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Class Information
Number: 315/294
Name: Electric lamp and discharge devices: systems > Current and/or voltage regulation > Plural load device regulation
Description: Systems which include means to regulate the current or voltage supplied to two or more of the load devices.










Sub-classes under this class:

Class Number Class Name Patents
315/297 Automatic regulation 440
315/296 Inverse control of load devices 8
315/298 Mechanically connected regulators 1
315/295 Regulator selectively connectable to plural circuits 114


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13

Patent Number Title Of Patent Date Issued
8710768 Algorithm for color corrected analog dimming in multi-color LED system Apr. 29, 2014
8710772 Orbing and lighting systems Apr. 29, 2014
8710764 Solid state lighting circuit and controls Apr. 29, 2014
8704457 Power conversion circuit for light emitting diode Apr. 22, 2014
8702271 Phosphor-centric control of color of light Apr. 22, 2014
8704241 Light-emitting systems Apr. 22, 2014
8704448 Wiring boards for array-based electronic devices Apr. 22, 2014
8704455 Average output current estimation using primary-side sensing Apr. 22, 2014
8692481 Dimmer-controlled LEDs using flyback converter with high power factor Apr. 8, 2014
8692480 Power supply unit and method for controlling a power supply unit Apr. 8, 2014
8686641 Tunable LED lamp for producing biologically-adjusted light Apr. 1, 2014
8686650 LED backlight device Apr. 1, 2014
8686661 LED dimming method and LED dimming system Apr. 1, 2014
8686663 Lighting system and control method thereof Apr. 1, 2014
8680783 Bias voltage generation using a load in series with a switch Mar. 25, 2014
8674621 Constant current control circuit with multiple outputs for LED driver Mar. 18, 2014
8674610 Lighting apparatus and circuits for lighting apparatus Mar. 18, 2014
8669704 LED light source and lamp comprising such a LED light source Mar. 11, 2014
8669711 Dynamic-headroom LED power supply Mar. 11, 2014
8669721 Solid state light source based lighting device and lighting system Mar. 11, 2014
8669722 Color temperature adjustment for LED lamps using switches Mar. 11, 2014
8664891 LED white-light devices for direct form, fit, and function replacement of existing lighting devices Mar. 4, 2014
8664890 LED display device providing current correction and correction method thereof Mar. 4, 2014
8664889 Two-wire dimmer switch for low-power loads Mar. 4, 2014
8664876 Lighting device with optical pulsation suppression by polyphase-driven electric energy Mar. 4, 2014
8664874 Backlight unit and apparatus and method for controlling LED driving circuit Mar. 4, 2014
8664873 Operating circuit for light-emitting diodes Mar. 4, 2014
8664872 Circuit arrangement for operating a discharge lamp Mar. 4, 2014
8664865 Lighting system having an OLED light sensor Mar. 4, 2014
8660436 Coded light transmission and reception Feb. 25, 2014
8659239 Circuit and method for providing absolute information for floating grounded integrated circuit Feb. 25, 2014
8658882 Contactless power generation Feb. 25, 2014
8657462 Illumination module Feb. 25, 2014
8651723 LED light source with a luminescent layer Feb. 18, 2014
8653737 Controller for semiconductor lighting device Feb. 18, 2014
8653756 Electronic circuits for driving series connected light emitting diode strings Feb. 18, 2014
8654068 Enhanced resolution of luminance levels in a backlight unit of a display device Feb. 18, 2014
8648548 Current generator Feb. 11, 2014
8648547 High efficiency LED lighting Feb. 11, 2014
8648546 High efficiency lighting device including one or more saturated light emitters, and method of lighting Feb. 11, 2014
8646936 In-wall occupancy sensor with dimmable night light Feb. 11, 2014
8643299 LED lamp and driving circuit for the same Feb. 4, 2014
8643308 Spectral shift control for dimmable AC LED lighting Feb. 4, 2014
8643311 Daylight tracking simulator and/or phototherapy device Feb. 4, 2014
8638046 Light emitting device, light emitting system comprising the same, and method of fabricating thereof Jan. 28, 2014
8633653 Lighting control system with improved efficiency Jan. 21, 2014
8633650 Dimmable light source with light temperature shift Jan. 21, 2014
8629626 Dedicated LED airfield system architectures Jan. 14, 2014
8624895 Controls for digital lighting Jan. 7, 2014
8624527 Independently controllable illumination device Jan. 7, 2014

1 2 3 4 5 6 7 8 9 10 11 12 13










 
 
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