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Hybrid switch for resonant power converters

United States Patent

September 9, 2014
View the Complete Patent at the US Patent & Trademark Office
A hybrid switch comprising two semiconductor switches connected in parallel but having different voltage drop characteristics as a function of current facilitates attainment of zero voltage switching and reduces conduction losses to complement reduction of switching losses achieved through zero voltage switching in power converters such as high-current inverters.
Lai; Jih-Sheng (Blacksburg, VA), Yu; Wensong (Blacksburg, VA)
Virginia Tech Intellectual Properties, Inc. (Blacksburg, VA)
13/ 206,846
August 10, 2011
STATEMENT OF GOVERNMENT INTEREST This invention was made with government support under Contract No. DE-FC26-07NT43214 awarded by the Department of Energy. The U.S. Government may have certain rights in this invention.