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:
Oct. 05, 2021
Filed:
Feb. 24, 2020
Kioxia Corporation, Tokyo, JP;
Makoto Kuribara, Yokohama Kanagawa, JP;
KIOXIA CORPORATION, Tokyo, JP;
Abstract
According to one embodiment, a memory system includes a non-volatile semiconductor memory having a plurality of blocks each including a plurality of memory cells, and a memory controller configured to calculate a bit error rate when reading data from a block of the blocks and obtain an equation representing temporal changes in the bit error rate for the block, and based on the obtained equation, determine, for the block, a timing for performing a next refresh operation by which data that have been written to the block are rewritten.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile