Patent · US Expired

Motion vector estimation in television images

US4901145A · kind A · utility

22Cited by
3References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 31, 1988
Grant dateFeb 13, 1990
Priority date
Expiry dateMay 31, 2008

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N9/877
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

Apparatus for motion vector estimation in a television image uses a block matching technique with successive refinement of the motion vector estimate. The apparatus comprises a vector filter and a vector calculator.

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