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Class Information
Number: 323/265
Name: Electricity: power supply or regulation systems > Output level responsive > Using a three or more terminal semiconductive device as the final control device
Description: Subject matter wherein the final control device within the output level responsive system is a transistor or semiconductor controlled rectifier.










Sub-classes under this class:

Class Number Class Name Patents
323/268 Including plural final control devices 296
323/267 Including plural loads commonly controlled 356
323/266 Including pre or post regulation 483
323/273 Linearly acting 421
323/282 Switched (e.g., switching regulators) 2,276


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8648580 Regulator with high PSRR Feb. 11, 2014
8643346 Device and method for converting a potential Feb. 4, 2014
8633709 System for testing motherboard performance Jan. 21, 2014
8552697 Universal single-stage power converter with PFC capability Oct. 8, 2013
8519686 SSPC for soft start of DC link capacitor Aug. 27, 2013
8484497 Power supply control within an integrated circuit Jul. 9, 2013
8462527 Universal AC adaptor Jun. 11, 2013
8462470 Auto power-off and actuation circuit for a fan Jun. 11, 2013
8428709 Current control for electrotransport drug delivery Apr. 23, 2013
RE44136 Energy storage and hold-up method and apparatus for high density power conversion Apr. 9, 2013
8400135 Self-oscillating switch circuit and a driver circuit comprising such a switch circuit Mar. 19, 2013
RE44061 DC power conversion circuit with constant current output Mar. 12, 2013
8362754 Discharging control device for electric power conversion system Jan. 29, 2013
8344703 Variable on-time control method for high light-load efficiency, small output voltage ripple, and audible-noise-free operation Jan. 1, 2013
8339245 Semiconductor device and IC label, IC tag, and IC card provided with the semiconductor device Dec. 25, 2012
8324756 Automatic on-chip detection of power supply configuration-modes for integrated chips Dec. 4, 2012
8310218 Time-multiplexed-capacitor DC/DC converter with multiple outputs Nov. 13, 2012
8289008 Voltage regulator which provides sequentially and arbitrarrily shaped regulated voltage and related method Oct. 16, 2012
8275343 System and method of using residual voltage from a prior operation to establish a bias voltage for a subsequent operation Sep. 25, 2012
8248045 Charge pump circuit with current detecting and method thereof Aug. 21, 2012
8203359 System and method for open loop modulation to detect narrow PWM pulse Jun. 19, 2012
8154019 Semiconductor apparatus and calibration method thereof Apr. 10, 2012
8106637 Programmable floating gate reference Jan. 31, 2012
8098469 Electricity delivery system Jan. 17, 2012
8089253 Power supplies for RF power amplifier Jan. 3, 2012
8084783 GaN-based device cascoded with an integrated FET/Schottky diode device Dec. 27, 2011
8080982 Low drop-out voltage regulator with efficient frequency compensation Dec. 20, 2011
8054052 Constant voltage circuit Nov. 8, 2011
8035484 Semiconductor device and IC label, IC tag, and IC card provided with the semiconductor device Oct. 11, 2011
7983539 Control circuit for fan Jul. 19, 2011
7977917 Electric power supply control system for vehicle Jul. 12, 2011
7960954 Voltage adjusting apparatus Jun. 14, 2011
7952309 Rotating electrical machine control device May. 31, 2011
7940540 Universal AC adaptor May. 10, 2011
7936349 Power supply apparatus and flat-screen television set May. 3, 2011
7928719 Zero current detector for a DC-DC converter Apr. 19, 2011
7911157 Device for controlling the current through a PN junction Mar. 22, 2011
7893664 Power consumption reduction of a power supply Feb. 22, 2011
7872884 Cascaded step-up converter and charge pump for efficient compliance voltage generation in an implantable stimulator device Jan. 18, 2011
7834600 Regulated power supply system and an operating method therefore Nov. 16, 2010
7830151 Electronic voltage supply method and apparatus Nov. 9, 2010
7800456 Method of forming an oscillator circuit and structure therefor Sep. 21, 2010
7786789 Monolithic integrated circuit and use of a semiconductor switch Aug. 31, 2010
7755335 Feed controller Jul. 13, 2010
7688045 DC power conversion circuit with constant current output Mar. 30, 2010
7683433 Apparatus and method for improving drive-strength and leakage of deep submicron MOS transistors Mar. 23, 2010
7663330 Electric power steering device, and control method thereof Feb. 16, 2010
7652454 Electronic equipment having a boost DC-DC converter Jan. 26, 2010
7638993 Method of feedback controlling a switched regulator Dec. 29, 2009
7639519 Switching booster power circuit Dec. 29, 2009

1 2 3










 
 
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