Patent · US Expired

Ferroelectric memory including ferroelectric capacitor, one of whose electrodes is connected to metal silicide film

US6384440B1 · kind B1 · utility

4Cited by
2References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 2, 2000
Grant dateMay 7, 2002
Priority date
Expiry dateNov 2, 2020

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L21/28518
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A ferroelectric memory is composed of a wiring layer, a bottom electrode coupled to the wiring layer, a ferroelectric film formed on the bottom electrode, a top electrode formed on the ferroelectric film, and a metal silicide layer coupled to the top electrode and located above the ferroelectric film. The wiring layer includes substantially no silicon.

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