Patent · US Expired

Pixels for wide viewing angle liquid crystal display

US6057902A · kind A · utility

10Cited by
8References
32Claims
0Family size

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Key dates

Filing dateAug 5, 1998
Grant dateMay 2, 2000
Priority date
Expiry dateAug 5, 2018

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02F1/133788
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A structure for providing a wide viewing angle for a liquid crystal display or similar comprising the formation of more than one region within a pixel (for each color) which provides more than one pretilt angle is provided by controlling chemistry of a second layer placed in predetermined locations within a single pixel.

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