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)
11/2012
11/28/2012CN102802295A Light source driving device
11/28/2012CN102801137A Light-emitting diode (LED) short circuit protection circuit and light fitting
11/28/2012CN102800669A Semiconductor linear galvanostat
11/28/2012CN102800283A LED drive chip
11/28/2012CN102799056A Light source device, projection apparatus, and projection method
11/28/2012CN102798077A Entertainment decoration lamp
11/28/2012CN102798073A Dual-color-change emergency lamp
11/28/2012CN102798070A High-mounted brake lamp of pickup truck and manufacturing method of high-mounted brake lamp
11/28/2012CN102798016A Backlight unit, backlight source, backlight source control method and display device
11/28/2012CN102797995A Lighting device, lighting module, and processing method
11/28/2012CN102437159B Three-terminal self-feedback linear galvanostat and manufacturing method thereof
11/28/2012CN102014560B Adaptive light emitting diode (LED) illumination device and control method thereof
11/28/2012CN101868093B Driving circuit used for current driving element and luminous device
11/28/2012CN101848575B Driving circuit for backlight system of light-emitting diode
11/28/2012CN101815382B Step-down constant current LED drive circuit for automobile lighting
11/28/2012CN101815378B LED constant current source output short circuit protection circuit
11/28/2012CN101778503B Light source device and light source drive circuit thereof
11/28/2012CN101754519B Microcomputer controlled street lamp transformer loss reducing and power saving automatic device
11/28/2012CN101715267B Dual-way equalizing control circuit suitable for LED driver
11/28/2012CN101715266B Circuit applicable to silicon controlled rectifier dimming under alternating current capacitive load
11/28/2012CN101674698B Automatic control device and control method of illuminating lamp
11/28/2012CN101662869B Pulse constant-current source and direct constant-current source superposed circuit
11/28/2012CN101626647B Driving system and method of light emitting diode with high efficacy of power consumption
11/28/2012CN101616524B Commercial LED illumination driver
11/28/2012CN101603635B Simulated-tree festoon lighting structure
11/28/2012CN101594720B Method for controlling optical path of laser lamp
11/28/2012CN101572985B Illumination monitoring system and illumination monitoring method
11/28/2012CN101562925B Signal reading method based on DMX512 protocol
11/28/2012CN101543137B LED driving device, illuminating device and display device
11/28/2012CN101488740B Touching type press-key and control method thereof
11/28/2012CN101225937B Wireless remote control toning lamp and method
11/27/2012US8319722 Backlight unit for liquid crystal display device and driving method driving the same
11/27/2012US8319454 Driving device, backlight with the driving device and driving method of backlight
11/27/2012US8319453 Electronic operating device having an output network for operating at least one discharge lamp
11/27/2012US8319452 Dimming protocol detection for a light fixture
11/27/2012US8319451 Two light level control circuit
11/27/2012US8319450 Method for igniting and starting high-pressure discharge lamps
11/27/2012US8319449 Controlled voltage source for LED drivers
11/27/2012US8319445 Modified dimming LED driver
11/27/2012US8319444 Tail-less LED control circuit
11/27/2012US8319443 Two-terminal current controller and related LED lighting device
11/27/2012US8319442 LED array control circuit with voltage adjustment function and driver circuit and method for the same
11/27/2012US8319441 Road lamp dimming control device
11/27/2012US8319440 Direction controllable lighting unit
11/27/2012US8319439 Electrodeless plasma lamp and drive circuit
11/27/2012US8319437 Modular LED lighting system
11/27/2012US8319433 LED-based lighting system for retrofitting fluorescent lighting fixtures in a transit vehicle
11/27/2012DE202012102994U1 Stromumwandlungs-Regelungsschaltung Current conversion circuit scheme
11/27/2012CA2778212A1 System to control light after a vibration
11/27/2012CA2634528C Point-of-use water treatment system
