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)
05/2012
05/02/2012EP1899695B1 Method and system for luminance characterization
05/02/2012CN202210514U Illumination electrodeless lamp combining normal lighting with emergency lighting
05/02/2012CN202210512U External plasma induction electrode and external capacitor electrode fluorescent lamp
05/02/2012CN202210135U Intelligent current detecting system for fluorescent tube panic lamp
05/02/2012CN1370037B Circuit design and control technique for HF electronic ballast of high-intensity gas discharge lamp
05/02/2012CN102440077A Active constant power supply apparatus
05/02/2012CN102439690A Light source powered by microwaves
05/02/2012CN102438385A Low beam anti-dazzling control device for HID (high intensity discharge) stabilizer
05/02/2012CN102438384A Discharge lamp lighting circuit
05/02/2012CN102438383A Power splitter circuit for electrodeless lamp
05/02/2012CN102438382A Touch time delay switch manufactured by dual-D trigger
05/02/2012CN102437011A Closed magnetic circuit efficient U-shaped magnetic energy lamp
05/02/2012CN102437007A Apparatus, system, and method of controlling ignition timing of a hid lamp using a third electrode
05/02/2012CN101365284B Control circuit device having automatic switching light function
05/01/2012US8169160 Circuits and methods for driving light sources
05/01/2012US8169159 Boost converter LED driver and controller thereof
05/01/2012US8169158 Cold cathode tube lighting device
05/01/2012US8169153 Circuit arrangement and method for igniting a high-pressure discharge lamp
05/01/2012US8169152 Plasma lamp with field-concentrating antenna
05/01/2012US8169151 DC/AC converter and controller thereof
05/01/2012US8169150 Powering and controlling light emitting diodes via thermally separated arrays of dissipative active elements
05/01/2012US8167676 Fluorescent lighting system
05/01/2012US8167438 Light source device, projector, and driving method of discharge lamp
05/01/2012CA2590703C Ballast having multiple circuit failure protection and method for ballast circuit protection
04/2012
04/26/2012US20120099084 Light source control device, projector, and light source control method
04/26/2012US20120098452 Method of controlling ignition circuit and ignition circuit using the same
04/26/2012US20120098433 Hot cathode preheating start discharge lamp
04/26/2012DE102010042887A1 Verfahren und Vorrichtung zum Festlegen von zumindest einem Dimmparameter für eine, an einem Multilampen-Betriebsgerät angeschlossene Hochdruck (HID)-Entladungslampe mit vorgegebener Nennleistung Method and apparatus for setting at least one dimming parameters for devices connected to a multi-lamp ballast high pressure (HID) -Entladungslampe with a given power rating
04/26/2012DE102010042776A1 Circuit arrangement for igniting and supplying power to e.g. high-pressure lamp, has load path provided at output side for connecting device parallel to lamp and comprising controllable switch unit
04/25/2012EP2445319A2 Method and device for fixing at least one dimming parameter for a high pressure HID discharge lamp connecting to a multi-lamp operating device with pre-defined nominal output
04/25/2012EP2245908B1 Device for controlling a discharge lamp
04/25/2012CN202206639U Smart flash lamp signal shunt trigger device of traffic field
04/25/2012CN202206638U 荧光灯异常状态保护检测电路 Fluorescent abnormal state detection circuit protection
04/25/2012CN202206637U 一种荧光灯电子镇流器 A fluorescent lamp electronic ballast
04/25/2012CN202206636U 荧光灯电子镇流器 Electronic Ballast
04/25/2012CN202206635U Constant low crest ratio control electronic ballast for halogen lamp
04/25/2012CN202206634U Inductive ballast thermal lamp starting device for high-voltage gas discharging lamp
04/25/2012CN202206633U 一种它激式高频无极灯逆变电路 It is one kind of high-frequency excitation lamp inverter circuit
04/25/2012CN202206632U 一种高频无极灯 A high-frequency induction lamp
04/25/2012CN1747618B Drive circuit for a fluorescent lamp with a diagnosis circuit, and method for diagnosis of a fluorescent lamp
04/25/2012CN102428761A 用于照明器件的功率调节的工作电路及其运行方法 Working circuit and method of operation of the device used for lighting power regulation
04/25/2012CN102428760A 驱动如放电灯的电感负载的谐振功率转换器 Driving inductive loads such as discharge lamp resonant power converter
04/25/2012CN102428529A 点火器用变压器及不使用水银的放电灯用点亮装置 Used ignition transformer and does not use mercury discharge lamp lighting device
04/25/2012CN102427651A Internet of things LVD (Low Voltage Detector) road lamp urban illumination control system
04/25/2012CN101355843B 冷光源节电器 Cold light source Saver
04/25/2012CN101171887B 点亮单元和放电灯 The discharge lamp lighting unit and
04/24/2012US8164407 Power supply circuit and illumination system
04/24/2012US8164281 Luminaire system and method
04/24/2012US8164278 Output buffer and source driver using the same
04/24/2012US8164271 Uni-directional light emitting diode drive circuit in bi-directional power series resonance
04/24/2012US8164270 Discharge lamp lighting circuit
04/24/2012US8164269 Discharge lamp lighting device and lighting fixture
