Patents
Sitemap › H05 - Electric techniques not otherwise provided for › H05B - Electric heating; Electric lighting not otherwise provided for › H05B 37 - Circuit arrangements for electric light sources in general
Patents for H05B 37 - Circuit arrangements for electric light sources in general (57,776)
09/2012
09/19/2012CN202444654U Automobile reading lamp circuit
09/19/2012CN202444653U RGBW-LED crystal lamp intelligent remote control device
09/19/2012CN202444652U Solar luminaire controller
09/19/2012CN202444651U Adjustable colorful LED bulb circuit system
09/19/2012CN202444650U LED lamp
09/19/2012CN202444649U Simple LED illumination circuit
09/19/2012CN202444648U LED lamp with PFC technology
09/19/2012CN202443556U Self-checking alarm circuit of fire fighting lamp
09/19/2012CN202442225U Light emitting diode (LED) ceiling lamp
09/19/2012CN202442169U Dimming-adjustable LED light fixture
09/19/2012CN202442168U Bidirectional LED (Light-Emitting Diode) lamp bead
09/19/2012CN202442143U Intelligent temperature control LED (Light-Emitting Diode) lamp
09/19/2012CN1904588B Microchip measurement device
09/19/2012CN102687595A Adaptable lighting system
09/19/2012CN102687594A Lighting control apparatus
09/19/2012CN102686101A Multicolour light emitting diode lamp for use in plant cultivation, lighting device and plant cultivation method
09/19/2012CN102685994A Emergency lamp power supply device
09/19/2012CN102685993A LED illumination wireless control system
09/19/2012CN102685992A LED controller and method therefor
09/19/2012CN102685991A LED luminous-attenuation-resistant power supply circuit
09/19/2012CN102685990A Dimmable tunnel LED (Light-Emitting Diode) illumination energy-saving control system and method
09/19/2012CN102685989A PWM (Pulse-Width modulation) dimming method and circuit of LED constant-current source concentratively powered by high-voltage direct current
09/19/2012CN102685988A LED mechanical dimming control circuit with loosely coupled transformer
09/19/2012CN102685987A Method and device for implementing solar lawn lamps
09/19/2012CN102685986A Solar LED lighting driving circuit
09/19/2012CN102685985A High-visual lighting effect driving method for LED
09/19/2012CN102685984A LED (Light Emitting Diode) constant-current driving circuit
09/19/2012CN102685983A Primary side feedback LED (Light Emitting Diode) constant-current control circuit
09/19/2012CN102685982A Primary side feedback constant current control circuit
09/19/2012CN102685981A Memory-based energy-saving light control system
09/19/2012CN102685980A Lighting device for a motor vehicle with a redundant control of light sources
09/19/2012CN102685979A Electronic control gear for operating at least one led and/or at least one discharge lamp
09/19/2012CN102685978A Illumination apparatus
09/19/2012CN102685977A Solid light-emitting element lighting device and illumination fixture using the same
09/19/2012CN102685976A Adaptive switch mode led system
09/19/2012CN102685975A Controllers, systems and methods for controlling dimming of light sources
09/19/2012CN102685974A LED device with voltage-limiting unit and shunt current-limiting resistance
09/19/2012CN102685973A Light source driving circuit and controller used for controlling Led light source
09/19/2012CN102685972A Led driving circuit and led driving controller
09/19/2012CN102685971A Converting controller
09/19/2012CN102685970A Dimming device transmitting control signal with alternating power line
09/19/2012CN102685969A LED (Light-Emitting Diode) drive circuit and short-circuit protection circuit
09/19/2012CN102685968A Switching power supply having communication, data collection and dimming control functions and used for LED lamp
09/19/2012CN102685967A Light-emitting diode (LED) driving circuit
09/19/2012CN102685966A Constant current circuit and lamp
09/19/2012CN102685965A Active energy control device of ultra-low voltage operation and operation method thereof
09/19/2012CN102685964A Light emitting diode protective module
09/19/2012CN102685963A Indoor illumination intensity control method and controller
09/19/2012CN102685962A LED (light emitting diode) drive circuit
09/19/2012CN102685961A Method for controlling lamp effect on electronic device and electronic device
09/19/2012CN102685960A LED (Light-Emitting Diode) street lamp device additionally provided with lightning arrester
