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Class Information
Number: 315/312
Name: Electric lamp and discharge devices: systems > Plural load device systems
Description: Systems having a plurality of load devices connected in the system.










Sub-classes under this class:

Class Number Class Name Patents
315/313 Electric switch in the supply circuit 115
315/324 Plural discharge device loads 276
315/323 Sequential starting 111


Patents under this class:
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Patent Number Title Of Patent Date Issued
8111015 Brightness-adjustable illumination driving system Feb. 7, 2012
8111013 Method and firmware for controlling voltage and current in a fluorescent lamp array Feb. 7, 2012
8111012 Method and firmware for controlling an inverter voltage by drive signal frequency Feb. 7, 2012
8111010 Dimmable operating device having internal dimming characteristic Feb. 7, 2012
8111009 Light adjustment circuit for alternating-current light emitting diodes (AC-LED's) Feb. 7, 2012
8111008 Multiple-input electronic ballast with processor Feb. 7, 2012
8111007 Electronic device capable of controlling LED brightness and method thereof Feb. 7, 2012
8111005 Voltage supply module and backlight assembly having the same Feb. 7, 2012
8111004 Color navigation system Feb. 7, 2012
8111001 LED with integrated constant current driver Feb. 7, 2012
8110996 Modular wireless lighting control system using a common ballast control interface Feb. 7, 2012
8110995 Illumination system comprising a plurality of light sources Feb. 7, 2012
8110989 Lighting controller of lighting device for vehicle Feb. 7, 2012
8106607 Network master for wireless fluorescent lamp lighting control networks Jan. 31, 2012
8106604 LED driver with dynamic power management Jan. 31, 2012
8106595 Backlight assembly and liquid crystal display including the same Jan. 31, 2012
8104917 LED curtain Jan. 31, 2012
8098027 Light-emitting device driving circuit for dynamically adjusting turn-off time length of switch Jan. 17, 2012
8098026 Lighting control circuit Jan. 17, 2012
8098025 LED flash bulb decorating light Jan. 17, 2012
8098019 Driving circuit of multi-lamps Jan. 17, 2012
8093832 Backlight unit with reduced inverter noise and liquid crystal display apparatus having the same Jan. 10, 2012
8093830 Semiconductor light source driving apparatus and semiconductor light source driving method Jan. 10, 2012
8093827 Light source module, light source assembly having the same and display device having the light source module Jan. 10, 2012
8093823 Light sources incorporating light emitting diodes Jan. 10, 2012
8089218 Lighting devices Jan. 3, 2012
8089217 Reconfigurable LED array and use in lighting system Jan. 3, 2012
8085447 Image reading apparatus and image reading method Dec. 27, 2011
8084960 Circuits and methods for powering light source with balanced currents Dec. 27, 2011
8084958 Device for generating light with a variable color Dec. 27, 2011
8084957 Illuminating apparatus for display device and display device having same Dec. 27, 2011
8083367 Emergency exit route illumination system and methods Dec. 27, 2011
8076870 LED illumination system with multiple independent loops Dec. 13, 2011
8076869 Quantum dimming via sequential stepped modulation of LED arrays Dec. 13, 2011
8076864 Circuit configuration for starting and operating at least one discharge lamp Dec. 13, 2011
8076858 Light sensing apparatus and method for luminaire calibration Dec. 13, 2011
8076856 LED lamp Dec. 13, 2011
8072159 Multi-lamp driving circuit Dec. 6, 2011
8072158 Dimming interface for power line Dec. 6, 2011
8072152 Limited flicker light emitting diode string Dec. 6, 2011
8072151 Inverter circuit Dec. 6, 2011
8067906 Multi-way sensor switch Nov. 29, 2011
8067898 Power supply device for light elements and method for supplying power to light elements Nov. 29, 2011
8067896 Digitally controlled current regulator for high power solid state lighting Nov. 29, 2011
8067894 Light source system Nov. 29, 2011
8063578 Method and firmware for generating a digital dimming waveform for an inverter Nov. 22, 2011
8063573 Backlight assembly and a display device having the same Nov. 22, 2011
8058809 Circuits and methods for balancing current among multiple loads Nov. 15, 2011
8058806 Fluorescent task lamp with optimized alignment and ballast Nov. 15, 2011
8054010 Display device illuminating device and display device provided with the illuminating device Nov. 8, 2011

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