Multi-layered information recording medium, reproduction...

Details Multi-layered information recording medium, reproduction... Multi-layered information recording medium, reproduction...

2006-05-10

2008-09-02

Patel, Gautam R (Department: 2627)

Dynamic information storage or retrieval

Control of storage or retrieval operation by a control...

By medium defect indicative control signal

C369S094000, C711S004000, C711S112000

Reexamination Certificate

active

07420899

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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