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LOCATION-BASED ROUTING OF IMS CALLS THROUGH FEMTOCELLS

  • US 20110230195A1
  • Filed: 03/18/2010
  • Published: 09/22/2011
  • Est. Priority Date: 03/18/2010
  • Status: Active Grant
First Claim
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1. A network device-implemented method, comprising:

  • receiving, by the network device, a message initiating a telephone call, the message including an identifier of a femtocell, in a telephone network, through which the call was placed;

    obtaining, by the network device, an identifier of a macro cell base station that serves a geographical coverage area that includes the femtocell;

    replacing, by the network device, the identifier of the femtocell, in the message, with the identifier of the macro cell base station, to obtain a modified message; and

    forwarding, by the network device, the modified message to a next destination in the telephone network.

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