Patent · US Expired

Intra-prediction using intra-macroblock motion compensation

US7120196B2 · kind B2 · utility

4Cited by
5References
27Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 25, 2003
Grant dateOct 10, 2006
Priority date
Expiry dateFeb 9, 2025

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N19/593
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

To encode an unencoded block of a frame, a search window is defined within the frame. Each pixel disposed within the search window and disposed in the unencoded portion of the frame that is assigned a value. A difference is computed between the unencoded block and each possible block within the search window. The block having the smallest difference, together with this difference are used to encode the unencoded block.

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