Session initiation protocol (SIP) based user initiated handoff

Session initiation protocol (SIP) based user initiated handoff

  • CN 102,075,538 A
  • Filed: 11/30/2004
  • Published: 05/25/2011
  • Est. Priority Date: 12/01/2003
  • Status: Active Application
First Claim
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1. mobile subscriber equipment comprises:

  • One transmitter, it is configured to;

    Communicate by one first network, and beginning agreement message is opened in one first dialogue be transferred to this first network, wherein this first dialogue is opened beginning agreement message and is indicated a request, and this request is used for the switching from a communication session of another subscriber equipment;

    AndOne receiver, it is configured to receive this communication session.

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