Wireless power transfer systems with shield openings

  • US 9,892,849 B2
  • Filed: 04/16/2015
  • Issued: 02/13/2018
  • Est. Priority Date: 04/17/2014
  • Status: Active Grant
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First Claim
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1. An apparatus for wireless power transfer, the apparatus comprising:

  • a plurality of magnetic elements joined together to form a magnetic component extending in a plane, wherein discontinuities in the magnetic component between adjacent magnetic elements define gaps in the magnetic component;

    a coil comprising one or more loops of conductive material positioned, at least in part, on a first side of the plane, the one or more loops on both sides of the gaps; and

    a conductive shield positioned on a second side of the plane and comprising one or more openings positioned relative to the gaps.

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