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. 21, 2025

Filed:

Sep. 27, 2023
Applicant:

Macronix International Co., Ltd., Hsinchu, TW;

Inventors:

Che-Ping Chen, Taipei, TW;

Ya-Jui Lee, Taichung, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 7/00 (2006.01); G11C 16/04 (2006.01); G11C 16/08 (2006.01); G11C 16/10 (2006.01); G11C 16/26 (2006.01);
U.S. Cl.
CPC ...
G11C 16/26 (2013.01); G11C 16/0483 (2013.01); G11C 16/08 (2013.01); G11C 16/10 (2013.01);
Abstract

An operation method of a memory device including the following operations is provided. Applying a read voltage to a selected page of a plurality of programmed memory pages. Applying a first pass voltage to unselected pages of the plurality of programmed memory pages. Applying a second pass voltage to at least one unprogrammed memory page, wherein the first pass voltage is larger than the second pass voltage. A memory system including a 3D NAND flash memory with high capacity and high performance is also provided.


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Chen, Che-Ping. (2025). Operating method of memory device and memory system (U.S. Patent No. 12451196). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12451196

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