| Patents for H05B 41 - Circuit arrangements or apparatus for igniting or operating discharge lamps (35,100) |
|---|
| 02/12/2009 | WO2009018853A1 Method for programming electronic operating devices for discharge lamps and electronic operating device for discharge lamps |
| 02/12/2009 | US20090039854 Load control device having a gate current sensing circuit |
| 02/12/2009 | US20090039802 Backlight control circuit |
| 02/12/2009 | US20090039801 Backlight control circuit |
| 02/12/2009 | US20090039800 Ac power supply system for balanced energization of a plurality of loads |
| 02/12/2009 | US20090039799 Ballasted lamp socket for a compact fluorescent lamp |
| 02/12/2009 | US20090039798 Pulsed igniting device comprising a piezoelectric transformer for a high-pressure discharge lamp |
| 02/12/2009 | US20090039797 Process and system of power saving lighting |
| 02/12/2009 | US20090039796 Power supply for an lcd display |
| 02/12/2009 | US20090039788 Light unit with internal back-up power supply, communications and display |
| 02/12/2009 | US20090039787 Power supply and plasma display including the same |
| 02/12/2009 | DE102008035219A1 Control circuit for use in electronic ballast of illumination system, has communication interface receiving hardware instructions for adjustment of parameters of circuit, and storage register storing hardware instructions |
| 02/12/2009 | DE102007048341A1 Dimmen von Leuchtmittelbetriebsgeräten auf vorab definierte Pegel Dimming of lamps and control gear on pre-defined level |
| 02/11/2009 | EP2023694A1 Discharge lamp operation device and illumination instrument |
| 02/11/2009 | EP2023693A2 Relamping circuit for battery powered ballast |
| 02/11/2009 | EP2022298A1 Methods and systems for controlling gas discharge lamps |
| 02/11/2009 | EP2022297A1 High intensity discharge lamp ballast |
| 02/11/2009 | EP2022296A2 Multistrike gas discharge lamp ignition apparatus and method |
| 02/11/2009 | EP1466473B1 Image projector and method of operating same |
| 02/11/2009 | CN201194444Y Electronic light regulator for energy saving lamp |
| 02/11/2009 | CN201194443Y Constant power timed light regulating HID electronic ballast |
| 02/11/2009 | CN201194442Y Novel energy-saving electric light source |
| 02/11/2009 | CN201194441Y Protection controller for neon light transformer |
| 02/11/2009 | CN201194440Y Remote delayed starting low-voltage lighting lamp for oil field derrick |
| 02/11/2009 | CN201194439Y Wireless network electronic ballast |
| 02/11/2009 | CN101366322A Current zero crossing detector in a dimmer circuit |
| 02/11/2009 | CN101365285A Public electricity supply system direct supplying energy-saving xenon lamp lighting device |
| 02/11/2009 | CN101365284A Control circuit device having automatic switching light function |
| 02/11/2009 | CN101365283A Electronic ballast for HID flashlight |
| 02/11/2009 | CN101365282A Energy-saving xenon lamp lighting device not for automobile illumination |
| 02/11/2009 | CN101365281A Ac power supply device |
| 02/11/2009 | CN101365280A Lamp driving circuit |
| 02/11/2009 | CN101365279A Outer jacket leak detection method and ballast implementing the method |
| 02/11/2009 | CN101365276A Adaptive front lamp set control system based on network technique and controlling method thereof |
| 02/11/2009 | CN101365275A Digital address lighting control system and method having remote and local control function |
| 02/11/2009 | CN101364524A Straight tube type energy saving tube |
| 02/11/2009 | CN101363998A Backlight module and light modulation method thereof |
| 02/11/2009 | CN100461602C DC-DC converter with reduced input current ripples |
| 02/11/2009 | CN100460957C Backlight module assembly and light tube device thereof |
| 02/11/2009 | CN100460955C Method and device for driving lamp and back light source assembly with same and liquid crystal display |
| 02/10/2009 | US7489533 Frequency feedforward for constant light output in backlight inverters |
| 02/10/2009 | US7489295 Liquid crystal display device, and light source driving circuit and method to be used in same |
| 02/10/2009 | US7489088 Power supply for 2-line dimmer |
| 02/10/2009 | US7489087 Backlight inverter and method of driving same |
| 02/05/2009 | WO2009015687A1 Electronic ballast and method for operating at least one discharge lamp |
| 02/05/2009 | WO2008140916A3 Electronic ballast having a boost converter with an improved range of output power |
| 02/05/2009 | US20090034307 Protection Device for Electronic Converters, Related Converter and Method |
| 02/05/2009 | US20090033810 Self-excited inverter and lcd television apparatus |
