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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:

Class Number Class Name Patents
315/308 Regulator responsive to plural conditions 1,177
315/310 Shunted impedance-type regulator 61
315/309 Thermal responsive regulator 287
315/311 Variable impedance-type regulator 118


Patents under this class:

Patent Number Title Of Patent Date Issued
8710771 Duty cycle adjustment of remote illumination source to maintain illumination output Apr. 29, 2014
8710770 Systems and methods for providing power and data to lighting devices Apr. 29, 2014
8710769 Discharge lamp lighting circuit Apr. 29, 2014
8710766 LED driving circuit, LED illumination appliance, LED illuminator, and LED illumination system Apr. 29, 2014
8710765 LED illumination systems Apr. 29, 2014
8710757 Power converter for an LED assembly and lighting application Apr. 29, 2014
8710754 Dimmable LED light fixture having adjustable color temperature Apr. 29, 2014
8710753 High performance adaptive switched LED driver Apr. 29, 2014
8710752 Adaptive switch mode LED system Apr. 29, 2014
8710750 Light source lighting device including a constant-current supply that is connected to a light source and supplies a constant current of a substantially constant magnitude to the light source, Apr. 29, 2014
8710745 LED drive circuit Apr. 29, 2014
8704461 Vehicle lighting device Apr. 22, 2014
8704460 LED current control in a dimmable LED illumination system Apr. 22, 2014
8704459 Two-wire dimmer circuit for a screw-in compact fluorescent lamp Apr. 22, 2014
8704458 Light emitting system capable of color temperature stabilization Apr. 22, 2014
8704457 Power conversion circuit for light emitting diode Apr. 22, 2014
8704456 Regulation of wavelength shift and perceived color of solid state lighting with intensity variation Apr. 22, 2014
8704453 Driving circuit and lighting equipment using the same Apr. 22, 2014
8704452 Illumination device with adjustable luminance and luminance adjustment method thereof Apr. 22, 2014
8704450 Flash LED controller Apr. 22, 2014
8692487 Aircraft cabin lighting system and kit therefor Apr. 8, 2014
8692486 DC/DC converter, control circuit thereof and lighting apparatus using the same Apr. 8, 2014
8692485 Intelligent electrical systems for powering electrical circuits Apr. 8, 2014
8692484 Automatic light regulating power supply device Apr. 8, 2014
8692483 Intelligent power control system Apr. 8, 2014
8692482 Circuitry to control a switching regulator Apr. 8, 2014
8692481 Dimmer-controlled LEDs using flyback converter with high power factor Apr. 8, 2014
8692477 Method and circuit for detecting short circuit in an asynchronous DC-DC boost converter Apr. 8, 2014
8692473 Portable lighting device Apr. 8, 2014
8692471 LED driving system and method Apr. 8, 2014
8686668 Current offset circuits for phase-cut power control Apr. 1, 2014
8686667 Lighting power source with controlled charging operation for driving capacitor Apr. 1, 2014
8686666 Method and device for remote sensing and control of LED lights Apr. 1, 2014
8686661 LED dimming method and LED dimming system Apr. 1, 2014
8686659 Multiple lamp lighting level ballast for series connected lamps Apr. 1, 2014
8686654 Efficiency regulation for LED illumination Apr. 1, 2014
8686652 Reference voltage generating circuit and LED driver circuit having the same therein Apr. 1, 2014
8686649 Device for driving light emitting diode Apr. 1, 2014
8686647 Lighting control system and lighting control method Apr. 1, 2014
8686645 LED protection circuit Apr. 1, 2014
8686641 Tunable LED lamp for producing biologically-adjusted light Apr. 1, 2014
8680870 Energy-recycling burn-in apparatus for electronic ballasts and a method of burning-in electronic ballasts Mar. 25, 2014
8680789 Controlling a parameter of a device through qualified motion sensing Mar. 25, 2014
8680788 Semiconductor light-emiting element driver circuit and light fixture using the same Mar. 25, 2014
8680787 Load control device for a light-emitting diode light source Mar. 25, 2014
8680786 Method and apparatus for common use of power supply and display apparatus using the same Mar. 25, 2014
8680784 Dimmable offline LED driver Mar. 25, 2014
8680782 Light-emitting diode driving apparatus Mar. 25, 2014
8680781 Circuit and method for driving LEDs Mar. 25, 2014
8680778 LED driver circuit Mar. 25, 2014











 
 
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