Write once optical disc, and method and apparatus for...

G - Physics – 11 – B

Patent

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G11B 20/10 (2006.01)

Patent

CA 2525133

A write once optical recording medium and a method and apparatus for storing and recovering defect management information to and from the write once optical recording medium are provided. The recording medium includes at least one recording layer, and a data area on the recording layer. The data area includes at least one spare area and a user data area. The spare area contains at least one replacement cluster, each of the replacement clusters storing therein address information of a corresponding defective cluster.

L'invention concerne un support d'enregistrement optique non réinscriptible et un procédé ainsi qu'un appareil de mémorisation et de récupération d'information de gestion des défauts sur et à partir du support d'enregistrement optique non réinscriptible. Le support d'enregistrement comporte au moins une couche d'enregistrement, et une zone de données sur la couche d'enregistrement. La zone de données comprend au moins une zone de rechange et une zone de données utilisateur. La zone de rechange contient au moins un groupe de remplacement, chaque groupe de remplacement mémorisant l'information sur les adresses d'un groupe défectueux correspondant.

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