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:
Aug. 07, 2012
Filed:
Jun. 03, 2009
Ta-ming Kuan, Zhongli, TW;
Chih-hsin Ko, Fongshan, TW;
Wen-chin Lee, Hsin-Chu, TW;
Taiwan Semiconductor Manufacturing Company, Ltd., Hsin-Chu, TW;
Abstract
A semiconductor device and method for fabricating a semiconductor device providing reduced short channel effects is disclosed. The method comprises providing a substrate comprising a first material; forming at least one gate stack over the substrate; forming one or more recesses in the substrate, wherein the one or more recesses define at least one source region and at least one drain region; and forming a pocket, a first layer comprising a second material, and a second layer comprising a third material in the one or more recesses, the pocket being disposed between the first layer and the substrate.