Method of retrieving information with layer identification...

Details Method of retrieving information with layer identification... Method of retrieving information with layer identification...

2005-10-25

2005-10-25

Neyzari, Ali (Department: 2655)

Dynamic information storage or retrieval

Storage medium structure

Optical track structure

C369S288000

Reexamination Certificate

active

06958971

ABSTRACT:
A multi-layered optical disk comprising a plurality of recording layers accumulated in the thickness direction wherein a light bean is focused on one of tracks of one of the layers thereby to record and reproduce data, the optical disk being characterized in that recording layers each have an identification section storing an address of the recording layer which the identification section belongs to.

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“Optical Method of the Head Positioning in Magnetic Disk Systems”, by N. Koshino et al., IEEE Transactions on Magnetics, vol. Mag. 16, No. 6 (Sep. 1990), pp. 631-633.

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