Apparatus for recording and reproducing digital information

Details Apparatus for recording and reproducing digital information Apparatus for recording and reproducing digital information

2006-06-13

2006-06-13

Hindi, Nabil (Department: 2655)

Dynamic information storage or retrieval

Condition indicating, monitoring, or testing

Including radiation storage or retrieval

C369S059250

Reexamination Certificate

active

07061842

ABSTRACT:
An apparatus for recording and reproducing digital information using a disk recording medium in which a data recording area is divided into plural zones in the radial direction, and defect information is managed for each of the plural zones, wherein the apparatus formats a DMA area for recording the defect information before formatting a user data area, and finishes the formatting process as an error without formatting the user data area if a defect occurs during the formatting process of the DMA area.

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patent: 5-2837 (1993-01-01), None
patent: 6-295538 (1994-10-01), None
patent: 8-102135 (1996-04-01), None

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