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:
Feb. 25, 2025
Filed:
Jan. 13, 2023
Applicant:
Samsung Electronics Co., Ltd., Suwon-si, KR;
Inventor:
Yun Heub Song, Seongnam-si, KR;
Assignee:
Samsung Electronics Co., Ltd., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H10B 43/27 (2023.01); H10B 43/35 (2023.01); H10B 43/40 (2023.01);
U.S. Cl.
CPC ...
H10B 43/27 (2023.02); H10B 43/35 (2023.02); H10B 43/40 (2023.02);
Abstract
A three-dimensional flash memory is provided, and technique to suppress interference caused by an inter-cell insulation layer in a vertical cell and to form a stable vertical channel layer, a technique to reduce a length of wire than a conventional three-dimensional flash memory for overcoming problems of deterioration of chip characteristics such as operation speed and power consumption and difficulty of wiring technique in the manufacturing process, and a technique to improve horizontal density of channel layers and ONO layers are proposed.