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. 01, 2019

Filed:

Oct. 20, 2017
Applicant:

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

Inventors:

Lixue Zhang, Shenzhen, CN;

Chunshan Xiong, Beijing, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 7/16 (2011.01); H04N 21/242 (2011.01); H04L 29/06 (2006.01); H04N 21/238 (2011.01); H04N 21/24 (2011.01); H04N 21/234 (2011.01); H04N 21/647 (2011.01); H04N 21/61 (2011.01); H04N 21/2187 (2011.01); H04N 21/2183 (2011.01); H04N 21/43 (2011.01); H04N 21/6405 (2011.01); H04N 21/8547 (2011.01);
U.S. Cl.
CPC ...
H04N 21/242 (2013.01); H04L 65/4076 (2013.01); H04L 65/605 (2013.01); H04N 21/2183 (2013.01); H04N 21/2187 (2013.01); H04N 21/23406 (2013.01); H04N 21/23805 (2013.01); H04N 21/2402 (2013.01); H04N 21/4305 (2013.01); H04N 21/6131 (2013.01); H04N 21/6405 (2013.01); H04N 21/64769 (2013.01); H04N 21/8547 (2013.01);
Abstract

The present invention relates to a method for synchronizing video live broadcast. In the present invention, a video stream synchronization request is sent to a network side device; a video stream playback position synchronization parameter sent by the network side device is received, where the video stream playback position synchronization parameter includes a playback position parameter at a video stream sending moment and a system frame number SFN at the video stream sending moment; an SFN at a video stream receiving moment is acquired; and the playback position parameter at the video stream sending moment is adjusted according to the SFN at the video stream sending moment and the SFN at the video stream receiving moment, so as to coincide with a current playback position parameter of the network side device.


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