POWER TRANSMISSION DEVICE, POWER TRANSMISSION METHOD, POWER RECEPTION DEVICE, POWER RECEPTION METHOD, AND POWER TRANSMISSION SYSTEM

  • US 20100259109A1
  • Filed: 04/06/2010
  • Published: 10/14/2010
  • Est. Priority Date: 04/14/2009
  • Status: Active Grant
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First Claim
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1. A power transmission device comprising:

  • a transmission means including at least an oscillation means and a resonant means and for transmitting power to a power reception device by using a magnetic resonance-type power transmission technique; and

    a control means for controlling the reception power of the power reception device so as to be at a maximum by changing at least one of an oscillation frequency of the oscillation means and a resonant frequency of the resonant means.

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