| Patents for H05B 41 - Circuit arrangements or apparatus for igniting or operating discharge lamps (35,100) |
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| 02/04/2010 | US20100026200 Electrodeless discharge lamp and lighting apparatus using the same |
| 02/04/2010 | US20100026199 Dielectric barrier discharge lamp with starting aid |
| 02/04/2010 | US20100026197 Driving regulation method for bipolar transistors in electronic ballast and the device thereof |
| 02/04/2010 | US20100026196 Discharge tube driving device |
| 02/04/2010 | US20100026189 Lamp driving circuit, and detection circuit for detecting an end-of-life condition |
| 02/04/2010 | DE102008056164A1 Zuweisung einer Betriebsadresse an ein busfähiges Betriebsgerät für Leuchtmittel Assign an operating address to a bus-compatible operating device for lighting means |
| 02/04/2010 | DE102008045979A1 Vorrichtung und Verfahren zum Ermöglichen eines vollständig dimmbaren Betriebs einer kompakten Leuchtstofflampe Apparatus and method for enabling a fully dimmable operation of a compact fluorescent light bulb |
| 02/04/2010 | DE102008033191A1 Verfahren zum Betreiben einer Hochdruckentladungslampe in einem Videoprojektionsgerät, elektronisches Vorschaltgerät, Videoprojektionsgerät sowie Computerprogrammprodukte A method for operating a high pressure discharge lamp in a video projection device, electronic ballast, video projection device and computer program products |
| 02/03/2010 | CN201398262Y Drive circuit of low-voltage alternating current fluorescent lamp |
| 02/03/2010 | CN201398261Y High-frequency gas discharge halide lamp |
| 02/03/2010 | CN201398260Y Short-circuit overloading safety device of electronic ballast circuits |
| 02/03/2010 | CN201398183Y Power switch driving circuit |
| 02/03/2010 | CN201396603Y Semiconductor and fluorescent lamp mixed lighting remote-control ceiling and reflector lamp disc |
| 02/03/2010 | CN201396596Y Composite pipe-type integrative fluorescent lamp device |
| 02/03/2010 | CN101642000A Electric discharge lamp operating device, lighting equipment and lighting system |
| 02/03/2010 | CN101641999A Circuit configuration for starting and operating at least one discharge lamp |
| 02/03/2010 | CN101640967A Drive circuit, dimming circuit and dimming method for fluorescent lamp |
| 02/03/2010 | CN101640966A Power supply circuit of fluorescent lamp |
| 02/03/2010 | CN101640965A Device and method for enabling miniature fluorescent lamp to operate in mode of full dimming |
| 02/03/2010 | CN101640964A Electronic ballast applying piezoelectric ceramic transformer |
| 02/02/2010 | US7656133 Capacitor charger with a modulated current varying with an input voltage and method thereof |
| 02/02/2010 | US7656099 Circuit arrangement for operating high-pressure discharge lamps and operating method for a high-pressure discharge lamp |
| 02/02/2010 | US7656096 Hybrid ballast control circuit in a simplified package |
| 02/02/2010 | US7654696 Lighting unit |
| 02/02/2010 | CA2336547C Arrangement for protecting low-voltage control circuitry from externally applied high voltages, and dimming ballast employing such an arrangement |
| 02/01/2010 | CA2757545A1 Apparatus and method enabling fully dimmable operation of a compact fluorescent lamp |
| 01/28/2010 | WO2010009574A1 Lighting system |
| 01/28/2010 | WO2009145145A3 Device for generating simulated solar light for solar battery characteristic measurement and method of generating simulated solar light |
| 01/28/2010 | WO2009142996A3 Ceramic metal halide lamp power regulation control using two frequencies |
| 01/28/2010 | WO2009101544A3 Control circuit of a dimmer assembly for dimming an energy-saving lamp |
| 01/28/2010 | US20100020269 Fluorescent lamp driving apparatus, light emitting apparatus and liquid crystal television |
| 01/28/2010 | US20100019694 Protection circuit and discharge lamp driving device employing the same |
| 01/28/2010 | US20100019693 Controlled voltage source for led drivers |
| 01/28/2010 | US20100019692 Power conversion apparatus |
| 01/28/2010 | US20100019688 Inverter And Lamp Driver Including The Same |
| 01/28/2010 | US20100019687 Light emitting diode driving apparatus |
| 01/28/2010 | US20100019686 Devices and methods for generating beam patterns with controllable intensity, color, or information content |
| 01/28/2010 | US20100019685 Dielectric barrier discharge lamp lighting apparatus |
| 01/28/2010 | US20100019683 Method and device for driving a gas discharge lamp |
| 01/28/2010 | US20100019682 LED driver and controller thereof |
| 01/28/2010 | DE102008029961A1 Verfahren zum Ansteuern eines Hochfrequenztransformators Method for controlling a high-frequency transformer |
| 01/28/2010 | DE10146152B4 Blitzaufnahmesystem Flash shooting system |
| 01/27/2010 | EP2148555A1 AC-dimmer for a discharge lamp |
| 01/27/2010 | EP2147581A2 Electronic ballast having a boost converter with an improved range of output power |
