Patent · US Expired

Process and device for video coding using the MPEG4 standard

US7092443B2 · kind B2 · utility

8Cited by
6References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 7, 2002
Grant dateAug 15, 2006
Priority date
Expiry dateDec 30, 2024

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N19/61
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

The device is characterized in that it comprises means for preventing the “skipped macroblock” mode of coding of a macroblock of an image of P type on the basis of a correlation item measuring the correlation of this macroblock or of the co-located macroblock of the previous I or P image with the co-located macroblock of a next image of B type, in the order of coding.

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