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. 17, 2021
Filed:
Jan. 09, 2020
Taiwan Semiconductor Manufacturing Company, Ltd., Hsinchu, TW;
Victor Chiang Liang, Hsinchu, TW;
Fu-Huan Tsai, Kaohsiung, TW;
Fang-Ting Kuo, Zhubei, TW;
Meng-Chang Ho, Hsinchu, TW;
Yu-Lin Wei, Taichung, TW;
Chi-Feng Huang, Zhubei, TW;
TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD., Hsinchu, TW;
Abstract
A semiconductor device includes a substrate and an isolation feature. The isolation feature includes a first portion in the substrate, and a second portion extending along a top surface of the substrate, wherein a bottom surface of the second portion is below the top surface of the substrate. The semiconductor device further includes a gate structure over the substrate, wherein the gate structure extends along a top surface of the second portion of the isolation feature.