Patent · US Expired

Semiconductor device having inversion inducing gate

US5895949A · kind A · utility

41Cited by
2References
25Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 20, 1997
Grant dateApr 20, 1999
Priority date
Expiry dateJun 20, 2017

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10D30/6891
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A semiconductor device is characterized by comprising a semiconductor substrate, a first insulating film formed on the semiconductor substrate, a plurality of cell transistors each having a control gate formed on the semiconductor substrate through the first insulating film, a second insulating film formed on upper and side surfaces of the control gate, and a conductive film formed on at least the side surface of the control gate through the second insulating film.

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