Information recording device and method, and computer program

Details Information recording device and method, and computer program Information recording device and method, and computer program

2004-12-20

2008-10-21

Edun, Muhammad N. (Department: 2627)

Dynamic information storage or retrieval

Control of storage or retrieval operation by a control...

Mechanism control by the control signal

C369S047500, C369S059100, C369S116000

Reexamination Certificate

active

07440369

ABSTRACT:
An information recording device comprising a recording unit that records recording information by applying a laser beam to an information recording medium having a first recording layer for recording recording information by being irradiated with a laser beam and a second recording layer for recording recording information by irradiating with a laser beam via the first recording layer, a calculating unit that calculates an optimum laser beam power when, by using the recording means, trial-recording trial information is recorded by irradiating the second recording layer with a laser beam via a recording-information-unrecorded recording area in the first recording layer and recording information is recorded by irradiating the second recording layer with a laser beam via a recording-information-recorded recording area in the first recording layer, and a control unit that controls the recording unit.

REFERENCES:
patent: 2002/0136122 (2002-09-01), Nakano
patent: 2003/0185121 (2003-10-01), Narumi et al.
patent: 1 318 509 (2003-06-01), None
patent: 2003-022532 (2003-01-01), None
patent: 2004-171740 (2004-06-01), None

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