Patent · US Expired

Electronic device having perovskite-type oxide film, production thereof, and ferroelectric capacitor

US6194228A · kind A · utility

54Cited by
7References
45Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 21, 1998
Grant dateFeb 27, 2001
Priority date
Expiry dateOct 21, 2018

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L21/02356
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A method of manufacturing an electronic device including an oxide film of perovskite-type, said method comprising the steps of forming on a base substrate a first conductive oxide film of perovskite type in an atmosphere of reduced pressure at a first temperature, and performing heat treatment on the first conductive oxide film in an oxidizing atmosphere containing oxygen at a second temperature which is higher than the first temperature.

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