US 11,991,782 B2
Method and apparatus for network function service discovery
Cheng Wang, Shanghai (CN); Yong Yang, Kållered (SE); Gang Ren, Shanghai (CN); Xiao Li, Shanghai (CN); Xinyu Zhang, Shanghai (CN); and Junyi Wang, Shanghai (CN)
Assigned to TELEFONAKTIEBOLAGET LM ERICSSON (PUBL), Stockholm (SE)
Filed by Telefonaktiebolaget LM Ericsson (publ), Stockholm (SE)
Filed on Apr. 20, 2022, as Appl. No. 17/724,966.
Application 17/724,966 is a continuation of application No. 16/755,260, granted, now 11,343,669, previously published as PCT/CN2018/104780, filed on Sep. 10, 2018.
Prior Publication US 2022/0248212 A1, Aug. 4, 2022
Int. Cl. H04W 12/06 (2021.01); H04W 4/00 (2018.01); H04W 8/20 (2009.01); H04W 48/18 (2009.01); H04W 60/00 (2009.01); H04L 101/654 (2022.01)
CPC H04W 8/20 (2013.01) [H04W 48/18 (2013.01); H04W 60/00 (2013.01); H04L 2101/654 (2022.05)] 17 Claims
OG exemplary drawing
 
1. A method implemented at a first network node in a wireless core network with service based architecture, comprising:
determining, in response to trigger of network function selection for a terminal device of the wireless core network, at least one subscriber group that the terminal device is matched with; and
storing the at least one network function instance in association with the at least one subscriber group, comprising storing the at least one network function instance in association with the at least one subscriber group for a certain period, such that after the certain period expires, the network function instance is updated.