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:
Sep. 01, 2026

Filed:

Aug. 28, 2024
Applicant:

Qualcomm Incorporated, San Diego, CA (US);

Inventors:

Zhi Zhang, Munich, DE;

Vadim Seregin, San Diego, CA (US);

Marta Karczewicz, San Diego, CA (US);

Assignee:

QUALCOMM INCORPORATED, San Diego, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 19/137 (2014.01); H04N 19/159 (2014.01); H04N 19/176 (2014.01);
U.S. Cl.
CPC ...
H04N 19/137 (2014.11); H04N 19/159 (2014.11); H04N 19/176 (2014.11);
Abstract

A video decoder may be configured to derive an initial motion vector for a current block of video data; determine whether to apply multi-iterative bi-directional optical flow (BDOF) or one-pass BDOF to the initial motion vector based on a size of the current block; in response to determining to apply the one-pass BDOF to the initial motion vector, determine a modified motion vector for the current block using the one-pass BDOF; determine a prediction block, for the current block, corresponding to the modified motion vector; and use the prediction block to determine a decoded version of the current block.


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