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:
Nov. 07, 2023
Filed:
Aug. 16, 2021
Panasonic Intellectual Property Corporation of America, Torrance, CA (US);
Takashi Hashimoto, Hyogo, JP;
Kiyofumi Abe, Osaka, JP;
Tadamasa Toma, Osaka, JP;
Takahiro Nishi, Nara, JP;
Ryuichi Kanoh, Osaka, JP;
Panasonic Intellectual Property Corporation of America, Torrance, CA (US);
Abstract
An encoding method is provided for encoding a picture to generate a coded stream. The encoding method incldues: generating a first prediction image of a current block included in a current picture by referring to a first region included in a reference picture different from the current picture; operating a bi-directional optical flow process to generate a second prediction image based on the first prediction image by referring to a second region included in the first region, and not operating the bi-directional optical flow process by referring to a third region not included in the first region; and encoding the current block based on the second prediction image.