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:
Jun. 03, 2025

Filed:

Jun. 20, 2023
Applicant:

Fraunhofer-gesellschaft Zur Foerderung Der Angewandten Forschung E.v., Munich, DE;

Inventors:

Yago Sánchez De La Fuente, Berlin, DE;

Robert Skupin, Berlin, DE;

Cornelius Hellge, Berlin, DE;

Thomas Schierl, Berlin, DE;

Karsten Grueneberg, Berlin, DE;

Thomas Wiegand, Berlin, DE;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 21/2343 (2011.01); H04N 21/845 (2011.01);
U.S. Cl.
CPC ...
H04N 21/234309 (2013.01); H04N 21/8456 (2013.01);
Abstract

The present invention concerns file parsers, file generators encoders, decoders, clients, servers and methods using parameter sets for coded video sequences. Said parameter sets may have decoding parameter information and may be conveyed in-band or out-of band. Some embodiments provide solutions to problems being related with correctly initializing a decoder for decoding coded video sequences in open GOP switching scenarios. Some embodiments may provide for hierarchical track switching levels.


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