Patent · US Expired

Liquid crystal device, a method for producing a liquid crystal device and a method for controlling a liquid crystal device

US7283196B2 · kind B2 · utility

2Cited by
26References
25Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 21, 2003
Grant dateOct 16, 2007
Priority date
Expiry dateJan 12, 2024

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02F1/133769
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

The invention relates to a liquid crystal device, comprising a liquid crystal bulk layer and dopants being inhomogeneously distributed in the bulk layer as a result of being permanently attached to at least one surface, termed dopant surface. The invention also relates to methods for manufacturing as well as methods for controlling liquid crystal devices.

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