Patent · US Active

Black-white cholesteric liquid crystal display and method for manufacturing the same

US7505094B2 · kind B2 · utility

0Cited by
3References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 21, 2005
Grant dateMar 17, 2009
Priority date
Expiry dateMar 30, 2027

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02F1/13775
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A black-white liquid crystal display using a cholesteric liquid crystal material and a method for manufacturing such a liquid crystal display using polymerization/phase-separation, resulting in diffused polymeric molecules and polymeric cell walls, so as to minimize the manufacturing time, strengthen the polymeric wall and enhance the contrast ratio as well as the brightness.

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