Patent · US Expired

Sharpening system adjusted for measured noise of photofinishing images

US6118906A · kind A · utility

14Cited by
7References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 3, 1998
Grant dateSep 12, 2000
Priority date
Expiry dateFeb 3, 2018

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06T5/75
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A method of processing a digital image comprising the steps of: providing a pixellated digital image having noise components; measuring the noise components in the digital image with a noise estimation system to generate noise estimates; and sharpening the digital image with an image sharpening system which uses the noise estimates.

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