Patent · US Expired

Method for manufacturing metal oxide capacitor and method for manufacturing semiconductor memory device

US6150183A · kind A · utility

14Cited by
1References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 18, 1997
Grant dateNov 21, 2000
Priority date
Expiry dateDec 18, 2017

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10D1/682
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A metal oxide capacitor is manufactured by sequentially laminating a metal oxide film and a secon electrode on a first electrode. The metal oxide film is formed and then heat-treated in an atmosphere with an oxygen pressure higher than 1 atm.

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