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:
Jun. 27, 2023

Filed:

Aug. 24, 2021
Applicant:

Kioxia Corporation, Tokyo, JP;

Inventors:

Tetsuya Sunata, Yokohama Kanagawa, JP;

Takumi Fujimori, Yokohama Kanagawa, JP;

Takahiro Kurita, Sagamihara Kanagawa, JP;

Assignee:

KIOXIA CORPORATION, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/06 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0659 (2013.01); G06F 3/0619 (2013.01); G06F 3/0656 (2013.01); G06F 3/0679 (2013.01);
Abstract

A memory system includes a nonvolatile memory, a volatile memory, and a memory controller. The volatile memory includes a write buffer. The memory controller receives commands stored in a queue by a host device from the queue. The memory controller receives a command stored in a queue by the host device from the queue and, in a state where first data not satisfying a write unit is stored in the write buffer, when receiving a first command for writing the first data to the nonvolatile memory from the queue, simultaneously writes the first data and second data acquired from the host device or a predetermined region of the volatile memory different from the write buffer to the nonvolatile memory.


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