Patent · US Expired

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

US5781255A · kind A · utility

16Cited by
3References
23Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 4, 1996
Grant dateJul 14, 1998
Priority date
Expiry dateOct 4, 2016

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 1,000 angstroms or more. The fabrication yield and reliability can be improved.

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