Wireless power transfer systems using load feedback
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United States of America Patent
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Mar 7, 2017
Grant Date -
Jan 7, 2016
app pub date -
Jul 3, 2014
filing date -
Jul 3, 2014
priority date (Note) -
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Abstract
A system includes an AC input port configured to be coupled to an AC power source, a first AC/DC converter circuit having a first port coupled to the AC input port, and a first resonant circuit coupled to the first port of the first AC/DC converter circuit. The system further includes a second resonant circuit inductively coupled to the first resonant circuit, a second AC/DC converter circuit coupled to the second resonant circuit and a control circuit configured to control the first AC/DC converter circuit responsive to an output of the second AC/DC converter circuit.
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