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Method and system for providing prepaid roaming support at a visited network that otherwise does not allow it

  • US 20080070570A1
  • Filed: 07/30/2007
  • Published: 03/20/2008
  • Est. Priority Date: 07/28/2006
  • Status: Abandoned Application
First Claim
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1. A system for providing wireless services to a prepaid subscriber of a Home Public Mobile Network (HPMN) in a Visited Public Mobile Network (VPMN), the HPMN having a Mobile Virtual Network Operator (MVNO), Wireless Intelligent Network (WIN) phase 2 capability, and an associated Home Location Register (HLR), the VPMN having an associated Visited Mobile Switching Center/Visited Location Register (VMSC/VLR), the system comprising:

  • a first Signal Gateway (SG) for detecting a registration attempt by the prepaid subscriber at the VPMN;

    circuitry for sending a modified registration message to imitate the VPMN'"'"'s roaming support for WIN phase 2 capability;

    circuitry for causing the HLR to send a registration acknowledgement message with trigger profile information to the first SG in response to the first modified registration message; and

    circuitry for sending a modified registration acknowledgement message to the VMSC/VLR to facilitate the prepaid subscriber'"'"'s mobile communication in the VPMN;

    wherein the first SG is coupled to one selected from a group consisting of the VPMN, the HPMN, and the MVNO.

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