Patent · US Active

Semiconductor device and method for manufacturing the same

US7884428B2 · kind B2 · utility

1Cited by
1References
28Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 3, 2008
Grant dateFeb 8, 2011
Priority date
Expiry dateJan 30, 2029

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10D30/0223
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A semiconductor device includes an Nch transistor having a first gate electrode and a Pch transistor having a second gate electrode. The first gate electrode and the second gate electrode are made of materials causing stresses of different magnitudes.

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