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Flat, asymmetric, and E-field confined wireless power transfer apparatus and method thereof

  • US 8,446,045 B2
  • Filed: 08/20/2009
  • Issued: 05/21/2013
  • Est. Priority Date: 08/20/2008
  • Status: Active Grant
First Claim
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1. A transmitter comprising:

  • a substantially two-dimensional resonator structure including a flat coil; and

    an impedance-matching structure operably connected to the resonator structure, the transmitter configured to transmit power wirelessly,wherein the substantially two-dimensional resonator structure provides a smaller dipole moment in a direction perpendicular to the resonator structure as compared to a non-two-dimensional resonator structure.

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