| Patents for H05B 37 - Circuit arrangements for electric light sources in general (57,776) |
|---|
| 03/06/2013 | CN102958239A Hard disk indicating lamp circuit |
| 03/06/2013 | CN102958238A Device capable of intelligently controlling illumination of light-emitting diode (LED) group by utilizing existing wall switch |
| 03/06/2013 | CN102958237A Lighting device |
| 03/06/2013 | CN102958236A Current control circuit and light emitting diode driver as well as manufacturing method thereof |
| 03/06/2013 | CN102958235A LED (light-emitting diode) lamp circuit for refrigerator |
| 03/06/2013 | CN102958234A Illumination intelligent control system solution of airfield area station site |
| 03/06/2013 | CN102958233A Power supply drive circuit of light emitting diode light source and light source device |
| 03/06/2013 | CN102958232A Parking-guidance and park-lighting lamp |
| 03/06/2013 | CN102958231A Alternating-current constant-current power drive method and circuit structure for LED lights |
| 03/06/2013 | CN102958230A Method and circuit structure for alternating current power supply driving of high-power LED lamp |
| 03/06/2013 | CN102958229A Nonpolar constant-current drive method and circuit for LED automobile lamps |
| 03/06/2013 | CN102958228A Method and circuit for constant current pulse driving of high-power LED lamp |
| 03/06/2013 | CN102958227A Integrated LED intelligent lighting control device with electric power measurement and communication functions |
| 03/06/2013 | CN102958226A System, device and method for intelligent centralized illuminating lamp control |
| 03/06/2013 | CN102958225A Emergency lighting equipment |
| 03/06/2013 | CN102958224A Light emitting diode driving circuit |
| 03/06/2013 | CN102958223A Soft switching LED power source adjustable in voltage and current |
| 03/06/2013 | CN102958222A 供电控制系统 Power Control Systems |
| 03/06/2013 | CN102958221A Multichannel LED drive circuit |
| 03/06/2013 | CN102958220A Method and device for regulating flicker of indicator lamps |
| 03/06/2013 | CN102958219A Device and method using power switch for stepless dimming |
| 03/06/2013 | CN102958218A Method, device and system for controlling light source |
| 03/06/2013 | CN102958217A Color-changing flashlight circuit |
| 03/06/2013 | CN102958216A Discharge path circuit of input terminal for driver ic |
| 03/06/2013 | CN102958215A High-intensity energy-saving two-dimensional light source |
| 03/06/2013 | CN102957318A Light emitting module with light emitting diodes and voltage conversion device of light emitting module |
| 03/06/2013 | CN102957210A Remote power-saving monitoring system of substation |
| 03/06/2013 | CN102957136A Load driving circuit with charge spike protection |
| 03/06/2013 | CN102956226A Operator and operation method thereof |
| 03/06/2013 | CN102956202A Current control level, constant-current control system, and current control method |
| 03/06/2013 | CN102956110A LED traffic signal lamp and drive circuit thereof |
| 03/06/2013 | CN102955341A Projection device and brightness adjustment method thereof |
| 03/06/2013 | CN102955326A Electronic device for providing adjustable supplementary lighting |
| 03/06/2013 | CN102955238A Handheld fluorescence microscope |
| 03/06/2013 | CN102954970A Apparatus and method for detecting the surface defect of the glass substrate |
| 03/06/2013 | CN102954439A Color disc for stage lamps, lamp with color disc, and method for controlling lamp |
| 03/06/2013 | CN102954424A Automobile LED (light emitting diode) high-beam headlamp |
| 03/06/2013 | CN102954405A Illumination device and display device including the same |
| 03/06/2013 | CN102954396A High-reliability light-emitting diode (LED) street lamp system capable of avoiding on-rod maintenance |
| 03/06/2013 | CN102954366A Light engine with led switching array |
| 03/06/2013 | CN102281670B Cycle control white light-emitting diode (WLED) driving chip and driving circuit |
| 03/06/2013 | CN101986016B Illumination fixture |
| 03/06/2013 | CN101951709B Microwave infrared sensing control device and signal processing method thereof |
| 03/06/2013 | CN101784146B Circuit for improving silicon controlled rectifier (SCR) dimmer to adapt to capacitive load |
| 03/06/2013 | CN101730340B Light-emitting diode lighting device |
| 03/06/2013 | CN101631410B AC-DC LED drive circuit with high power factor |
| 03/06/2013 | CN101553066B Lghting control method and system thereof |
| 03/06/2013 | CN101379890B Light source module |
