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Class Information
Number: 315/307
Name: Electric lamp and discharge devices: systems > Current and/or voltage regulation > Automatic regulation
Description: Systems wherein the regulation of the current or potential supplied to the load device is automatically controlled in response to some condition.
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 |
| 7619371 |
Inverter for driving backlight devices in a large LCD panel |
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 |
| 7615940 |
Gate driver topology for maximum load efficiency |
Nov. 10, 2009 |
| 7615939 |
Spectrally calibratable multi-element RGB LED light source |
Nov. 10, 2009 |
| 7615937 |
High-pressure discharge lamp lighting device and lighting fixture |
Nov. 10, 2009 |
| 7615933 |
Pulsed dielectric barrier discharge |
Nov. 10, 2009 |
| 7614771 |
Wireless controlled light emitting assembly |
Nov. 10, 2009 |
| 7612506 |
Method for controlling light-emission of a light-emitting diode light source |
Nov. 3, 2009 |
| 7609008 |
Method and circuit for controlling an LED |
Oct. 27, 2009 |
| 7605549 |
System and method for current and/or temperature control of light fixture |
Oct. 20, 2009 |
| 7605548 |
Electricity controller, device for lighting discharge tube, display device and electric power control method |
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 |
| 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 |
| 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 |
| 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 |
| 7595490 |
Charged particle beam emitting device and method for operating a charged particle beam emitting device |
Sep. 29, 2009 |
| 7592756 |
Driving circuit for light emitting diodes |
Sep. 22, 2009 |
| 7592755 |
Light source driving circuit |
Sep. 22, 2009 |
| 7589480 |
High intensity discharge lamp ballast |
Sep. 15, 2009 |
| 7589476 |
Power supply for external electrode fluorescent lamps |
Sep. 15, 2009 |
| 7589472 |
Electronic ballast with lamp type determination |
Sep. 15, 2009 |
| 7586408 |
Self-powered long-life occupancy sensors and sensor circuits |
Sep. 8, 2009 |
| 7586274 |
LED light output linearization |
Sep. 8, 2009 |
| 7586268 |
Apparatus and method for controlling the filament voltage in an electronic dimming ballast |
Sep. 8, 2009 |
| 7586266 |
Driver circuit for an HID lamp and method for operating an HID lamp |
Sep. 8, 2009 |
| 7586265 |
Illumination device |
Sep. 8, 2009 |
| 7583035 |
System and method for driving LED |
Sep. 1, 2009 |
| 7581837 |
HDR displays and control systems therefor |
Sep. 1, 2009 |
| 7579789 |
Device for driving light sources |
Aug. 25, 2009 |
| 7579786 |
Method, apparatus, and system for driving LED's |
Aug. 25, 2009 |
| 7576498 |
Organic EL drive circuit and organic EL display device using the same |
Aug. 18, 2009 |
| 7573211 |
Backlight control circuit |
Aug. 11, 2009 |
| 7573210 |
Method and system for feedback and control of a luminaire |
Aug. 11, 2009 |
| 7573209 |
Method and system for feedback and control of a luminaire |
Aug. 11, 2009 |
| 7573208 |
Method of programming a lighting preset from a radio-frequency remote control |
Aug. 11, 2009 |
| 7567067 |
Power supply, display device, and light source driving apparatus |
Jul. 28, 2009 |
| 7564201 |
Intelligent gas discharge lamp control circuit |
Jul. 21, 2009 |
| 7564200 |
Discharge lamp lighting circuit with frequency control in accordance with phase difference |
Jul. 21, 2009 |
| 7564199 |
Discharge lamp lighting circuit |
Jul. 21, 2009 |
| 7564198 |
Device and method for driving LED |
Jul. 21, 2009 |
| 7564197 |
Discharge tube operation device |
Jul. 21, 2009 |
| 7564196 |
Power supply device, and LED device and electronic device using same |
Jul. 21, 2009 |
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