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:
May. 07, 2024

Filed:

May. 02, 2022
Applicant:

Taiwan Semiconductor Manufacturing Company, Ltd., Hsin-Chu, TW;

Inventors:

Chih-Hao Wang, Baoshan Township, TW;

Min Cao, Hsinchu, TW;

Shang-Wen Chang, Jhubei, TW;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 21/8238 (2006.01); H01L 27/092 (2006.01); H01L 29/06 (2006.01); H01L 29/66 (2006.01); H01L 29/78 (2006.01);
U.S. Cl.
CPC ...
H01L 27/0924 (2013.01); H01L 21/823821 (2013.01); H01L 21/823878 (2013.01); H01L 29/0673 (2013.01); H01L 29/66545 (2013.01); H01L 29/66795 (2013.01); H01L 29/785 (2013.01);
Abstract

Various embodiments of the present disclosure are directed towards an integrated chip (IC). The IC includes a first fin projecting vertically from a semiconductor substrate. A second fin projects vertically from the semiconductor substrate, where the second fin is spaced from the first fin, and where the first fin has a first uppermost surface that is disposed over a second uppermost surface of the second fin. A nanostructure stack is disposed over the second fin and vertically spaced from the second fin, where the nanostructure stack comprises a plurality of vertically stacked semiconductor nanostructures. A pair of first source/drain regions is disposed on the first fin, where the first source/drain regions are disposed on opposite sides of an upper portion of the first fin. A pair of second source/drain regions is disposed on the second fin, where the second source/drain regions are disposed on opposite sides of the nanostructure stack.


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