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:
Nov. 19, 2019

Filed:

Jul. 31, 2018
Applicant:

Hfi Innovation Inc., Zhubei, Hsinchu County, TW;

Inventors:

Mei Guo, San Jose, CA (US);

Xun Guo, Beijing, CN;

Shaw-Min Lei, Hsinchu, TW;

Assignee:

HFI INNOVATION INC., Zhubei, Hsinchu County, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 19/105 (2014.01); H04N 19/91 (2014.01); H04N 19/70 (2014.01); H04N 19/593 (2014.01); H04N 19/11 (2014.01); H04N 19/176 (2014.01); H04N 19/157 (2014.01); H04N 19/463 (2014.01);
U.S. Cl.
CPC ...
H04N 19/105 (2014.11); H04N 19/11 (2014.11); H04N 19/157 (2014.11); H04N 19/176 (2014.11); H04N 19/463 (2014.11); H04N 19/593 (2014.11); H04N 19/70 (2014.11); H04N 19/91 (2014.11);
Abstract

The present disclosure describes a method of decoding a block, and the method includes receiving a flag indicating whether a current intra prediction mode is equal to any of one or more most probable modes, deriving, based on a value of the flag, the current intra prediction mode from a decoded mode index, and decoding the block according to the current intra prediction mode. The current intra prediction mode belongs to a mode set that includes a DC mode, a Planar mode, and at least one directional mode. The deriving the current intra prediction mode includes, when the mode index corresponds to a first mode index value representing the Planar mode, deriving the current intra prediction mode to be the Planar mode; and, when the mode index corresponds to a second mode index value representing the DC mode, deriving the current intra prediction mode to be the DC mode.


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