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Method, system and computer program to enable SIP event-based discovery of services and content within a community built on context information

  • US 20050289096A1
  • Filed: 06/23/2004
  • Published: 12/29/2005
  • Est. Priority Date: 06/23/2004
  • Status: Abandoned Application
First Claim
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1. A method to operate an event notification system comprising servers and a subscriber unit, comprising:

  • sending a subscription request message from the subscriber unit to a discovery server, the subscription request message comprising a discovery query;

    responsive to a receipt of the subscription request message, parsing the discovery query;

    accepting the subscription request if the discovery query is supportable by the discovery server;

    formulating a context query based on the parsed discovery query;

    sending the context query to a context query server; and

    parsing the context query and returning in response identifications of a plurality of event servers forming a community of event servers that together determine a result of the discovery query.

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