Mobile radio communications device for closed subscriber group management
First Claim
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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Abstract
The present invention provides for a mobile radio communications device, and related method of operation, arranged for closed subscriber group selection and for the storage of closed subscriber group information in the device, the stored information including information configured as a whitelist of closed subscriber group identities delivered between non-access-stratum layer and access-stratum layer within the device, and the device being further arranged to remove a previous user-selected closed subscriber group identity from the whitelist responsive to the device connecting to a cell is different from that identified by the previous user-selected closed subscriber group identity, and which different cell can comprise for example a non-CSG cell.
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Citations
6 Claims
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1. A method performed by a mobile radio communications device, the method comprising:
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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. - View Dependent Claims (2, 3)
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4. A mobile radio communications device comprising:
at least one processor configured to; retrieve, from a Universal Subscriber Identity Module (USIM), at least one of an Allowed closed subscriber group (CSG) list and an Operator CSG list; display, to a user, at least one available CSG for a manual CSG selection; provide a CSG whitelist from a non-access stratum layer (NAS) to an access stratum layer (AS) within the mobile radio communications device; provide, from the NAS to the AS, an updated CSG whitelist in response to the contents of the CSG whitelist being changed; and add 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. - View Dependent Claims (5, 6)
Specification