US 12,225,375 B2
Authentication reject handling for SNPN-enabled UE
Yuan-Chieh Lin, Hsin-Chu (TW); and Chia-Lin Lai, Hsin-Chu (TW)
Assigned to MediaTek Inc., Hsinchu (TW)
Filed by MEDIATEK INC., Hsin-Chu (TW)
Filed on Feb. 10, 2022, as Appl. No. 17/668,772.
Claims priority of provisional application 63/156,972, filed on Mar. 5, 2021.
Prior Publication US 2022/0286850 A1, Sep. 8, 2022
Int. Cl. H04W 12/72 (2021.01); H04W 12/06 (2021.01)
CPC H04W 12/06 (2013.01) [H04W 12/72 (2021.01)] 20 Claims
OG exemplary drawing
 
1. A method, comprising:
maintaining a list of subscriber data having one or more entries by a user equipment (UE), wherein the UE is enabled to access to a stand-alone non-public network (SNPN) using credentials from a credential holder;
selecting an entry by the UE from the list of subscriber data;
selecting an SNPN by the UE based on SNPN selection parameters contained in the selected entry of the list of subscriber data, wherein the selected entry comprises a subscribed SNPN identity, and wherein the SNPN selection parameters of an entry comprises at least one of a user controlled prioritized list of preferred SNPNs, a credential holder controlled prioritized list of preferred SNPNs, and a credential holder controlled prioritized list of group IDs for network selection (GIN);
registering to the current selected SNPN using credentials supplied in the selected entry or supplied in a universal subscriber identity module (USIM) for the selected entry, and receiving a notification indicating that the UE is not authorized to access the current selected SNPN; and
considering the selected entry of the list of subscriber data to be invalid.