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:
Apr. 09, 2024

Filed:

May. 07, 2020
Applicant:

Mediatek Inc., Hsinchu, TW;

Inventors:

Man-Shu Chiang, Hsinchu, TW;

Chih-Wei Hsu, Hsinchu, TW;

Tzu-Der Chuang, Hsinchu, TW;

Ching-Yeh Chen, Hsinchu, TW;

Yu-Wen Huang, Hsinchu, TW;

Shih-Ta Hsiang, Hsinchu, TW;

Assignee:

HFI INNOVATION INC., Zhubei, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 19/105 (2014.01); H04N 19/137 (2014.01); H04N 19/159 (2014.01); H04N 19/176 (2014.01);
U.S. Cl.
CPC ...
H04N 19/105 (2014.11); H04N 19/159 (2014.11); H04N 19/176 (2014.11); H04N 19/137 (2014.11);
Abstract

Method and apparatus of video coding are disclosed. According to one method, in the decoder side, a predefined Intra mode is assigned to a neighboring block adjacent to the current luma block when the neighboring block satisfies one or more conditions. An MPM (Most Probable Mode) list is derived based on information comprising at least one of neighboring Intra modes. A current Intra mode is derived utilizing the MPM list. The current luma block is decoded according to the current Intra mode According to another method, a predefined Intra mode is assigned to a neighboring block adjacent to the current luma block if the neighboring block is coded in BDPCM (Block-based Delta Pulse Code Modulation) mode, where the predefined Intra mode is set to horizontal mode or vertical mode depending on prediction direction used by the BDPCM mode.


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