Patent · US Expired

Motion estimation coprocessor

US5510857A · kind A · utility

151Cited by
4References
12Claims
0Family size

Assignees

Inventors

Key dates

Filing dateMay 26, 1995
Grant dateApr 23, 1996
Priority date
Expiry dateMay 26, 2015

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06T2207/10016
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A motion estimation coprocessor for use in a video data system. The motion estimation coprocessor may be used with a video memory that subdivides a P row.times.Q column image of pixels into several pages. The page structure enables efficient loading of video data into the coprocessor. The motion estimation coprocessor may perform several block matches simultaneously. The motion estimation coprocessor may perform exhaustive block matching or use a hierarchical search.

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