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)
10/2005
10/05/2005CN1677813A Device for controlling drive voltage supplied to multiple loads
10/05/2005CN1676371A Vehicular headlamp
10/04/2005US6952084 Intelligent electrical switching device
10/02/2005CA2503416A1 Lamp and lamp set
09/2005
09/29/2005WO2005090859A1 Remote light control
09/29/2005WO2005089309A2 Power control methods and apparatus
09/29/2005WO2005089293A2 Methods and systems for providing lighting systems
09/29/2005US20050213353 LED power control methods and apparatus
09/29/2005US20050213352 Power control methods and apparatus
09/29/2005US20050213329 Positional responsive traffic sign and system
09/29/2005US20050213315 Positional responsive illuminated hand device and system
09/29/2005US20050212458 Electronic ballast with closed loop control using composite current and voltage feedback and method thereof
09/29/2005US20050212456 Microwave energized plasma lamp with dielectric waveguide
09/29/2005US20050212455 Standby lighting control for high intensity discharge lamp
09/29/2005US20050212454 Lighting system
09/29/2005US20050212443 Crime-prevention lighting device
09/29/2005DE202005009106U1 Hand inspection lamp, has operating unit with operating path of specific value and arranged at upper end of grip section in a manner that operation of lamp is possible while holding lamp
09/29/2005DE102005011336A1 Lichtquellenmodul und Fahrzeugleuchte Light source module and vehicle light
09/29/2005DE102005001685A1 System und Verfahren zum Erzeugen weißen Lichts unter Verwendung von LEDs System and method for generating white light using LEDs
09/29/2005DE102004026783A1 Vorrichtung zum Steuern einer CCFL und Verfahren zum Betreiben derselben An apparatus for controlling a CCFL and methods of operating the same
09/29/2005DE102004012216A1 Illuminant e.g. gas discharge lamp, operating devices controlling method for use in building, involves disconnecting one of devices from illuminant by DC-switch of DC-output circuit when switch is controlled by power factor correction unit
09/29/2005DE102004012215A1 Luminous medium-operating devices controlling method, involves adjusting load of DC-output circuits using AC/DC converter and feeding cascaded DC/DC converter, that provides different output voltages, to power factor correction modules
09/29/2005DE102004011641A1 Load dimming arrangement via ballast device e.g. for fluorescent tube lighting device, has dimmer connected to phase line of AC voltage network
09/29/2005DE102004009583A1 Ballast for e.g. gas-discharge lamp, has capacitor and resistor forming dim arrangement that reduces lamp current supplied to lamp by receiving failure signal, which indicates failure of supply voltage
09/29/2005CA2730210A1 Power control methods and apparatus
09/28/2005EP1579738A1 Method of configuration a wireless-controlled lighting system
09/28/2005EP1579737A1 System and method for lighting control network recovery from master failure
09/28/2005EP1579422A1 Method and system to mark an audio signal with metadata
09/28/2005EP1419425A4 Power-conservation system
09/28/2005CN2730074Y High-efficient conversion lighting energy-saving device
09/28/2005CN2730073Y Automatic controller for lights of vehicle
09/28/2005CN2729513Y LED lamp module and lamp string
09/28/2005CN2728843Y Automatic protection capacity type flash relay
09/28/2005CN1675964A Method for controlling the luminous flux spectrum of a lighting fixture
09/28/2005CN1675888A A network establishment and management protocol
09/28/2005CN1675605A Closed loop current control circuit and method thereof
09/28/2005CN1674756A 放电灯点灯装置 The discharge lamp lighting device
09/28/2005CN1674754A Controlling apparatus for luminous lamp group accompanied by music broadcasting
09/27/2005US6950079 Light emitting diode driving circuit
09/27/2005US6949892 Light emitting element drive device and electronic device light emitting element
09/27/2005US6949891 Light quantity adjusting method, light quantity adjusting apparatus, and image forming apparatus
09/27/2005US6949889 Wide input voltage range light emitting diode driver
09/27/2005US6948823 Wide area lighting apparatus and effects system
09/22/2005WO2005089030A1 Lamp driver using solar cells
09/22/2005WO2005089029A1 Remotely controllable switch for incorporating in a wall socket
09/22/2005WO2005088192A1 Apparatus and method for providing motion actuated light
