Patent · US Expired

Method and apparatus for performing video image decoding

US7263231B2 · kind B2 · utility

5Cited by
9References
24Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 3, 2003
Grant dateAug 28, 2007
Priority date
Expiry dateOct 17, 2024

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N19/59
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

In one embodiment, a method of performing video image decoding includes the following. A compressed video image is downsampled in the frequency domain. The downsampled video image is inverse transformed. Motion compensation for the downsampled image is performed in the spatial domain.

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