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:
Dec. 12, 2023

Filed:

Dec. 14, 2021
Applicant:

Kioxia Corporation, Tokyo, JP;

Inventor:

Hajime Matsumoto, Kawasaki Kanagawa, JP;

Assignee:

Kioxia Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 16/30 (2006.01); G11C 16/34 (2006.01); H03K 19/00 (2006.01); G11C 5/14 (2006.01);
U.S. Cl.
CPC ...
G11C 16/3404 (2013.01); G11C 5/144 (2013.01); G11C 16/30 (2013.01); H03K 19/0016 (2013.01);
Abstract

A memory system in an embodiment includes: a nonvolatile memory; a memory controller configured to control the memory; and a power supply circuit configured to supply a voltage of power of at least one of the memory and the memory controller, wherein the power supply circuit is configured to: store first information having a value of the voltage to be supplied; output an output voltage based on the value of the voltage specified by the stored first information; detect an output current at an output end of the output voltage; compare a value of the detected output current with a threshold value; and update the stored first information to second information based on a result of the comparison, the second information having an updated value of the voltage to be supplied.


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