09/22/2005US20050209826 Lamp monitoring and control unit and method
09/22/2005US20050207159 System and method for providing multi-functional lighting using high-efficiency lighting elements in an environment
09/22/2005US20050206788 Controlling ambient light
09/22/2005US20050206529 Intelligent light degradation sensing LED traffic signal
09/22/2005US20050206325 Drive device and drive method of light emitting elements
09/22/2005US20050206323 Electric power supply apparatus having input switching circuit
09/22/2005US20050205971 Holiday Light String Devices
09/22/2005DE202005004912U1 Electric candle for mains operation has light diodes in flame and an electrical circuit in the candle housing to supply the light diodes from the mains
09/22/2005DE102004009993A1 Elektronisches Vorschaltgerät mit programmierbarer oder konfigurierbarer Steuereinheit Electronic ballast with programmable or configurable controller
09/22/2005CA2559612A1 Apparatus and method for providing motion actuated light
09/21/2005EP1578176A2 Integrated system for the diagnosis and controlling of fluorescent lamps
09/21/2005EP1578171A1 LED bulb with remote controller
09/21/2005EP1577866A2 Apparatus and method for driving field emission display device
09/21/2005EP1325670B1 Electroluminescent lighting device
09/21/2005EP0992104B1 Low voltage illumination system
09/21/2005CN2728159Y Panel indicating lamp dimmer
09/21/2005CN2728158Y Remote control dimmer
09/21/2005CN2728157Y A decorative lamp power supply
09/21/2005CN1672183A Crime-prevention lighting device
09/21/2005CN1671989A Lamp system with green-blue gas-discharge lamp and yellow-red led
09/21/2005CN1671988A Interactive modular system
09/21/2005CN1671907A Drum washing machine
09/21/2005CN1670544A Intelligent microwave induction system
09/20/2005US6946806 Method and apparatus for controlling minimum brightness of a fluorescent lamp
09/20/2005US6946805 Controller for a light display
09/15/2005WO2005086544A1 Man-machine interface
09/15/2005WO2005086543A1 Uninterrupted emergency light using li-ion or li-polymer secondary battery
09/15/2005WO2005086542A1 Lighting equipment
09/15/2005WO2005086245A2 Led light bulb with active ingredient emission
09/15/2005WO2005084431A1 Fishing lure
09/15/2005US20050201115 Light source module and vehicular lamp
09/15/2005US20050200578 Method and apparatus for controlling an LED based light system
09/15/2005US20050200318 Stage lighting lamp unit and stage lighting system including such unit
09/15/2005US20050200315 Sampling for color control feedback using an optical cable
09/15/2005US20050200311 Light source control system
09/15/2005US20050200307 Lamp current control circuit
09/15/2005US20050200306 Mobile stage lighting system
09/15/2005US20050200303 Lighting device for discharge lamp
09/15/2005US20050200300 Current drive circuit and display device using same, pixel circuit, and drive method
09/15/2005US20050200299 Display panel driving apparatus
09/15/2005US20050200297 Fluid jet head with driving circuit of a heater set
09/15/2005US20050200296 Method and device for flat panel emissive display using shielded or partially shielded sensors to detect user screen inputs
09/15/2005US20050200295 System and method for producing white light using LEDs
09/15/2005US20050200294 Sidelight illuminated flat panel display and touch panel input device
09/15/2005US20050200293 Penlight and touch screen data input system and method for flat panel displays
09/15/2005US20050200292 Emissive display device having sensing for luminance stabilization and user light or touch screen input
09/15/2005US20050200291 Method and device for reading display pixel emission and ambient luminance levels
09/15/2005US20050200290 Illumination apparatus and image projection apparatus using the apparatus
09/15/2005DE102004006006B4 Tree light arrangement has local switched electrical power supply, electronic module per light, signal input connected by single pole electrical contact to light source clamp attached to tree
09/15/2005DE102004001862B3 Control device for controlling a lighting element has first and second signal converters with respective threshold values
09/14/2005EP1575341A1 Dimmer
09/14/2005EP1573479A2 Image acquisition and processing methods for automatic vehicular exterior lighting control
09/14/2005EP1297724A4 Rechargeable lamp system
09/14/2005CN2726272Y Infrared remote-light modulating switch
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