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:
Dec. 15, 2020
Filed:
Jun. 10, 2019
Fujitsu Limited, Kawasaki, JP;
Satoshi Iwata, Yokohama, JP;
FUJITSU LIMITED, Kawasaki, JP;
Abstract
A data storage apparatus, storage medium and method for controlling the data storage apparatus are disclosed in which duplicates of a plurality of data blocks, which are stored in two or more media in a first arrangement and classified according to a plurality of pieces of dimension information, are stored into two or more other media in a second arrangement different from the first arrangement. A data block may be classified into first class data or second class data of a first dimension information or a second dimension information. A processor may store duplicates of first and third data blocks into a third medium, and duplicates of second and forth data blocks into a fourth medium. This can reduce the number of times of changing a medium, and suppress lowering in the capacity efficiency. Dimension information may be an axis of obtaining data.