Patent · US Expired

Legibility enhancement for alphanumeric displays

US4692758A · kind A · utility

6Cited by
5References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 2, 1984
Grant dateSep 8, 1987
Priority date
Expiry dateApr 2, 2004

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG09G5/28
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A display attribute, such as normal/reverse video, automatically switches between two different, separately optimizable character fonts. One font is complementary to the other.

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