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Over-voltage protection device for resonant wireless power transmission device and method for controlling the over-voltage protection device

  • US 9,847,668 B2
  • Filed: 05/13/2015
  • Issued: 12/19/2017
  • Est. Priority Date: 01/11/2012
  • Status: Active Grant
First Claim
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1. A wireless power transmission device comprising:

  • a resonance signal generator configured to transmit wireless power to a wireless power reception device; and

    a controller configured to adjust the wireless power to be transmitted to the wireless power reception device, based on a predetermined condition caused by a voltage detected at the resonance signal generator, which exceeds a reference voltage, and by periodically executing an over-voltage protection operation and a release of the over-voltage protection operation at the wireless power reception device during a period.

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