Resonator optimizations for wireless energy transfer

  • US 9,246,336 B2
  • Filed: 06/22/2012
  • Issued: 01/26/2016
  • Est. Priority Date: 09/27/2008
  • Status: Active Grant
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First Claim
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1. A resonator structure for wireless energy transfer, comprising:

  • a core comprised of magnetic material, the core having a hollow space therein;

    a resonator coil having at least one electrical conductor that is wrapped around the magnetic material forming a plurality of loops around the core; and

    power and control circuitry coupled to the resonator coil and positioned at least partially in the hollow space of the core.

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