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:
Nov. 28, 2023

Filed:

Jul. 12, 2021
Applicant:

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

Inventors:

Jinwon Ma, Hwaseong-si, KR;

Chunhyung Chung, Seoul, KR;

Jamin Koo, Hwaseong-si, KR;

Kyuwan Kim, Suwon-si, KR;

Daeyoung Moon, Seoul, KR;

Wonseok Yoo, Seoul, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 5/06 (2006.01); H01L 23/528 (2006.01); H01L 23/522 (2006.01); H01L 23/532 (2006.01); H10B 12/00 (2023.01);
U.S. Cl.
CPC ...
G11C 5/063 (2013.01); H01L 23/5226 (2013.01); H01L 23/5283 (2013.01); H01L 23/532 (2013.01); H10B 12/0335 (2023.02); H10B 12/315 (2023.02); H10B 12/482 (2023.02);
Abstract

An integrated circuit device includes; word lines extending in a first direction across a substrate and spaced apart in a second direction different from the first direction, bit lines extending on the word lines in the second direction and spaced apart in the first direction, a first contact plug arranged among the bitlines, contacting a first active region of the substrate, having a first width, and having a first dopant concentration, and a second contact plug arranged among the bitlines, contacting a second active region of the substrate, having a second width, and having a second dopant concentration less than the first dopant concentration.


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