Patent · US Expired

Coherent light image generation

US4574282A · kind A · utility

15Cited by
12References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 18, 1983
Grant dateMar 4, 1986
Priority date
Expiry dateMar 18, 2003

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03H1/2294
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A coherent light image generator for signal processing such as image correlation directs laser light onto a specularly reflecting matrix addressed dyed nematic liquid crystal display device having a liquid crystal layer sandwiched between a transparent electroded front plate and an active single crystal silicon wafer incorporating NMOS circuitry.

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