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)
05/2010
05/26/2010CN201491355U Parallel electronic trigger for HID lamp
05/26/2010CN201491354U Electronic rectifier circuit and electrodeless lamp
05/26/2010CN201491353U Conjugate ballast for fluorescent lamp
05/26/2010CN201491352U Self-oscillating half-bridge circuit device and ballast and lamp comprising same
05/26/2010CN201491351U LC fluorescent lamp ballast start-up circuit
05/26/2010CN201491350U Fluorescent lamp starter
05/26/2010CN201491349U System for driving lamp tube
05/26/2010CN201491348U Energy-saving converter of T5 fluorescent lamp
05/26/2010CN201487909U Negative-ion lamp
05/26/2010CN201487660U Double-tube fluorescent lamp integrated with electric ballast
05/26/2010CN201487656U High-frequency energy-saving quartz metal halogen lamp
05/26/2010CN1980511B Back-light open circuit protection circuit
05/26/2010CN1980507B Starting circuit and back-light starting circuit
05/26/2010CN1921723B Cold cathode tube lighting device, tube current detecting circuit used in cold cathode tube lighting device, and tube current controlling method
05/26/2010CN1902987B High-efficiency single-ended forward-flyback electronic driver for barrier discharge lamps
05/26/2010CN1694597B Step light regulated fluorescent lamp ballast
05/26/2010CN1573469B Backlight assembly for directly backlighting displays
05/26/2010CN101715271A Emergency ballast system
05/26/2010CN101715270A Light adjusting circuit of electric discharge lamp capable of being turned off in low power state
05/26/2010CN101715269A Marx trigger for two-electrode gas switches
05/26/2010CN101715268A Protection circuit of electronic transformer of neon light
05/26/2010CN101714497A Excimer lamp apparatus
05/26/2010CN101145471B Relay for radio circuit and electronic ballast employing the relay
05/25/2010US7723928 Ballast control IC with minimal internal and external components
05/25/2010US7723925 Multiple location dimming system
05/25/2010CA2584556C Discharge lamp lighting device, and lighting equipment and lighting system using the device
05/20/2010WO2010056725A1 Portable lamp bank and lens assembly for use therewith
05/20/2010WO2010055528A2 Economic and durable ballast circuit arrangement with low harmonics
05/20/2010WO2010055394A1 Methods and systems for controlling the activation of agricultural vehicle lighting
05/20/2010WO2010054454A2 Electronic ballast for metal vapor lamps using integration techniques for power factor correction and acoustic resonance elimination
05/20/2010WO2010054421A1 Combination luminaire
05/20/2010WO2009147562A3 Electronic ballast and fault protection method
05/20/2010US20100123413 Methods and systems for controlling the activation of agricultural vehicle lighting
05/20/2010US20100123412 Pulse generating circuit
05/20/2010US20100123411 Compensation method and circuit for line rejection enhancement
05/20/2010US20100123409 Light-emitting devices utilizing gaseous sulfur compounds
05/20/2010US20100123408 Light-emitting devices having excited sulfur medium by inductively-coupled electrons
05/20/2010US20100123407 Light collection system for an electrodeless rf plasma lamp
05/20/2010US20100123406 Driving device for discharge lamp, light source device, image display apparatus, and driving method for discharge lamp
05/20/2010US20100123405 Feedback circuit for dc/ac inverter
05/20/2010US20100123404 Led driver with single inverter circuit with isolated multi-channel outputs
05/20/2010US20100123400 Method and apparatus for driving ccfl at low burst duty cycle rates
05/20/2010US20100123396 Replaceable lamp bodies for electrodeless plasma lamps
05/20/2010DE102008057507A1 Fluorescent lamp, comprises soft start action with coil short circuited, where starter bridge is along lamp or reflector
05/20/2010DE102008057333A1 Adaptiver PFC für Leuchtmittel-Lastkreis, insbesondere Lastkreis mit LED Adaptive PFC for bulb-load circuit, especially the load circuit with LED
05/20/2010DE102008057007A1 Elektronisches Vorschaltgerät und Leuchtmittelsystem Electronic ballast and lamp system
05/20/2010DE102008053625A1 Lamp system for use in e.g. headlight, has ballast unit that is temporally controllable by key unit depending on lamp-individual data, where key unit is integrated into lamp or plug or implemented as separate component
