Patents
Patents for H05B 41 - Circuit arrangements or apparatus for igniting or operating discharge lamps (35,100)
05/2006
05/26/2006CA2568351A1 Method for driving of a fluorescent lighting and a ballast stabilizer circuit for performing the same
05/25/2006US20060108998 Magnetic resonance imaging system with a plurality of transmit coils
05/25/2006US20060108951 Circuit arrangement for operating a high pressure discharge lamp
05/25/2006US20060108949 Device for operation of a discharge lamp of the short arc type
05/25/2006US20060108948 Circuit and method for sensing open-circuit lamp of a backlight unit and display device with circuit for sensing open-circuit lamp of backlight unit
05/25/2006US20060108947 Discharge lamp drive apparatus and liquid crystal display apparatus
05/25/2006US20060108946 Backlight modules and lamp modules in flat panel displays
05/25/2006US20060108945 Electrodeless fluorescent lamp with stabilized operation at high and low ambient temperatures
05/25/2006US20060108944 Inverter circuit capable of adjusting power factor
05/24/2006EP1659836A1 Device for operating a short arc type HID lamp
05/24/2006EP1659835A1 High pressure discharge lamp with impulse starter and operational method for a high pressure lamp
05/24/2006EP1659788A1 Image display
05/24/2006EP1659618A2 Lamp header with start-up conductor
05/24/2006EP1658759A2 Apparatus and method for providing dimming control of lamps and electrical lighting systems
05/24/2006EP1658758A1 Energy saving lamp with sensor
05/24/2006EP1442631B1 Circuit arrangement for operating a discharge lamp
05/24/2006EP1293110B1 Electronic ballast for a discharge lamp
05/24/2006EP1135008B1 Discharge lamp lighting device
05/24/2006DE19508468B4 Stromversorgungseinrichtung A power supply device
05/24/2006DE102004056002A1 Hochdruckentladungslampe mit Impulszündvorrichtung und Betriebsverfahren für eine Hochdruckentladungslampe High-pressure discharge lamp with pulsed and operating method for a high pressure discharge lamp
05/24/2006DE102004055976A1 Schaltungsanordnung zum Betrieb einer Hochdruckentladungslampe Circuit arrangement for operating a high pressure discharge lamp
05/24/2006DE102004055933A1 Verfahren zur Vergabe von Kurzadressen in Beleuchtungsanlagen Procedures for the award of short addresses in lighting systems
05/24/2006CN2783706Y Wireless controlled illumination lamp
05/24/2006CN2783705Y Energy saving device for energy saving lamp tube
05/24/2006CN2783704Y Multi-lamp tube control circuit and multi-lamp tube PWM control unit
05/24/2006CN2783703Y Electronic ballast for high strength gas discharge lamp
05/24/2006CN2783702Y Automatic lamp light saving device
05/24/2006CN2783111Y Portable lamp for searching
05/24/2006CN1778149A 放电灯照明控制装置 Discharge lamp lighting control device
05/24/2006CN1777345A Rapid starter for gas discharge lamp
05/24/2006CN1777343A Lamp illuminance control device and its control method
05/24/2006CN1777009A Inverter and inverter driving method for enabling soft start of a load
05/24/2006CN1776503A Surface light source device, display device, and method of controlling the display device
05/24/2006CN1257601C Differential mode and common mode integrated filter
05/23/2006US7049767 High voltage offset detection circuit and method
05/23/2006US7049765 Transformer for dimmer switch or on/off switch and method of use
05/23/2006US7049764 Electrodeless lighting apparatus using microwave and method for controlling power thereof
05/23/2006US7049763 Electrodeless low-pressure discharge lamp operating device and self-ballasted electrodeless fluorescent lamp
05/23/2006US7049760 Camera flash circuit using a piezoelectric transformer to trigger firing of the camera flash tube
05/23/2006US7049752 Light emitting diode control device
05/23/2006US7049750 Lamp having integral voltage controller
05/23/2006CA2378318C Means and apparatus for control of remote electrical devices
05/18/2006WO2006051926A1 High-pressure discharge lamp lighting device
05/18/2006WO2006051698A1 Cold-cathode tube lamp, lighting equipment and display device
05/18/2006WO2006051676A1 Multiple discharge lamp lighting device
05/18/2006WO2006051630A1 Backlight inverter and its driving method
05/18/2006WO2006051495A1 Anti-striation circuit for a gas discharge lamp ballast
05/18/2006US20060103332 DC-DC converter
