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POWER TRANSMISSION ACROSS A SUBSTANTIALLY PLANAR INTERFACE BY MAGNETIC INDUCTION AND GEOMETRICALLY-COMPLIMENTARY MAGNETIC FIELD STRUCTURES

  • US 20110210617A1
  • Filed: 08/30/2010
  • Published: 09/01/2011
  • Est. Priority Date: 08/28/2009
  • Status: Abandoned Application
First Claim
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1. Apparatus for creating an alternating magnetic field for inductive power transfer to a power receiver device, comprising:

  • means for providing a planar power delivery surface comprising a plurality of adjacent planar electro-magnetic pole areas in a planar power delivery surface; and

    means for creating alternating polarity magnetic fields in each of the planar electro-magnetic pole areas with opposite magnetic polarities in adjacent ones of the planar pole areas.

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