Patent · US Expired

Active matrix display device using aluminum alloy in scanning signal line or video signal line

US6226059A · kind A · utility

26Cited by
11References
33Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 17, 1998
Grant dateMay 1, 2001
Priority date
Expiry dateJun 17, 2018

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02F1/136295
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An anodized oxide film of Al is formed on a scanning signal line and a gate electrode. Al--Ta is used as material of each of the scanning signal line and gate electrode. The thickness of the anodized oxide film is set to at least 1,000 angstroms. The fabrication yield and reliability can be improved.

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