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Presence-based telecommunications system

  • US 7,162,256 B2
  • Filed: 12/19/2003
  • Issued: 01/09/2007
  • Est. Priority Date: 09/30/2003
  • Status: Active Grant
First Claim
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1. An apparatus comprising:

  • a memory for associating each of a plurality of users with one or more roles and a current location; and

    a processor for;

    (i) receiving a transmission request that specifies a role requirement, a cardinality descriptor, and a location requirement, and(ii) determining which of said users to transmit to based on said role requirement, said cardinality descriptor, said location requirement, and the contents of said memory.

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