Patent · US Expired

Contact for use in an integrated circuit and a method of manufacture therefor

US6910907B2 · kind B2 · utility

103Cited by
3References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 18, 2003
Grant dateJun 28, 2005
Priority date
Expiry dateNov 18, 2023

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L21/76877
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

The present invention provides a contact for use in an integrated circuit, a method of manufacture therefor, and an integrated circuit including the aforementioned contact. The contact, in accordance with the principles of the present invention, may include a via located in a substrate, and a contact plug located in the via, wherein the contact plug has a first portion having a notch removed therefrom and a second portion filling the notch.

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