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. 25, 2026
Filed:
Jan. 05, 2023
Taiwan Semiconductor Manufacturing Co., Ltd., Hsinchu, TW;
Tsung-Han Chuang, Tainan City, TW;
Zhi-Chang Lin, Zhubei City, TW;
Shih-Cheng Chen, New Taipei City, TW;
Jung-Hung Chang, Yuanlin City, TW;
Chien Ning Yao, Hsinchu, TW;
Kai-Lin Chuang, Chia-Yi City, TW;
Kuo-Cheng Chiang, Zhubei City, TW;
Chih-Hao Wang, Baoshan Township, TW;
Taiwan Semiconductor Manufacturing Co., Ltd., Hsinchu, TW;
Abstract
In an embodiment, a device includes: first nanostructures; a first undoped semiconductor layer contacting a first dummy region of the first nanostructures; a first spacer on the first undoped semiconductor layer; a first source/drain region on the first spacer, the first source/drain region contacting a first channel region of the first nanostructures; and a first gate structure wrapped around the first channel region and the first dummy region of the first nanostructures.