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Wireless Energy Transfer with Negative Index Material

  • US 20110156486A1
  • Filed: 12/29/2009
  • Published: 06/30/2011
  • Est. Priority Date: 12/29/2009
  • Status: Active Grant
First Claim
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1. A system configured to exchange energy wirelessly, comprising:

  • a structure configured to exchange the energy wirelessly via a coupling of evanescent waves, wherein the structure is electromagnetic (EM) and non-radiative, and wherein the structure generates an EM field in response to receiving the energy; and

    a controller configured to tune a dominant frequency of the structure such that the near-field is generated according a particular energy distribution pattern.

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