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Earpiece with wirelessly recharging battery

  • US 10,587,943 B2
  • Filed: 07/07/2017
  • Issued: 03/10/2020
  • Est. Priority Date: 07/09/2016
  • Status: Active Grant
First Claim
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1. A wearable device, comprising:

  • a housing;

    a rechargeable battery disposed within the housing;

    a short-range transceiver for near field communication disposed within the housing and configured to send and receive audio;

    wherein the short-range transceiver for near field communications comprises a core and a plurality of coil turns wrapped around the core to thereby form a coil;

    a charging circuit electrically connected between the coil and the rechargeable battery and configured to charge the rechargeable battery using electromagnetic waves received by the coil.

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