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:
Aug. 13, 2024
Filed:
Mar. 15, 2023
Yangtze Memory Technologies Co., Ltd., Hubei, CN;
Zhuqin Duan, Hubei, CN;
ZhiChao Du, Hubei, CN;
Yu Wang, Hubei, CN;
Daesik Song, Hubei, CN;
Xiaojiang Guo, Hubei, CN;
Yangtze Memory Technologies Co., Ltd., Hubei, CN;
Abstract
The present disclosure provides a memory device, comprising a memory array having memory cells, a page buffer coupled to the memory array through bit lines. The page buffer comprises a latch, and a control logic coupled to the page buffer and configured to: perform a first read operation on the memory cells; select, from the memory cells, a first plurality of memory cells in a first state and a second plurality of memory cells in a second state, based on the first read operation; perform a second read operation on the first plurality of memory cells; select, from the first plurality of memory cells, a third plurality of memory cells based on the second read operation; perform a third read operation on the third plurality of memory cells; and determine a read develop time based on the third read operation.