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:
Apr. 16, 2024
Filed:
Nov. 23, 2022
Taiwan Semiconductor Manufacturing Company, Ltd., Hsinchu, TW;
Shu-Wen Shen, Hsinchu, TW;
TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD., Hsinchu, TW;
Abstract
A semiconductor device structure is provided. The device includes a plurality of semiconductor layers and a gate electrode layer surrounding each semiconductor layer of the plurality of semiconductor layers. The gate electrode layer includes a first part, and a second part below the first part, the second part comprises a first portion, wherein an exterior surface of the first portion has a first radius of curvature, and a second portion below the first portion, and a third portion below the second portion, wherein an exterior surface of the third portion having a second radius of curvature different than the first radius of curvature.