Patent · US Expired

Method of fabricating a gate structure of a field effect transistor using a hard mask

US6759286B2 · kind B2 · utility

11Cited by
4References
42Claims
0Family size

Inventors

Key dates

Filing dateSep 16, 2002
Grant dateJul 6, 2004
Priority date
Expiry dateSep 16, 2022

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10D64/017
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A method of fabricating a gate structure of a field effect transistor, comprising forming a hard mask, etching a gate electrode, and contemporaneously forming a gate dielectric and removing the hard mask.

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