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)
10/2013
10/08/2013US8552664 Power management unit with ballast interface
10/08/2013US8552662 Driver for providing variable power to a LED array
10/08/2013US8552661 Multi-energy vehicle illuminating system and method
10/08/2013US8552660 Drive circuit for parallel array of light emitting diodes
10/08/2013US8552659 Method and apparatus for discriminating modulated light in a mixed light system
10/08/2013US8552658 Light-emitting diode (LED) driver and controller
10/08/2013US8552655 Image display apparatus
10/08/2013US8552654 Single inductor control of multi-color LED systems
10/08/2013US8552652 Lighting device, manufacturing method thereof, and electronic apparatus
10/08/2013US8552649 LED lamp head with variable brightness
10/05/2013CA2811503A1 Light fixture remote controlling system
10/03/2013WO2013149082A1 Load current control circuit
10/03/2013WO2013148888A1 Dimmer compatiable led bulb driver circuit
10/03/2013WO2013148060A1 Automatic system enabled daylight sensor
10/03/2013WO2013147052A1 Lighting device provided with discharge lamp
10/03/2013WO2013146764A1 Illuminating apparatus
10/03/2013WO2013146619A1 Lamp identifying device, illumination system, and method for lamp identifying
10/03/2013WO2013145978A1 Light source module and liquid crystal display device
10/03/2013WO2013144772A1 System for determining clutter
10/03/2013US20130261768 Light control system and method for automatically rendering a lighting atmosphere
10/03/2013US20130257827 Backlight module used in display device and control method of the same
10/03/2013US20130257315 Light Switch and Control Device Having a Touch Screen Interface
10/03/2013US20130257314 Method of operating an led lighting system
10/03/2013US20130257313 Load current control circuit
10/03/2013US20130257312 System for generating non-homogenous biologically-adjusted light and associated methods
10/03/2013US20130257307 Relamping circuit for fluorescent ballasts
10/03/2013US20130257306 Circuit including power converter
10/03/2013US20130257305 Light emitting diode driving apparatus
10/03/2013US20130257303 Lighting Control Circuit and Illumination Control Device
10/03/2013US20130257302 Dimmer compatiable led bulb driver circuit
10/03/2013US20130257299 Led driving method and driving power source device
10/03/2013US20130257298 Power compensation device and light emitting diode illumination apparatus having the same
10/03/2013US20130257297 Lamp comprising high-efficiency light devices
10/03/2013US20130257296 Distributed Lighting Control of an Area
10/03/2013US20130257295 Electronic control system for operating a street lamp
10/03/2013US20130257294 Illuminating apparatus and control method for keeping a constant total brightness of ambient light and light produced by the illuminating apparatus
10/03/2013US20130257293 Automatic system enabled daylight sensor
10/03/2013US20130257291 Control system for lighting assembly
10/03/2013US20130257290 Lighting system and calibration method therefor
10/03/2013US20130257289 Light Balancing
10/03/2013US20130257288 Lighting system having an oled light sensor
10/03/2013US20130257286 Computing device, storage medium, and method for calibrating light channels of light source device
10/03/2013US20130257284 Lighting and Integrated Fixture Control
10/03/2013US20130257283 Illumination device and illumination control system of the illumination device
10/03/2013US20130257281 Marker Lamp and Marker Lamp System
10/03/2013US20130257280 Delaying Startup Under Fault Conditions
10/03/2013US20130257277 High Efficiency Inductor-less Off-Line LED Driver
10/03/2013US20130257275 Method for operating a drum lighting device in a laundry treatment machine and laundry treatment machine implementing the method
10/02/2013EP2645824A1 Method for operating devices in a lighting system
10/02/2013EP2645823A1 Dynamic lighting based on activity type
10/02/2013EP2644008A1 Led lamp with variable input power supply
10/02/2013EP2643931A1 Actuator and method of manufacture thereof
10/02/2013DE102012205349A1 Circuit device for LED lamp, has switching unit to control current flowed through LED branches based on detected operating variable required for controlling current flowed through LED branches
10/02/2013DE102012205226A1 Verfahren zum Betreiben von Geräten in einem Beleuchtungssystem Method for operating equipment in a lighting system
