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.

Date of Patent:
Aug. 24, 2010

Filed:

Oct. 11, 2007
Applicant:

Shinji Takeoka, Toyama, JP;

Inventor:

Shinji Takeoka, Toyama, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 23/62 (2006.01);
U.S. Cl.
CPC ...
Abstract

A first NMIS transistor includes: a first gate dielectric film over the first active region; a first gate electrode on the first gate dielectric film; a first side-wall dielectric film on side surfaces of the first gate dielectric film and the first gate electrode; a first source/drain region in the first active region outside the first side-wall dielectric film; a first silicide layer in a top-layer portion of the first source/drain region; a second side-wall dielectric film on the first silicide layer around a corner at which the side surface of the first side-wall dielectric film meets an upper surface of the first silicide layer; and a first stressor film for exerting a tensile stress on a channel region in a gate length direction, the first stressor film covering the first gate electrode, the first side-wall dielectric film, and the second side-wall dielectric film.


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