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.

Date of Patent:
Sep. 08, 2026

Filed:

Jan. 24, 2024
Applicant:

Samsung Electronics Co., Ltd., Suwon-si, KR;

Inventors:

Kyunghwan Lee, Suwon-si, KR;

Wonsok Lee, Suwon-si, KR;

Juho Lee, Suwon-si, KR;

Daewon Ha, Suwon-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10B 12/00 (2023.01); H10D 62/17 (2025.01);
U.S. Cl.
CPC ...
H10B 12/488 (2023.02); H10B 12/482 (2023.02); H10D 62/221 (2025.01);
Abstract

A semiconductor memory device includes a memory cell array having a three-dimensional structure, the memory cell array including a plurality of memory cells repeatedly arranged in a first lateral direction, a second lateral direction, and a vertical direction, wherein the first lateral direction and the second lateral direction are perpendicular to each other, and the vertical direction is perpendicular to each of the first lateral direction and the second lateral direction, wherein each of the plurality of memory cells includes two transistors including at a least portions of two word lines passing through the memory cell in the vertical direction and at least portions of two bit lines respectively on both sides of the two word lines in the first lateral direction, each of the two bit line extending along the second lateral direction, and each of the plurality of memory cells does not include a capacitor.


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