The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 18, 2024
Filed:
Jul. 20, 2021
Applicant:
Huawei Technologies Co., Ltd., Shenzhen, CN;
Inventors:
Juan Deng, Hangzhou, CN;
Chengdong He, Shenzhen, CN;
Assignee:
Huawei Technologies Co., Ltd., Shenzhen, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 9/08 (2006.01); H04W 12/041 (2021.01); H04W 12/0433 (2021.01); H04W 60/00 (2009.01); H04W 88/08 (2009.01);
U.S. Cl.
CPC ...
H04L 9/0891 (2013.01); H04W 12/041 (2021.01); H04W 12/0433 (2021.01); H04W 60/00 (2013.01); H04W 88/08 (2013.01);
Abstract
A communication method and a related product are provided. The communication method includes: When UE switches from a source slice to a target slice mutually exclusive with the source slice, both the UE and a target AMF serving the target slice can obtain a first AMF key Kamf_new. The first AMF key Kamf_new is different from a second AMF key Kamf, and the second AMF key Kamf is a key of a source AMF serving the source slice. According to the application communication security and effectiveness are significantly improved_in a mutually exclusive slice switching scenario.