Patent · US Active

Semiconductor device with increased channel area and fabrication method thereof

US7638398B2 · kind B2 · utility

7Cited by
5References
13Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 28, 2006
Grant dateDec 29, 2009
Priority date
Expiry dateSep 25, 2027

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10D86/01

Abstract

A semiconductor device includes an active region defining at least four surfaces, the four surfaces including first, second, third, and fourth surfaces, a gate insulation layer formed around the four surfaces of the active region, and a gate electrode formed around the gate insulation layer and the four surfaces of the active region.

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