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Mobile communication system

DC
  • US 9,713,068 B2
  • Filed: 10/26/2009
  • Issued: 07/18/2017
  • Est. Priority Date: 11/04/2008
  • Status: Active Grant
First Claim
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1. A communication method performed in a mobile communication system which comprises user equipments, base stations provided to cells for specific subscribers that are accessible by said user equipments and a radio network controller managing an access made by said user equipments to said cells for specific subscribers and a tracking area for tracking a location of said user equipments, the method comprising:

  • requesting an update of said tracking area from said user equipments to said radio network controller through said base stations manually selected by said user equipments;

    checking, in response to the requesting of the update of said tracking area, in said radio network controller whether access made by said user equipments to said cells for specific subscribers is allowed;

    accepting said update of said tracking area from said radio network controller to said user equipments through said base stations manually selected by said user equipments in a case where access made by said user equipments to said cells for specific subscribers is allowed;

    adding said cells for specific subscribers by said user equipments to a list of cells for specific subscribers authorized to access in a case where said user equipments area accepted to update said tracking area;

    signaling that said update of said tracking area from said radio network controller to said user equipments through said base stations manually selected by said user equipments is accepted; and

    receiving, at said user equipments, a signal indicating that said radio network controller accepted said update of said tracking area to said user equipments through said base stations manually selected by said user equipments.

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