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International Automatic Roaming Service Method

  • US 20080160997A1
  • Filed: 03/13/2008
  • Published: 07/03/2008
  • Est. Priority Date: 12/15/1999
  • Status: Abandoned Application
First Claim
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1. A method of providing a wireless communication service to a first country roaming mobile station, the method comprising the steps of:

  • registering the first country roaming mobile station at a MSC in a second country, the second country MSC;

    receiving a routing request message for the first country roaming mobile station and determining whether the routing request message is for an international call;

    receiving a virtual origination number from a HLR in the second country;

    when the routing request message is for an international call, the second country_MSC further;

    generating an international routing number for the first country roaming mobile station; and

    assigning the virtual origination number to the first country roaming mobile station when a call origination request from the first country roaming mobile station is received.

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