H05B 37 - Circuit arrangements for electric light sources in general

Patents for H05B 37 - Circuit arrangements for electric light sources in general (57,776)
05/2011
05/18/2011	CN1991943B Drive device
05/18/2011	CN1983365B Drive circuit for electroluminescence display screen
05/18/2011	CN1961618B Illumination system
05/18/2011	CN1909754B Illuminating source apparatus and light-adjustable light-emitting diode control circuit
05/18/2011	CN1758823B Circuit arrangement for producing a control signal for the purpose of dimming at least one lamp
05/18/2011	CN102067736A Lighting device and backlight device
05/18/2011	CN102067732A Stage-lighting apparatus and method for controlling the orientation of a light beam emitted by said apparatus
05/18/2011	CN102065618A Method for driving a lamp in a lighting system and a control apparatus for driving such lamp
05/18/2011	CN102065617A Current-limiting power supply system for LED (Light Emitting Diode) illuminating lamp
05/18/2011	CN102065616A Led drive circuit
05/18/2011	CN102065615A Multi-channel LED current equalization drive circuit
05/18/2011	CN102065614A Optical control energy-saving road lamp circuit
05/18/2011	CN102065613A Drive circuit
05/18/2011	CN102065612A Streetlight control system
05/18/2011	CN102065611A Led drive device
05/18/2011	CN102065610A LED (Light Emitting Diode) lamp control circuit
05/18/2011	CN102065609A Actuating device for operating lamps
05/18/2011	CN102065608A Light emitting diode (LED) control device
05/18/2011	CN102065607A Intelligent sound control lamppost
05/18/2011	CN102065606A Controller and solar lamp comprising same
05/18/2011	CN102065605A Light resource device and lamp service life detection method for endoscope
05/18/2011	CN102065604A Redundant fault-tolerant system for transmitting signals
05/18/2011	CN102065603A Load drive circuit and multi-load feedback circuit
05/18/2011	CN102065602A Power supply circuit for led
05/18/2011	CN102065601A Device and method for driving multiple strings of light-emitting diodes and liquid crystal display device thereof
05/18/2011	CN102065600A LED dimming drive system
05/18/2011	CN102065599A Multi-channel current driver
05/18/2011	CN102065598A Lighting device, driving circuit of light-emitting diode and driving method thereof
05/18/2011	CN102065597A Light-emitting diode (LED) string set current equalizing circuit
05/18/2011	CN102065596A Driving device for light emitting diode backlight
05/18/2011	CN102065595A Lighting system by radio remote control management
05/18/2011	CN102065594A Light emitting diode lamp and drive circuit thereof
05/18/2011	CN102065215A Infrared night vision system and control method thereof
05/18/2011	CN102065128A Remote monitoring and controlling system of green energy source lighting device
05/18/2011	CN102065123A Network light-emitting diode (LED) control resource sharing method and system
05/18/2011	CN102064596A LED lamp emergency module, circuit and system
05/18/2011	CN102063786A Remote control circuit for LED device
05/18/2011	CN102063141A One-stop laboratory control system
05/18/2011	CN102062377A 发光二极管灯具 LED lamp
05/18/2011	CN102062376A Light emitting diode lamp and light emitting diode lamp set
05/18/2011	CN102062338A Semiconductor road intelligent illumination system
05/18/2011	CN102062315A Body automatic sensing LED light
05/18/2011	CN102062305A Lamp, and luminous light bar and lamp driving method thereof
05/18/2011	CN102062301A Energy-saving multifunctional integrated mining lamp
05/18/2011	CN102058980A LED (light emitting diode) doll
05/18/2011	CN101673037B Illuminating apparatus of projector equipment
05/18/2011	CN101616528B Light emitting device using light emitting element and driving method of light emitting element, and lighting apparatus
05/18/2011	CN101616527B Light emitting device using light emitting element and driving method of light emitting element, and lighting apparatus
05/18/2011	CN101129094B Electronic device having a light bus for controlling light emitting elements
05/18/2011	CN101127191B LED matrix screen parameter calibration system and method