05/19/2010EP2187710A2 Electronic pre-switching device and lighting system
05/19/2010EP2186385A1 Risk of shock protection circuit
05/19/2010CN201479496U Electrical appliance box for lamps
05/19/2010CN201479446U Illuminating lamp dimming circuit
05/19/2010CN201479445U Light dimming energy saving lamp
05/19/2010CN201479444U Key-press light adjusting energy-saving lamp
05/19/2010CN201479443U Sound control dimmable electronic ballast
05/19/2010CN201479442U Microwave dimmable electronic ballast
05/19/2010CN201479441U Power supply circuit for fluorescent lamp
05/19/2010CN201479440U Energy-saving lamp current detection alarm device
05/19/2010CN201479439U Lamp tube power supply device
05/19/2010CN201479438U Input compensation circuit of fluorescent tube protection circuit
05/19/2010CN201479437U Sunlight simulator driving power supply
05/19/2010CN201479436U Ceramic double-metal lamp integral-type electronic stabilizer
05/19/2010CN201478873U Energy-saving type non-contact rapid power supply device
05/19/2010CN201478270U Integrated compact energy saving lamp
05/19/2010CN201478259U Gas discharge lamp structure
05/19/2010CN201475941U Self-adjusting light control lamp
05/19/2010CN201475938U Energy-saving lamp
05/19/2010CN201475837U Integrated HID stabilizer special for special vehicle
05/19/2010CN1980030B Control circuit of DC/DC converter, luminous device and electronic equipment
05/19/2010CN101711087A Fluorescent lamp dimming drive device and dimming method therefor
05/19/2010CN101711086A Touch switching light modulator of energy-saving lamp
05/19/2010CN101711085A Assembly type compact stepless lamp system
05/19/2010CN101711084A Control method of multi-path oscillator circuits and ballast with multi-path oscillator circuits
05/19/2010CN101711083A Lighting apparatus
05/19/2010CN101711082A Electronic ballast circuit and fluorescent lamp device
05/19/2010CN101202198B New type non-filament florescent lamp working in brightness arc transition zone
05/19/2010CN101189704B Fluorescent lamp, backlight unit, and liquid crystal television
05/18/2010US7719204 Method for controlling striations in a lamp powered by an electronic ballast
05/14/2010WO2010052641A2 Providing power to gas discharge lamp
05/14/2010WO2010052630A1 Lamp driver
05/14/2010WO2010031429A3 Circuit and method for dimming a luminous element
05/13/2010US20100118561 Backlight apparatus and transformer thereof
05/13/2010US20100118230 Backlight device and liquid crystal display device
05/13/2010US20100117691 Oscillator prescale calibration for harmonizing multiple devices with independent oscillators over an i2c bus interface
05/13/2010US20100117561 Dedicated led airfield system architectures
05/13/2010US20100117559 Illumination Apparatus and Driving Method Thereof
05/13/2010US20100117558 Illumination Apparatus and Driving Method Thereof
05/13/2010US20100117555 Pulse dimming circuit and the method thereof
05/13/2010US20100117554 High Frequency Integrated HID Lamp With Run-Up Current
05/13/2010US20100117553 Illumination Apparatus
05/13/2010US20100117552 Illumination Apparatus
05/13/2010US20100117551 Driver for backlight unit
05/13/2010US20100117550 Illumination Apparatus
05/13/2010US20100117548 Circuit arrangement for igniting and operating a discharge lamp
05/13/2010US20100117545 Solid State Lighting, Driver Circuits, and Related Software
05/13/2010US20100117540 Method of detecting an arc in a glow-discharge device and apparatus for controlling a high-frequency arc discharge
05/12/2010EP2184956A2 Electronic pre-switching device, lighting device and method for operating same
05/12/2010EP2183946A1 Method and current control circuit for operating an electronic gas discharge lamp
05/12/2010EP2183945A1 Metal halide lamp ballast controlled by remote enable switched bias supply
05/12/2010DE112008001761T5 Hochspannungsentladungslampen-Beleuchtungsvorrichtung High-voltage discharge lamp lighting device
05/12/2010DE102008054290A1 Anordnung aus elektronischem Vorschaltgerät und daran angeschlossenem Dimm-Steuergerät sowie Verfahren zum Betreiben einer Lampe Assembly of electronic ballast and dimming control device connected to it as well as procedures for operating a lamp
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