Patent · US Expired

In-plane switching liquid crystal display with compensation film

US6937308B2 · kind B2 · utility

14Cited by
10References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 26, 2002
Grant dateAug 30, 2005
Priority date
Expiry dateJul 26, 2022

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02F2413/105
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

Disclosed is a display comprising an in-plane switching (IPS) mode liquid crystal cell, a polarizer, and a compensation film containing a positively birefringent material with the optic axis tilted in a plane perpendicular to the liquid crystal cell plane. Such displays exhibit an improved viewing angle characteristic.

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