Phase-change optical disk and optical disk apparatus

Details Phase-change optical disk and optical disk apparatus Phase-change optical disk and optical disk apparatus

2005-06-14

2005-06-14

Hindi, Nabil (Department: 2655)

Dynamic information storage or retrieval

Binary pulse train information signal

Format arrangement processing for auxiliary information

C369S275300, C369S047270

Reexamination Certificate

active

06906990

ABSTRACT:
An optical disk apparatus for a phase-change optical disk detects the boundary between a first region and a second region prior to detecting a synchronization mark. The synchronization mark is detected in accordance with the position of the detected boundary between the first region and the second region. User data is read from a data region in accordance with the detected synchronization mark.

REFERENCES:
patent: 6757230 (2004-06-01), Noda et al.

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