| Patents for H05B 37 - Circuit arrangements for electric light sources in general (57,776) |
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| 12/04/2013 | CN103428935A 应急灯开关控制电路 Emergency lights switch control circuit |
| 12/04/2013 | CN103428934A Illuminating device of light-emitting diode |
| 12/04/2013 | CN103428933A LED ceiling-mounted lamp (bulb lamp) with double power saving function |
| 12/04/2013 | CN103427902A Method, device and system of utilizing visible light to transmit information and light source |
| 12/04/2013 | CN103427679A AC/DC constant-current conversion unit, driver and illuminating device having driver |
| 12/04/2013 | CN103427656A Staggered parallel flyback LED driving power supply and PFM (pulse width modulation) control circuit thereof |
| 12/04/2013 | CN103427642A Constant current control buck converter without current sense |
| 12/04/2013 | CN103427621A Mining isolation type intrinsic safety LED driving power source |
| 12/04/2013 | CN103427129A Application of battery pack with zero powers and lithium-ion batteries as street light power |
| 12/04/2013 | CN103426411A Led背光驱动电路 Led backlight driver circuit |
| 12/04/2013 | CN103426262A Lighting alarm device |
| 12/04/2013 | CN103426260A Street lamp cable anti-theft system |
| 12/04/2013 | CN103423694A Solar non-inversion illuminating system |
| 12/04/2013 | CN103423657A Intelligent lamp and intelligent reminding method thereof |
| 12/04/2013 | CN103423621A Household power-saving LED lamp |
| 12/04/2013 | CN103423619A Even-lighting variable-color light source with low power consumption |
| 12/04/2013 | CN103423607A Self-adaptive LED flashlight having media function |
| 12/04/2013 | CN102595737B Bidirectional constant-current circuit integrated module |
| 12/04/2013 | CN102595704B Nightscape lighting sound and light synchronous control system and control method thereof |
| 12/04/2013 | CN102444814B Energy-saving illuminating device |
| 12/04/2013 | CN102438363B Light source brightness adjusting device |
| 12/04/2013 | CN102438362B One key type brightness adjusting device |
| 12/04/2013 | CN102438361B Device capable of executing brightness regulation through press key |
| 12/04/2013 | CN102413605B Intelligent street lamp energy-saving control system based on artificial neutral network |
| 12/04/2013 | CN102396844B Multi-functional soles and shoes |
| 12/04/2013 | CN102345821B Lighting device |
| 12/04/2013 | CN102325409B Machine vision light source system and control method thereof |
| 12/04/2013 | CN102231926B LED lighting device and illumination apparatus |
| 12/04/2013 | CN102132479B 电源装置和照明装置 Power supply unit and a lighting device |
| 12/04/2013 | CN101835314B LED drive circuit with dimming function and lamp |
| 12/04/2013 | CN101662865B Led lighting device and lighting equipment |
| 12/04/2013 | CN101629685B Modeling decorative lamp having redundant fault-tolerant function |
| 12/04/2013 | CN101581422B 地板灯 Floor lamp |
| 12/04/2013 | CN101554094B A light source |
| 12/04/2013 | CN101533606B Drive method for stabilizing brightness of display panel and feedback device thereof |
| 12/04/2013 | CN101496450B Lamp-holding device and system comprising lamp-holding devices and a wireless controller |
| 12/04/2013 | CN101394703B Time clock recovery system and method |
| 12/03/2013 | US8599333 Circuit and method for driving LED string for backlight, and backlight and display device using the circuit |
| 12/03/2013 | US8599119 Backlight device and display device |
| 12/03/2013 | US8598986 Remote monitoring and control of LED based street lights |
| 12/03/2013 | US8598812 System and method for controlling a light emitting diode fixture |
| 12/03/2013 | US8598810 Constant current driving circuit of light emitting diode and lighting apparatus |
| 12/03/2013 | US8598809 White light color changing solid state lighting and methods |
| 12/03/2013 | US8598808 Flyback with switching frequency responsive to load and input voltage |
| 12/03/2013 | US8598807 Multi-channel constant current source and illumination source |
| 12/03/2013 | US8598805 Light emitting diode bulb |
| 12/03/2013 | US8598804 Apparatus and method for LED light control |
| 12/03/2013 | US8598801 Electric supply device |
| 12/03/2013 | US8598798 Camera flash with reconfigurable emission spectrum |
| 12/03/2013 | US8598797 LED driver for driving LED lighting device at high frequency |
