Patent · US Expired

Semiconductor device and its manufacture method, and measurement fixture for the semiconductor device

US7241656B2 · kind B2 · utility

2Cited by
3References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 25, 2006
Grant dateJul 10, 2007
Priority date
Expiry dateMay 25, 2026

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L2924/351
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A semiconductor device comprises a substrate, a ferroelectric capacitor which includes a ferroelectric film on the substrate, and a stress application layer which applies tensile or compressive stress to the ferroelectric film of the ferroelectric capacitor by applying stress to the substrate.

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