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:
Oct. 14, 2025

Filed:

Feb. 23, 2023
Applicant:

Kioxia Corporation, Tokyo, JP;

Inventors:

Haruka Mori, Kawasaki Kanagawa, JP;

Mitsunori Tadokoro, Fujisawa Kanagawa, JP;

Assignee:

Kioxia Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 13/16 (2006.01); G06F 13/22 (2006.01);
U.S. Cl.
CPC ...
G06F 13/1673 (2013.01); G06F 13/1689 (2013.01); G06F 13/22 (2013.01);
Abstract

A memory system includes a memory controller and a first number of memory elements connected to the memory controller via one or more channels. The memory controller includes a second number of polling circuits and a first processor. Each polling circuit receives designation of one memory element out of the first number of memory elements and executes a polling operation. The polling operation is an operation to repeat an inquiry to the designated memory element until detecting that a status of the designated memory element is a ready status. The first processor selects a polling circuit that is not executing the polling operation among the second number of polling circuits. The first processor designates, for the selected polling circuit, one memory element out of the first number of memory elements and causes the selected polling circuit to execute the polling operation on the designated one memory element.


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