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:
Feb. 06, 2018

Filed:

Oct. 22, 2015
Applicant:

Fujitsu Limited, Kawasaki-shi, Kanagawa, JP;

Inventor:

Takanori Nakao, Kawasaki, JP;

Assignee:

FUJITSU LIMITED, Kawasaki, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 29/00 (2006.01); G06F 11/10 (2006.01); G06F 3/06 (2006.01);
U.S. Cl.
CPC ...
G06F 11/1076 (2013.01); G06F 3/064 (2013.01); G06F 3/0619 (2013.01); G06F 3/0673 (2013.01); G06F 11/1088 (2013.01); G06F 11/1096 (2013.01);
Abstract

A storage apparatus includes a processor. The processor is configured to sequence a plurality of data pieces. The plurality of data pieces are respectively stored in a plurality of memory devices. The processor is configured to set compensation ranges to be respectively compensated by a first predetermined number of parities. The compensation ranges are respective portions of consecutive data pieces among the sequenced data pieces. The compensation ranges include a variably set number of data pieces for the respective parities. Each of the plurality of data pieces is included in a second predetermined number of compensation ranges.


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