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Integrated cellular VoIP for call rerouting

  • US 20050186960A1
  • Filed: 02/23/2005
  • Published: 08/25/2005
  • Est. Priority Date: 02/23/2004
  • Status: Active Grant
First Claim
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1. A system comprising:

  • a first communication system comprising a home network and a visited network;

    at least one second communication system coupled to the home network and the visited network; and

    a gateway coupled to at least one of the first and second communication systems, wherein the gateway monitors roaming links of the first communication system and detects a mobile device registering with the visited network, wherein the gateway receives location information corresponding to a location of the mobile device and selects a routing number corresponding to the location, wherein the gateway uses the selected routing number to transfer calls received at the home network to the mobile device via the second communication system.

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