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:
Dec. 31, 2024

Filed:

Jul. 21, 2023
Applicant:

Taiwan Semiconductor Manufacturing Co., Ltd., Hsinchu, TW;

Inventors:

Yu-Xuan Huang, Hsinchu, TW;

Ching-Wei Tsai, Hsinchu, TW;

Jam-Wem Lee, Hsinchu, TW;

Kuo-Ji Chen, Taipei County, TW;

Kuan-Lun Cheng, Hsin-Chu, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/088 (2006.01); H01L 27/07 (2006.01); H01L 29/06 (2006.01); H01L 29/417 (2006.01); H01L 29/66 (2006.01); H01L 29/78 (2006.01);
U.S. Cl.
CPC ...
H01L 27/0886 (2013.01); H01L 27/0727 (2013.01); H01L 29/0653 (2013.01); H01L 29/41791 (2013.01); H01L 29/66795 (2013.01); H01L 29/785 (2013.01); H01L 2029/7858 (2013.01);
Abstract

The present disclosure provides embodiments of semiconductor devices. A semiconductor device according to the present disclosure include an elongated semiconductor member surrounded by an isolation feature and extending lengthwise along a first direction, a first source/drain feature and a second source/drain feature over a top surface of the elongated semiconductor member, a vertical stack of channel members each extending lengthwise between the first source/drain feature and the second source/drain feature along the first direction, a gate structure wrapping around each of the channel members, an epitaxial layer deposited on the bottom surface of the elongated semiconductor member, a silicide layer disposed on the epitaxial layer, and a conductive layer disposed on the silicide layer.


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