11/26/2012DE202012009848U1 Leuchtmittel zur homogenen Beleuchtung eines Raums mit unterschiedlichen Beleuchtungsstärken Lamps for homogeneous illumination of an area with different illumination levels
11/23/2012DE202012102884U1 Treiberschaltungen für lichtemittierende Elemente Driver circuits for light-emitting elements
11/23/2012DE202012102882U1 Farbkorrekturvorrichtungstreiber The color correction device driver
11/22/2012WO2012158894A2 Flat panel lighting device and driving circuitry
11/22/2012WO2012158855A2 Remote configuration of lighting power supply
11/22/2012WO2012158525A1 Load control device having an electrically isolated antenna
11/22/2012WO2012158383A2 Control device having a night light
11/22/2012WO2012157573A1 Energy management system
11/22/2012WO2012156205A1 Method for operating a high-pressure discharge lamp with a variable power
11/22/2012WO2012155805A1 Led dynamic intelligent tracking power-saving illuminating control system
11/22/2012WO2012155801A1 Led lamp control circuit
11/22/2012WO2012155550A1 Constant current driver circuit for led
11/22/2012WO2012155541A1 Backlight circuit, method for controlling voltage of backlight circuit and terminal
11/22/2012WO2012155327A1 Led constant current drive circuit
11/22/2012WO2012131366A3 Lighting device
11/22/2012WO2012125502A3 Luminaire system
11/22/2012WO2012109471A3 Method to identify faults in led string
11/22/2012WO2012109044A3 Current sensing transistor ladder driver for light emitting diodes
11/22/2012WO2012101522A3 Led driving circuit package
11/22/2012WO2012101519A3 Led luminescence apparatus
11/22/2012WO2012076951A3 Led drivers and control methods
11/22/2012US20120294600 Imaging apparatus, light emitting device, imaging system, and control method
11/22/2012US20120294026 Vehicle headlamp
11/22/2012US20120293987 Positioning Reference System for an Area for Landing of a Helicopter or a Load Suspended from a Helicopter
11/22/2012US20120293849 Multi-beam light source device, optical scanning device, and image forming apparatus
11/22/2012US20120293783 Light source drive device, optical scanning device and image forming apparatus
11/22/2012US20120293566 Dimming device and image display device
11/22/2012US20120293561 Display device capable of controlling external light and method for controlling external light
11/22/2012US20120293093 Light emitting device and system providing white light with various color temperatures
11/22/2012US20120293092 Apparatus and method for controlling flash in portable terminal
11/22/2012US20120293091 Remote configuration of lighting power supply
11/22/2012US20120293090 Organic light emitting device
11/22/2012US20120293087 Lighting driver circuit and light fixture
11/22/2012US20120293086 Light-Emitting Module and Luminaire
11/22/2012US20120293085 Active damper and driving method thereof
11/22/2012US20120293084 Operating circuit applied to backlight and associated method
11/22/2012US20120293083 High Frequency Multi-Voltage And Multi-Brightness LED Lighting Devices And Systems And Methods Of Using Same
11/22/2012US20120293082 Light emitting device open/short detection circuit
11/22/2012US20120293081 Operating circuit applied to backlight and associated method
11/22/2012US20120293080 Current balancing circuit
11/22/2012US20120293079 Light emission control of external flash for digital camera
11/22/2012US20120293078 LED Driver Including Color Monitoring
11/22/2012US20120293077 Energy management control for solar-powered lighting devices
11/22/2012US20120293076 Doppler Radar Motion Detector for an Outdoor Light Fixture
11/22/2012US20120293075 Interactive lighting control system and method
11/22/2012US20120293074 Method and System for Determining Signal State
11/22/2012US20120293072 Frequency-variable dimming control apparatus for light-emitting diodes and method for operating the same
11/22/2012US20120293068 Extended reach recharegable lighting systems
11/22/2012DE212010000203U1 Ein verteiltes Smart-Fernbedienungssystem für die Solar Straßenbeleuchtung sowie die entsprechendeSteuerungsmethode A distributed smart remote control system for solar street lighting, and the corresponding control method
11/22/2012DE19782170B3 Zeitschalter Time switch
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