Patent · US Active

Encoder, decoder and data stream for gradual decoder refresh coding and scalable coding

US12069236B2 · kind B2 · utility

0Cited by

0References

6Claims

0Family size

Assignee

Fraunhofer-Gesellschaft zur förderung der angewandten Forschung e.V. · DE

Inventors

Yago SÁNCHEZ DE LA FUENTE · Berlin, DE
Karsten SÜHRING · Berlin, DE
Cornelius HELLGE · Berlin, DE
Thomas SCHIERL · Berlin, DE
Robert SKUPIN · Berlin, DE
Thomas Wiegand · Berlin, DE

Key dates

Filing date	Sep 23, 2020
Grant date	Aug 20, 2024
Priority date	—
Expiry date	May 6, 2041

Classification

Technology area (CPC H)Electricity
CPC primaryH04N19/70
WIPO fieldAudio-visual technology
WIPO sectorElectrical engineering

Abstract

The present invention is concerned with methods, encoders, decoders and data streams for coding pictures, and in particular a consecutive sequence of pictures, Some embodiments may exploit the so-called Gradual Decoder Refresh—GDR—coding scheme for coding the pictures. Some embodiments may suggest Scalable Coding and Gradual Decoder Refresh improvements.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.