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System, method, and computer-readable medium for mobile-originated voice call processing for a mobile station attached with an IP-femtocell system

  • US 8,625,487 B2
  • Filed: 10/26/2009
  • Issued: 01/07/2014
  • Est. Priority Date: 11/15/2007
  • Status: Active Grant
First Claim
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1. A method of facilitating processing of a mobile-originated voice call for a mobile station attached with a femtocell system, comprising:

  • receiving, by the femtocell system, a call origination request from the mobile station;

    in response to receiving the call origination request, transmitting, by the femtocell system, authentication data in a service request message to a convergence server deployed in a core network;

    receiving, by the femtocell system, a global challenge response from the convergence server in response to sending the authentication data, wherein the global challenge response includes an authentication token that is stored at the femtocell for subsequent transmission from the femtocell back to the convergence server; and

    receiving, by the femtocell system, a determination of validation for the voice call from the convergence server.

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