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Notifications based on device presence

  • US 9,503,998 B2
  • Filed: 05/11/2015
  • Issued: 11/22/2016
  • Est. Priority Date: 09/29/2010
  • Status: Active Grant
First Claim
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1. A device, comprising:

  • a processor; and

    a memory that stores executable instructions that, when executed by the processor, facilitate performance of operations, comprising;

    receiving de-registration data indicative of a first mobile device de-registering from a first access point device that provides communication service coverage at a first defined area;

    determining, based on the de-registration data, that the first mobile device has departed from the first defined area;

    updating a presence data structure comprising presence data indicative of a presence of the first mobile device to indicate that the first mobile device has departed from the first defined area; and

    facilitating transmission of the presence data to a second mobile device that is not the first mobile device.

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