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:
Feb. 06, 2024

Filed:

Feb. 21, 2022
Applicant:

SK Hynix Inc., Icheon-si Gyeonggi-do, KR;

Inventors:

Se Won Lee, Icheon-si Gyeonggi-do, KR;

Tae Kyun Shin, Icheon-si Gyeonggi-do, KR;

Jun Sang Lee, Icheon-si Gyeonggi-do, KR;

Assignee:

SK hynix Inc., Icheon-si, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 11/406 (2006.01); G11C 11/4074 (2006.01);
U.S. Cl.
CPC ...
G11C 11/40615 (2013.01); G11C 11/4074 (2013.01); G11C 11/40622 (2013.01); G11C 11/40626 (2013.01);
Abstract

An electronic device includes an internal mode control circuit suitable for generating a burst control signal, a blocking control signal and an internal voltage control signal based on a refresh cycle when an internal mode is performed in a self-refresh operation, a refresh control circuit suitable for generating a refresh signal for performing a refresh operation every refresh cycle when the self-refresh operation is performed, generating the refresh signal every set cycle based on the burst control signal when the internal mode is performed, and blocking the generation of the refresh signal based on the blocking control signal, and an internal voltage generation circuit suitable for adjusting a level of an internal voltage for the refresh operation based on the internal voltage control signal.


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