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.

Date of Patent:
Apr. 21, 2025

Filed:

Apr. 28, 2022
Applicant:

SK Hynix Inc., Icheon-si, KR;

Inventor:

Dae Joon Kim, Icheon-si, KR;

Assignee:

SK hynix Inc., Icheon-si, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 11/406 (2005.12); G11C 11/408 (2005.12); G11C 11/4096 (2005.12);
U.S. Cl.
CPC ...
G11C 11/40615 (2012.12); G11C 11/40622 (2012.12); G11C 11/4085 (2012.12); G11C 11/4096 (2012.12);
Abstract

An electronic device includes a count signal generation circuit configured to increase one of the values of a weak cell count signal and an active count signal by comparing a weak cell address with an adjacent address generated from a row address, when an active operation is performed. The electronic device also includes a target refresh control circuit configured to latch the adjacent address based on the values of the weak cell count signal and the active count signal and to output the latched adjacent address as a target address for a refresh operation based on a target refresh signal.


Find Patent Forward Citations

Quick Actions:

Kim, Dae. (2025). Electronic device performing refresh operation (U.S. Patent No. 12283303). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12283303

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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