Patents
Patents for H05B 37 - Circuit arrangements for electric light sources in general (57,776)
04/2001
04/03/2001US6211627 Lighting systems
04/03/2001US6211626 Illumination components
04/03/2001US6211624 Method and device for the modulation of the intensity of fluorescent lamps
03/2001
03/29/2001WO2001022781A1 Signal generator and control unit for sensing signals of signal generator
03/29/2001DE10021291A1 Light source driver adds direct current from battery installed in vehicle and alternating current from inverter to supply lamp with summed current
03/28/2001EP1087645A2 Determining remaining operating life of fluorescent lamp
03/28/2001EP1087643A2 Lamp lighting control circuit
03/27/2001US6208090 Reduced voltage and time delay to eliminate filament hot shock
03/21/2001CN1288348A After-edge phase controlled light modulator
03/20/2001US6204615 Intelligent outdoor lighting control system
03/20/2001US6204614 Bi-level output electronic high intensity discharge (HID) ballast system
03/15/2001WO2000056121A9 Circuit arrangement and signal light provided with said circuit arrangement
03/15/2001DE19942825A1 Controllable colored light has dimmer light sources of various colors; 1-n fluorescent tubes of 1-n colors can be fitted for easy replacement, driven by adapters with high frequency modulation
03/14/2001EP1083584A1 Improved switching system
03/14/2001EP0904673B1 Automatic light controller
03/14/2001CN2423698Y Low-cost energy-saving neon lamp
03/13/2001US6201353 LED array employing a lattice relationship
03/08/2001DE19929642A1 Energy storage circuit in illumination circuit derives threshold value from second signal value plus difference from first signal value and initiates off state independently of this
03/06/2001US6198229 Luminescent control by sensing wind speed
02/2001
02/28/2001EP1078555A1 Lamp fault detection
02/28/2001EP1078344A2 Lighting installation, for instance, airport or road navigation lights, obstacle warning lights, advisory, warning and signal lights or the like
02/28/2001CN2421794Y Electricity-saving device
02/27/2001US6194847 Photoelectric lamp control with timer adjustable by light blockage
02/27/2001US6194839 Lattice structure based LED array for illumination
02/22/2001WO2001013355A2 Method for measuring a lighting condition and an apparatus thereof
02/22/2001WO2001013038A1 Solar-powered apparatus
02/22/2001DE19937422A1 Verfahren und Anordnung zur Überwachung einer Gasentladungslampe Method and apparatus for monitoring a gas discharge lamp
02/22/2001DE19934971A1 Adressierbare Schalteinrichtung für Installations-Bus-System Addressable switching device for installation bus system
02/21/2001EP1077017A1 Circuit arrangement and signal light provided with said circuit arrangement
02/21/2001CN1284832A Method and device for detecting gas discharge lamp
02/15/2001WO2001011926A1 Lighting control system including a wireless remote sensor
02/15/2001DE19935003A1 Mains power supply network with information transmission has wireless transmitter or receiver built into lamp or power socket and connected via converter to mains network
02/14/2001EP1076478A2 Method and device for monitoring a gas discharge lamp
02/14/2001EP1076477A2 Solar cell for lighting purpose
02/14/2001CN2419784Y Intellectual Wireless controller for switch cabinet for lamp posts in street
02/13/2001US6188933 Electronically controlled stage lighting system
02/13/2001US6188182 Power control apparatus for lighting systems
02/13/2001US6188181 Lighting control system for different load types
02/08/2001WO2001010174A1 An improvement of a structure of an electronic writing belt
02/08/2001CA2381916A1 An improvement of a structure of an electronic writing belt
02/07/2001EP1075085A1 Wire-less light-controlled electrical combinable switch
02/06/2001US6184744 Internal power supply voltage generation circuit that can suppress reduction in internal power supply voltage in neighborhood of lower limit region of external power supply voltage
02/06/2001US6183086 Variable multiple color LED illumination system
01/2001
01/31/2001EP1073178A2 Adressable switching arrangement for installation bus system
01/31/2001EP1072842A2 Power tools having lighting devices
