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:
Sep. 15, 2026
Filed:
Jun. 14, 2024
Yangtze Memory Technologies Co., Ltd., Wuhan, CN;
Yangtze Memory Technologies Co., Ltd., Wuhan, CN;
Abstract
The present disclosure provides a memory device and an operation method thereof, and a memory system, wherein the memory device includes a memory array and a page buffer circuit coupled with a bit line in the memory array; the page buffer circuit includes a first charge circuit and a second charge circuit coupled to a first sensing node along with the first charge circuit; and the operation method of the memory device includes: in a first charge stage, charging the first sensing node to a first voltage through the first charge circuit; and in a second charge stage, charging the first sensing node and the bit line to a second voltage through the second charge circuit, wherein the second voltage is higher than the first voltage.