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:
Apr. 30, 2024

Filed:

May. 25, 2022
Applicant:

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

Inventors:

Sangyong Park, Suwon-si, KR;

Hyunseok Na, Busan, KR;

Jaeduk Lee, Seongnam-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10B 43/27 (2023.01); H10B 41/27 (2023.01); H10B 41/10 (2023.01); H10B 43/10 (2023.01);
U.S. Cl.
CPC ...
H10B 43/27 (2023.02); H10B 41/27 (2023.02); H10B 41/10 (2023.02); H10B 43/10 (2023.02);
Abstract

An integrated circuit device includes a plurality of conductive lines extending in a horizontal direction parallel to a main surface of a substrate and overlapping one another in a vertical direction vertical to the main surface, on the substrate, a plurality of insulation layers each between two adjacent conductive lines of the plurality of conductive lines to extend in the horizontal direction, a channel layer extending in the vertical direction in a channel hole passing through the plurality of conductive lines and the plurality of insulation layers, and a plurality of outer blocking dielectric layers between the plurality of conductive lines and the channel layer, in at least some of the plurality of conductive lines, wherein a width of each of the plurality of outer blocking dielectric layers in the horizontal direction increases toward the main surface.


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