Patent · US Expired

Transflective liquid crystal display device having a color filter and method for fabricating thereof

US6809791B2 · kind B2 · utility

9Cited by
6References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 31, 2001
Grant dateOct 26, 2004
Priority date
Expiry dateJun 19, 2022

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02F1/1333
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A color filter substrate for a liquid crystal display device includes: a substrate having a transmissive portion and a reflective portion, the transmissive portion having a groove; a black matrix on the substrate; and a color filter layer on the black matrix and on the substrate. In another aspect, a color filter substrate for a liquid crystal display device includes: a substrate having a transmissive portion and a reflective portion; a black matrix on the substrate; a plurality of buffer patterns at the reflective portion, the plurality of buffer patterns having a substantially uneven shape; and a color filter layer at the transmissive and reflective portions.

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