Patent · US Expired

Method of making thermally-transferred color filter arrays with incorporated black matrix using electronic light flash

US5229232A · kind A · utility

24Cited by
2References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 5, 1991
Grant dateJul 20, 1993
Priority date
Expiry dateAug 5, 2011

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02F1/133512
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A thermal printing system is disclosed in which various patterned masks are used in conjunction with an electronic light flash and other related hardware to thermally transfer dyes to a receiver in such a way as to create a color filter array with an incorporated black matrix for use in a color liquid crystal display device.

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