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:
Jun. 17, 2025
Filed:
May. 24, 2023
Applicant:
SK Hynix Inc., Gyeonggi-do, KR;
Inventors:
Assignee:
SK hynix Inc., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 11/406 (2006.01);
U.S. Cl.
CPC ...
G11C 11/40626 (2013.01);
Abstract
A memory device includes: a rate control circuit configured to: generate a refresh counting value based on a refresh management command and an internal target refresh command, and generate a rate control signal by comparing the refresh counting value with a target value corresponding to temperature information; and a target command issuing circuit configured to: set a target number according to the rate control signal, and issue the internal target refresh command whenever a number of inputs of a normal refresh command reaches the target number.