WIRELESS POWER TRANSFER SYSTEM AND WIRELESS POWER TRANSMITTER
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United States of America Patent
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Aug 25, 2015
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Mar 13, 2013
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A wireless power transfer system includes a power transmitter configured to wirelessly transfer alternating-current power components of different frequencies simultaneously, the different frequencies including at least a first frequency and a second frequency, and a power receiver having a rectifier circuit configured to convert the alternating-current power components to a direct-current power component, wherein the first frequency is 0.5 MHz to 10 GHz, and the second frequency is 10 Hz to 300 kHz lower than the first frequency.
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