Patent · US Active

Method and device for picture encoding and decoding

US12368852B2 · kind B2 · utility

0Cited by
3References
16Claims
0Family size

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Key dates

Filing dateNov 17, 2023
Grant dateJul 22, 2025
Priority date
Expiry dateNov 17, 2043

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N19/18
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

An encoding method is presented. Transform coefficients of a block are first obtained. They are then scanned according to a scan pattern for entropy coding. The scan pattern is determined responsive to a shape of the block.

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