The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 08, 2001
Filed:
Dec. 20, 1999
Applicant:
Inventor:
James P. Yakura, Colorado Springs, CO (US);
Assignee:
LSI Logic Corporation, Milpitas, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 2/144 ;
U.S. Cl.
CPC ...
H01L 2/144 ;
Abstract
An electrical interconnection structure on an integrated circuit is provided that has a) a substrate layer; b) a diffusion barrier on the substrate layer; c) a copper layer on the diffusion barrier; and d) a copper oxide layer on the copper layer. Methods of making such an interconnection structure is also provided. Such an interconnection structure may be used as a rectifier to prevent damage of sensitive devices from voltage spikes.