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Wearable device with time-varying magnetic field and single transaction account numbers

  • US 9,251,453 B1
  • Filed: 09/27/2015
  • Issued: 02/02/2016
  • Est. Priority Date: 02/22/2005
  • Status: Active Grant
First Claim
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1. A mobile device comprising:

  • circuitry to produce a time-varying magnetic field that mimics a swipe of a magnetic card; and

    a processor coupled to the circuitry to cause the circuitry to produce a time-varying magnetic field that represents a single transaction account number;

    wherein the mobile device comprises a wearable device.

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