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Presence system with proximity presence status

  • US 20070182546A1
  • Filed: 02/07/2006
  • Published: 08/09/2007
  • Est. Priority Date: 02/07/2006
  • Status: Active Grant
First Claim
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1. A presence information system comprising:

  • a communication interface;

    a memory comprising;

    a first presence state for a system subscriber;

    a proximity presence detection message received by the communication interface; and

    a presence processing program comprising instructions which;

    create a proximity presence state for the system subscriber based on the proximity presence detection message, where the proximity presence state comprises a proximity range;

    prepare a proximity presence update message comprising the proximity presence state; and

    initiate communication of the proximity presence update message to a presence subscriber; and

    a processor coupled to the communication interface and the memory that executes the presence processing program.

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