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. 23, 2025

Filed:

Dec. 25, 2021
Applicant:

Zhejiang Dahua Technology Co., Ltd., Zhejiang, CN;

Inventors:

Dong Jiang, Hangzhou, CN;

Jucai Lin, Hangzhou, CN;

Jun Yin, Hangzhou, CN;

Feiyang Zeng, Hangzhou, CN;

Cheng Fang, Hangzhou, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 19/117 (2014.01); H04N 19/105 (2014.01); H04N 19/159 (2014.01); H04N 19/176 (2014.01); H04N 19/182 (2014.01); H04N 19/82 (2014.01);
U.S. Cl.
CPC ...
H04N 19/117 (2014.11); H04N 19/105 (2014.11); H04N 19/159 (2014.11); H04N 19/176 (2014.11); H04N 19/182 (2014.11); H04N 19/82 (2014.11);
Abstract

An image coding system is provided. The system may determine a coding unit in an image and divide the coding unit into a plurality of coding sub-units. For at least one coding sub-unit of the plurality of coding sub-units, the system may determine multiple reference lines of the at least one coding sub-unit. The system may determine a target prediction mode associated with one of the at least one coding sub-unit. The system may determine a predicted coding sub-unit corresponding to the one of the at least one coding sub-unit based on the target prediction mode and the multiple reference lines of the at least one coding sub-unit. The system may determine a predicted coding unit corresponding to the coding unit based at least in part on the predicted coding sub-unit.


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