Multilayer optical recording medium, method for recording...

Details Multilayer optical recording medium, method for recording... Multilayer optical recording medium, method for recording...

2007-01-02

2007-01-02

Hindi, Nabil (Department: 2627)

Dynamic information storage or retrieval

Systems having plural physically distinct independent tracks...

Having layered storage medium

C369S275300

Reexamination Certificate

active

10496002

ABSTRACT:
A write-once or rewritable multilayer optical recording medium according to the present invention includes an L1recording layer and an L0recording layer, in which data recording areas for recording data are respectively formed, laminated on one surface of a base, wherein a read-in area for recording the data management information of all the data recorded in the respective data recording areas of the L1recording layer and the L0recording layer is formed only in the L0recording layer. This means that the data management information of all the data can be read out quickly by simply accessing the L0recording layer and the recording and reading of the data can be executed quickly and easily.

REFERENCES:
patent: 5255262 (1993-10-01), Best et al.
patent: 5608715 (1997-03-01), Yokogawa et al.
patent: 6424614 (2002-07-01), Kawamura et al.
patent: 04-078033 (1992-03-01), None
patent: 05-151644 (1993-06-01), None
patent: 11-025608 (1999-01-01), None
patent: 11-273082 (1999-10-01), None
patent: 11-312363 (1999-11-01), None
English Language machine translation of JP 11-273082.
English Language Abstract of JP 05-151644.
English Language Abstract of JP 11-025608.
English Language Abstrct of JP 11-273082.
English Language Abstract of JP 11-312363.
English Language Abstract of JP 04-078033.

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