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Device for authenticating wanted NFC interactions

  • US 9,742,470 B2
  • Filed: 11/30/2015
  • Issued: 08/22/2017
  • Est. Priority Date: 06/28/2011
  • Status: Active Grant
First Claim
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1. An electronic device, comprising:

  • a near-field communication (NFC) device configured to;

    activate in response to an input signal generated by user contact with the electronic device and the input signal is above a predefined threshold; and

    deactivate when the input signal falls below the predefined threshold, wherein communication between the NFC device and a second NFC device occurs only when the NFC device is activated in response to the input signal generated by the user contact; and

    a measuring module configured to measure when the input signal reaches above and below the predefined threshold.

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