US 12,238,516 B2
Methods and apparatuses for slice-specific authentication
Samir Ferdi, Kirkland (CA); Ulises Olvera-Hernandez, Montreal (CA); Guanzhou Wang, Brossard (CA); and Saad Ahmad, Montreal (CA)
Assigned to INTERDIGITAL PATENT HOLDINGS, INC., Wilmington, DE (US)
Appl. No. 17/421,302
Filed by InterDigital Patent Holdings, Inc., Wilmington, DE (US)
PCT Filed Jan. 3, 2020, PCT No. PCT/US2020/012220
§ 371(c)(1), (2) Date Jul. 7, 2021,
PCT Pub. No. WO2020/146211, PCT Pub. Date Jul. 16, 2020.
Claims priority of provisional application 62/825,159, filed on Mar. 28, 2019.
Claims priority of provisional application 62/806,190, filed on Feb. 15, 2019.
Claims priority of provisional application 62/791,224, filed on Jan. 11, 2019.
Prior Publication US 2022/0007184 A1, Jan. 6, 2022
Int. Cl. H04W 12/06 (2021.01); H04L 9/40 (2022.01); H04W 48/16 (2009.01); H04W 60/04 (2009.01)
CPC H04W 12/06 (2013.01) [H04L 63/0892 (2013.01); H04W 48/16 (2013.01); H04W 60/04 (2013.01)] 29 Claims
OG exemplary drawing
 
1. A method for operation by a wireless transmit/receive unit, WTRU, the method comprising:
receiving a message indicating successful registration of the WTRU and further including a first list of slices for which slice-specific authentication and authorization for slice access, SSSA, is required after registration, and a second list of at least one currently allowed slice; and
performing, after successful registration of the WTRU, at least one SSSA for accessing a first slice included in the first list of slices included in the received message.