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System and method for importing location information and policies as part of a rich presence environment

  • US 7,154,409 B2
  • Filed: 06/05/2004
  • Issued: 12/26/2006
  • Est. Priority Date: 06/05/2004
  • Status: Active Grant
First Claim
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1. A network for communicating location presence information to watchers, said network comprising:

  • a plurality of read/write radio-frequency identification (RFID) tags attached to a plurality of persons, each of the read/write RFID rags stores a unique personal identifier and policy preferences on distribution of the location presence information;

    a plurality of location based RFID readers, each of the RFID readers for communicating with one or more of the RFID tags and reading the stored unique personal identifiers and the stored policy preferences;

    a user agent for generating the location presence information by processing the unique personal identifiers and the policy preferences received from the RFID readers; and

    a presence server for collecting the location presence information from the user agent and for distributing the location presence information to the watchers in accordance with the policy preferences.

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