Patent · US Expired

High dielectric constant device

US7183604B2 · kind B2 · utility

27Cited by
4References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 10, 2003
Grant dateFeb 27, 2007
Priority date
Expiry dateJan 25, 2024

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/265
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

Dielectric material compositions comprising HfO2 and a second compound are disclosed. The compositions are characterized by at least a part of the compositions being in a cubic crystallographic phase. Further, semiconductor based devices comprising such dielectric material compound and method for forming such compounds are disclosed.

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