05/18/2011	CN101115334B PWM control signal generating method of series multi-pixel LED lamp
05/18/2011	CN101056489B Dual light source driving temperature control and switching circuit used for the interference optical fiber top
05/18/2011	CN101051444B Driving apparatus of light emitting diode and liquid crystal display using the same
05/18/2011	CN101038727B Light-emitting device, method for driving the same, and electronic apparatus
05/17/2011	US7944189 Load driving device and portable apparatus utilizing such driving device
05/17/2011	US7944156 Electronic ballast for high intensity discharge lamps
05/17/2011	US7944152 Two-stage balancer for multi-lamp backlight
05/17/2011	US7944150 Discharge lamp lighting apparatus and projector
05/17/2011	US7944149 Starting an electronic ballast
05/17/2011	US7942543 Light emitting head accessory
05/17/2011	CA2721768A1 Long life power supply
05/17/2011	CA2661586C Task light
05/13/2011	CA2709627A1 Intelligent metering demand response
05/13/2011	CA2709513A1 Electrical switching module
05/12/2011	WO2011056893A2 Techniques employing light-emitting circuits
05/12/2011	WO2011056662A2 Cold cathode lighting device as fluorescent tube replacement
05/12/2011	WO2011056225A1 User programmable lighting controller system and method
05/12/2011	WO2011056208A2 Replaceable lighting unit with adjustable output intensity and optional capability for reporting usage information, and method of operating same
05/12/2011	WO2011055983A2 Light-emitting diode driving circuit, and light-emitting diode device comprising same
05/12/2011	WO2011055981A2 Safety lamp for a bicycle
05/12/2011	WO2011055284A2 Lighting device
05/12/2011	WO2011055259A1 Object-sensing lighting network and control system therefor
05/12/2011	WO2011055200A1 Lighting device, and headlight lighting device, headlight, and vehicle using same
05/12/2011	WO2011054552A1 Method for transmitting a control information item from a control device to a lamp unit and a lighting system suitable therefor, and a lamp unit and a control device
05/12/2011	WO2011054129A1 Led lamp fitting
05/12/2011	WO2011015975A3 Light guiding system and a method for controlling the same
05/12/2011	US20110109663 Illuminating device and display unit
05/12/2011	US20110109445 Lamp color matching and control systems and methods
05/12/2011	US20110109251 Light-emitting element driving circuit system
05/12/2011	US20110109250 Method and computer implemented apparatus for lighting experience translation
05/12/2011	US20110109249 Dimmable led lamp and dimmable led lighting apparatus
05/12/2011	US20110109248 Dc/dc converter with multiple outputs
05/12/2011	US20110109246 Circuit configuration and method for operating at least one first and one second led
05/12/2011	US20110109245 Circuits and methods for driving light sources
05/12/2011	US20110109244 Architecture for high power factor and low harmonic distortion led lighting
05/12/2011	US20110109243 Circuit and method of driving light emitting diodes, and light emitting diode system having the same
05/12/2011	US20110109242 Bulb set structure
05/12/2011	US20110109241 Led lighting device and illuminating device
05/12/2011	US20110109240 Light-emitting element drive circuit system, and electronic device
05/12/2011	US20110109238 Digital dimming device and digital dimming method
05/12/2011	US20110109237 Efficient power supply for solid state lighting system
05/12/2011	US20110109236 Periodic lighting device
05/12/2011	US20110109235 Expandable and controllable LED lighting strip
05/12/2011	US20110109234 Multi-Color Backlight Control Circuit and Multi-Color Backlight Control Method
05/12/2011	US20110109233 Multi-channel current driver
05/12/2011	US20110109232 Light sensor and lighting device with adaptable color
05/12/2011	US20110109231 Led current control circuit, current balancer and driving apparatus
05/12/2011	US20110109230 Ballast Circuit for LED-Based Lamp Including Power Factor Correction with Protective Isolation
05/12/2011	US20110109229 High efficiency led lighting
05/12/2011	US20110109228 System and method for lighting power and control system

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