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WIRELESS POWER SYSTEMS AND METHODS SUITABLE FOR CHARGING WEARABLE ELECTRONIC DEVICES

  • US 20160294225A1
  • Filed: 06/15/2016
  • Published: 10/06/2016
  • Est. Priority Date: 12/15/2014
  • Status: Abandoned Application
First Claim
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1. A system comprising:

  • a transmitter having a transmitter coil configured for wireless power delivery, the transmitter having a transmitter impedance; and

    a receiver, separated from the transmitter by a distance, the receiver having a receiver coil configured for receipt of wireless power from the transmitter, the receiver coil comprising a magnetic metal core within a wire winding, the receiver having a receiver impedance;

    wherein the transmitter and receiver are loosely coupled,andwherein the transmitter impedance and the receiver impedance are optimally matched for a particular distance separation between the transmitter and the receiver, and non-optimized for all other separation distances.

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