Patent · US Expired

Process for providing digital halftone images with random error diffusion

US5051841A · kind A · utility

13Cited by
39References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 16, 1989
Grant dateSep 24, 1991
Priority date
Expiry dateOct 16, 2009

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N1/4052
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

An error diffusion process for eliminating visually-perceptible artifacts in images reproduced by digital halftone printing.

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