| Patents for H05B 37 - Circuit arrangements for electric light sources in general (57,776) |
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| 01/16/2013 | CN101902860B Multipath constant-current driving circuit |
| 01/16/2013 | CN101873746B Constant current source driving circuit for medium and high power LED lamps |
| 01/16/2013 | CN101846249B Light emitting device for AC power operation |
| 01/16/2013 | CN101820710B Open-circuit protection circuit |
| 01/16/2013 | CN101808448B Pulse width modulation dimming method of high-brightness light-emitting diode of switch-type DC-DC converter |
| 01/16/2013 | CN101795511B 光源补偿方法 Light compensation method |
| 01/16/2013 | CN101772246B Multi-resonance circuit suitable for LED multi-path precise constant current driver |
| 01/16/2013 | CN101742762B Drive and control circuit device of LED lamp |
| 01/16/2013 | CN101739014B X10 power line carrier communication-based household electrical appliance control system and control method thereof |
| 01/16/2013 | CN101720149B Illumination power saving system based on wireless sensor network |
| 01/16/2013 | CN101711069B LED driving power supply circuit |
| 01/16/2013 | CN101662861B Adaptive automatic dimming photoelectric device |
| 01/16/2013 | CN101657055B Power saver and control method thereof |
| 01/16/2013 | CN101631409B Pulse-width modulation (PWM) light-adjusting circuit for light-emitting diode (LED) |
| 01/16/2013 | CN101485233B Method and apparatus for signal presentation |
| 01/16/2013 | CN101395968B Lighting system with lighting units using optical communication |
| 01/16/2013 | CN101287316B System bridge and timeclock for RF controlled lighting systems |
| 01/15/2013 | US8354998 Information input panel using light emitted diode matrix with time-division multiplexing |
| 01/15/2013 | US8354805 Device for driving a load |
| 01/15/2013 | US8354804 Power supply device and lighting equipment |
| 01/15/2013 | US8354803 Hybrid light source |
| 01/15/2013 | US8354802 Solid state device controller |
| 01/15/2013 | US8354801 Method for programming electronic operating devices for discharge lamps and electronic operating device for discharge lamps |
| 01/15/2013 | US8354800 Lighting source with low total harmonic distortion |
| 01/15/2013 | US8354798 Compensation circuit for current peaking reduction in notification appliances |
| 01/15/2013 | US8354797 Circuit arrangement for operating a series circuit of at least two low-pressure gas-discharge lamps, and a corresponding method |
| 01/15/2013 | US8354796 Reverse polarity series type led and drive circuit |
| 01/15/2013 | US8354795 Program start ballast with true parallel lamp operation |
| 01/15/2013 | US8354793 Modulated light detection system |
| 01/15/2013 | CA2528995C System bridge and timeclock for rf controlled lighting systems |
| 01/14/2013 | DE202012104937U1 LED-Leuchtfeldschaltung LED light field circuit |
| 01/12/2013 | CA2777974A1 Method and apparatus for protection from high intensity light |
| 01/11/2013 | DE202012104205U1 Terminal-Kontroller des Beleuchtungsnetzwerks mittels des Trägers Terminal controller of the lighting network by means of the support |
| 01/10/2013 | WO2013005751A1 Lighting control circuit, illuminating lamp using the lighting control circuit, and lighting device using the illuminating lamp |
| 01/10/2013 | WO2013005217A2 Electronic ballast for self ballasted lamps and other gas discharge lamps |
| 01/10/2013 | WO2013005162A1 Local controllable load system |
| 01/10/2013 | WO2013005127A1 Lighting requirements generation system and method |
| 01/10/2013 | WO2012144800A3 Led driving device and led driving method using same |
| 01/10/2013 | WO2012141446A3 Controller of an ac-dc converter for led lighting |
| 01/10/2013 | WO2012134091A3 Air signboard having power supply control unit |
| 01/10/2013 | WO2012097407A3 Lighting system |
| 01/10/2013 | WO2012061782A3 Thermal management in a lighting system using multiple, controlled power dissipation circuits |
| 01/10/2013 | US20130011161 Organic light-emitting element, light-emitting apparatus, image forming apparatus, display apparatus, and image pickup apparatus |
| 01/10/2013 | US20130009569 Method of controlling an outdoor lighting system, a computer program product, a controlling device and an outdoor lighting system |
| 01/10/2013 | US20130009568 Hybrid multi-output power supply and regulation method thereof |
| 01/10/2013 | US20130009567 Phosphor-centric control of color characteristic of white light |
| 01/10/2013 | US20130009566 Booster circuit and display device |
| 01/10/2013 | US20130009564 White light emitting apparatus and line illuminator using the same in image reading apparatus |
| 01/10/2013 | US20130009561 Circuits for sensing current levels within a lighting apparatus incorporating a voltage converter |
| 01/10/2013 | US20130009560 Illumination light control apparatus and led illumination system |
