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SYSTEM AND METHOD FOR PROCESSING PACKET DOMAIN SIGNAL

  • US 20070211695A1
  • Filed: 03/06/2007
  • Published: 09/13/2007
  • Est. Priority Date: 09/07/2004
  • Status: Active Grant
First Claim
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1. A system for processing a packet domain service signal, comprising:

  • an Internet Protocol Multimedia Subsystem (IMS);

    at least one access gateway function for implementing a function of conversion between a narrowband voice in a circuit domain and an Internet Protocol (IP) media flow in a packet domain, and a function of conversion between user interface signalling in the circuit domain and call control signalling in the packet domain; and

    at least one access gateway control function for implementing access management and call control for the access gateway function, and enabling the user equipment which accesses the access gateway control function through the access gateway function to access a Call Session Control Function (CSCF) in the IMS.

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