Featured patents

Modular Multilevel Power Electronic Converter Having Selectively Definable Circulation Path
US 08848401 B2, Sept. 30, 2014, For transfer of power via a high voltage D.C. link, David Reginald Trainer et al. / Alstom Technology Ltd. (Baden, CH)
A power electronic converter, for use in high voltage direct current power…

Very High Frequency Switching Resonant Synchronous Rectification
US 08848399 B2, Sept. 30, 2014, For resonant-type converter, Justin Michael Burkhart et al. / FINsix Corporation (Menlo Park, US)
A power converter having a switching frequency of at least 30 MHz, the power…

DC/AC Power Converter With DC Side Double Frequency Pulsation Suppression Caused by AC Side Faults
US 08867247 B2, Oct. 21, 2014, For bridge-type inverter, Masaya Ichinose et al. / Hitachi, Ltd. (Tokyo, JP)
A semiconductor power converter comprising:…

DC/DC Converter With Magnetic Flux Density Limits
US 08693215 B2, April 8, 2014, For forward-type converter, Kurk David Mathews et al. / Linear Technology Corporation (Milpitas, US)
A DC/DC converter comprising:…

System and Method for Converting AC Power to DC Power Using Sensorless Field Oriented Control
US 08659923 B2, Feb. 25, 2014, By rectifier, Justin L. Owen et al. / DRS Test & Energy Management, LLC (Huntsville, US)
A method comprising:…

Two-Terminal M2LC Subsystem and M2LC System Including Same
US 08649187 B2, Feb. 11, 2014, Bridge type, Dustin Matthew Kramer et al. / Curtiss-Wright Electro-Mechanical Corporation (Cheswick, US)
A system, comprising:…

DC-DC Converter Including Switching Frequency Control Circuit
US 08634210 B2, Jan. 21, 2014, With automatic control of the magnitude of output voltage or current, Jun Nagai et al. / Murata Manufacturing Co., Ltd. (Kyoto, JP)
A DC-DC converter comprising:…

Method for Varying Power Factor
US 08488352 B1, July 16, 2013, With transistor control means in the line circuit, Shiu-Hui Lee et al. / Chicony Power Technology Co., Ltd. (New Taipei, TW)
A method for varying power factor applied to an alternating-current voltage…

Power Conversion Apparatus and Method
US 08488346 B2, July 16, 2013, In rectifier systems, Yutaka Usami / Toshiba Tec Kabushiki Kaisha (Tokyo, JP)
A power conversion apparatus comprising:…

Photovoltaic Power Conditioning Units
US 08472220 B2, June 25, 2013, For inverter, Paul Garrity et al. / Enecsys Limited (Cambridge, GB)
A photovoltaic (PV) panel system comprising:…

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