US 12,219,622 B2
Communication method and related device
Hongping Zhang, Shenzhen (CN); and Qinghai Zeng, Shanghai (CN)
Assigned to HUAWEI TECHNOLOGIES CO., LTD., Shenzhen (CN)
Filed by Huawei Technologies Co., Ltd., Shenzhen (CN)
Filed on May 26, 2022, as Appl. No. 17/825,518.
Application 17/825,518 is a division of application No. 16/673,636, filed on Nov. 4, 2019, granted, now 11,363,648.
Application 16/673,636 is a continuation of application No. PCT/CN2018/085630, filed on May 4, 2018.
Claims priority of application No. 201710313985.7 (CN), filed on May 5, 2017.
Prior Publication US 2022/0369392 A1, Nov. 17, 2022
Int. Cl. H04W 76/10 (2018.01); H04W 8/22 (2009.01); H04W 8/24 (2009.01); H04W 36/00 (2009.01); H04W 72/51 (2023.01); H04W 76/27 (2018.01)
CPC H04W 76/10 (2018.02) [H04W 8/22 (2013.01); H04W 8/24 (2013.01); H04W 36/0005 (2013.01); H04W 72/51 (2023.01); H04W 76/27 (2018.02)] 21 Claims
OG exemplary drawing
 
1. A method, comprising:
detecting, by an access network device, whether a target radio access capability same as a radio access capability of a terminal device exists in a terminal device access capability set;
sending, by the access network device to a core network device, in response to the target radio access capability not existing in the terminal device access capability set, the radio access capability of the terminal device; and
receiving, by the access network device from the core network device, a radio access capability identifier uniquely identifying the radio access capability of the terminal device, wherein the radio access capability identifier is of a public land mobile network (PLMN) level, and wherein the radio access capability identifier is allocated by the core network device.