| Patents for H05B 41 - Circuit arrangements or apparatus for igniting or operating discharge lamps (35,100) |
|---|
| 05/21/2008 | CN201063920Y High voltage aluminium electrolysis capacitor for electronic energy-saving lamp |
| 05/21/2008 | CN201063919Y Novel fast starting metallic halogen lamp electric appliance case |
| 05/21/2008 | CN201063918Y Non-polar universal type electromagnetic fluorescent lamp ballast |
| 05/21/2008 | CN201063913Y Intelligent protection electricity-saving device |
| 05/21/2008 | CN201063911Y Classroom lamplight controller |
| 05/21/2008 | CN201063910Y Wireless light source controller |
| 05/21/2008 | CN201063331Y Fluorescent lamp |
| 05/21/2008 | CN101185378A Fluorescent lamp driving apparatus, light emitting apparatus and liquid crystal television |
| 05/21/2008 | CN101184358A Discharge lamp lighting apparatus and projector |
| 05/21/2008 | CN101184357A Cold cathode tube driving circuit |
| 05/20/2008 | US7375719 Method and apparatus for driving liquid crystal display |
| 05/15/2008 | WO2008056630A1 Display device and luminance control method |
| 05/15/2008 | WO2008056471A1 Cold cathode tube lamp |
| 05/15/2008 | WO2008056435A1 Piezoelectric transformer drive circuit |
| 05/15/2008 | WO2008056270A1 Assist light illuminance control |
| 05/15/2008 | WO2008055547A1 Circuit arrangement for firing a discharge lamp |
| 05/15/2008 | WO2008055544A1 Circuit arrangement, and method for the operation of a high-pressure discharge lamp |
| 05/15/2008 | WO2008055366A1 Method for operating a uv lamp |
| 05/15/2008 | WO2008039290A3 Lamp having a power supply with rms voltage regulated output |
| 05/15/2008 | WO2008023341A3 Automatic dimming range recognition method |
| 05/15/2008 | WO2007123938A3 Lighting device and lighting method |
| 05/15/2008 | US20080111975 Discharge lamp lighting apparatus and projector |
| 05/15/2008 | US20080111502 Backlight assembly and method of driving the same |
| 05/15/2008 | US20080111501 Wall-mountable smart dual load control device |
| 05/15/2008 | US20080111499 Anti-cycling control system for luminaires |
| 05/15/2008 | US20080111497 High Frequency Electronic Ballast For High Intensity Discharge Lamps And Improved Drive Method Therefor |
| 05/15/2008 | US20080111496 Driving circuit for multi-lamps |
| 05/15/2008 | DE102006050276A1 Verfahren zur Überwachung einer Mehrzahl von elektrischen Leuchtkörpern und Vorrichtung zur Desinfektion einer Substanz mittels ultravioletter Strahlung A method for monitoring a plurality of electric luminaires and apparatus for disinfecting a substance by means of ultraviolet radiation |
| 05/15/2008 | CA2609752A1 High frequency electronic ballast for high intensity discharge lamps and improved drive method thereof |
| 05/14/2008 | EP1920644A1 Electronic ballast for discharge lamps comprising an end-of-life monitoring circuit |
| 05/14/2008 | EP1920643A1 Ballast for a discharge lamp with adaptive preheating |
| 05/14/2008 | EP1920642A1 Ballast for a discharge lamp with adaptive preheating |
| 05/14/2008 | EP1920641A1 Method for operation of high-pressure lamps without hot-starting and lights with two high pressure discharge lamps |
| 05/14/2008 | EP1920640A1 Starter circuit with hf damping element |
| 05/14/2008 | CN201060842Y Arc light with dual-luminous tube |
| 05/14/2008 | CN201059451Y Vehicle mounted negative ion multifunctional air purification lamp |
| 05/14/2008 | CN101180786A Inverter, its control circuit, and light emitting device and liquid crystal television using the same |
| 05/14/2008 | CN101179895A AC magnetic controlled power regulation electrical inductance ballast |
| 05/14/2008 | CN101179894A Current changer and driving mechanism of backlight module |
| 05/14/2008 | CN101179893A Energy-saving conversion head of electric type fluorescent lamp |
| 05/14/2008 | CN101179003A Electronic resonance wireless lighting lamp |
| 05/14/2008 | CN100388000C Lighting apparatus |
| 05/13/2008 | US7372215 Lamp ballast for circuit driving multiple parallel lamps |
| 05/13/2008 | US7372214 Apparatus and method for driving lamp of liquid crystal display device |
| 05/13/2008 | US7372213 Lamp current balancing topologies |
| 05/13/2008 | US7372211 Cold cathode tube lighting device and driving method and integrated circuit to be used in same |
| 05/13/2008 | US7372210 Method and apparatus for lamp heat control |
| 05/13/2008 | US7372209 Microwave energized plasma lamp with dielectric waveguide |
| 05/08/2008 | WO2008053613A1 Sheet-type transformer and discharge lamp lighting device |
| 05/08/2008 | WO2008053514A1 Discharge lamp lighting apparatus |
| 05/08/2008 | WO2008053428A1 Driver for operating a gas discharge lamp |
| 05/08/2008 | WO2008052893A1 Circuit arrangement for low-pressure discharge lamps |
