Patent · US Expired

Method of manufacturing a wiring layer in semiconductor device

US6051492A · kind A · utility

10Cited by
4References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 27, 1996
Grant dateApr 18, 2000
Priority date
Expiry dateNov 27, 2016

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S408/707
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A method of manufacturing a metal wiring layer in a semiconductor device, wherein an insulating layer is plasma treated before a tungsten nitride film is formed on the insulating layer. A metal, metal silicide or metal alloy thereafter being deposited over the tungsten nitride film.

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