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.
Patent No.:
Date of Patent:
Jul. 29, 2025
Filed:
Oct. 11, 2023
Applicant:
Kioxia Corporation, Tokyo, JP;
Inventor:
Shinichi Kanno, Tokyo, JP;
Assignee:
KIOXIA CORPORATION, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/06 (2006.01); G11C 16/10 (2006.01); G11C 16/16 (2006.01); G11C 16/26 (2006.01); G11C 16/34 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0659 (2013.01); G06F 3/0604 (2013.01); G06F 3/0608 (2013.01); G06F 3/0616 (2013.01); G06F 3/0631 (2013.01); G06F 3/0652 (2013.01); G06F 3/0679 (2013.01); G06F 3/0688 (2013.01); G11C 16/10 (2013.01); G11C 16/16 (2013.01); G11C 16/26 (2013.01); G11C 16/3495 (2013.01);
Abstract
According to one embodiment, a storage system performs a first allocation operation of allocating, for a first namespace, a plurality of first blocks included in the blocks of a nonvolatile memory. The storage system performs a read operation, a write operation or an erase operation on one of the first blocks in response to a command received from a host to read, write or erase the one first block, counts the total number of erase operations performed on the first blocks, and notifies the host of the counted number of erase operations in response to a command received from the host to obtain an erase count associated with the first namespace.