Dynamic information storage or retrieval – Condition indicating – monitoring – or testing – Including radiation storage or retrieval
Reexamination Certificate
2006-08-08
2006-08-08
Hindi, Nabil (Department: 2655)
Dynamic information storage or retrieval
Condition indicating, monitoring, or testing
Including radiation storage or retrieval
C369S059250
Reexamination Certificate
active
07088658
ABSTRACT:
An apparatus (22) for recording and reproducing digital information uses a disk recording medium (23) in which data recording area is divided into plural zones in the radial direction, and defect information is managed for each zone. The apparatus comprises a formatting portion (26) for executing the formatting process of the disk recording medium (23), a detecting portion (24) for obtaining defect information that were detected in the last formatting process of the disk recording medium (23), and a controlling portion (25) for informing the formatting portion (26) of a zone to be formatted next in the decreasing order of the number of defects in accordance with the defect information obtained by the detecting portion (24).
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Mikawa Kazuyuki
Ozaki Koji
Fujitsu Limited
Greer Burns & Crain Ltd.
Hindi Nabil
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