| Patents for H05B 37 - Circuit arrangements for electric light sources in general (57,776) |
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| 01/02/2013 | CN101675711B Method and system for dependently controlling colour light sources |
| 01/02/2013 | CN101662862B Special intelligent electricity saver for street lamp |
| 01/02/2013 | CN101621876B Luminous element drive circuit and method thereof |
| 01/02/2013 | CN101578001B Method for adjusting direct LED backlight color and adjusting device thereof |
| 01/02/2013 | CN101523985B Light source driving circuit, light source component provided with the light source driving circuit, and display apparatus |
| 01/02/2013 | CN101442861B Control system and control method for LED lamplight scene |
| 01/02/2013 | CN101442852B Method and apparatus for setting back-up circuit for series circuit open circuit, and device current-limiting circuit |
| 01/02/2013 | CN101231824B Pulse width modulation dimming control method and display apparatus having pulse width modulation dimming control function |
| 01/02/2013 | CN101019467B LED control utilizing dynamic resistance of LEDs |
| 01/01/2013 | USRE43890 LED light module and series connected light modules |
| 01/01/2013 | US8346167 Adaptive inductive power supply with communication |
| 01/01/2013 | US8346166 Adaptive inductive power supply with communication |
| 01/01/2013 | US8344668 Method and apparatus for propagating optical signals along with power feed to illuminators and electrical appliances |
| 01/01/2013 | US8344667 Circuit for and method of enabling the use of timing characterization data in a configurable light timer |
| 01/01/2013 | US8344665 System and method for controlling lighting |
| 01/01/2013 | US8344664 Power saving light emitting diode display board system |
| 01/01/2013 | US8344663 Circuit arrangement and method for controlling at least one light source |
| 01/01/2013 | US8344661 LED device with simultaneous open and short detection function and method thereof |
| 01/01/2013 | US8344660 Lighting control |
| 01/01/2013 | US8344659 System and method for lighting power and control system |
| 01/01/2013 | US8344658 Cold-cathode fluorescent lamp multiple lamp current matching circuit |
| 01/01/2013 | US8344656 Methods and systems for LED driver having constant output current |
| 01/01/2013 | US8344654 Driving circuit for and semiconductor device for driving laser diode |
| 01/01/2013 | US8344653 Light emitting diode backlight driving system |
| 01/01/2013 | US8344651 Light control apparatus and lighting appliance using the same |
| 01/01/2013 | US8344650 Backlight driving system |
| 01/01/2013 | US8344647 Converting dimmer switch AC output duty cycle variation into amplitude variation |
| 01/01/2013 | US8344646 Multiple voltage ballast |
| 01/01/2013 | US8344643 Driver system and method for multiple cold-cathode fluorescent lamps and/or external-electrode fluorescent lamps |
| 01/01/2013 | US8344636 Fixed frequency dimming method and fixed frequency dimming circuit for light emitting module |
| 01/01/2013 | US8344635 Driving regulation method for bipolar transistors in electronic ballast and the device thereof |
| 01/01/2013 | US8344634 Lamp driving apparatus and level shift driving circuit |
| 01/01/2013 | US8344633 Driving circuit for driving a plurality of light sources arranged in a series configuration |
| 01/01/2013 | US8344632 Light emitting device |
| 01/01/2013 | US8344630 Efficient electrically-isolated power circuits with application to light sources |
| 01/01/2013 | US8344629 Electronic device having a plurality of light emitting devices |
| 01/01/2013 | US8344628 Dimming electronic ballast with lamp end of life detection |
| 01/01/2013 | US8344625 Plasma lamp with dielectric waveguide body having shaped configuration |
| 01/01/2013 | US8344313 Optical input type touch system and feedback control method thereof |
| 01/01/2013 | US8342695 High pressure discharge lamp lighting apparatus and projector |
| 12/27/2012 | WO2012178035A2 Lighting unit and method of controlling |
| 12/27/2012 | WO2012177729A1 Led driver |
| 12/27/2012 | WO2012176947A1 Dimming led lighting system |
| 12/27/2012 | WO2012176869A1 Backlight and liquid crystal display apparatus |
| 12/27/2012 | WO2012176690A1 Energy conservation controller and energy conservation control system |
| 12/27/2012 | WO2012176329A1 Illumination system, and method for controlling same |
