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Class Information
Number: 315/291
Name: Electric lamp and discharge devices: systems > Current and/or voltage regulation
Description: Systems which include means to regulate the current and/or voltage supplied to the load device.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7619447 |
High voltage high side transistor driver |
Nov. 17, 2009 |
| 7619372 |
Method and apparatus for driving a light emitting diode |
Nov. 17, 2009 |
| 7619371 |
Inverter for driving backlight devices in a large LCD panel |
Nov. 17, 2009 |
| 7619370 |
Power allocation methods for lighting devices having multiple source spectrums, and apparatus employing same |
Nov. 17, 2009 |
| 7619369 |
Method and circuit arrangement for operating a discharge lamp |
Nov. 17, 2009 |
| 7619362 |
Outer jacket leak detection method and ballast implementing the method |
Nov. 17, 2009 |
| 7615941 |
Apparatus and method for maximizing the longevity of arc tube bulbs during pulsing operation |
Nov. 10, 2009 |
| 7615940 |
Gate driver topology for maximum load efficiency |
Nov. 10, 2009 |
| 7615939 |
Spectrally calibratable multi-element RGB LED light source |
Nov. 10, 2009 |
| 7615938 |
Method and system for variable LED output in an electronic device |
Nov. 10, 2009 |
| 7615937 |
High-pressure discharge lamp lighting device and lighting fixture |
Nov. 10, 2009 |
| 7615933 |
Pulsed dielectric barrier discharge |
Nov. 10, 2009 |
| 7615931 |
Pulsed dielectric barrier discharge |
Nov. 10, 2009 |
| 7613020 |
Discharge lamp ballast apparatus comprising DC/DC converters having at least two transformers and outputting two kinds of voltages |
Nov. 3, 2009 |
| 7612506 |
Method for controlling light-emission of a light-emitting diode light source |
Nov. 3, 2009 |
| 7612505 |
Liquid crystal display backlight inverter |
Nov. 3, 2009 |
| 7612504 |
Lamp with integral voltage converter having phase-controlled dimming circuit for reducing RMS load voltage |
Nov. 3, 2009 |
| 7609098 |
Driver circuit for electronic components |
Oct. 27, 2009 |
| 7609007 |
Dimmer adaptable to either two or three active wires |
Oct. 27, 2009 |
| 7605809 |
Driver and method for driving a semiconductor light emitting device array |
Oct. 20, 2009 |
| 7605792 |
Driving method and circuit for automatic voltage output of active matrix organic light emitting device and data drive circuit using the same |
Oct. 20, 2009 |
| 7605547 |
Addressable LED architecture |
Oct. 20, 2009 |
| 7605546 |
Discharge lamp lighting apparatus and semiconductor integrated circuit |
Oct. 20, 2009 |
| 7605545 |
Control system for multiple fluorescent lamps |
Oct. 20, 2009 |
| 7599107 |
Electro-optical device, electronic apparatus, and driving method |
Oct. 6, 2009 |
| 7598859 |
Method and system for controlling lighting |
Oct. 6, 2009 |
| 7598684 |
Methods and apparatus for controlling devices in a networked lighting system |
Oct. 6, 2009 |
| 7598683 |
Control of light intensity using pulses of a fixed duration and frequency |
Oct. 6, 2009 |
| 7598682 |
Current regulator apparatus and methods |
Oct. 6, 2009 |
| 7598681 |
Methods and apparatus for controlling devices in a networked lighting system |
Oct. 6, 2009 |
| 7598680 |
Electronic power protection circuit and applications thereof |
Oct. 6, 2009 |
| 7598679 |
Integrated circuit capable of synchronization signal detection |
Oct. 6, 2009 |
| 7598677 |
Multiple failure detection shutdown protection circuit for an electronic ballast |
Oct. 6, 2009 |
| 7595785 |
Display device and driving device for a light source |
Sep. 29, 2009 |
| 7595596 |
Power-saving control circuit and method for OLED panel |
Sep. 29, 2009 |
| 7595595 |
System and method for current and/or temperature control of light fixtures |
Sep. 29, 2009 |
| 7593241 |
Hybrid power supply system |
Sep. 22, 2009 |
| 7592925 |
Lighting control having an idle state with wake-up upon actuation |
Sep. 22, 2009 |
| 7592758 |
Stabilizer with brightness control for high intensity discharge lamp |
Sep. 22, 2009 |
| 7592757 |
System and method for dimming one or more light source |
Sep. 22, 2009 |
| 7592755 |
Light source driving circuit |
Sep. 22, 2009 |
| 7592754 |
Method and apparatus for driving a light emitting diode |
Sep. 22, 2009 |
| 7592750 |
Fluorescent lamp with external electrodes |
Sep. 22, 2009 |
| 7589479 |
Backlight driving apparatus of liquid crystal display and method for driving backlight driving apparatus |
Sep. 15, 2009 |
| 7589478 |
Inverter circuit for discharge lamps for multi-lamp lighting and surface light source system |
Sep. 15, 2009 |
| 7586274 |
LED light output linearization |
Sep. 8, 2009 |
| 7586273 |
Method and apparatus for achieving perceived light mixing via alternating different colored LEDS |
Sep. 8, 2009 |
| 7586272 |
Cold cathode fluorescent lamp, cold cathode fluorescent lamp driving apparatus, cold cathode fluorescent lamp apparatus, liquid crystal display apparatus, control method for cold cathode fluor |
Sep. 8, 2009 |
| 7586271 |
Efficient lighting |
Sep. 8, 2009 |
| 7586270 |
Circuit and method for the operation of miniature high pressure short-arc lamps using alternating current |
Sep. 8, 2009 |
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