| Patents for H05B 37 - Circuit arrangements for electric light sources in general (57,776) |
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| 02/27/2013 | CN102946674A Controllable silicon dimming circuit with nondestructive leakage circuit and method thereof |
| 02/27/2013 | CN102946673A Laptop keyboard light |
| 02/27/2013 | CN102946672A Control switch for illuminating lamp and realizing method thereof |
| 02/27/2013 | CN102946671A Pulsating-voltage stabilizing and following device |
| 02/27/2013 | CN102946670A Multifunctional mining LED (Light Emitting Diode) road lamp system based on Zigbee and power line carrier |
| 02/27/2013 | CN102946669A High-power ceiling-mounted head lamp circuit |
| 02/27/2013 | CN102946668A Low-cost high-power ceiling-mounted head lamp circuit |
| 02/27/2013 | CN102946667A Constant-current LED power supply implementing feedback by using transformer coil |
| 02/27/2013 | CN102946666A Buck-boost control circuit of LED (Light Emitting Diode) lamp |
| 02/27/2013 | CN102946665A Multiway-out LED driving system and semi-conductor lighting device |
| 02/27/2013 | CN102946664A Switching power supply circuit suitable for driving LED (light emitting diode) |
| 02/27/2013 | CN102946663A Image recognition intelligent illumination control system and control method thereof |
| 02/27/2013 | CN102946662A Power controller and control method |
| 02/27/2013 | CN102946661A High-voltage safe brightening lamp |
| 02/27/2013 | CN102946660A Large-area surface light source or line light source illuminating lamp circuit |
| 02/27/2013 | CN102946196A High-power factor constant-current drive circuit and constant-current device |
| 02/27/2013 | CN102945655A Light emitting diode voltage adjusting device and driving system with same |
| 02/27/2013 | CN102945614A Ray self-adaptive signal light |
| 02/27/2013 | CN102945598A LED remote control system and remote control method |
| 02/27/2013 | CN102945199A System and method for intelligently detecting display card working condition |
| 02/27/2013 | CN102944303A PWM (pulse width modulation) light source interference resistant illumination detection method and device and light source adjusting method |
| 02/27/2013 | CN102943977A Large-power light emitting diode (LED) strip-shaped structure energy-saving lamp |
| 02/27/2013 | CN102155649B Light-emitting diode (LED) fluorescent lamp and connecting circuit thereof |
| 02/27/2013 | CN102155643B LED (Light Emitting Diode) fluorescent lamp and fluorescent lamp connecting circuit |
| 02/27/2013 | CN102155642B LED (light emitting diode) daylight lamp and connecting circuit thereof |
| 02/27/2013 | CN102063141B One-stop laboratory control system |
| 02/27/2013 | CN102035415B Constant-current implementation method for isolated AC/DC switched power supply for LED illumination drive and special device thereof |
| 02/27/2013 | CN101994959B White light emitting apparatus in image reading device and linear illuminator using same |
| 02/27/2013 | CN101951712B LED display, LED drive circuit and output circuit of LED drive circuit |
| 02/27/2013 | CN101938877B LED driving circuit |
| 02/27/2013 | CN101795518B Current balancing apparatus, current balancing method and power supply apparatus |
| 02/27/2013 | CN101772235B Light-emitting diode drive circuit with temperature compensation function and controller thereof |
| 02/27/2013 | CN101697654B Correlated color temperature and color rendering index self-calibration circuit of LED light source consisting of light of multiple colors |
| 02/27/2013 | CN101605416B LED driving circuit and controller thereof |
| 02/27/2013 | CN101586756B LED projection lamp |
| 02/27/2013 | CN101523988B Method of establishing communication with wireless control devices |
| 02/26/2013 | US8384823 Method and apparatus for maximizing the sustainable flash of a handheld portable electronic device |
| 02/26/2013 | US8384369 Microprocessor controlled variation in cut-out pulse application in alternating current power |
| 02/26/2013 | US8384313 System and method to improve switching in power switching applications |
| 02/26/2013 | US8384312 Power distribution system for supplying electrical power to a plurality of lighting units |
| 02/26/2013 | US8384311 Light emitting diode selection circuit |
| 02/26/2013 | US8384310 End-of-life circuit for fluorescent lamp ballasts |
| 02/26/2013 | US8384309 Lighting device, lighting control device, and projector |
| 02/26/2013 | US8384308 Drive circuit for LEDs |
| 02/26/2013 | US8384307 Continuous step driver |
| 02/26/2013 | US8384306 Regulated charge pump and method therefor |
| 02/26/2013 | US8384304 LED driver controller |
| 02/26/2013 | US8384303 Fluorescent-based electroluminescent lighting |
