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Browse by Category: Main > Electrical & Energy
Class Information
Number: 315/156
Name: Electric lamp and discharge devices: systems > With radiant energy sensitive control means > Radiant energy control of an electric discharge device in the supply circuit of the load device
Description: Systems having a discharge device connected either in electrical series relation or electrical shunt relation to the source of current supply for the load device and the load device the operation of the discharge device being controlled by the radiant energy sensitive means.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8643287 Lighting device with switchable day/night illumination mode Feb. 4, 2014
8629617 Electrical wiring device Jan. 14, 2014
8558467 Adjustable lighting system for fluorescent lamp and sensing apparatus of the adjustable lighting system Oct. 15, 2013
8436549 Drive circuit for a color temperature tunable LED light source May. 7, 2013
8427069 Current-regulated power supply with soft-start protection Apr. 23, 2013
8400065 Dual light sensors on a portable electronic device Mar. 19, 2013
8395595 Touch sensor, display device with touch sensor, and method of generating location data Mar. 12, 2013
8319441 Road lamp dimming control device Nov. 27, 2012
8294373 Illumination apparatus and control device for controlling the illumination apparatus Oct. 23, 2012
8264156 Method and system for luminance characterization Sep. 11, 2012
8237375 Illuminating system and method thereof Aug. 7, 2012
8232731 Automatic adaptation of shed lighting Jul. 31, 2012
8227731 Closed loop daylight harvesting light control system having auto-calibration Jul. 24, 2012
8203260 Color temperature tunable white light source Jun. 19, 2012
8106602 Backlight assembly, display apparatus having the backlight assembly and method of preventing a current controller of the backlight assembly from being shut down Jan. 31, 2012
8081216 Lighting control system and method Dec. 20, 2011
8013533 Method and driver for determining drive values for driving a lighting device Sep. 6, 2011
7915829 Remotely monitored and controlled distributed emergency power system Mar. 29, 2011
7902491 Device for regulating the backlighting of an LC display Mar. 8, 2011
7834555 Method and system for luminance characterization Nov. 16, 2010
7809963 User space power controller Oct. 5, 2010
7772787 Light source and method for optimising illumination characteristics thereof Aug. 10, 2010
7755294 Vehicle headlight beam controls Jul. 13, 2010
7741782 Lighting fixtures incorporating Rf antennae Jun. 22, 2010
7688312 Touch-sensitive device for scrolling a document on a display Mar. 30, 2010
7663320 Display apparatus and control method thereof Feb. 16, 2010
7633232 Electronic candle and method of use Dec. 15, 2009
7626509 Solar light for home security signs Dec. 1, 2009
7608807 Closed loop daylight harvesting light control system having auto-calibration Oct. 27, 2009
7466302 Display apparatus and method of driving the same Dec. 16, 2008
7432659 Back light unit and liquid crystal display device using the same Oct. 7, 2008
7327090 Electronic module, methods of manufacturing and driving the same, and electronic instrument Feb. 5, 2008
7239309 Display drivers Jul. 3, 2007
7157856 Apparatus and method for controlling headlight in vehicle and headlight lamp having multifunction structure Jan. 2, 2007
7113541 Method for software driven generation of multiple simultaneous high speed pulse width modulated signals Sep. 26, 2006
6979953 Auto-operated dip switching mechanism Dec. 27, 2005
6946802 Electronic module, methods of manufacturing and driving the same, and electronic instrument Sep. 20, 2005
6841947 Systems and methods for controlling brightness of an avionics display Jan. 11, 2005
6583573 Photosensor and control system for dimming lighting fixtures to reduce power consumption Jun. 24, 2003
6353291 Electroluminescent lamp controller Mar. 5, 2002
6344641 System and method for on-chip calibration of illumination sources for an integrated circuit display Feb. 5, 2002
6300721 Photocontrol arrangement with mechanically held contacts for controlling an outdoor lighting system Oct. 9, 2001
6275163 Automatic switch dimmer device Aug. 14, 2001
6175196 Photo-sensitive illuminated skate wheel Jan. 16, 2001
6160352 Automated switching device with feedback resistance for lighting means Dec. 12, 2000
6153985 LED driving circuitry with light intensity feedback to control output light intensity of an LED Nov. 28, 2000
6114812 Remote control unit for incandescent lamp Sep. 5, 2000
6075324 Small portable apparatus with EL device producing reduced noise Jun. 13, 2000
6060838 Illumination device May. 9, 2000
6016035 Light assembly, preferably tail light assembly, of a vehicle, preferably a motor vehicle Jan. 18, 2000

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