10/02/2013DE102012102672A1 Empfängerschaltung zum Empfang eines Eingangssignals A receiver circuit for receiving an input signal
10/02/2013DE102012102638A1 Lighting system for commercial vehicle, has signal path extending from light control unit to opening elements for transmitting opening signal, and shift element comprising support function and arranged in signal path
10/02/2013DE102012006343A1 LED-Beleuchtungsvorrichtung mit Steuereinrichtung sowie Verfahren zum Betreiben der LED-Beleuchtungsvorrichtung LED lighting device having control means and method of operating the LED lighting device
10/02/2013DE102012006341A1 LED-Beleuchtungsvorrichtung mit LED-Zeilen sowie Verfahren zum Betreiben der LED-Beleuchtungsvorrichtung LED lighting apparatus with LED rows, and method of operating the LED lighting device
10/02/2013DE102012006316A1 LED illumination device for e.g. 230V public electricity main of incandescent lamp in airplane, has short circuit arrangements controlled in super dimming, so that LED subsets are deactivated for partial period of shaft portion
10/02/2013DE102012006315A1 LED lighting device for lighting interior of airplane, has LED sections that are interconnected in series with each other when circuit unit is in high circuit states, to supply larger forward voltage
10/02/2013CN203225942U Railway signal main filament alarm for burnout of main filament
10/02/2013CN203225941U Multifunctional illuminating lamp switch
10/02/2013CN203225940U Illuminating system of tunnel
10/02/2013CN203225939U Illumination system capable of automatically adjusting illumination areas according to indoor visitor flow rate
10/02/2013CN203225938U Intelligent control system for low-voltage direct-current centralized power supply of LED lamps
10/02/2013CN203225937U LED light fixture with color temperature adjustable with change of temperature
10/02/2013CN203225936U Intelligent light modulation LED lighting operator
10/02/2013CN203225935U Traffic light control circuit for crossings of city roads
10/02/2013CN203225934U Light controller
10/02/2013CN203225933U Reversed phase delay drive circuit for traffic lights
10/02/2013CN203225932U Multi-control traffic light circuit based on diodes
10/02/2013CN203225931U 智能可旋转探照灯 Smart rotatable searchlight
10/02/2013CN203225930U PID control circuit used for light source drive circuit
10/02/2013CN203225929U Ultraviolet sterilization lamp having control function
10/02/2013CN203225928U Hand-held rechargeable type searchlight
10/02/2013CN203225927U Constant current control circuit used for LED lighting device and LED lighting device using same
10/02/2013CN203225926U LED lamp having self-adaptive drive circuit and self-adaptive drive circuit
10/02/2013CN203225925U Relay-based dimming controller
10/02/2013CN203225924U An LED illumination energy-saving system based on a wireless communication mode
10/02/2013CN203225923U Omnibearing zone-divided controlled intelligent illumination system
10/02/2013CN203225922U Large-power LED power supply device
10/02/2013CN203225921U Intelligent-type multi-control illumination circuit
10/02/2013CN203225920U A Bluetooth LED bulb
10/02/2013CN203225919U Garden light control system based on network
10/02/2013CN203225918U LED drive circuit
10/02/2013CN203225917U LED drive circuit module
10/02/2013CN203225916U Wireless solar energy street lamp control system
10/02/2013CN203225915U LED light source driven by AC
10/02/2013CN203225914U Intelligent acousto-optic controlled LED lamp power supply control panel
10/02/2013CN203225913U Power supply circuit and power supply device in LED illumination system
10/02/2013CN203225912U Electronic transformer used for traffic lights
10/02/2013CN203225911U Low-voltage LED string light multi-interface power supply structure
10/02/2013CN203225910U LED drive circuit
10/02/2013CN203225671U Constant-current drive circuit of direct-current load
10/02/2013CN203225573U Power-storing LED driver employing switching MOS tube and DC-DC module capable of multiplexing
10/02/2013CN203225021U Intelligent lighting and parking guiding system for underground parking lot
10/02/2013CN203225014U Control circuit for traffic light based on singlechips
10/02/2013CN203224947U Time prompting device suitable for library study room
10/02/2013CN203223850U Solar energy automatic light collecting lamp
10/02/2013CN203223848U Energy-saving type internet of things LED lamp
1 ... 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 ... 578