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:
Jun. 02, 2026
Filed:
Dec. 04, 2023
SK Hynix Inc., Gyeonggi-do, KR;
Na Yeong Yang, Gyeonggi-do, KR;
Ki Jun Yun, Gyeonggi-do, KR;
Jung Shik Jang, Gyeonggi-do, KR;
In Su Park, Gyeonggi-do, KR;
Seok Min Choi, Gyeonggi-do, KR;
SK hynix Inc., Gyeonggi-do, KR;
Abstract
A semiconductor device may include: a first gate structure; a second gate structure disposed over the first gate structure; and a channel structure including a first portion extending through the first gate structure, the first portion having a tapered cross section, a second portion having a tapered cross section, and a third portion connecting the first portion with the second portion, wherein the third portion has a vertical profile, and wherein the second portion and the third portion extends through the second gate structure.