Patent · US Expired

Color image processing apparatus

US4982277A · kind A · utility

20Cited by
2References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 14, 1989
Grant dateJan 1, 1991
Priority date
Expiry dateNov 14, 2009

Classification

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

Abstract

There is disclosed 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.