Patent · US Expired

Color image processing apparatus

US5267031A · kind A · utility

9Cited by
7References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 19, 1990
Grant dateNov 30, 1993
Priority date
Expiry dateSep 19, 2010

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N1/58
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

There is provided a color image processing apparatus comprising color conversion circuit for converting image data to a desired color, feature extraction circuit for extracting a feature of the image data and image correction circuit for correcting the image data on the basis of the feature extraction circuit, characterized in that a color conversion processing is executed prior to extraction of feature from the image data.

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