Patent · US Expired

Process for manufacturing semiconductor devices

US5336638A · kind A · utility

115Cited by
10References
29Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 6, 1992
Grant dateAug 9, 1994
Priority date
Expiry dateMar 6, 2012

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S148/117

Abstract

Herein disclosed is a process for manufacturing a semiconductor device, which comprises: a step of forming a first electrode composed of tantalum and tungsten over a semiconductor substrate; a step of depositing a dielectric film of tantalum oxide on the first electrode; a step of oxidizing the first electrode and the dielectric film of tantalum oxide; and a step of forming a second electrode over the dielectric film.

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