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:
Sep. 29, 2026

Filed:

Sep. 25, 2024
Applicant:

Alibaba (China) Co., Ltd., Hangzhou, CN;

Inventors:

Jie Chen, Beijing, CN;

Ru-Ling Liao, Sunnyvale, CA (US);

Xinwei Li, Beijing, CN;

Yan Ye, San Diego, CA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 19/513 (2014.01); H04N 19/105 (2014.01); H04N 19/119 (2014.01); H04N 19/139 (2014.01); H04N 19/176 (2014.01); H04N 19/54 (2014.01);
U.S. Cl.
CPC ...
H04N 19/521 (2014.11); H04N 19/105 (2014.11); H04N 19/119 (2014.11); H04N 19/139 (2014.11); H04N 19/176 (2014.11); H04N 19/54 (2014.11);
Abstract

Methods and apparatuses are provided for motion template-matching-based motion refinement. An exemplary method includes: dividing a target coding block into a plurality of subblocks; determining a first plurality of templates associated with the plurality of subblocks; determining a plurality of reference templates based on the first plurality of templates; performing motion compensation to the target coding block based on an affine merge candidate; and refining the motion compensation by matching the first plurality of templates and the plurality of reference templates.


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