Patent · US Expired

Method for selectively stressing MOSFETs to improve charge carrier mobility

US7052946B2 · kind B2 · utility

37Cited by
2References
36Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 10, 2004
Grant dateMay 30, 2006
Priority date
Expiry dateApr 12, 2024

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10D84/0167

Abstract

A strained channel MOSFET device with improved charge mobility and method for forming the same, the method including providing a first gate with a first semiconductor conductive type and second gate with a semiconductor conductive type on a substrate; forming a first strained layer with a first type of stress on said first gate; and, forming a second strained layer with a second type of stress on said second gate.

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