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:
Jan. 13, 2026
Filed:
May. 04, 2023
Samsung Electronics Co., Ltd., Suwon-si, KR;
Jongmoo Lee, Suwon-si, KR;
Julpin Park, Suwon-si, KR;
Jihoon Chang, Suwon-si, KR;
Dongsik Park, Suwon-si, KR;
SAMSUNG ELECTRONICS CO., LTD., Suwon-si, KR;
Abstract
A semiconductor memory device including a substrate, a plurality of conductive lines extending in a first horizontal direction on the substrate and spaced apart from each other in a second horizontal direction perpendicular to the first horizontal direction, a first cell stack on each of the plurality of conductive lines and including a plurality of first vertical transistor structures and a plurality of first connection contacts, a second cell stack on the first cell stack and including a plurality of second vertical transistor structures and a plurality of second connection contacts, and a plurality of capacitor structures arranged on the second cell stack and connected to the plurality of first vertical transistor structures and the plurality of second vertical transistor structures.