| 03/05/2013 | US8390215 Light emitting diode circuit, light emitting diode driving circuit, voltage selection circuit, and method for driving thereof |
| 03/05/2013 | US8390214 LED-based lighting power supplies with power factor correction and dimming control |
| 03/05/2013 | US8390213 LED power-source circuit and illumination fixture using the same |
| 03/05/2013 | US8390211 Constant lumen output control system |
| 03/05/2013 | US8390209 Circuit arrangement for conversion of an input AC voltage to a DC voltage, retrofit lamp having a circuit arrangement such as this, as well as a lighting system |
| 03/05/2013 | US8390208 Drive circuits for electro-luminescent lamps |
| 03/05/2013 | US8390207 Integrated LED-based luminare for general lighting |
| 03/05/2013 | US8390206 Variable-effect lighting system |
| 03/05/2013 | US8390205 LED control using modulation frequency detection techniques |
| 03/05/2013 | US8390204 Automated memorial system |
| 03/05/2013 | US8390202 External electrical-control lamp with improved structure |
| 03/05/2013 | US8389957 System and method for metered dosage illumination in a bioanalysis or other system |
| 03/05/2013 | US8388167 LED lamps and LED driver circuits for the same |
| 03/05/2013 | DE202013000999U1 LED-Leuchte für Niedrignutzräume LED light for Niedrignutzräume |
| 03/05/2013 | CA2638568C Energy-saving led street lamp |
| 03/02/2013 | CA2788390A1 Low current solution for illuminated switches using dc operated leds |
| 03/02/2013 | CA2751759A1 Miniature luminaire assembly |
| 02/28/2013 | WO2013028834A1 Resonant network for reduction of flicker perception in solid state lighting systems |
| 02/28/2013 | WO2013028711A1 Remote controller paring method and system using the same |
| 02/28/2013 | WO2013027978A2 Ac luminous element having cell arrays |
| 02/28/2013 | WO2013027886A1 Apparatus for driving led strings |
| 02/28/2013 | WO2013027809A1 Device control system, wireless control apparatus, and computer readable recording medium |
| 02/28/2013 | WO2013027608A1 Illumination dimming rate determination device |
| 02/28/2013 | WO2013027581A1 Illumination control system, illumination control device, and illumination control terminal |
| 02/28/2013 | WO2013027163A1 Lighting system comprising a master unit and slave units wherein the master unit may move to a sleep mode with a slave unit taking over as master |
| 02/28/2013 | WO2013003332A8 Led driving system and method for variable voltage input |
| 02/28/2013 | WO2012166369A3 Lighting control network configuration with rfid devices |
| 02/28/2013 | WO2012154229A3 Led light source with direct ac drive |
| 02/28/2013 | WO2012125410A3 Method and apparatus to facilitate coupling an led-based lamp to a fluorescent light fixture |
| 02/28/2013 | US20130050796 Electronically Controlled Stage Lighting System |
| 02/28/2013 | US20130050289 Led driver apparatus |
| 02/28/2013 | US20130050288 Led driver apparatus |
| 02/28/2013 | US20130050167 Light source device, driving device, and electronic device |
| 02/28/2013 | US20130049642 Display |
| 02/28/2013 | US20130049641 Proximity sensor calibration |
| 02/28/2013 | US20130049637 Control device with adjusting pulse width modulation function and the backlight module thereof |
| 02/28/2013 | US20130049636 Electronic Device for Controlling Lighting Effects Using an Audio File |
| 02/28/2013 | US20130049635 Lighting System for Growing Plants |
| 02/28/2013 | US20130049634 Method and system for controlling solid state lighting via dithering |
| 02/28/2013 | US20130049633 Illumination system relating to light-emitting-diode lamps |
| 02/28/2013 | US20130049632 Light emitting device package, lighting device and lighting system comprisng the same |
| 02/28/2013 | US20130049631 Led lamp with variable dummy load |
| 02/28/2013 | US20130049628 Current-Switching LED Driver Using DAC to Ramp Bypass Currents to Accelerate Switching Speed and Reduce Ripple |
| 02/28/2013 | US20130049626 Method and apparatus for led lighting |
| 02/28/2013 | US20130049624 Lighting Device |
| 02/28/2013 | US20130049623 Led drive circuit and led driving method |
| 02/28/2013 | US20130049622 Load current management circuit |
| 02/28/2013 | US20130049621 Circuits and methods for driving light sources |
| 02/28/2013 | US20130049620 Illumination apparatus and power supply circuit |
| 02/28/2013 | US20130049619 Device and Method for Using High Efficiency Ballasted Lamps with Electronic Transformer |
| 02/28/2013 | US20130049618 Adaptive circuit |
| 02/28/2013 | US20130049617 Load compensation for an electronic transformer in a led illumination system |