Patent · US Expired

Method for manufacturing an active matrix display screen with storage capacitors

US5238861A · kind A · utility

44Cited by
12References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 14, 1991
Grant dateAug 24, 1993
Priority date
Expiry dateMay 14, 2011

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S148/014
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

The method includes only two masking levels. During the second masking, capacitative lines (LC) (dedicated or merged with the addressing lines) are defined which overlap the pixels so as to form the storage capacitors (Cs). Application for display on flat liquid crystal screens.

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