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US 2013/0215729 A1Published application
Storage medium, reproducing method, and recording method
AssigneeKabushiki Kaisha Toshiba
InventorsHideo ANDO, Seiji Morito, Koji Takazawa, Yasuaki OOtera, Kazuyo Umezawa
Life of this patent
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Abstract
According to one embodiment, a write-once type information storage medium using a recording material which has a low to high characteristic that a light reflectivity in a recording mark increases with respect to a non-recording area and which has a recording characteristic in accordance with a principle of recording without substrate deformation, wherein the recording material includes at least an organic metal complex, and wherein the organic metal complex includes a center metal.
Claims6
(canceled)
An information storage medium comprising:
- a first layer;
- and
- a second layer,
- wherein
- the first layer comprises:
- a bust cutting area;
- a system lead-in area located outward of the burst cutting area;
- a data lead-in area located outward of the system lead-in area;
- and
- a first data area located outward of the data lead-in area,
- the second layer comprises:
- a second data area;
- a data lead-out area located inward of the second data area;
- and
- a system lead-out area located inward of the data lead-out area,
- the burst cutting area, the system lead-in area, and the system lead-out area have a first track pitch,
- the first data area, the second data area, the data lead-in area, and the data lead-out area have a second track pitch,
- the first track pitch is bigger than the second track pitch, and
- a whole of the data lead-in area and a whole of the data lead-out area overlap each other in a radial direction.
16 more elements
Dependencies are inferred from the claim text.