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)
08/2010
08/18/2010CN101073293B Electric discharge lamp operation device and illumination instrument
08/17/2010US7777431 Inverter circuit, fluorescent bulb operating device, backlight device, and liquid crystal display device
08/17/2010US7777425 Backlight circuit for LCD panel
08/17/2010US7777424 Method and apparatus for controlling an input voltage to a light emitting diode
08/17/2010CA2416074C Self-powered switching device
08/16/2010CA2692941A1 Dual access luminaire junction box
08/12/2010WO2010090832A2 Ballast/line detection circuit for fluorescent replacement lamps
08/12/2010WO2010027389A3 Electronic ballast having a partially self-oscillating inverter circuit
08/12/2010US20100204671 Cap adapters for medicament vial and associated methods
08/12/2010US20100201287 Method and Apparatus for Achieving Inherent Ignition Voltage in Operation of a High Intensity Discharge Lamp
08/12/2010US20100201285 Circuit arrangement for conversion of an input ac voltage to a dc voltage, retrofit lamp having a circuit arrangement such as this, as well as a lighting system
08/12/2010US20100201281 Discharge lamp lighting device, method of driving discharge lamp, and projector
08/12/2010US20100201267 Intelligent Area Lighting System
08/12/2010DE202010000410U1 Eine eingebaute drahtlose Lichtregelvorrichtung für Lampen A built-in wireless lighting control apparatus for lamps
08/12/2010CA2749833A1 Ballast/line detection circuit for fluorescent replacement lamps
08/12/2010CA2656255A1 Method and apparatus for achieving inherent ignition voltage in operation of a high intensity discharge lamp
08/11/2010EP2217041A1 Illumination device and illumination apparatus using the same
08/11/2010EP2216893A1 Load control device, and lighting device
08/11/2010EP2215897A2 Method and control circuit for dimming a gas discharge lamp
08/11/2010EP2215896A1 Fluorescent lamp base cap and method of adjusting a base cap of a fluorescent lamp
08/11/2010EP2215895A2 High-frequency lamp and method for the operation thereof
08/11/2010EP2215893A2 A lighting fixture system for illumination using cold cathode fluorescent lamps
08/11/2010CN201550348U Stepless light dimming device of energy-saving lamp
08/11/2010CN201550347U Marx trigger used for gas switch with two electrodes
08/11/2010CN201550346U Electronic ballast fluorescent lamp with BED triode
08/11/2010CN201550345U Energy-saving intelligent ballast
08/11/2010CN201550344U Power supply special for 2.5V/A deuterium lamp
08/11/2010CN201550343U Power-adjustable electronic rectifier
08/11/2010CN201550342U High-frequency energy saving lamp circuit
08/11/2010CN201550341U Power supply system of solar irradiation simulating device
08/11/2010CN201550340U Power coupler of induction lamp
08/11/2010CN201550339U Ventilation type ballast
08/11/2010CN201547714U Energy-saving fluorescent lamp applicable to electronic ballast
08/11/2010CN201547641U Alternating current/battery dual-purpose geological fluorometer
08/11/2010CN201547565U Auto-adjusting light-operated lamp
08/11/2010CN201547561U Universal xenon lamp for road lighting
08/11/2010CN1802062B High strength electronic amperite of gas-discharge lamp
08/11/2010CN101803470A Colour temperature control of flash units
08/11/2010CN101803469A Electronic operating device for operating at least one discharge lamp
08/11/2010CN101803468A Improved applicability of lamps with electronic ballast without a protective earth conductor
08/11/2010CN101803467A Lighting device, back light unit, and liquid crystal display device
08/11/2010CN101802970A High-pressure lamp and associated operating method for the resonance mode of high-pressure lamps in the longitudinal mode and associated system
08/11/2010CN101801151A Intelligent device with remote control, remote measuring and remote signalling functions for fluorescent lamp
08/11/2010CN101801150A Quick starting power supply for power chip
08/11/2010CN101801149A Discharge lamp lighting device, method of driving discharge lamp, and projector
08/11/2010CN101801148A Dimmer protection
08/11/2010CN101799617A Lighting control device and projector
08/11/2010CN101799121A 节能型路灯灯泡 Energy-saving light bulbs street
08/11/2010CN101316073B Driving device and method
