Multi-layered information recording medium, reproduction...

Dynamic information storage or retrieval – Control of storage or retrieval operation by a control... – By medium defect indicative control signal

Reexamination Certificate

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Details

C369S094000, C711S004000, C711S112000

Reexamination Certificate

active

11382517

ABSTRACT:
A multi-layered information recording medium comprising a plurality of recording layers, a user data area for recording user data, provided in at least two of the plurality of recording layers, and a defect list storing area for storing a defect list. When at least one defective area is detected in the user data area, the defect list is used to manage the at least one defective area.

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Japanese Office Action for corresponding Application No. 2003-001589 dated Jan. 27, 2006.
Copending Sibling U.S. Application filed on May 10, 2006.

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