Method for recording and playing multi-layer disk
A technology of recording method and playback method, applied in optical recording/reproducing/erasing methods, optical recording heads, optical recording systems, etc., can solve the problems of wasting time, stable power supply, and supply difficulties of optical pickups, and achieves Effects of short travel time, improved recording performance, and reduced power consumption
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[0062] Embodiments of the method for controlling recording and playing of a multi-layer optical disc of the present invention will be described in detail below with reference to the accompanying drawings.
[0063] As shown in Figure 6, the blue-layer optical disc 130 is fixed by the wiring board 120 in the center to form the first and second recording layers; the inner peripheral area is divided into a fastening area and a lead-in area; the center is a data area; the outer circumference is an outer area.
[0064] The lead-in areas of the above-mentioned first recording layer and the second recording layer are composed of the same PIC data area or the PIC data area of each recording layer; each PIC data area includes playback and recording of the first recording layer and the second recording layer The same adjustment data as the optical power. As described above, the following description will be made by taking the case of including playback and recording optical power adjus...
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