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METHOD AND APPARATUS FOR POWER TRANSFER FOR A PORTABLE ELECTRONIC DEVICE

  • US 20160248265A1
  • Filed: 02/25/2015
  • Published: 08/25/2016
  • Est. Priority Date: 02/25/2015
  • Status: Active Grant
First Claim
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9. A power transfer system, comprising:

  • a power source having a transmit coil which is driven to transmit a radio frequency (RF) power signal;

    a primary repeater coil for receiving the RF power signal via magnetic coupling;

    a secondary repeater coil coupled to the primary repeater coil via a wired interconnect, the wired interconnect for routing RF power signal from the primary repeater coil to the secondary repeater coil; and

    at least one portable electronic device having a receive coil, the receive coil for wirelessly receiving the RF power signal from the secondary repeater coil.

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