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:
Sep. 23, 2025
Filed:
Nov. 23, 2022
Applicant:
Vivo Mobile Communication Co., Ltd., Dongguan, CN;
Inventors:
Wenjuan Pu, Dongguan, CN;
Xiaodong Yang, Dongguan, CN;
Wei Bao, Dongguan, CN;
Xuanbing Liu, Dongguan, CN;
Fei Qin, Dongguan, CN;
Assignee:
VIVO MOBILE COMMUNICATION CO., LTD., Guangdong, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 12/03 (2021.01); H04W 12/0471 (2021.01);
U.S. Cl.
CPC ...
H04W 12/0471 (2021.01); H04W 12/03 (2021.01);
Abstract
A method for obtaining a key includes sending, by a first UE, first key information to a network side device, where the first key information is used for indicating a first key of a second UE, and the first key is used for performing encryption and/or integrity protection on data in communication between the second UE and the network side device.