Rewritable multilayer disk and information recording/reproducing device

The present invention relates to a rewritable multilayered disc having a write protection (recording/erasing prohibition) function and to an information recording/reproducing device for such a rewritable multilayered disc. There is provided a rewritable multilayered disc having a plurality of record...

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Main Author Asada, Shin
Format Patent
LanguageEnglish
Published 14.10.2003
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Abstract The present invention relates to a rewritable multilayered disc having a write protection (recording/erasing prohibition) function and to an information recording/reproducing device for such a rewritable multilayered disc. There is provided a rewritable multilayered disc having a plurality of recording layers. At least one of the plurality of the recording layers has a layer information region for recording layer information which includes recording prohibition information. The recording prohibition information indicates whether or not user data is prohibited from being recorded in a specific recording layer among the plurality of the recording layers.
AbstractList The present invention relates to a rewritable multilayered disc having a write protection (recording/erasing prohibition) function and to an information recording/reproducing device for such a rewritable multilayered disc. There is provided a rewritable multilayered disc having a plurality of recording layers. At least one of the plurality of the recording layers has a layer information region for recording layer information which includes recording prohibition information. The recording prohibition information indicates whether or not user data is prohibited from being recorded in a specific recording layer among the plurality of the recording layers.
Author Asada, Shin
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References Santon et al. (5058162) 19911000
(05-134863) 19930600
Sako (5694381) 19971200
(11-007412) 19991200
International Search Report, International Application No. PCT/JP00/01797, dated Jul. 11, 2000.
(0 965 988) 19991200
Ko et al. (2002/0176341) 20021100
(2000-036161) 20000200
(05-173891) 19930700
(0 919 929) 19990600
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Snippet The present invention relates to a rewritable multilayered disc having a write protection (recording/erasing prohibition) function and to an information...
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Title Rewritable multilayer disk and information recording/reproducing device
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