US 12,470,930 B2
Service authorization method, apparatus, and system
Fei Li, Shenzhen (CN); and Chengdong He, Shenzhen (CN)
Assigned to HUAWEI TECHNOLOGIES CO., LTD., Shenzhen (CN)
Filed by HUAWEI TECHNOLOGIES CO., LTD., Guangdong (CN)
Filed on Sep. 22, 2022, as Appl. No. 17/950,187.
Application 17/950,187 is a continuation of application No. PCT/CN2020/121594, filed on Oct. 16, 2020.
Claims priority of application No. 202010209382.4 (CN), filed on Mar. 23, 2020.
Prior Publication US 2023/0019000 A1, Jan. 19, 2023
Int. Cl. H04W 12/084 (2021.01); H04W 12/08 (2021.01); H04W 48/18 (2009.01)
CPC H04W 12/084 (2021.01) [H04W 12/08 (2013.01); H04W 48/18 (2013.01)] 13 Claims
OG exemplary drawing
 
1. A service authorization method, comprising:
receiving, by a first network repository function (NRF), a first request from a first network function (NF), wherein the first NF and the first NRF are located in a first network, the first request requests an access token, the access token is for accessing a service of a second NF in a second network, and the first request comprises standalone non-public network (SNPN) information of the first network and/or SNPN information of the second network;
forwarding, by the first NRF, the first request to a second NRF, wherein the second NRF is located in the second network;
generating, by the second NRF, an access token in response to the first request, wherein the access token comprises the SNPN information of the first network and/or the SNPN information of the second network;
sending, by the second NRF, the access token to the first NRF;
receiving, by the first NRF, the access token from the second NRF; and
sending, by the first NRF, the access token to the first NF,
wherein the SNPN information of the first network comp work identifier (NID) and a public land mobile network identifier (PLMN ID), and/or the SNPN information of the second network comprises an NID and a PLMN ID.