| 01/10/2013 | US20130009559 Driving current generation circuit, led power supply module and led lamp |
| 01/10/2013 | US20130009558 Backlight unit |
| 01/10/2013 | US20130009557 Electronic Circuits and Techniques for Improving a Short Duty Cycle Behavior of a DC-DC Converter Driving a Load |
| 01/10/2013 | US20130009556 Electronic Circuits and Techniques for Maintaining a Consistent Power Delivered to a Load |
| 01/10/2013 | US20130009555 Object detection device and illumination system provided therewith |
| 01/10/2013 | US20130009554 Light Programmable Apparatus with Light Programmable Lamp, Setting Device, and Main Structure |
| 01/10/2013 | US20130009553 Illumination system |
| 01/10/2013 | US20130009552 Movable illuminance sensors for fixture light sources |
| 01/10/2013 | US20130009551 Luminance Control for Illumination Devices |
| 01/10/2013 | US20130009550 Compensation Circuit for Keeping Luminance Intensity of Diode |
| 01/10/2013 | US20130009549 Method of Imposing a Dynamic Color Scheme on Light of a Lighting Unit |
| 01/10/2013 | US20130009547 Led driving circuit with open-circuit protection |
| 01/10/2013 | US20130009546 Light emitting diode (led) lighting fixture |
| 01/10/2013 | DE102011106670A1 Circuit device for operating diode matrix, has monitor output for providing error signal in response to short circuit or interruption of diode in connectable channel of diode matrix |
| 01/10/2013 | DE102011078620A1 Hochvolt-LED-Multichip-Modul und Verfahren zur Einstellung eines LED-Multichip-Moduls High voltage LED multi-chip module and method for adjusting a multi-chip LED module |
| 01/10/2013 | DE102011078619A1 LED light source has electrically conductive connections which are provided with respect to conductor tracks, mounting portions and reserve area for bridging the defective LED chip |
| 01/09/2013 | EP2544511A1 Local controllable load system |
| 01/09/2013 | EP2543237A1 Method of controlling electrical devices, particularly lighting lamps and control system of electrical devices, particularly lighting lamps |
| 01/09/2013 | EP2543236A1 Method of lighting intensity automatic adjustment and device with lighting intensity automatic adjustment |
| 01/09/2013 | DE202012011494U1 Lichtsteuergeräteadapter mit mindestens einer Kommunikationsschnittstelle Light controller adapter with at least one communication interface |
| 01/09/2013 | DE202011051576U1 Sicherheitsbeleuchtungsanlage mit bedarfsbetriebenen Leuchten Emergency lighting system with demand-driven lights |
| 01/09/2013 | CN202663627U Controller for processing switching on time of solar street lamp and service life of storage battery |
| 01/09/2013 | CN202663626U Lighting device and lighting lamp brightness control device thereof |
| 01/09/2013 | CN202663625U Energy control system |
| 01/09/2013 | CN202663624U Universal acousto-optic control circuit |
| 01/09/2013 | CN202663623U High efficiency LED drive circuit |
| 01/09/2013 | CN202663622U Starting circuit in light emitting diode (LED) drive chip |
| 01/09/2013 | CN202663621U LED (light-emitting diode) dimming protection circuit |
| 01/09/2013 | CN202663620U Wireless light-dimming device for light-emitting diode (LED) lamp |
| 01/09/2013 | CN202663619U Emergency lighting electric-distribution device |
| 01/09/2013 | CN202663618U Wireless streetlamp control system |
| 01/09/2013 | CN202663617U Control system of smart table lamp |
| 01/09/2013 | CN202663616U Ultra-high-efficiency LED (Light Emitting Diode) constant-current power supply based on single-stage transformation controlled rectification |
| 01/09/2013 | CN202663615U Intelligent light-emitting diode (LED) lighting system |
| 01/09/2013 | CN202663614U Low-power light emitting diode (LED) constant-current power supply |
| 01/09/2013 | CN202663613U Driving circuit for LED (light-emitting diode) MR16 reflector lamp |
| 01/09/2013 | CN202663612U Range-free illuminating energy-saving device |
| 01/09/2013 | CN202663611U Remote wireless intelligent control electricity-saving system |
| 01/09/2013 | CN202663610U Lighting energy-saving device for expressway |
| 01/09/2013 | CN202663609U Control system of multicolor variable atmosphere lamps |
| 01/09/2013 | CN202663608U Driving system for semiconductor light source and semiconductor illuminating device |
| 01/09/2013 | CN202663607U High-efficiency energy and electricity saving device |
| 01/09/2013 | CN202663606U Audio frequency and level control acousto-optic device as well as acousto-optic machine |
| 01/09/2013 | CN202663605U Digital control switch device |
| 01/09/2013 | CN202663604U Led lamp driving circuit |
| 01/09/2013 | CN202663603U Pre-ignition circuit of pumping lamp of laser equipment |
| 01/09/2013 | CN202663602U Driving power supply dimming circuit of medical LED film viewer |
| 01/09/2013 | CN202663601U Street lamp energy consumption managing system based on Internet of things technology |
| 01/09/2013 | CN202663600U LED dimming circuit |
| 01/09/2013 | CN202663599U Touching type desk-lamp switch |