| 12/03/2013 | US8598796 Light emitting diode driver using turn-on voltage of light emitting diode |
| 12/03/2013 | US8598795 High efficiency LED driving method |
| 12/03/2013 | US8598794 White AC LED |
| 12/03/2013 | US8598793 Tuning of emitter with multiple LEDs to a single color bin |
| 12/03/2013 | US8598735 Control unit for controlling an illumination device for a motor vehicle as well as an illumination device for a motor vehicle with such a control unit |
| 12/03/2013 | US8596815 Multiple wavelength LED array illuminator for fluorescence microscopy |
| 12/03/2013 | US8596814 LED light tube and a circuit module for the same |
| 12/03/2013 | CA2638076C Lighting assemblies for vending machines |
| 12/03/2013 | CA2521588C Illumination device and control method |
| 12/03/2013 | CA2377642C Addressable light fixture module |
| 11/28/2013 | WO2013177027A1 Dynamic ultraviolet lamp ballast system |
| 11/28/2013 | WO2013176419A1 Method for controlling a photovoltaic power generation and streetlight system connected to grid |
| 11/28/2013 | WO2013175348A1 Lighting system, particularly for delirium reduction in intensive care units |
| 11/28/2013 | WO2013144756A3 Methods and apparatus for operating a lighting network according to energy demand and energy supply |
| 11/28/2013 | WO2013140292A3 A method for controlling blind slat angle and height of a single motor blind |
| 11/28/2013 | US20130314003 Driving circuit for backlight led |
| 11/28/2013 | US20130314002 Digital phase angle detection and processing |
| 11/28/2013 | US20130314000 Load Driving Device, and Lighting Apparatus and Liquid Crystal Display Device Using the Same |
| 11/28/2013 | US20130313999 Gamma voltage generating circuit and display device including the same |
| 11/28/2013 | US20130313998 Two-wire dimmer switch for low-power loads |
| 11/28/2013 | US20130313996 High Current Switching Converter for LED Applications |
| 11/28/2013 | US20130313995 Dimmable LED Driver |
| 11/28/2013 | US20130313994 Multiple light projection type image display apparatus combining and projecting lights from light sources and control apparatus therefor |
| 11/28/2013 | US20130313992 Method for controlling a streetlight |
| 11/28/2013 | US20130313990 Display and light source |
| 11/28/2013 | US20130313988 Method and apparatus for controlling a multi-colored LED light string |
| 11/28/2013 | US20130313987 Methods and apparatus for segmenting and driving led-based lighting units |
| 11/28/2013 | US20130313984 Actuating a Plurality of Series-Connected Luminous Elements |
| 11/28/2013 | US20130313979 Photo Control for a Luminaire |
| 11/28/2013 | US20130313977 Lighting control system |
| 11/28/2013 | US20130313975 Portable electric lamp having a current limitation device |
| 11/28/2013 | DE102013209573A1 Constant alternating current/direct current conversion unit for e.g. LED illumination device, has transformers that are spaced side by side such that magnetic fields of transformers are interconnected to compensate output current |
| 11/28/2013 | DE102012207456B4 Ansteuerung von Halbleiterleuchtelementen Control of semiconductor light elements |
| 11/27/2013 | EP2667084A1 Portable electric lamp with current limiting device |
| 11/27/2013 | EP2666339A2 Multi-mode portable lighting device |
| 11/27/2013 | EP2666338A2 Multiple capacitive (button) sensor with reduced pinout |
| 11/27/2013 | CN203313502U Stable LED power supply |
| 11/27/2013 | CN203313501U Street-light real-time base station based on ZigBee technology |
| 11/27/2013 | CN203313500U Silicon controlled dimming LED driving circuit |
| 11/27/2013 | CN203313499U LED emergency lighting system and LED lighting lamp |
| 11/27/2013 | CN203313498U Emergency control circuit |
| 11/27/2013 | CN203313497U LED self-oscillation drive circuit |
| 11/27/2013 | CN203313496U Novel seven-color night lamp device |
| 11/27/2013 | CN203313495U Large-power LED constant current drive circuit of endoscope imaging system |
| 11/27/2013 | CN203313494U Intelligent street lamp control device |
| 11/27/2013 | CN203313493U Lamp and controller thereof |
| 11/27/2013 | CN203313492U Intelligent street lamp remote measuring and controlling system |
| 11/27/2013 | CN203313491U Automatic energy-saving controller for classroom/office LED lighting circuit |
| 11/27/2013 | CN203313490U LED current ripple elimination driving circuit |
| 11/27/2013 | CN203313489U High voltage drive circuit applied to LED modularization |