Patent · US Active

Method for repairing copper diffusion barrier layers on a semiconductor solid substrate and repair kit for implementing this method

US8524512B2 · kind B2 · utility

1Cited by
7References
31Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 7, 2009
Grant dateSep 3, 2013
Priority date
Expiry dateApr 21, 2030

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L21/76898
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

Method for repairing copper diffusion barrier layers on a semiconductor solid substrate and repair kit for implementing this method.One subject of the present invention is a method for repairing a surface of a substrate coated with a discontinuous copper diffusion barrier layer of a titanium-based material.According to the invention, this method comprises:

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