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Class Information
Number: 363/74
Name: Electric power conversion systems > Current conversion > With condition responsive means to control the output voltage or current
Description: Subject matter wherein the system is provided with means responsive to a predetermined condition which controls the voltage and/or current magnitude of the system in response to that condition.










Sub-classes under this class:

Class Number Class Name Patents
363/78 Cooperating separate sensing and control means 82
363/75 Including inductive integral sensing and control means (e.g., ferroresonant circuit) 72
363/76 Including integral sensing and control means for rectifier 18


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8707066 Method and apparatus for a zero voltage processor sleep state Apr. 22, 2014
8680884 Fault detection circuits for switched mode power supplies and related methods of operation Mar. 25, 2014
8674647 Drive device for alternating current motor and electric motor vehicle Mar. 18, 2014
8636476 Feeding system for an inductive load from an energy source with variable power Jan. 28, 2014
8629630 LED driving circuit and control circuit Jan. 14, 2014
8626010 Electric power relaying unit and image forming apparatus having the same Jan. 7, 2014
8542505 Precision switching for carrier based PWM Sep. 24, 2013
8539265 Power protection system for power supply Sep. 17, 2013
8531142 Bi-power motor controlling apparatus Sep. 10, 2013
8504851 Electronic device having power consumption adjusting feature Aug. 6, 2013
8488340 Power converter with boost-buck-buck configuration utilizing an intermediate power regulating circuit Jul. 16, 2013
8477517 Contact-input arrangement for power system devices Jul. 2, 2013
8450961 Power converting apparatus May. 28, 2013
8446037 Energy storage system for peak-shaving of drilling rig power usage May. 21, 2013
8423805 Power supply device, portable electronic apparatus and related method for determining types of a power supply device Apr. 16, 2013
8378584 Power factor converter and method Feb. 19, 2013
8368333 Motor with circuits for protecting motor from input power outages or surges Feb. 5, 2013
8358943 Electric power relaying unit and image forming apparatus having the same Jan. 22, 2013
8338989 Inverter power system Dec. 25, 2012
8276006 System and method for controlling use of power in a computer system Sep. 25, 2012
8237415 Control circuit and method for capacitor charging circuit Aug. 7, 2012
8232755 Motor with circuits for protecting motor from input power outages or surges Jul. 31, 2012
8220574 Inverter control device and vehicle Jul. 17, 2012
8225114 Power supply device, portable electronic apparatus and related method for determining types of a power supply device Jul. 17, 2012
8213137 Solid state relay controller Jul. 3, 2012
8154153 Method and apparatus for providing a communication channel through an output cable of a power supply Apr. 10, 2012
8130519 Led driver with low harmonic distortion of input AC current and methods of controlling the same Mar. 6, 2012
8108695 System for minimizing the power consumption of a device in a power down mode Jan. 31, 2012
8103885 Systems and methods for controlling use of power in a computer system Jan. 24, 2012
8103892 Power management apparatus with buck boost converter module Jan. 24, 2012
8098059 Current negative-feedback circuit and DC-DC converter using the circuit Jan. 17, 2012
8084967 Motor controller and printer Dec. 27, 2011
8080958 Power conversion device Dec. 20, 2011
8054031 Converter device, rotating electrical machine control device, and drive device Nov. 8, 2011
8022640 Electronic power protection circuit and applications thereof Sep. 20, 2011
8013568 Contact-less chargeable battery and charging device, battery charging set, and charging control method thereof Sep. 6, 2011
8014181 Power conversion control system Sep. 6, 2011
8004227 Method for operating a rotating electrical machine Aug. 23, 2011
7999516 Circuits and methods for battery charging Aug. 16, 2011
7986539 Method and apparatus for maximum power point tracking in power conversion based on dual feedback loops and power ripples Jul. 26, 2011
7978487 Switching power supply and over-temperature protection method Jul. 12, 2011
7952309 Rotating electrical machine control device May. 31, 2011
7953993 Method and apparatus for a zero voltage processor sleep state May. 31, 2011
7948194 Waveform current monitor using RDSon of low-side bridge FET May. 24, 2011
7911185 Battery voltage detection circuit Mar. 22, 2011
7908101 Integrated circuit and method for monitoring and controlling power and for detecting open load state Mar. 15, 2011
7893755 Internal voltage generation circuit Feb. 22, 2011
7889525 System and method for phase dropping and adding Feb. 15, 2011
7864554 Circuit for reducing the variations of auto-supply voltage of a control circuit of a switching power supply Jan. 4, 2011
7843256 Internal voltage generator Nov. 30, 2010

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