Patent · US Expired

System and method for forming an integrated barrier layer

US7279432B2 · kind B2 · utility

41Cited by
64References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 15, 2003
Grant dateOct 9, 2007
Priority date
Expiry dateJul 2, 2023

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10D1/716
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

An apparatus and method for forming an integrated barrier layer on a substrate is described. The integrated barrier layer comprises at least a first refractory metal layer and a second refractory metal layer. The integrated barrier layer is formed using a dual-mode deposition process comprising a chemical vapor deposition (CVD) step and a cyclical deposition step. The dual-mode deposition process may be performed in a single process chamber.

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