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:
May. 05, 2026
Filed:
Jul. 07, 2023
Applicant:
Huawei Technologies Co., Ltd., Shenzhen, CN;
Inventors:
Assignee:
Huawei Technologies Co., Ltd., Shenzhen, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 12/02 (2009.01); H04W 12/72 (2021.01);
U.S. Cl.
CPC ...
H04W 12/02 (2013.01); H04W 12/72 (2021.01);
Abstract
A method includes: User equipment determines whether confidentiality protection is activated for communication data between the user equipment and an application function device. The user equipment sends a user plane message to the application function device. The user plane message includes an identifier of the user equipment, and the identifier is an encrypted identifier in a case in which the confidentiality protection is inactivated.