Patent · US Expired

Polymer dispersed liquid crystal device having partitions between different colors formed by etch-printing

US5274481A · kind A · utility

52Cited by
2References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 3, 1992
Grant dateDec 28, 1993
Priority date
Expiry dateMar 3, 2012

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02F2203/34
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A plane display apparatus in which R, G and B liquid crystal cells are isolated from each other by means of partition walls, and a pair of ITO electrodes are formed on each of the cells and between a pair of substrates, wherein the cells can be arranged either in a matrix form or in a linear form and each pair of the ITO electrodes is supplied with a single voltage, the liquid crystal cells having different driving characteristics respectively.

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