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Apparatuses, methods and systems for determining and announcing proximity between trajectories

  • US 8,447,510 B2
  • Filed: 06/16/2011
  • Issued: 05/21/2013
  • Est. Priority Date: 09/28/2006
  • Status: Active Grant
First Claim
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1. A processor-implemented method for signaling proximity of mobile devices, the method comprising:

  • accumulating by the server processor first activity information of a first mobile device;

    accumulating by the server processor second activity information of a second mobile device;

    receiving by the server processor a proximity boundary for the first mobile device established by a user of the first mobile device;

    determining by the server processor a first location of the first mobile device from the first activity information;

    determining by the server processor a second location of the second mobile device from the second activity information;

    determining by the server processor whether the second mobile device is on or within the proximity boundary of the first mobile device;

    sending by the server processor an alert to at least the first mobile device that the proximity boundary has been breached when the second mobile device is on or within the proximity boundary of the first mobile device.

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