| 02/05/2009 | US20090033248 Thermal Foldback For A Lamp Control Device |
| 02/05/2009 | US20090033247 Electrical Wiring Device with a Center Nightlight Having Automatic and Manual Control Features |
| 02/05/2009 | US20090033245 Light emitting diode lamp and illumination system |
| 02/05/2009 | US20090033244 Integrated circuit with a preheat control for a ballast |
| 02/05/2009 | US20090033243 LED Controller IC Using Only One Pin to Dim and Set a Maximum LED Current |
| 02/05/2009 | US20090033242 Coil component and display device using same |
| 02/05/2009 | US20090033241 Light emitting diode module and driving apparatus |
| 02/05/2009 | US20090033240 Electrodeless lamp and core having indented coil winding section for use with tubular lamp envelope |
| 02/05/2009 | US20090033239 Lighting conversion system |
| 02/05/2009 | US20090033238 Ignition and operation of electronic high intensity discharge lamps |
| 02/05/2009 | US20090033236 Programmed ballast with resonant inverter and method for discharge lamps |
| 02/05/2009 | US20090033235 System & Method for Current and/or Temperature Control of Light Fixtures |
| 02/05/2009 | US20090033234 Illuminating lamp for a display device, an illuminating device for a display device, and a display device |
| 02/05/2009 | DE20321697U1 Neue Fluoreszenzlampe New fluorescent lamp |
| 02/05/2009 | DE102007029694A1 Circuit arrangement for starting and operating high pressure discharge lamp, has resistor with thermistors that are connected in parallel and series and are shunt by switch, where resistor is connected in series to lamp and ignition circuit |
| 02/04/2009 | EP2020830A2 Method for controlling a universal dimmer |
| 02/04/2009 | EP2020829A2 Flourescent tube power supply and backlight |
| 02/04/2009 | EP2020741A1 Self-excited inverter and LCD television apparatus |
| 02/04/2009 | EP2020164A2 Method of shutting down a high pressure discharge lamp and driving unit for driving a high pressure discharge lamp |
| 02/04/2009 | EP2020163A1 Safety starter device |
| 02/04/2009 | CN201191940Y Switch control device and controlled silicon light modulator with the same |
| 02/04/2009 | CN201191939Y Electronic ballast detecting strip lamp state and regulating lightness |
| 02/04/2009 | CN201191938Y Electronic positioner capable of matching various fluorescent lamp tube |
| 02/04/2009 | CN201191937Y Low frequency square wave type small power metallic halogen lamp electronic ballast |
| 02/04/2009 | CN201191936Y Xenon electronic rectifier for flood lighting |
| 02/04/2009 | CN201191935Y Ballast |
| 02/04/2009 | CN201191934Y Outdoor xenon gas illuminating source lighting lamp |
| 02/04/2009 | CN201191602Y Multiphase electromagnetic induction non-electrode florescent lamp |
| 02/04/2009 | CN201190900Y Multi-functional and portable type search-light |
| 02/04/2009 | CN101360381A Lamp and control method |
| 02/04/2009 | CN101360380A High-frequency electronic ballast trigger circuit and detection circuit |
| 02/04/2009 | CN101360379A Light source protection circuit and application thereof in backlight module unit and LCD |
| 02/04/2009 | CN101360367A Planar light driving method and voltage |
| 02/04/2009 | CN101359572A Electromagnetic induction low pressure electrodeless light source |
| 02/04/2009 | CN101359153A Exposure driver circuit |
| 02/04/2009 | CN100459823C Electronic striation-elimination in linear type lamp |
| 02/04/2009 | CN100459023C Plasma lamp with dielectric waveguide |
| 02/03/2009 | US7486082 Anomaly detection in inverter system |
| 02/03/2009 | US7486031 Symmetric cancelling anti-striation circuit |
| 02/03/2009 | US7486030 Universal input voltage device |
| 02/03/2009 | US7486028 Circuit arrangement |
| 01/29/2009 | WO2009014418A1 Method and current control circuit for operating an electronic gas discharge lamp |
| 01/29/2009 | WO2009014204A1 Discharge lamp electron ballast |
| 01/29/2009 | WO2009013995A1 Discharge lamp lighting apparatus |
| 01/29/2009 | WO2009013986A1 Display device and method for driving display device |
| 01/29/2009 | WO2009013840A1 Electric-discharge lamp lighting device and lighting apparatus |
| 01/29/2009 | WO2009013656A1 Universal dimming method and system |
| 01/29/2009 | WO2009013524A1 Control for discharge lamp |
| 01/29/2009 | WO2008129481A3 Low-pressure gas discharge lamp |
| 01/29/2009 | US20090027921 Electronic device |
| 01/29/2009 | US20090026976 Method for dimming the light emitted from led lights, in particular in the passenger cabin of an airliner |
| 01/29/2009 | US20090026975 Systems and methods for improved startup and control of electrodeless plasma lamp using current feedback |