Patent · US Expired

Method of manufacturing a semiconductor device by forming a tungsten silicide or molybdenum silicide electrode

US4283439A · kind A · utility

22Cited by
6References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 29, 1980
Grant dateAug 11, 1981
Priority date
Expiry dateApr 29, 2000

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S148/147
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A method of manufacturing a semiconductor device comprises the steps of forming an interconnection electrode made of a refractory metal or a silicide of the metal on an insulating film formed on a semiconductor substrate with necessary elements already formed, forming a silicon nitride film on the interconnection electrode, and forming a silicon oxide film on the silicon nitride film, thereby preventing the elements from being deteriorated.

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