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Systems and methods for far-field communication using a repurposed antenna

  • US 10,123,156 B2
  • Filed: 02/22/2016
  • Issued: 11/06/2018
  • Est. Priority Date: 03/06/2015
  • Status: Expired due to Fees
First Claim
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1. A method, comprising:

  • determining whether to perform near-field communication (NFC)-type operations in a near-field mode or a far-field mode;

    performing the NFC-type operations inside a near-field region using an NFC loop antenna when in the near-field mode;

    performing the NFC-type operations outside the near-field region using a repurposed wireless wide area network (WWAN) antenna when in the far-field mode; and

    performing, in response to determining the far-field mode, a packet arbitration procedure for WWAN communication and the NFC-type operations outside the near-field region.

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