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:
Jun. 17, 2025

Filed:

Jan. 12, 2023
Applicant:

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

Inventors:

Zhichao Du, Wuhan, CN;

Yan Wang, Wuhan, CN;

Daesik Song, Wuhan, CN;

Yu Wang, Wuhan, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 7/00 (2006.01); G11C 7/10 (2006.01); G11C 7/12 (2006.01);
U.S. Cl.
CPC ...
G11C 7/1039 (2013.01); G11C 7/1063 (2013.01); G11C 7/12 (2013.01);
Abstract

A page buffer includes a first charge/discharge circuit and a second charge/discharge circuit coupled to a bit line. The first charge/discharge circuit is configured to store first bit line forcing information and apply a first bit line forcing voltage to the bit line based on the first bit line forcing information. The second charge/discharge circuit coupled to the bit line and configured to store a second bit line forcing information, and apply a second bit line forcing voltage, different from the first bit line forcing voltage, to the bit line based on the second bit line forcing information. The first bit line forcing voltage and the second bit line forcing voltage are both higher than a programming bit line voltage and lower than a programming-inhabit bit line voltage.


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