| 05/08/2008 | WO2008030751A3 Using pulse density modulation for controlling dimmable electronic lighting ballasts |
| 05/08/2008 | US20080106858 Unit for accomodating electronic component |
| 05/08/2008 | US20080106220 Discharge lamp lighting apparatus |
| 05/08/2008 | US20080106217 High-side current sense hysteretic led controller |
| 05/08/2008 | US20080106216 Dimming method for light-emitting diodes |
| 05/08/2008 | US20080106215 Electronic Ballast |
| 05/08/2008 | DE102006052024A1 Schaltungsanordnung für Niederdruckentladungslampen Circuitry for low-pressure discharge lamps |
| 05/07/2008 | EP1919263A2 Intensity changing with reduced flicker for digitally-controlled lighting |
| 05/07/2008 | EP1593289B1 Dimmable ballast for an electrodeless discharge lamp |
| 05/07/2008 | CN101175361A High pressure discharge lamp starter device and an automotive headlight device |
| 05/07/2008 | CN101175360A High-voltage triggering circuit for ballast of vehicle xenon front lamp |
| 05/07/2008 | CN101175359A Electric ballast |
| 05/07/2008 | CN101175358A Full-bridge protection circuit and multi-light tube driving circuit using the same |
| 05/07/2008 | CN101175357A Energy-saving electric daylight lamp |
| 05/07/2008 | CN101175356A Preheat starting combined switch of fluorescent lamp |
| 05/07/2008 | CN101174800A Current conversion circuit |
| 05/07/2008 | CN100386937C Power supply circuit and power supply control method therein |
| 05/06/2008 | US7369039 Waiter call light (WCL) |
| 05/06/2008 | US7368916 Apparatus and methods for making capacitive measurements of cathode fall in fluorescent lamps |
| 05/06/2008 | US7368881 Discharge lamp lighting apparatus and lamp system using the lighting apparatus |
| 05/06/2008 | US7368880 Phase shift modulation-based control of amplitude of AC voltage output produced by double-ended DC-AC converter circuitry for powering high voltage load such as cold cathode fluorescent lamp |
| 05/06/2008 | US7368875 Discharge lamp lighting device |
| 05/06/2008 | US7368014 Variable temperature deposition methods |
| 05/02/2008 | WO2008050867A1 High-pressure discharge lamp, lighting equipment, and high-pressure discharge lamp device |
| 05/02/2008 | WO2008020366A3 Method of driving a discharge lamp, driving arrangement, an projector system |
| 05/01/2008 | US20080101061 Illuminator and display device using the same |
| 05/01/2008 | US20080100233 Apparatus Comprising a Charge Pump and Lcd Driver Comprising Such an Apparatus |
| 05/01/2008 | US20080100231 Circuit and method for driving light source |
| 05/01/2008 | US20080100230 Inverter and driving device of backlight module |
| 05/01/2008 | US20080100229 Cold cathode fluorescent lamp ballast |
| 05/01/2008 | US20080100226 Control Method and Apparatus for Improving the Efficacy of Fluorescent Lamps |
| 04/30/2008 | EP1916883A1 Lighting device of discharge lamp, illumination apparatus and illumination system |
| 04/30/2008 | EP1916882A1 High-pressure discharge lamp operating device |
| 04/30/2008 | EP1916649A2 Liquid crystal television receiver and liquid crystal display device |
| 04/30/2008 | DE102006049128A1 Zündvorrichtung für eine Hochdruckentladungslampe und Hochdruckentladungslampe sowie Verfahren zum Zünden einer Gasentladung in einer Hochdruckentladungslampe Ignition device for a high pressure discharge lamp and high-pressure discharge lamp and method for starting a gas discharge in a high-pressure discharge lamp |
| 04/30/2008 | CN201054858Y Flash brake lamp controller |
| 04/30/2008 | CN201054857Y Wired audio touch dual control color lamp controller |
| 04/30/2008 | CN201054856Y Wired audio adjustment and control color lamp controller |
| 04/30/2008 | CN201054855Y Self-excited electronic rectifier with ultra-temperature protection |
| 04/30/2008 | CN201054854Y A metal halid lamp low-frequency electronic rectifier |
| 04/30/2008 | CN201054853Y A voltage detection voltage reduction inductance current over-zero circuit based on voltage reduction inductance |
| 04/30/2008 | CN201054852Y A timing power-changing energy-saving electric induction capacitance ballast for high-voltage gas discharging lamp |
| 04/30/2008 | CN201054851Y Discharging lamp tube rectifier suitable for solar power |
| 04/30/2008 | CN201054850Y Electronic transformer for halogen lamp |
| 04/30/2008 | CN201054849Y An electronic rectifier ignition impulse generation circuit for metal halid lamp |
| 04/30/2008 | CN201054848Y Electromagnetic interference restraint device, electronic ballast system and compact energy-saving lamp |
| 04/30/2008 | CN201054847Y Improved circuit of solar charging night lamp |
| 04/30/2008 | CN201054846Y Power drive protection circuit for push discharging lamp |