Information storage medium and method and apparatus for recording and/or reproducing data
申请公布号:EP1916654(B1)
申请号:EP20070123590
申请日期:2004.06.11
申请公布日期:2011.10.05
发明人:LEE, KYUNG-GEUN;KO, JUNG-WAN
分类号:G11B7/007;G11B7/00;G11B7/004;G11B7/095;G11B7/125;G11B7/24
主分类号:G11B7/007
摘要:<p>An information storage medium capable of controlling optimal recording power without an influence of an optimal power control (OPC) area in a layer upon an OPC area in a different layer. The information storage medium includes at least one information storage layer including an optimal power control area for obtaining an optical recording condition. OPC areas in adjacent information storage layers are disposed within different radiuses of the information storage medium. Accordingly, even when the information storage medium is made eccentric or has a manufacturing error, a recording property of the information storage medium is prevented from being degraded due to an influence of an OPC area in an information storage layer upon an OPC area in an adjacent information storage layer.</p>
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