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.

Date of Patent:
Jan. 18, 2022

Filed:

Dec. 19, 2019
Applicant:

Huawei Technologies Co., Ltd., Shenzhen, CN;

Inventors:

Rong Wu, Shenzhen, CN;

Lu Gan, Shenzhen, CN;

Bo Zhang, Shenzhen, CN;

Shuaishuai Tan, Shenzhen, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 29/06 (2006.01); H04W 12/041 (2021.01); H04W 36/00 (2009.01); H04W 36/08 (2009.01); H04W 12/04 (2021.01); H04W 12/08 (2021.01); H04W 12/06 (2021.01); H04W 12/033 (2021.01); H04W 12/0431 (2021.01);
U.S. Cl.
CPC ...
H04W 12/041 (2021.01); H04W 12/033 (2021.01); H04W 12/04 (2013.01); H04W 12/0431 (2021.01); H04W 12/06 (2013.01); H04W 12/08 (2013.01); H04W 36/0038 (2013.01); H04W 36/08 (2013.01);
Abstract

A security implementation method, a related apparatus, and a system, where the method includes receiving, by a first network element, a request for handing over a user equipment from a source access network device to a target access network device to perform communication. The method further includes: obtaining, by the first network element, a security key, where the security key is used for protecting the communication between the user equipment and the target access network device after the user equipment is handed over from the source access network device to the target access network device; and sending, by the first network element, the security key to the target access network device.


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