Featured patents

Control of a Modular Converter Having Distributed Energy Stores With the Aid of an Observer for the Currents and an Estimating Unit for the Intermediate Circuit Energy
US 08837185 B2, Sept. 16, 2014, Transistor, Steven Liu et al. / Siemens Aktiengesellschaft (Munich, DE)
A method for controlling a converter having controllable power semiconductors,…

Pulse Width Modulated Resonant Power Conversion
US 08811039 B2, Aug. 19, 2014, For resonant-type converter, Khai Doan The Ngo et al. / Virginia Tech Intellectual Properties, Inc. (Blacksburg, US)
A power converter comprising…

Power Conversion Apparatus
US 08773875 B2, July 8, 2014, With transistor control means in the line circuit, Yutaka Usami / Toshiba Tec Kabushiki Kaisha (Tokyo, JP)
A power conversion apparatus comprising:…

Efficient Power Conversion for Ultra Low Voltage Micro Scale Energy Transducers
US 08743574 B2, June 3, 2014, With voltage multiplication means, Kaushik Roy et al. / Purdue Research Foundation (West Lafayette, US)
An energy harvesting system for a micro-scale electronic device, the system…

Method for Operating a Direct Converter Circuit and Device to Carry Out the Method
US 08687397 B2, April 1, 2014, Phase Conversion (Ph1-Ph2) Without Intermediate Conversion to d.c., Manfred Winkelnkemper et al. / ABB Schweiz AG (Baden, CH)
A method for operating a direct converter circuit, wherein the direct converter…

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:…

AC-AC Converter With High Frequency Link
US 08644037 B2, Feb. 4, 2014, By semiconductor rectifier and inverter, Robert Louis Steigerwald et al. / General Electric Company (Niskayuna, US)
A single-phase AC-AC converter for an AC source, comprising:…

Protection of Switched Capacitor Power Converter
US 08619445 B1, Dec. 31, 2013, With voltage multiplication means, Aichen Low et al. / Arctic Sand Technologies, Inc. (Cambridge, US)
A switched capacitor power converter comprising:…

Converter Controller
US 08593845 B2, Nov. 26, 2013, In transistor inverter systems, Kota Manabe / Toyota Jidosha Kabushiki Kaisha (Toyota-Shi, JP)
A converter controller for a multiphase soft switching converter including…

Apparatus and Method for Controlling DC-AC Power Conversion
US 08482947 B2, July 9, 2013, Plural inverters, Brian T. Kuhn et al. / SolarBridge Technologies, Inc. (Austin, US)
An apparatus for controlling the delivery of power from a photovoltaic (“PV”)…

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