Method and apparatus for managing defects in recording...

Details Method and apparatus for managing defects in recording... Method and apparatus for managing defects in recording...

G - Physics

11

B

G11B 7/004 (2006.01)

Patent

CA 2520203

A method, apparatus and computer readable medium for managing recording medium defects and a defect managed recording medium. The recording medium includes a spare area in which a replacement area, which is a substitute for a defective area of the recording medium, is formed, and a temporary defect management area in which temporary management information that specifies the defective area and the corresponding replacement area is recorded, wherein position information and state information regarding the defective area are recorded in the replacement area. Accordingly, it is possible to restore defect information even if recording medium defect management on the recording medium ended abnormally.

L'invention porte sur un procédé, sur un appareil et sur un support d'enregistrement lisible par ordinateur, ce procédé visant à gérer les défauts d'un support d'enregistrement, et sur un support d'enregistrement traité. Le support d'enregistrement comprend une zone de réserve dans laquelle est formée une zone de remplacement qui est un substitut d'une zone défectueuse du support d'enregistrement, et une zone de gestion des défauts provisoires dans laquelle des informations de gestion temporaire spécifient que la zone défectueuse et le zone de remplacement correspondante sont enregistrées, des informations de position et des informations d'état concernant la zone défectueuse étant enregistrées dans la zone de remplacement. En conséquence, il est possible de restaurer des informations de défauts même si la gestion des défauts du support d'enregistrement s'est anormalement terminée.

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