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, 2024

Filed:

Sep. 28, 2023
Applicant:

Electronics and Telecommunications Research Institute, Daejeon, KR;

Inventors:

Sung Chang Lim, Daejeon, KR;

Hui Yong Kim, Daejeon-si, KR;

Se Yoon Jeong, Daejeon-si, KR;

Jong Ho Kim, Daejeon-si, KR;

Ha Hyun Lee, Seoul, KR;

Jin Ho Lee, Daejeon-si, KR;

Jin Soo Choi, Daejeon-si, KR;

Jin Woong Kim, Daejeon-si, KR;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04N 19/176 (2014.01); H04N 19/129 (2014.01); H04N 19/136 (2014.01);
U.S. Cl.
CPC ...
H04N 19/176 (2014.11); H04N 19/129 (2014.11); H04N 19/136 (2014.11);
Abstract

Provided is a transform coefficient scan method including: determining a reference transform block for a decoding target block; deriving a scanning map of the decoding target block using scanning information of the reference transform block; and performing inverse scanning on a transform coefficient of the decoding target block using the derived scanning map. According to the present invention, picture encoding/decoding efficiency may be improved.


Find Patent Forward Citations

Loading…