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:
Jan. 07, 2025

Filed:

Feb. 25, 2022
Applicant:

Nippon Hoso Kyokai, Tokyo, JP;

Inventors:

Shunsuke Iwamura, Tokyo, JP;

Atsuro Ichigaya, Tokyo, JP;

Shimpei Nemoto, Tokyo, JP;

Assignee:

NIPPON HOSO KYOKAI, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 19/86 (2014.01); H04N 19/117 (2014.01); H04N 19/176 (2014.01); H04N 19/46 (2014.01); H04N 19/82 (2014.01);
U.S. Cl.
CPC ...
H04N 19/117 (2014.11); H04N 19/176 (2014.11); H04N 19/46 (2014.11); H04N 19/82 (2014.11);
Abstract

An encoding device that performs encoding on each of blocks obtained by dividing an image includes: a weighted bi-predictorconfigured to generate a prediction block of an encoding-target block by weighted-averaging a plurality of reference images using weighted coefficients selected from a weighted coefficient set including a plurality of weighted coefficients; and a filter controllerconfigured to control deblocking filter based on the weighted coefficients applied by the weighted bi-predictorto each of the two blocks adjacent blocks.


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