Patent · US Expired

Image processing

US6788819B1 · kind B1 · utility

6Cited by
10References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 28, 2000
Grant dateSep 7, 2004
Priority date
Expiry dateNov 28, 2020

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N1/40062
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

An apparatus for processing images comprise means (2) to scan in an image. The image data is stored and a variance calculator (6) calculates a variance for the scanned image. An image categoriser (16) determines what further processing of the image is appropriate in dependence on the variance.

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