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Mobile communication system, mobile terminal, subscriber information management apparatus, mobile network system, location area information registration method and call control method

  • US 20020006808A1
  • Filed: 07/12/2001
  • Published: 01/17/2002
  • Est. Priority Date: 07/14/2000
  • Status: Active Grant
First Claim
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1. A mobile communication system comprising a mobile terminal and a subscriber information management apparatus that manages subscriber information, wherein said mobile terminal comprises:

  • detecting means for detecting a loading of a recording medium; and

    transmitting means for transmitting, when said detecting means detects at least two recording media, first subscriber identity information corresponding to a first recording medium and second subscriber identity information corresponding to a newly detected recording medium, to said subscriber information management apparatus, and wherein said subscriber information management apparatus comprises;

    receiving means for receiving said first subscriber identity information and said second subscriber identity information from said mobile terminal; and

    registering means for registering location area information of said first subscriber identity information as location area information associated with said second subscriber identity information.

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