Power supply apparatus
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United States of America Patent
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Sep 4, 2018
Grant Date -
Apr 14, 2016
app pub date -
Mar 16, 2015
filing date -
Oct 10, 2014
priority date (Note) -
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Abstract
A power supply apparatus for supplying power in a wireless manner or a wired-wireless manner is provided. The power supply apparatus includes a power conversion unit converting input power into first power, and a wireless power supply unit varying a switching frequency switching the first power to wirelessly transmit the switched first power in one of a first wireless transmission manner or a second wireless transmission manner or wirelessly transmit the switched first power at a frequency within a resonance frequency band of one wireless transmission manner of wireless transmission manners having different resonance frequency bands.
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