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:
Jul. 08, 2025
Filed:
Jun. 26, 2023
Samsung Electronics Co., Ltd., Suwon-si, KR;
Sunghye Cho, Suwon-si, KR;
Kijun Lee, Suwon-si, KR;
Eunae Lee, Suwon-si, KR;
Kyomin Sohn, Suwon-si, KR;
Yeonggeol Song, Suwon-si, KR;
Myungkyu Lee, Suwon-si, KR;
Abstract
A memory device includes a memory cell array having a plurality of rows of memory cells therein, and a row hammer managing circuit, which is configured to detect a row hammer address based on a pre row hammer address, and each of a plurality of input row addresses associated with a plurality of accesses during a monitoring period for monitoring the plurality of accesses to a plurality of the rows of memory cells. A refresh control circuit is provided and is configured to perform a refresh operation on a memory cell row physically adjacent to a memory cell row corresponding to the row hammer address.