01/31/2001EP1072172A1 Dual-use electronic transceiver set for wireless data networks
01/31/2001EP1072171A2 Circuit arrangement
01/31/2001EP1072109A1 Analog and digital electronic transceivers for dual-use wireless data networks
01/30/2001US6181086 Electronic ballast with embedded network micro-controller
01/30/2001US6181082 Ballast power control circuit
01/30/2001US6181072 Apparatus and methods for dimming gas discharge lamps using electronic ballast
01/27/2001CA2309514A1 270 motion sensor
01/25/2001WO2000054233A3 Signalling device
01/24/2001EP1071054A2 Lens for a motion detector
01/18/2001WO2001005195A1 Systems and methods for authoring lighting sequences
01/18/2001WO2001005193A1 Flyback converter as led driver
01/18/2001CA2343062A1 Flyback converter as led driver
01/17/2001EP1068602A1 Control system for building automation controlled by human physiological signals
01/17/2001CN2415574Y Super-long-range radio control device for remote controlled street lamp
01/16/2001US6175771 Lighting communication architecture
01/16/2001US6175201 Addressable light dimmer and addressing system
01/16/2001US6175196 Photo-sensitive illuminated skate wheel
01/16/2001US6174073 Radio frequency remote-controllable lighting system having plurality of lighting units
01/11/2001WO2001003475A1 Switch control unit
01/11/2001WO2001003474A1 Control circuit for led and corresponding operating method
01/11/2001DE19930329A1 Arrangement for setting and operating fixed installed switching signal generators has receiver unit connected to signal generator, transmitter unit for wireless transfer of control signal(s)
01/11/2001CA2341657A1 Drive circuit for leds, and an associated operating method
01/10/2001EP1067826A2 Dimmer unit
01/10/2001EP0883889B1 Novel daylight lamp
01/10/2001CN2414579Y Electronic controller for multi-socket lamp set
01/10/2001CN1279879A Energy saving lighting controller
01/09/2001US6172475 Movable barrier operator
01/07/2001CA2312560A1 Circuit override
01/04/2001DE19930174A1 Ansteuerschaltung für LED und zugehöriges Betriebsverfahren A drive circuit for LED and operating method thereof
01/03/2001CN2413465Y Electronic power-saving device
01/03/2001CN1278676A Information terminal apparatus setted with background light
01/02/2001US6169377 Lighting control with wireless remote control and programmability
01/02/2001US6169376 Gas discharge tube changeable color display and digital controller system
12/2000
12/28/2000WO2000078681A2 Point-of-use water treatment system
12/28/2000WO2000078678A2 Fluid treatment system with electromagnetic radiation
12/28/2000WO2000046657A3 Method and system for generating a user interface for distributed devices
12/28/2000CA2541462A1 Fluid treatment system
12/27/2000EP1062846A1 Lighting device controlled by motion sensor
12/27/2000EP1062845A1 Apparatus for and method of transmitting and receiving data over a low voltage power distribution system
12/27/2000EP1062548A1 A system and method for optimizing environments to facilitate agent processes
12/27/2000CN2412278Y Inner ring type inducer with improved structure for light modulator
12/26/2000US6166640 Bicolor indicator lamp for room occupancy sensor
12/26/2000US6166497 Electronic control system for lighting lamps
12/26/2000US6166496 Lighting entertainment system
12/20/2000EP1061780A2 Surgery light source with discharge lamps
12/20/2000CN1277491A Automatic switch with infrared detector
12/19/2000US6163275 Remotely controlled dimmer
12/19/2000US6163248 Cup luminous apparatus and its control method
12/19/2000US6163113 Protecting device for a string of series connected lamps
12/14/2000WO2000076034A1 Network for remote administration of street lighting inter alia and methods to carry out said administration
12/14/2000DE19926690A1 Operationsleuchte mit Entladungslampen Operation lamp with discharge lamps
12/14/2000DE19917108A1 Pocket torch has photovoltaic charging of energy storage device, one or more white light emitting LEDs, whereby all LEDs can be used irrespective of manner of generating white light
12/13/2000CN1276698A Intelligent solar lighting equipment
12/12/2000US6160582 Apparatus for manipulating an operating theater lamp
12/12/2000US6160359 Apparatus for communicating with a remote computer to control an assigned lighting load