| 01/27/2010 | CN201393343Y Light modulation system, lighting fixture and amperite |
| 01/27/2010 | CN201393342Y Electronic ballast and lighting device |
| 01/27/2010 | CN201393341Y Split ballast-driven multi-fluorescent lamp system |
| 01/27/2010 | CN201393340Y Split type multiple energy-saving lamps illuminating system |
| 01/27/2010 | CN201393339Y Electronic ballast and universal lamp holder with electronic ballast |
| 01/27/2010 | CN201393338Y Eelctrodeless lamp ballast circuit |
| 01/27/2010 | CN201393337Y Electrodeless lamp ballast circuit with intelligent control interface |
| 01/27/2010 | CN201393336Y Trigger with three ends connected in series |
| 01/27/2010 | CN201393335Y Trigger with three ends connected in series |
| 01/27/2010 | CN201393334Y Trigger with three ends connected in series |
| 01/27/2010 | CN201393333Y Trigger with two ends connected in parallel |
| 01/27/2010 | CN201393332Y Liquid crystal backlight source driving device |
| 01/27/2010 | CN201393331Y Liquid crystal backlight source driving device |
| 01/27/2010 | CN201393330Y Glow starter |
| 01/27/2010 | CN101637067A Circuit configuration for controlling at least one fluorescent lamp |
| 01/27/2010 | CN101637066A Discharge lamp lighting device and projector |
| 01/27/2010 | CN101636032A Technology for dimming and saving energy by inductive ballasts |
| 01/27/2010 | CN101636031A Ultraviolet irradiation device and lighting control method thereof |
| 01/27/2010 | CN101636030A Lighting control method of lighting device and lighting device |
| 01/27/2010 | CN101636029A Infrared induction control illuminating lamp |
| 01/27/2010 | CN101636028A Protective circuit and a lighting tube driving device using same |
| 01/27/2010 | CN101636027A Single-stage combined type electronic ballast |
| 01/27/2010 | CN101636026A Electronic ballast with correcting function |
| 01/27/2010 | CN101636025A High intensity gas discharge lamp |
| 01/27/2010 | CN100586247C Low peak ratio electronic ballast with dual power factor correction |
| 01/27/2010 | CN100586246C Plug-in type electronic ballast |
| 01/27/2010 | CN100585793C Multi-phase electromagnetic induction no-pole fluorescent tube |
| 01/27/2010 | CN100585758C Power transformer combined with balance winding and its application circuit |
| 01/27/2010 | CN100585465C Feedback sampling control circuit for tube driving systems |
| 01/26/2010 | US7652437 Fluorescent tube lamp drive circuit |
| 01/26/2010 | US7652434 Electronic flash unit and manufacturing method thereof |
| 01/21/2010 | WO2010007985A1 Lighting device and backlight device |
| 01/21/2010 | WO2010007557A1 Method of driving a gas-discharge lamp |
| 01/21/2010 | WO2010006913A1 Method for operating a high pressure discharge lamp in a video projection device, electronic ballast unit, video projection device and computer programme product |
| 01/21/2010 | WO2010006640A1 Modified alternating current operation of a high-pressure discharge lamp |
| 01/21/2010 | WO2009136723A3 Distributed pulse width modulation control device and method |
| 01/21/2010 | WO2009132715A3 Arrangement relating power backup and method for power backup |
| 01/21/2010 | US20100014336 DC-AC Converter and Method of Supplying AC Power |
| 01/21/2010 | US20100014019 Lamp Driving Device and Liquid Crystal Display Device Having the Same |
| 01/21/2010 | US20100013416 Plasma display device |
| 01/21/2010 | US20100013411 Drive device and method for operating at least one series circuit of light-emitting diodes |
| 01/21/2010 | US20100013409 LED Lamp |
| 01/21/2010 | US20100013407 Circuit Arrangement and Method for Operating a High-Pressure Discharge Lamp |
| 01/21/2010 | US20100013404 Optical element driving circuit |
| 01/21/2010 | US20100013403 Step-Up Driver With Minimal Switching Frequency |
| 01/21/2010 | US20100013402 System And Method For Controlling A Matrix Of Light Emitting Diodes And Light Provided Therewith |
| 01/21/2010 | US20100013401 Circuit Arrangement and Method for Starting and Operating One or More Discharge Lamps |
| 01/21/2010 | US20100013400 Circuit Arrangement and Method for Operating a High-Pressure Discharge Lamp |
| 01/21/2010 | US20100013399 Lighting method for a high-pressure discharge lamp, lighting circuit for a high-pressure discharge lamp, high-pressure discharge lamp apparatus, and projector-type image display apparatus |
| 01/21/2010 | US20100013398 High Voltage Discharge Lamp Lighting Device |
| 01/21/2010 | US20100013393 Discharge lamp lighting device, and illuminating device |
| 01/21/2010 | DE102009030038A1 Betriebsgerät für Leuchtmittel Operating device for lamps |
| 01/21/2010 | DE102008029962A1 Magnetic field generating and maintaining method, involves generating and maintaining magnetic field in transformer-core in burst-off-interval |
| 01/20/2010 | EP2146554A1 Apparatus and process for adjusting alternating-current lighting devices |
| 01/20/2010 | EP2146553A1 Discharge lamp ballast and projector |
| 01/20/2010 | EP2146552A1 Discharge tube driving device |