Patent · US Expired

Scanning recording type printing method and apparatus for increasing image quality by controlling tone dot locations within image pixels

US4926248A · kind A · utility

30Cited by
15References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 23, 1988
Grant dateMay 15, 1990
Priority date
Expiry dateAug 23, 2008

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N1/4056
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A scanning recording type printing method, in which sampled image of tone data is printed by controlling the scanning length and position of a dot which may include a plurality of different colors in the interior of a pixel such that the dots in two adjacent pixels are paired such that no interruptions exist between the dots.

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