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Mobile radio communications device for closed subscriber group management

  • US 9,813,880 B2
  • Filed: 01/06/2017
  • Issued: 11/07/2017
  • Est. Priority Date: 06/21/2010
  • Status: Active Grant
First Claim
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1. A method performed by a mobile radio communications device, the method comprising:

  • retrieving, from a Universal Subscriber Identity Module (USIM), at least one of an Allowed closed subscriber group (CSG) list and an Operator CSG list;

    displaying, to a user, at least one available CSG for a manual CSG selection;

    providing a CSG whitelist from a non-access stratum layer (NAS) to an access stratum layer (AS) within the mobile radio communications device;

    providing, from the NAS to the AS, an updated CSG whitelist in response to the contents of the CSG whitelist being changed; and

    adding a CSG identity to the Allowed CSG list in response to a registration attempt to a cell of the CSG selected by the manual CSG selection being accepted.

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