04/24/2012US8164266 High pressure discharge lamp lighting apparatus
04/24/2012US8161942 Ignition control device
04/24/2012CA2399896C Method and circuit for controlling current in a high pressure discharge lamp
04/19/2012WO2012050752A1 Method to ensure ballast starting regardless of half cycle input
04/19/2012WO2012049196A1 Operating device for outputting temperature information
04/19/2012WO2012048495A1 Driving circuit for backlight module of display device and driving method thereof
04/19/2012WO2011127009A3 Method of striking a lamp in an electronic dimming ballast circuit
04/19/2012US20120091915 Power line communication method and apparatus for lighting control
04/19/2012US20120091911 Arrangement and method for improving the power factor of a lighting
04/19/2012US20120091904 Hybrid Gas Discharge Lamp-Led Lighting System
04/19/2012DE102010048604A1 Verfahren und elektrische Schaltung zum Betrieb einer Lichtquelle eines Kraftfahrzeugscheinwerfers mit Gleichstrom, sowie Lichtmodul eines Kraftfahrzeugscheinwerfers mit einer solchen Schaltung und Kraftfahrzeugscheinwerfers mit einem solchen Lichtmodul Method and electrical circuit for operating a light source of a headlamp for motor vehicles with direct current, as well as light module of a motor vehicle headlight with such a circuit and motor vehicle headlight with such a light module
04/18/2012EP1561367B1 Igniting pulse booster circuit
04/18/2012CN202197446U Electrodeless ballast circuit
04/18/2012CN202197445U 一种自触发器 A self-trigger
04/18/2012CN202195340U 无频闪无辐射的护脑护眼灯 No radiation, no flicker protecting the brain Eye
04/18/2012CN1942037B 高电压高侧晶体管驱动器 High voltage, high-side transistor drive
04/18/2012CN102422721A Method for operating a projector having a high-pressure discharge lamp
04/18/2012CN102422720A 用于运行至少一个放电灯的电子镇流器 For operating at least one discharge lamp electronic ballast
04/18/2012CN102421236A CFL electronic ballast with adjustable-voltage and dimming features
04/18/2012CN102421235A 用于高压放电灯的点亮方法和点亮设备、高压放电灯设备以及投影型图像显示设备 And a lighting method for a high pressure discharge lamp lighting device, the high pressure discharge lamp device and a projection type image display apparatus
04/18/2012CN102421234A Ignition device for improving ignition voltage of high-intensity-discharge (HID) ballast by using double energy storage capacitors
04/18/2012CN102421233A 可预防电磁脉冲波的无极灯镇流器装置 Lamp ballast apparatus can prevent electromagnetic pulse waves
04/18/2012CN102421232A 高压钠灯金属卤化物灯用串联型电子触发器 High pressure sodium metal halide lamp with a tandem-type electronic trigger
04/18/2012CN101351069B 变压器初级无触点调压的照明节能装置 Non-contact transformer primary regulator of energy-saving lighting devices
04/18/2012CN101309545B 一种适用于一键式控制的调光节能灯 One for one-touch control dimming CFLs
04/17/2012US8160752 Managing energy usage
04/17/2012US8159454 LED string driver with shift register and level shifter
04/17/2012US8159154 Apparatus and method of driving backlight unit and display apparatus employing the same
04/17/2012US8159150 Method and apparatus for light intensity control
04/17/2012US8159149 Systems and methods for security controlled LED lighting fixture
04/17/2012US8159147 Luminous chain with distributed driver circuit
04/17/2012US8159142 Ballast being capable of saving the use of internal connection terminals
04/17/2012US8159141 Methods and apparatus for driving discharge lamps
04/17/2012US8159139 Color and intensity control over power wires
04/17/2012US8159138 LED driving topology, light source module based thereon, and digital camera having the same
04/12/2012WO2012047397A1 End-of-life circuit for fluorescent lamp ballasts
04/12/2012WO2012045555A1 Operating device with an adjustable critical temperature
04/12/2012WO2012019857A3 Method for the optimized operation of a high-pressure discharge lamp
04/12/2012WO2011064385A3 Method for setting an electronic ballast, an electronic ballast and a compensating unit
04/12/2012US20120086923 Light source device, projector, and driving method of discharge lamp
04/12/2012US20120086360 Adjustable lighting system for fluorescent lamp and sensing apparatus of the adjustable lighting system
04/12/2012US20120086353 End-of-life circuit for fluorescent lamp ballasts
04/12/2012US20120086352 External resonator electrode-less plasma lamp and method of exciting with radio-frequency energy
04/12/2012DE102010063150A1 Eine regulierbare Beleuchtungsanlage für eine Fluoreszenzlampe und einen Sensorapparat dieser regulierbaren Beleuchtungsanlage An adjustable lighting system for a fluorescent lamp and a sensor apparatus of this adjustable lighting system
04/12/2012DE102010042020A1 Schaltung und Verfahren zur Ansteuerung einer Lampe Circuit and method for driving a lamp
04/12/2012DE102010014040B4 Verfahren zum Betreiben einer Amalgamlampe Method for operating an amalgam lamp
04/12/2012CA2813733A1 End-of-life circuit for fluorescent lamp ballasts
04/12/2012CA2755178A1 Full-bridge electronic ballast having simplified continuous-conduction-mode charge pump pfc circuit
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