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System and Method for Provision of IMS Based Services for Legacy CS UE with Home Node B Access

  • US 20100067493A1
  • Filed: 09/17/2009
  • Published: 03/18/2010
  • Est. Priority Date: 09/18/2008
  • Status: Active Grant
First Claim
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1. A method for performing wireless communications, the method comprising:

  • establishing a first communications session between user equipment (UE) and a remote end via a 3G Home Node B (3G HNB), the first communications session having a first bearer path and a first signaling path, the first bearer path extending through a Media Gateway (MGW) and the first signaling path extending through an Interworking Function (IWF); and

    handing over the first communications session to a second bearer path and a second signaling path, the second signaling path extending through a Base Station System (BSS) and the IWF and the second bearer path extending through the MGW, the IWF communicating the first signaling path and the second signaling path to a Call Session Control Function (CSCF).

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