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:
Jun. 11, 2024

Filed:

Nov. 20, 2020
Applicant:

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

Inventors:

Dekui Sun, Shenzhen, CN;

Han Zhou, Shanghai, CN;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 45/74 (2022.01); H04L 12/18 (2006.01); H04L 45/16 (2022.01); H04W 4/06 (2009.01); H04W 4/40 (2018.01);
U.S. Cl.
CPC ...
H04L 45/74 (2013.01); H04L 12/189 (2013.01); H04L 45/16 (2013.01); H04W 4/06 (2013.01); H04W 4/40 (2018.02);
Abstract

A wireless communication method includes receiving, by a first user plane function (UPF) entity, a first message sent by a session management function (SMF) entity, where the first message includes a multicast address of a group and session information of at least one second terminal, and duplicating, by the first UPF entity, received first service data to obtain N copies of first service data, and sending the duplicated first service data to each second terminal based on the multicast address and the session information of the at least one second terminal, where the first service data is data that is from a first terminal and whose destination address is the multicast address, and N is a total quantity of the at least one second terminal.


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