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Class Information
Number: 363/89
Name: Electric power conversion systems > Current conversion > With condition responsive means to control the output voltage or current > Cooperating separate sensing and control means > For rectifier system > With transistor control means in the line circuit
Description: Subject matter having transistor control means in the line circuit, the operation of which is controlled by condition responsive means.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8710762 DC/DC converter, power supply circuit, and semiconductor device Apr. 29, 2014
8704498 Converter Apr. 22, 2014
8693226 Synchronous rectification type inverter Apr. 8, 2014
8687385 Low power converter Apr. 1, 2014
8681519 Variable input voltage PFC circuits, systems and power supplies with phase shifted power rails Mar. 25, 2014
8670255 Utilization of a multifunctional pin combining voltage sensing and zero current detection to control a switched-mode power converter Mar. 11, 2014
8659924 Power conversion apparatus Feb. 25, 2014
8659271 Fixed-on-time controller utilizing an adaptive saw signal for discontinuous mode PFC power conversion Feb. 25, 2014
8654553 Adaptive digital control of power factor correction front end Feb. 18, 2014
8654552 Interleaved type power factor correction circuit having transformer forming separated winding structure Feb. 18, 2014
8653783 AC motor drive device Feb. 18, 2014
8643319 Control of a brushless motor Feb. 4, 2014
8644041 PFC with high efficiency at low load Feb. 4, 2014
8634217 System and method for converting an AC input voltage to a regulated DC output voltage using a Z-type converter with rectified switches Jan. 21, 2014
8633660 Control device, LED light emitting device including the same, and control method Jan. 21, 2014
8634218 Monolithic AC/DC converter for generating DC supply voltage Jan. 21, 2014
8630101 Power converters Jan. 14, 2014
8630105 Switching power supply apparatus including a PFC converter that suppresses harmonic currents Jan. 14, 2014
8624516 Power supply apparatus for light emitting diode Jan. 7, 2014
8614874 Biased MOSFET active bridge with active gate drive Dec. 24, 2013
8614902 Power factor correction stage with an adjustable delay time Dec. 24, 2013
8610409 Controller with punctuated switching control circuit Dec. 17, 2013
8611109 Flyback converter with an adaptively controlled rectifier arrangement Dec. 17, 2013
8599579 Method of controlling a PFC stage operating in boundary conduction mode, a PFC stage, and an SMPS Dec. 3, 2013
8593070 Three-phase LED power supply Nov. 26, 2013
8593842 Method and apparatus for supplying and switching power Nov. 26, 2013
8582336 Power supply circuit capable of handling direct current and alternating current and power supply control method Nov. 12, 2013
8576589 Switch state controller with a sense current generated operating voltage Nov. 5, 2013
8576594 Soft starter for phase-shifting autotransformer AC-DC power converter Nov. 5, 2013
8570772 Isolated flyback converter with efficient light load operation Oct. 29, 2013
8570776 Method and device for determining a control scheme for an active power filter Oct. 29, 2013
8564982 Interleaved power factor compensation circuit controller Oct. 22, 2013
8564991 Enhanced one cycle control for power factor correction Oct. 22, 2013
8564992 Power factor correction device and method with off time prediction for critical mode operation Oct. 22, 2013
8564993 Switch control circuit, switch control method, power converter, and power conversion method for controlling conducting statuses of switch elements in bridgeless switching circuit Oct. 22, 2013
8559203 Power source apparatus with harmonic suppression Oct. 15, 2013
8552692 Charger and discharger for secondary battery Oct. 8, 2013
8542511 Single-phase voltage source AC/DC converter and interconnection system Sep. 24, 2013
8541905 Bi-directional battery voltage converter Sep. 24, 2013
8536808 CMOS bootstrap circuit for DC/DC buck converter using low voltage CMOS diode Sep. 17, 2013
8536843 Power supply circuit Sep. 17, 2013
8531854 Power factor correction converter and power factor correction conversion device Sep. 10, 2013
8525493 Method and apparatus to increase efficiency in a power factor correction circuit Sep. 3, 2013
8525495 Input current generator for buck-boost circuit control Sep. 3, 2013
8520419 Current controlled power converter Aug. 27, 2013
8513926 Power factor correction circuit and driving method thereof Aug. 20, 2013
8508959 Multi-voltage power supply Aug. 13, 2013
8508963 Step-down switching regulator capable of providing high-speed response with compact structure Aug. 13, 2013
8493754 Method of and apparatus for power factor correction in a power supply Jul. 23, 2013
8492989 Switched-mode power supply, LED lighting system and driver comprising the same, and method for electrically driving a load Jul. 23, 2013

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