| 02/26/2013 | US8384295 Ballast circuit for LED-based lamp including power factor correction with protective isolation |
| 02/26/2013 | US8384294 System and method for color creation and matching |
| 02/26/2013 | US8384293 Lamp brightness remote controlling device |
| 02/26/2013 | US8384292 Inrush current protection |
| 02/26/2013 | US8384291 Backlight protection circuit |
| 02/26/2013 | US8384290 Illumination system adaptable to a cooling appliance |
| 02/26/2013 | US8382327 Light tube and power supply circuit |
| 02/26/2013 | CA2787858A1 A touch electric fireplace |
| 02/25/2013 | CA2786199A1 Lighting device |
| 02/21/2013 | WO2013026053A1 Devices and systems having ac led circuits and methods of driving the same |
| 02/21/2013 | WO2013025548A1 Lighting device control using variable inductor |
| 02/21/2013 | WO2013025544A1 Lighting device controller programming |
| 02/21/2013 | WO2013024910A1 Led device having adjustable color temperature |
| 02/21/2013 | WO2013024908A1 Led driving circuit |
| 02/21/2013 | WO2013024811A1 Power supply device and lighting device |
| 02/21/2013 | WO2013024655A1 Illumination controller |
| 02/21/2013 | WO2013023500A1 Method, apparatus and system for controlling light source |
| 02/21/2013 | WO2013023234A1 Ac to dc led illumination devices, systems and methods |
| 02/21/2013 | WO2013023230A2 Method for addressing lamp operating devices |
| 02/21/2013 | WO2012153947A9 Led driving device and method for driving an led by using same |
| 02/21/2013 | US20130044272 LED Backlight Driving Method, LED Backlight Driving Circuit and Liquid Crystal Display Device |
| 02/21/2013 | US20130043810 Modified Dimming LED Driver |
| 02/21/2013 | US20130043809 Lighting node systems and methods |
| 02/21/2013 | US20130043808 Multi-channel led driver circuit |
| 02/21/2013 | US20130043807 Lighting device control using variable inductor |
| 02/21/2013 | US20130043805 System-Voltage Transmission Branch of an Interface of an Operating Device for Light-Emitting Means |
| 02/21/2013 | US20130043803 Method and system for driving organic led's |
| 02/21/2013 | US20130043802 Organic Light Emitting Diode Display Device |
| 02/21/2013 | US20130043801 Lighting device |
| 02/21/2013 | US20130043800 Power converter and a dimmable solid-state lighting device with the power converter |
| 02/21/2013 | US20130043799 Light engine with led switching array |
| 02/21/2013 | US20130043798 Load driving circuit with charge spike protection |
| 02/21/2013 | US20130043797 Lighting Control Systems and Methods |
| 02/21/2013 | US20130043796 Compensation Circuit of Organic Light Emitting Diode |
| 02/21/2013 | US20130043795 Lighting device controller programming |
| 02/21/2013 | US20130043794 Optical Signal Output of Operating Parameters with an LED Lighting Unit |
| 02/21/2013 | US20130043793 Lightning-proof ac led driving device |
| 02/21/2013 | US20130043792 Electrostatic discharge protection for luminaire |
| 02/21/2013 | US20130043791 Unlit led circuit bypass element with system and method therefor |
| 02/21/2013 | US20130043789 Screw-in led bulb |
| 02/21/2013 | US20130043788 Controllable versatile led system |
| 02/21/2013 | DE102011110720A1 Treiberanordnung und Verfahren zum Treiben mindestens einer Leuchtdiode Driver assembly and method for driving at least one light emitting diode |
| 02/21/2013 | DE102011081211A1 Circuit arrangement for alternative operation of high-pressure discharge lamp and semiconductor light source lamp used in motor vehicle, has control unit that enters appropriate subroutine with reference to properties of connected lamp |
| 02/21/2013 | DE102011080996A1 Betrieb eines Leuchtmittels mit autonomem Energiespeicher Operation of a lamp with autonomous energy storage |
| 02/21/2013 | DE102011016802B4 Steuerungsvorrichtung für LED-Beleuchtungseinrichtungen Controller for LED lighting devices |
| 02/21/2013 | DE102009051968B4 Verfahren zur Übertragung einer Steuerinformation von einem Steuergerät zu einer Lampeneinheit, ein dafür geeignetes Beleuchtungssystem, sowie Lampeneinheit A method for transmitting control information from a controller to a lamp unit, a lighting system suitable for this purpose, as well as lamp unit |
| 02/21/2013 | DE102009047632B4 Schaltungsanordnung zum Betreiben mindestens einer LED Circuit arrangement for operating at least one LED |
| 02/20/2013 | EP2560464A1 Method for controlling and regulating a light system |
| 02/20/2013 | EP2560463A2 Lighting control systems and methods |
| 02/20/2013 | DE202012011941U1 Vorrichtung zur synchronen Taktung von Leuchtmitteln Apparatus for synchronous clocking of bulbs |
| 02/20/2013 | CN202750312U Low-power LED (light emitting diode) driving circuit based on electronic transformer |
| 02/20/2013 | CN202750311U Emergency drive circuit of mobile phone flashlight |