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:
Jan. 27, 2026

Filed:

Dec. 14, 2023
Applicant:

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

Inventors:

Li Xiang, Wuhan, CN;

Wei Huang, Wuhan, CN;

Ting Zhu, Wuhan, CN;

Shuai Wang, Wuhan, CN;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11C 16/16 (2006.01); G11C 16/04 (2006.01); G11C 16/08 (2006.01);
U.S. Cl.
CPC ...
G11C 16/16 (2013.01); G11C 16/0483 (2013.01); G11C 16/08 (2013.01);
Abstract

According to one aspect of the present disclosure, a method of operating a memory is provided. The method may include applying a bias voltage to a bottom select line of a second memory block of the memory during a first time period to turn on the bottom select transistor of the second memory block. The memory may include a first memory block and the second memory block, and the bottom select transistor is coupled to a bottom select line. The method may include performing a first erase operation during a second time period after the first time period by providing an erase operating voltage to a source line of the first memory block, and setting the bottom select line of the second memory block to a floating state.


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