Patent · US Expired

Polysilicon back-gated SOI MOSFET for dynamic threshold voltage control

US6664598B1 · kind B1 · utility

19Cited by
9References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 5, 2002
Grant dateDec 16, 2003
Priority date
Expiry dateSep 5, 2022

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10D30/6743
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A method of forming a silicon-on-insulator (SOI) metal oxide semiconductor field effect transistor (MOSFET) device is provided. The SOI MOSFET device includes a polysilicon back-gate which controls the threshold voltage of a polysilicon-containing front-gate. The back-gate functions as a dynamic threshold voltage control system in the SOI MOSFET device because it is suitable for use during circuit/system active periods and during circuit/system idle periods.

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