Patent · US Expired

Integrated circuit with insulating spacers separating borderless contacts from the well

US6294823A · kind A · utility

8Cited by
11References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 12, 1999
Grant dateSep 25, 2001
Priority date
Expiry dateMay 12, 2019

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10D84/038
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

An improved integrated circuit and method for making it are described. The integrated circuit includes a shallow trench isolation structure formed adjacent to a well. A borderless contact makes electrical contact to a conductive region formed on the well and an insulating spacer is formed adjacent to a sidewall of the conductive region.

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