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. 12, 2021

Filed:

Jan. 27, 2021
Applicant:

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

Inventors:

Ke Liang, Wuhan, CN;

Chun Yuan Hou, Wuhan, CN;

Qiang Tang, Wuhan, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 7/00 (2006.01); G11C 11/56 (2006.01); G11C 16/10 (2006.01); G11C 16/08 (2006.01); G11C 16/34 (2006.01); G11C 16/04 (2006.01);
U.S. Cl.
CPC ...
G11C 11/5628 (2013.01); G11C 16/08 (2013.01); G11C 16/10 (2013.01); G11C 16/3459 (2013.01); G11C 16/0483 (2013.01);
Abstract

A method for programming a memory system including a plurality of memory cells includes performing a first program operation on the plurality of the memory cells. The method also includes identifying a first memory cell and a second set of memory cell from the plurality of memory cells based on threshold voltages of the plurality of memory cells after performing the first program operations. The method further includes performing a second operation on the plurality of the memory cells by applying a first cross voltage to the first memory cell and a second cross voltage to the second memory cell.


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