Patent · US Expired

Multi-layer external terminals of liquid crystal displays with thin-film transistors

US5187604A · kind A · utility

108Cited by
4References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 29, 1990
Grant dateFeb 16, 1993
Priority date
Expiry dateJan 29, 2010

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02F1/13629
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An active matrix liquid crystal device is provided with improved external terminal structures including an ITO (indiumtin-oxide) pad covering an interconnection wiring, and a layout of a passivation film for protecting an aluminium wiring from outer moisture.

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