Apparatus for managing disc defects using temporary defect...

Details Apparatus for managing disc defects using temporary defect... Apparatus for managing disc defects using temporary defect...

2003-09-26

2008-09-23

Chung, Phung M. (Department: 2117)

Error detection/correction and fault detection/recovery

Pulse or data error handling

Replacement of memory spare location, portion, or segment

C369S053150, C369S053170

Reexamination Certificate

active

07428670

ABSTRACT:
A disc having an updatable defect management area used by an apparatus for managing defects on the disc, the disc including a user data area which includes user data, a spare area that is a substitute area for a defect existing in the user data area, and an area in which are recorded an address of data that is last recorded in the user data area and an address of a replacement data recorded in the spare area. Accordingly, the disc defect management method and apparatus are applicable to a recordable disc such as a write-once disc while effectively using a defect management area of the disc.

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