Featured patents

Electric Power Conversion System Having an Adaptable Transformer Turns Ratio for Improved Efficiency
US 08817491 B2, Aug. 26, 2014, Bridge type, Mohamed Amin Bemat et al. / Hewlett-Packard Development Company, L.P. (Houston, US)
A system, comprising:…

Feedback of Output Voltage Error via Current Sense Winding
US 08760894 B2, June 24, 2014, With transistor control means in the line circuit, Thomas Gati / Microsemi Corporation (Aliso Viejo, US)
A power converter comprising:…

Acoustic Noise Modification in Power Converters
US 08737102 B2, May 27, 2014, For bridge-type inverter, David Smith et al. / General Electric Company (Schenectady, US)
A boost converter comprising:…

Power Conversion System and Method for Converting DC Power at a DC Bus Into AC Power
US 08705256 B2, April 22, 2014, For inverter, Xueqin Wu et al. / General Electric Company (Schenectady, US)
A power system comprising;…

Controller for Secondary Side Control of a Switch, Power Converter, and Related Synchronous Rectification Control Method
US 08681514 B2, March 25, 2014, Having synchronous rectifier, Andrey Malinin / Integrated Device Technology, Inc. (San Jose, US)
A controller, comprising:…

Control Method and Device for Switching Power Supplies Having More Than One Control Mode
US 08665614 B2, March 4, 2014, For flyback-type converter, Giovanni Lombardo et al. / STMicroelectronics S.r.l. (Agrate Brianza, IT)
A control device for controlling a switching power supply, the switching power…

Solid State Pulsed Power Generator
US 08649188 B2, Feb. 11, 2014, Bridge type, John Thomas Herbon et al. / General Electric Company (Niskayuna, US)
A power generator comprising:…

Switching Power Converters and Controllers Having Auxiliary Power Circuits
US 08638580 B2, Jan. 28, 2014, Transistor, Robert H. Kippley / Astec International Limited (Kwun Tong, Kowloon, HK)
A power converter comprising:…

Duty Balancing Oscillator
US 08593835 B2, Nov. 26, 2013, Double-ended, separately-driven type, Sung-Yun Park et al. / Fairchild Korea Semiconductor Ltd. (Bucheon, KR)
An oscillator determining a switching frequency of a converter converting…

Control Integrated Circuit With Combined Output and Input
US 08488353 B2, July 16, 2013, For bridge-type inverter, Thomas Ribarich / International Rectifier Corporation (El Segundo, US)
A control circuit for a voltage converter including a power switch for providing…

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