| 12/27/2012 | WO2012176251A1 Full-color led diffusion control |
| 12/27/2012 | WO2012176101A2 Method for robust and fast presence detection with a sensor |
| 12/27/2012 | WO2012176097A1 Lighting apparatus and method using multiple dimming schemes |
| 12/27/2012 | WO2012176046A1 Illumination control system |
| 12/27/2012 | WO2012176042A1 Socket adaptor having ac-dc convertor for led lamp |
| 12/27/2012 | WO2012175043A1 Power supply for led lighting |
| 12/27/2012 | WO2012174765A1 Constant current controller for led lamp |
| 12/27/2012 | WO2012137125A3 Device and method for illumination control of a plurality of light sources |
| 12/27/2012 | WO2012135135A3 Apparatus and method for led array control |
| 12/27/2012 | WO2012083222A3 Switching parameter based discontinuous mode-critical conduction mode transition |
| 12/27/2012 | US20120326635 Method of Using Light Striping for Fire Rescue Navigation |
| 12/27/2012 | US20120326634 Integrally formed light emitting diode light wire and uses thereof |
| 12/27/2012 | US20120326633 Detector circuit and method for operating a detector circuit |
| 12/27/2012 | US20120326632 Semiconductor light source lighting circuit |
| 12/27/2012 | US20120326631 Lighting device and illumination apparatus including same |
| 12/27/2012 | US20120326630 Driver circuit |
| 12/27/2012 | US20120326628 Power control device, backlight unit, and liquid crystal display device |
| 12/27/2012 | US20120326627 Systems and methods for controlling white light |
| 12/27/2012 | US20120326626 Led control system |
| 12/27/2012 | US20120326625 Electrical Switch, As For Controlling a Flashlight |
| 12/27/2012 | US20120326624 Photon source |
| 12/27/2012 | US20120326623 Socket adaptor having ac-dc convertor for led lamp |
| 12/27/2012 | US20120326621 Power Efficient Driving Circuits of Light Source for Projectors |
| 12/27/2012 | US20120326620 Illuminating Device |
| 12/27/2012 | US20120326619 Power management circuit and liquid crystal display using same |
| 12/27/2012 | US20120326618 Harmonic ripple-current light emitting diode (led) driver circuitry and method |
| 12/27/2012 | US20120326617 Illumination apparatus |
| 12/27/2012 | US20120326616 Light emitter driving device and lighting appliance therewith |
| 12/27/2012 | US20120326615 Current control circuit and associated method |
| 12/27/2012 | US20120326614 Luminaire |
| 12/27/2012 | US20120326613 Light emitting device array driver circuit and current splitter circuit and method of splitting current therefor |
| 12/27/2012 | US20120326612 Intelligent led |
| 12/27/2012 | US20120326611 Illumination apparatus |
| 12/27/2012 | US20120326610 Lighting unit and method of controlling |
| 12/27/2012 | US20120326609 Multiple lamp lighting level ballast for series connected lamps |
| 12/27/2012 | US20120326608 Intelligent and Emergency Light Control |
| 12/27/2012 | US20120326607 Light source turn-on/off controller |
| 12/27/2012 | US20120326508 Led array auxiliary power supply |
| 12/27/2012 | DE102011105550A1 Treiberanordnung, Beleuchtungsanordnung und Verfahren zur Detektion eines Fehlerzustandes einer Leuchteinheit Driver arrangement, lighting arrangement and method for detecting a fault state of a light unit |
| 12/27/2012 | DE102011105444A1 Dimmer-Schaltung für das Phasenanschnitt-Verfahren Dimmer circuit for phase control method |
| 12/27/2012 | CA2839987A1 Led driver |
| 12/27/2012 | CA2839911A1 Lighting unit and method of controlling |
| 12/27/2012 | CA2781515A1 Intelligent led |
| 12/26/2012 | EP2538758A2 Expanded switch control of illuminant operating device |
| 12/26/2012 | EP2538757A1 Illumination apparatus |
| 12/26/2012 | EP2538756A2 Apparatus for and method of controlling dimming of street lamp |
| 12/26/2012 | EP2538318A1 Terminal device and illumination control method |
| 12/26/2012 | EP2537242A1 Dynamic application of cut-out pulses in alternating current power |
| 12/26/2012 | CN202634855U Automatic floodlight |
| 12/26/2012 | CN202634854U LED (Light Emitting Diode) lamp bead control circuit |
| 12/26/2012 | CN202634853U Power-saving light emitting diode driver |
| 12/26/2012 | CN202634852U Linear constant-current LED (light-emitting diode) driver |
| 12/26/2012 | CN202634851U Constant-current driving circuit for LEDs in system test |
| 12/26/2012 | CN202634850U Light-emitting diode (LED) constant current driving system |