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METHOD AND APPARATUS FOR DUAL MODE MOBILE STATION CALL DELIVERY

  • US 20070049281A1
  • Filed: 08/14/2006
  • Published: 03/01/2007
  • Est. Priority Date: 08/31/2005
  • Status: Abandoned Application
First Claim
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1. A method of routing a call to a dual mode mobile station when the dual mode mobile station is in at least one of a plurality of domains and the mobile station has a default domain to which a call will be routed comprising:

  • delivering the call to the domain in which the mobile station has coverage when the default domain of the mobile station is compatible with the domain in which the mobile station has coverage;

    failing the call in the first domain when the mobile station is in a first domain of the at least one of a plurality of domains, is registered in a second domain of the at least one of a plurality of domains and there is no coverage in the second domain; and

    delivering the call to the second domain when the mobile station is not in the first domain, is registered in the second domain and there is coverage in the second domain.

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