Patent · US Expired

Electronic analog display device

US4518959A · kind A · utility

27Cited by
9References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 13, 1982
Grant dateMay 21, 1985
Priority date
Expiry dateMay 13, 2002

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02F1/13306
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A liquid crystal display is provided with elements arranged in matrix form and addressed by timing scanning and signal pulses so as to select particular display elements. According to input data, the display is made to move while maintaining its shape so that an analog of a mechanical system such as a dial or gauge having a movable pointer may be obtained.

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