05/18/2006US20060103330 Dimming control method and lighting system with dimming control
05/18/2006US20060103329 Discharge lamp drive apparatus and liquid crystal display apparatus
05/18/2006US20060103328 Striation control for current fed electronic ballast
05/18/2006US20060103327 Electronic ballast
05/18/2006US20060103326 Variable frequency half bridge driver
05/18/2006US20060103317 Parallel lamps with instant program start electronic ballast
05/18/2006DE202005000213U1 Zündgerät Ignitor
05/18/2006DE10139402B4 Verfahren zur Herstellung einer passenden Verbindung zwischen einer Leuchte und einem elektronischen Vorschaltgerät, elektronisches Vorschaltgerät und Leuchte zur Durchführung des Verfahrens Process for the preparation of an appropriate connection between a lamp and electronic ballast, electronic ballast and lamp for performing the method
05/17/2006EP1657970A1 High intensity discharge lamp with boost circuit
05/17/2006EP1657969A1 Current fed electronic ballast for striation control of gas discharge lamps
05/17/2006EP1657968A2 Parallel lamps with instant program start electronic ballast
05/17/2006CN2781713Y Energy-saving control and lamp current station detection circuit of high-pressure gas discharge lamp
05/17/2006CN2781712Y Acoustic-optic controlled integral energy-saving lamp
05/17/2006CN2781711Y High brightness safety flash protection lamp
05/17/2006CN1774736A Seamless highlighting in LCD monitors and LCD-TV
05/17/2006CN1774681A Digital control system for LCD backlights
05/17/2006CN1774154A Lamp tube driving method and circuit and applied basic circuit block
05/17/2006CN1774153A Variable frequency preheating restartable fluorescent lamp electronic relay with abnormal protection
05/17/2006CN1774152A Lamp tube current equalizing method and applied circuit
05/17/2006CN1774151A Digital electronic energy-saving protector with dynamic property
05/17/2006CN1256740C Bar-shape iron-core transformer and lamp socket with the same
05/16/2006US7046526 DC-AC converter, and method for supplying AC power
05/16/2006US7046512 Operating circuit for a lamp with a heat sink
05/16/2006US7045973 Operating circuit for a dielectrically impeded discharge lamp having an overvoltage protection circuit
05/16/2006US7045972 Lighting method of ultra-high pressure mercury lamp
05/16/2006US7045970 Electronic ballast for a lamp to be operated with iterative voltage pulses
05/16/2006US7045969 Inverter circuit capable of adjusting power factor
05/16/2006US7045967 Multi-lamp actuating facility
05/16/2006CA2314338C Method to prevent spurious operation of a fluorescent lamp ballast
05/11/2006WO2006048880A1 Means and method for applying smooth electrical regulation of output under load
05/11/2006WO2006048839A1 Lamp power circuit sensing method and system
05/11/2006WO2006048835A1 Electronic ballast with remote capacitor placement
05/11/2006US20060097666 Symmetric cancelling anti-striation circuit
05/11/2006US20060097665 Discharge lamp lighting apparatus
05/11/2006US20060097664 Multiple failure detection shutdown protection circuit for an electronic ballast
05/11/2006US20060097663 High intensity discharge lamp with boost circuit
05/11/2006US20060097662 Low power ASIC circuit
05/11/2006US20060097661 High intensity discharge lamp ballast with anti-theft operating mode
05/11/2006US20060097660 Apparatus, system, and method for controlling remote lighting devices
05/11/2006US20060097659 Light emitting device for vehicles
05/11/2006US20060097658 Apparatus for adjusting brightness of indicator light on panel
05/11/2006US20060097657 Excimer lamp apparatus
05/11/2006US20060097656 Lamp current control device
05/11/2006US20060097655 Discharge lamp lighting device and lighting unit
05/11/2006US20060097652 Circuit and method for providing power to a load, especially a high-intensity discharge lamp
05/11/2006US20060097651 Supply apparatus for high pressure lamps
05/11/2006DE19729768B4 Schaltungsanordnung zum Zünden und Betreiben einer Leuchtstofflampe A circuit arrangement for igniting and operating a fluorescent lamp
05/10/2006EP1656003A2 Backlight driving device
05/10/2006EP1654913A1 Ballast for at least one fluorescent high pressure discharge lamp, method for operating said lamp and lighting system comprising said lamp
05/10/2006CN2779820Y Integrated bulk silicon
05/10/2006CN2779794Y Gas-discharge lamp ballast
05/10/2006CN2779793Y Ion-source filament supply