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. 07, 2020
Filed:
Apr. 30, 2019
Samsung Electronics Co., Ltd., Suwon-si, Gyeonggi-Do, KR;
Chang-Bum Kim, Seoul, KR;
Sunghoon Kim, Seongnam-Si, KR;
Samsung Electronics Co., Ltd., Suwon-si, Gyeonggi-do, KR;
Abstract
A three-dimensional semiconductor memory device includes a cell string vertically extending from a top surface of a substrate and having first and second cell transistors, first and second word lines connected to gate electrodes of the first and second cell transistors respectively, a first pass transistor connecting the first word line to a row decoder, and a second pass transistor connecting the second word line to the row decoder. The first pass transistor includes a plurality of first sub-transistors connected in parallel between the first word line and the row decoder.