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:
Jan. 30, 2024
Filed:
Mar. 03, 2022
Kioxia Corporation, Tokyo, JP;
Shinichi Kanno, Ota, JP;
Naoki Esaka, Kawasaki, JP;
Kioxia Corporation, Tokyo, JP;
Abstract
According to one embodiment, a controller constructs a plurality of block groups. The plurality of block groups include at least a first block group configured using a first type block group and a second block group configured using a second block group. The first type block group includes a plurality of non-defective blocks obtained by selecting one or more non-defective blocks in an equal number from each of a plurality of dies or each of a plurality of planes. The second type block group includes a plurality of non-defective blocks. The number of non-defective blocks included in the second type block group is equal to the number of non-defective blocks included in the first type block.