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.
Patent No.:
Date of Patent:
Aug. 20, 2024
Filed:
Oct. 20, 2022
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Osamu Kawaguchi, Kanagawa, JP;
Masato Shima, Tokyo, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 19/119 (2014.01); H04N 19/117 (2014.01); H04N 19/169 (2014.01); H04N 19/176 (2014.01); H04N 19/82 (2014.01);
U.S. Cl.
CPC ...
H04N 19/119 (2014.11); H04N 19/117 (2014.11); H04N 19/176 (2014.11); H04N 19/1883 (2014.11); H04N 19/82 (2014.11);
Abstract
Control over encoding of a quantization parameter is appropriately enabled with not only square sub-blocks but also rectangular sub-blocks by using a quantization control size adaptively according to a shape of sub-blocks, with the result that coding efficiency is improved.