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. 03, 2011
Filed:
May. 05, 2009
Applicants:
Yumi Hayashi, Kanagawa, JP;
Noriaki Matsunaga, Kanagawa, JP;
Takamasa Usui, Selkirk, NY (US);
Inventors:
Assignee:
Kabushiki Kaisha Toshiba, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/48 (2006.01);
U.S. Cl.
CPC ...
Abstract
A semiconductor device includes: a copper (Cu) wire having a first region and a second region in which densities of silicon (Si) and oxygen (O) atoms are higher than in the first region; a compound film that is selectively formed on the Cu wire and contains Cu and Si; and a dielectric film formed on a side surface side of the Cu wire.