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:
Feb. 24, 2026
Filed:
Nov. 29, 2023
Samsung Electronics Co., Ltd., Suwon-si, KR;
Dongha Kim, Suwon-si, KR;
Do-Han Kim, Suwon-si, KR;
Bobae Kim, Suwon-si, KR;
Changmin Lee, Suwon-si, KR;
Kyeongjin Cho, Suwon-si, KR;
SAMSUNG ELECTRONICS CO., LTD., Suwon-si, KR;
Abstract
A memory device according to an embodiment includes a memory cell array including a plurality of memory cells disposed in a plurality of rows, a register configured to store row addresses corresponding to the plurality of rows and access counts for the plurality of rows, and a refresh controller configured to determine a refresh address based on the stored row addresses and a refresh command being received, and change a refresh period for a target row based on the refresh address being associated with a previously performed refresh for the target row and the access count for a row corresponding to the target row being reached a threshold value.