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:
Oct. 22, 2024

Filed:

Dec. 01, 2021
Applicant:

Yangtze Memory Technologies Co., Ltd., Wuhan, CN;

Inventors:

Tao Yang, Wuhan, CN;

Dongxue Zhao, Wuhan, CN;

Yuancheng Yang, Wuhan, CN;

Zhiliang Xia, Wuhan, CN;

Zongliang Huo, Wuhan, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/66 (2006.01); H01L 23/00 (2006.01); H01L 25/00 (2006.01); H01L 25/065 (2023.01); H01L 25/18 (2023.01); H01L 29/78 (2006.01); H10B 12/00 (2023.01);
U.S. Cl.
CPC ...
H10B 12/33 (2023.02); H01L 24/08 (2013.01); H01L 24/80 (2013.01); H01L 25/0657 (2013.01); H01L 25/18 (2013.01); H01L 25/50 (2013.01); H01L 29/66666 (2013.01); H01L 29/7827 (2013.01); H10B 12/036 (2023.02); H10B 12/05 (2023.02); H10B 12/482 (2023.02); H01L 2224/08145 (2013.01); H01L 2224/80895 (2013.01); H01L 2224/80896 (2013.01); H01L 2924/1431 (2013.01); H01L 2924/1436 (2013.01); H01L 2924/1441 (2013.01); H01L 2924/1444 (2013.01);
Abstract

In certain aspects, a memory device includes a vertical transistor, a storage unit, a bit line, and a body line. The vertical transistor includes a semiconductor body extending in a first direction. The semiconductor body includes a doped source, a doped drain, and a channel portion. The storage unit is coupled to a first terminal. The first terminal is one of the source and the drain. The bit line extends in a second direction perpendicular to the first direction and coupled to a second terminal. The second terminal is another one of the source and the drain. The body line is coupled to the channel portion of the semiconductor body.


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