Patent · US Expired

Color filter substrate and liquid crystal display device

US5642176A · kind A · utility

91Cited by
4References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 24, 1995
Grant dateJun 24, 1997
Priority date
Expiry dateNov 24, 2015

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02F1/133514
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

Disclosed herein is a liquid crystal display device comprising a liquid crystal held between a pair of bases each equipped with at least a transparent electrode, and pixels each having at least four color regions which are divided from one another, wherein the four color regions in one pixel comprise a first region in which a filter for red is arranged to display a red color, a second region in which a filter for blue is arranged to display a blue color, a third region in which a filter for green is arranged to display a green color, and a fourth region in which a filter for red, a filter for blue and a filter for green are arranged to display a color.

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