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:
Jan. 07, 2020
Filed:
Jan. 20, 2017
Applicant:
Taiwan Semiconductor Manufacturing Co., Ltd., Hsinchu, TW;
Inventors:
Assignee:
TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD., Hsinchu, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/78 (2006.01); H01L 29/66 (2006.01);
U.S. Cl.
CPC ...
H01L 29/7853 (2013.01); H01L 29/66795 (2013.01);
Abstract
A semiconductor device includes a substrate, an epitaxial channel structure and a gate structure. The epitaxial channel structure is located above the substrate. The epitaxial channel structure has a bottom and a top. The bottom is between the substrate and the top, and the bottom has a width less than that of the top.