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. 01, 2026

Filed:

Apr. 14, 2023
Applicant:

Mediatek Inc., Hsinchu City, TW;

Inventors:

Chia-Ming Tsai, Hsinchu City, TW;

Chun-Chia Chen, Hsinchu City, TW;

Man-Shu Chiang, Hsinchu City, TW;

Yu-Cheng Lin, Hsinchu City, TW;

Tzu-Der Chuang, Hsinchu City, TW;

Chih-Wei Hsu, Hsinchu City, TW;

Ching-Yeh Chen, Hsinchu City, TW;

Yu-Wen Huang, Hsinchu City, TW;

Assignee:

MEDIATEK INC., Hsinchu City, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 19/159 (2014.01); G06T 5/40 (2006.01); H04N 19/11 (2014.01); H04N 19/176 (2014.01); H04N 19/186 (2014.01);
U.S. Cl.
CPC ...
H04N 19/159 (2014.11); G06T 5/40 (2013.01); H04N 19/11 (2014.11); H04N 19/176 (2014.11); H04N 19/186 (2014.11);
Abstract

A method for performing template-based intra mode derivation (TIMD) with enhanced candidate intra-prediction modes is provided. A video coder determines a set of most probable modes (MPMs) for intra-coding the current block based on intra-prediction modes used to code neighboring blocks of the current block. The video coder determines a template of the current block among already-reconstructed pixels neighboring the current block. The video coder determines a set of candidate intra-prediction modes to include (i) the set of MPMs and (ii) one or more intra-prediction modes neighboring an MPM in the set of MPMs. The video coder derives an intra-prediction mode from the set of candidate intra-prediction modes based on the determined template and the set of candidate intra-prediction modes. The video coder encodes or decodes the current block by using the derived intra-prediction mode to generate an intra-prediction.


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