08/11/2010CN101151792B AC power device
08/11/2010CN101009194B High output fluorescent lamp with improved phosphor layer
08/10/2010US7772785 Parallel lighting system for surface light source discharge lamps
08/10/2010US7772784 Transformer, illuminating apparatus using the same, and display apparatus using the same
08/10/2010US7772783 Dimmable electronic ballast for electrodeless discharge lamp and luminaire
08/10/2010US7772782 Light emitting diode (LED) driving device
08/05/2010WO2010086835A1 Dimmer control circuit for selecting between step dimming mode and phase-cut dimming mode
08/05/2010WO2010086222A1 Method and electronic operating device for operating a gas discharge lamp and projector
08/05/2010WO2010086191A2 Method and electronic operating device for operating a gas discharge lamp and projector
08/05/2010WO2009066223A3 Method and control circuit for dimming a gas discharge lamp
08/05/2010US20100196050 Electron emitting element, electron emitting device, light emitting device, image display device, cooling device, and charging device
08/05/2010US20100195024 Backlight assembly for liquid crystal display device
08/05/2010US20100194792 Illumination unit and method for driving the illumination unit
08/05/2010US20100194580 Indicator Apparatus, Method of Operation and Illumination Apparatus
08/05/2010US20100194313 High voltage electrical connection line
08/05/2010US20100194309 Controller for discharge lamp and light source device
08/05/2010US20100194305 Electronic ballast for discharge lamp
08/05/2010US20100194304 Multiple location dimming system
08/05/2010US20100194303 Electronic ballast for correcting asymmetrical current flow across a gas discharge lamp
08/05/2010US20100194302 Startup control for a high pressure discharge lamp ballast
08/05/2010US20100194287 Electronic ballast for a high intensity discharge lamp
08/05/2010US20100194285 Light source driving apparatus and light source apparatus having the same
08/05/2010US20100194284 Circuit arrangement for operating a converter
08/05/2010CA2750669A1 Method and electronic operating device for operating a gas discharge lamp, and projector
08/05/2010CA2750666A1 Method and electronic operating device for operating a gas discharge lamp, and projector
08/04/2010EP2214459A1 Discharge lamp lighting circuit of double converter type
08/04/2010EP2214300A2 Switching assembly for operating a converter
08/04/2010EP1590867B1 Adaptive inductive power supply with communication
08/04/2010CN201541387U Touch intelligent stepless dimmable energy-saving lamp circuit
08/04/2010CN201541386U Remote-control and key dimming energy-saving lamp
08/04/2010CN201541385U Dimming electrodeless lamp
08/04/2010CN201541384U Electronic ballast used for wide voltage and high power factor high-power energy saving lamp
08/04/2010CN201541383U High-power electrodeless magnetic-energy lamp high-frequency generator
08/04/2010CN201541382U High-frequency generator of electrodeless magnetic energy lamp
08/04/2010CN201541381U Circuit improving stability of high-frequency electrodeless lamp
08/04/2010CN201541380U Filament preheating and rectifying device
08/04/2010CN201541379U High-efficiency and reliable gas discharge lamp with electronic ballast
08/04/2010CN201541378U Rectifying device of illumination device
08/04/2010CN201541377U Shell of high-frequency electrodeless magnetic lamp generator
08/04/2010CN201539844U Anion energy-saving lamp tube
08/04/2010CN201539805U Energy-saving lamp
08/04/2010CN101796890A Risk of shock protection circuit
08/04/2010CN101796889A Thermal foldback for linear fluorescent lamp ballasts
08/04/2010CN101796888A AC power supply device
08/04/2010CN101796887A Backlighting device and display device provided with same
08/04/2010CN101795526A High pressure discharge lamp igniting device, light source igniting device for illuminator and projector
08/04/2010CN101795525A Inductance ballast
08/04/2010CN101795524A Compact bracket lamp
08/04/2010CN101795520A Adjustable power inverter self-adapted to silicon-controlled voltage regulation mode
08/04/2010CN101208586B Method and system for luminance characterization
08/04/2010CN101018439B Discharge lamp driving device
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