09/19/2012CN102685959A Power switch for converting 220V alternating current into 36V direct current
09/19/2012CN102684667A Key signal input device, key signal input method and key board
09/19/2012CN102684516A Alternating current driven PFC (power factor correction) changing circuit for LED white-light illumination
09/19/2012CN102684499A Full-bridge driving controller and full-bridge converting circuit
09/19/2012CN102684166A Transistor circuit with protecting function
09/19/2012CN102682719A LED (Light Emitting Diode) backlight driving circuit, backlight module and liquid crystal display device
09/19/2012CN102682700A LED (light-emitting diode) constant current driving chip and output current control method thereof
09/19/2012CN102682543A Intelligent LED (light emitting diode) landscape lamp IOT (internet of things) control alarm system
09/19/2012CN102681638A Light-emitting device and application of light-emitting device to displaying notebook power
09/19/2012CN102681317A Light source device of field sequential color three-dimensional projector and light source control method
09/19/2012CN102679246A Light-emitting diode (LED) spotlight capable of achieving mixed distribution of light sources
09/19/2012CN102679237A Smart LED (light-emitting diode) street lamp
09/19/2012CN102679232A Desk lamp
09/19/2012CN102679192A Intelligent light source without light attenuation
09/19/2012CN102679191A Intelligent light source with adjustable color temperature
09/19/2012CN102679182A 照明装置 Lighting device
09/19/2012CN102221768B Projection machine contrast reinforcing system and reinforcing method thereof
09/19/2012CN102102843B Color-changing LED (Light-Emitting Diode) tube-shaped spotlight
09/19/2012CN102003688B Light emitting diode module and driving method thereof
09/19/2012CN101802490B Assembled block and display system
09/19/2012CN101799149B Led fluorescent lamp
09/19/2012CN101799140B High-efficiency embedded type LED linear lamp for ships
09/19/2012CN101634410B Ultrathin flexible neon lamp integrated with single-wire transmission control chip
09/19/2012CN101401046B Method for configuring an automatic control device for a roller shutter and corresponding automatic control device for a roller shutter
09/18/2012US8269753 Display device and electronic machine having the same
09/18/2012US8269433 Circuit arrangement and method for operating a discharge lamp
09/18/2012US8269431 Method and apparatus for producing linearized optical signals
09/18/2012US8269430 Light-emitting diode controller
09/18/2012US8269429 Apparatus for driving light emitting device
09/18/2012US8269428 Light emitting diode devices containing replaceable subassemblies
09/18/2012US8269427 Illuminating device and method of calibrating illuminating device
09/18/2012US8269425 Driving device
09/18/2012US8269424 Discharge lamp lighting device, projector, and driving method of discharge lamp
09/18/2012US8269423 LED drivers with adaptive hysteretic control circuits and associated methods of operation
09/18/2012US8269422 Output controllable frequency modulation electronic ballast
09/18/2012US8269421 Lighting controllers
09/18/2012US8269415 Organic light emitting device, illumination device and liquid crystal display device having high overall aperture ratio
09/18/2012US8267554 Light emitting diode device
09/13/2012WO2012121458A1 Brightness control circuit for light-emitting diode and light-emitting diode lighting device including same
09/13/2012WO2012121205A1 Switching current control circuit, led dimmer system, and led illumination device
09/13/2012WO2012120386A1 Apparatus and method for luminance control
09/13/2012WO2012120380A1 Full spectrum led illuminator
09/13/2012WO2012119756A2 Led lamp provided with a variable-geometry beam device
09/13/2012WO2012119755A2 Led lamp comprising a safety device
09/13/2012WO2012119754A2 Led lamp comprising a power regulating device
09/13/2012WO2012119556A1 Current reference generating circuit, control circuit and method of constant current switching power supply
09/13/2012WO2012119454A1 Environment-friendly bimetal light-controller
09/13/2012WO2012119244A1 Single stage power factor corrected flyback converter with constant current multi-channel output power supply for led applications
09/13/2012WO2012078181A3 Light emitting diode driver having cascode structure
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