Patent · US Expired

Integrated circuit with borderless contacts

US6228777A · kind A · utility

14Cited by
25References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 8, 1999
Grant dateMay 8, 2001
Priority date
Expiry dateJun 8, 2019

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L21/76834
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

An integrated circuit comprising a conductive region formed on a semiconductor substrate, a silicate glass layer formed on the conductive region, and an etch stop layer formed on the silicate glass layer. The integrated circuit also includes a borderless contact that is coupled to the conductive region.

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