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:
Dec. 08, 2009
Filed:
Dec. 16, 2008
Applicants:
Jun-hwan OH, Incheon, KR;
Dong-cho Maeng, Yongin-si, KR;
Soon-ho Kim, Suwon-si, KR;
Inventors:
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/265 (2006.01); H01L 23/48 (2006.01);
U.S. Cl.
CPC ...
Abstract
A semiconductor device and a method of fabricating the same are disclosed. The semiconductor device includes a lower wire, an interlayer insulating film formed on the lower wire and having a via hole exposing the upper surface of the lower wire, a diffusion barrier formed on the inner wall of the via hole, and an upper wire filling the via hole and directly contacting the lower wire, in which a dopant region containing a component of the diffusion barrier is formed in the lower wire in the extension direction of the via hole.