Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
December 14, 2010
Patent Application Number
12272742
Date Filed
November 17, 2008
Patent Primary Examiner
Patent abstract
An AC-DC power converter is composed of AC input, a first rectifying circuit, a second rectifying circuit, a DC-DC converter and a DC output. The DC-DC converter has a DC input. The first rectifying circuit and the second rectifying circuit are connected in parallel between the AC input and the DC input of the DC-DC converter. At least one of the rectifying circuits comprises a phase shifting element that provides a phase shift at the AC line frequency.
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