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1. (WO2013145617) INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD, AND INFORMATION STORAGE MEDIUM

Pub. No.:    WO/2013/145617    International Application No.:    PCT/JP2013/001791
Publication Date: Fri Oct 04 01:59:59 CEST 2013 International Filing Date: Sat Mar 16 00:59:59 CET 2013
IPC: G06F 3/06
G06F 3/08
Applicants: PANASONIC CORPORATION
パナソニック株式会社
Inventors: TAKAHASHI, Yoshihisa
高橋 宜久
TAKAUCHI, Kenji
高内 健次
KIYOMURA, Atsushi
清村 敦
USUI, Makoto
臼井 誠
Title: INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD, AND INFORMATION STORAGE MEDIUM
Abstract:
According to the present invention, unauthorized recording area information includes an optical disk having an unauthorized recording area that lacks data as one of a plurality of optical disks constituting a disk array, and a location in which the unauthorized recording area is present on the optical disk. A controller (110) includes: a recording control unit (121) for recording data in a distributed manner in a plurality of data blocks of the plurality of optical disks, and recording, in at least one parity block, at least one piece of parity data designed to restore the data in a data block that lacks data from among a plurality of data blocks; and a management information update unit (125) for recording the unauthorized recording area information in the management information area of at least one optical disk when data is lacking in at least one optical disk drive at data recording time.