Method of transferring data with respect to optical...

Dynamic information storage or retrieval – Storage medium structure – Optical track structure

Reexamination Certificate

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C369S044260

Reexamination Certificate

active

07411891

ABSTRACT:
An optical information storage medium includes a lead-in area, a lead-out area, and a user data area between the lead-in and lead-out areas and in which user data is recorded. Pits are formed in the lead-in area, the user data area, and the lead-out area, and a track pitch in all or a portion of the lead-in area is different from a track pitch in the remaining area of the optical information storage medium.

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