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:
May. 12, 2026

Filed:

Nov. 27, 2024
Applicant:

Google Llc, Mountain View, CA (US);

Inventors:

Bohan Li, Santa Clara, CA (US);

Jingning Han, Santa Clara, CA (US);

Debargha Mukherjee, Cupertino, CA (US);

Yaowu Xu, Saratoga, CA (US);

Assignee:

GOOGLE LLC, Mountain View, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 19/139 (2014.01); H04N 19/105 (2014.01); H04N 19/176 (2014.01);
U.S. Cl.
CPC ...
H04N 19/139 (2014.11); H04N 19/105 (2014.11); H04N 19/176 (2014.11);
Abstract

Decoding using motion vector prediction with derived motion trajectory includes obtaining, from previously reconstructed reference frames available for reconstructing a current frame, reference frame motion fields data for reconstructing the current frame, obtaining, using the reference frame motion fields data, trajectory mapping data for reconstructing the current frame, accessing, from the encoded bitstream, current encoded block data for a current block of the current frame; obtaining a motion vector prediction for the current block in accordance with the trajectory mapping data, obtaining a differential motion vector from the current encoded block data, obtaining a motion vector for the current block by adding the motion vector prediction and the differential motion vector, decoding the current block using the motion vector to obtain decoded block data for the current block, and obtaining reconstructed frame data for the current frame using the decoded block data.


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