Patent · US Expired

Method for making folded extended window field effect transistor

US4844776A · kind A · utility

31Cited by
2References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 4, 1987
Grant dateJul 4, 1989
Priority date
Expiry dateDec 4, 2007

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L21/76895
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A gate electrode having an insulating top layer as well as insulating sidewall spacers permits the source and drain regions to be electrically contacted through windows directly above the source and drain regions formed in a window pad layer. The window pad layer may also be used as a sublevel interconnect.

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