emitting diode driving circuit
06/17/2010WO2010068639A1 Dimmer-controlled leds using flyback converter with high power factor
06/17/2010WO2010067321A1 A method of controlling a fluorescent lamp, a controller and a fluorescent lamp
06/17/2010US20100149494 Light-source lamp and projector
06/17/2010US20100149458 Inverter apparatus
06/17/2010US20100149428 Backlight Device, Display Device, and Television Receiver
06/17/2010US20100149088 Apparatus and method for driving backlight
06/17/2010US20100148699 Circuit configuration for operating at least one discharge lamp and method for generating an auxiliary voltage
06/17/2010US20100148694 LED light string with capacitor based rectifier filter for increasing output voltage
06/17/2010US20100148693 Control system for light-emitting device
06/17/2010US20100148691 Driving circuit with dimming controller for driving light sources
06/17/2010US20100148690 Super High Pressure Mercury Lamp
06/17/2010US20100148689 Systems and methods for calibrating light output by light-emitting diodes
06/17/2010US20100148688 Lamp module and lighting device comprising such a lamp module
06/17/2010US20100148687 Lighting of discharge lamp by frequency control
06/17/2010US20100148686 High pressure discharge lamp lighting apparatus
06/17/2010US20100148685 Integrated dimmable compact fluorescence lamp and circuit used therein
06/17/2010US20100148682 Light source device, image display apparatus, and method of generating time-division color-separated light
06/17/2010US20100148669 Electrodeless lamps and methods
06/17/2010DE20122929U1 Elektronisches Vorschaltgerät mit digitaler Steuereinheit Electronic ballast with digital controller
06/17/2010DE112008001832T5 Steuervorrichtung für eine Entladungslampe und Lichtquellenvorrichtung A control device for a discharge lamp and light source apparatus
06/17/2010DE10101931B4 Beleuchtungsstromkreis und Betriebsverfahren für eine Gasentladungslampe Lighting circuit and operating method for a gas discharge lamp
06/17/2010DE10101930B4 Entladungslampenzündschaltung Entladungslampenzündschaltung
06/16/2010EP2197250A1 High-voltage discharge lamp lighting apparatus, high-voltage discharge lamp lighting method, and projector
06/16/2010EP2197249A1 Discharge lamp lighting circuit
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