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)
05/2005
05/12/2005DE202005000512U1 Sequence switching of light emitting diode groups used a shift register of D type flip flops with a half pulse delay
05/11/2005EP1530178A1 Intelligent switch with touch sensor
05/11/2005EP1529509A1 Delayed intensity light for infant care apparatus
05/11/2005EP1417661B1 Warning system
05/11/2005CN2699618Y An environment protective road lamp
05/11/2005CN2699617Y Trigger circuit of solar energy lamp
05/11/2005CN2699616Y Three-phase intelligent lighting controller
05/11/2005CN2699615Y Rectangular or square LED packaging structure and display screen unit thereof
05/11/2005CN2699385Y Traffic warning lamp circuit controlling device
05/11/2005CN1615065A Lighting device for discharge lamp
05/11/2005CN1615062A Lumination controlling system
05/11/2005CN1615061A Fluorescent tube module and back light module
05/11/2005CN1201638C Electrical light socket
05/11/2005CN1201636C Supply assembly for LED lighting module
05/10/2005US6892168 Lamp monitoring and control system and method
05/10/2005US6891927 Light generation apparatus, exposure apparatus, and device manufacturing method
05/10/2005US6891335 Electric gas lighting device
05/10/2005US6891284 Electronic timer with photosensor
05/07/2005CA2483575A1 Delayed intensity light for infant care apparatus
05/06/2005WO2005041146A1 Wireless remote control
05/06/2005WO2005040675A2 Horizontally and vertically adjustable lighting system and method
05/06/2005WO2004107636A3 Deriving power for a wireless network component from the power source of a fluorescent light
05/05/2005US20050097162 Wireless internet lighting control system
05/05/2005US20050095984 Wireless switch
05/05/2005US20050094635 Ethernet SCSI simulator for control of shows
05/05/2005US20050094110 Projector and drive control of light source lamp for projector
05/05/2005US20050093488 Method and apparatus for controlling driving current of illumination source in a display system
05/05/2005US20050093484 Systems and methods for fault protection in a balancing transformer
05/05/2005US20050093483 Systems and methods for a transformer configuration for driving multiple gas discharge tubes in parallel
05/05/2005US20050093482 Systems and methods for a transformer configuration with a tree topology for current balancing in gas discharge lamps
05/05/2005US20050093475 Inductively coupled ballast circuit
05/05/2005US20050093472 Balancing transformers for ring balancer
05/05/2005US20050093471 Current sharing scheme for multiple CCF lamp operation
05/05/2005US20050093457 Self test emergency ballast
05/04/2005EP1528844A2 Microprocessor controlled time domain switching of color-changing lights
05/04/2005EP1528843A1 Method for maintenance of a technical system
05/04/2005EP1527300A1 Lamp system with green-blue gas-discharge lamp and yellow-red led
05/04/2005CN2698004Y Illumination device for corridor
05/04/2005CN2697828Y LED integrated module with constant current function
05/04/2005CN2696383Y All-weather bag with signalling for help used for traffic safety
05/04/2005CN1612664A Frequency-controlled lighting system
05/04/2005CN1612319A 加工装置 Processing device
05/03/2005US6889174 Remotely controllable distributed device monitoring unit and system
05/03/2005US6888472 Programmable timer unit for use in a remote control load management system
05/03/2005US6888454 Fault diagnosis circuit for LED indicating light
05/03/2005US6888357 Electric circuit arrangement and method for checking the intactness of a photodiode array
05/03/2005US6888323 Light management system device and method
05/03/2005US6888315 Wireless network lamp
04/2005
04/28/2005WO2005039239A2 Ballast protecting device
04/28/2005WO2005038828A2 A current sharing scheme and device for multiple ccf lamp operation
04/28/2005US20050090181 Device integrated into a card to activate and/or deactivate a light, sound or light and sound module by means of blowing
04/28/2005US20050088120 Automatic power control module for battery powered devices
04/28/2005US20050088119 Microprocessor controlled time domain switching of color-changing lights
04/28/2005US20050088118 Light string repair devices
04/28/2005US20050087702 Multi-mode electromagnetic radiation emitting device
04/28/2005US20050087675 Automatic momentary secondary light source assembly
04/28/2005DE202005002173U1 Lighting device for universal lighting structures has a chain of luminous diodes joined up in a circuit in series with Zener diodes to shunt each diode
04/28/2005CA2485783A1 Method for maintaining a technical facility
04/27/2005EP1525747A2 Method of and system for controlling an ambient light and lighting unit
04/27/2005EP1129603A4 A power supply system for a fluorescent lamp
04/27/2005CN2696266Y Energy-saving solar lighting device of pulsewidth modulation
04/27/2005CN2696265Y Electric-saving controller for streetlight
04/27/2005CN2696264Y Automatic controller of energy-saving lighting switch
04/27/2005CN2696263Y Improvement of sheet-shaped luminous device attached on carry-on article
04/27/2005CN2695778Y Lighting device for karst cave
04/27/2005CN1611003A Circuit with an photo-electronic display unit
04/27/2005CN1610928A Light controller and system for sensitivity control
04/27/2005CN1609923A Road sigh panel with internal background lamp
04/27/2005CN1609679A Backlight assembly and display device with the same assembly
04/26/2005US6886155 Method and system for implementing virtual functions of an interface
04/26/2005US6885297 Process for management of a light signaling device, and a device using this process, particularly for avionics
04/26/2005US6885155 Arrangement for activating a display device with voltage multiplier
04/23/2005CA2849845A1 Multi-mode electromagnetic radiaton emitting device
04/23/2005CA2485762A1 Multi-mode electromagnetic radiaton emitting device
04/21/2005US20050083704 Wide area lighting apparatus and effects system
04/21/2005US20050083697 Smart shadowless illumination system
04/21/2005US20050083690 Horizontally and vertically adjustable lighting system and method
04/21/2005US20050083626 Intelligent electrical devices
04/21/2005US20050083487 Gobo virtual machine
04/21/2005US20050082989 Process and apparatus for improving LED performance
04/21/2005US20050082553 Light emission control apparatus and light emission control method with temperature-sensitive driving current control
04/21/2005CA2539237A1 A method and circuit for repetitively firing a flash lamp or the like
04/20/2005EP1524892A2 Operating circuit with heat sink for lamp
04/20/2005EP1524885A1 Lighting system
04/20/2005EP1524750A2 Wireless signal transmitter and detector
04/20/2005EP1523864A1 Communications system for airport signalling devices
04/20/2005CN2694704Y Intelligent and energy conserving single lamp controller
04/20/2005CN2694702Y Decoration lamp and lamp string
04/20/2005CN2694700Y Intelligent type ballast system
04/20/2005CN2694699Y Solar energy powered garden lamp and road lamp controller
04/20/2005CN2694698Y Intelligent type lamp decoration electronic controller
04/20/2005CN2694697Y Electricity saving convenient lamp
04/20/2005CN2694696Y Novel night luminous lamp with micro power consumption
04/20/2005CN2694695Y Intelligent high power LED driver
04/20/2005CN2694395Y Safe low pressure emergency lighting electronic equipment with fire/theft alarm monitoring function
04/20/2005CN2693051Y Sparking ornaments
04/20/2005CN1608276A Method and apparatus for controlling operation of electric appliances
04/20/2005CN1607883A 自然光产生装置 Natural light generating means
04/20/2005CN1607624A A seesaw type electronic switch and method of use thereof
04/19/2005US6880957 Lighting apparatus with electronic shadow compensation
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