发明名称 Copy-protected optical recording medium and a method for manufacturing thereof
摘要 A copy-protected optical recording medium and a method for manufacturing thereof is provided, wherein the recording medium includes a main content session and an auxiliary session on which digital version of content information stored on the main content session.
申请公布号 US2004184392(A1) 申请公布日期 2004.09.23
申请号 US20040477581 申请日期 2004.05.07
申请人 SEUNG HEUNG-CHAN 发明人 SEUNG HEUNG-CHAN
分类号 G11B20/00;G11B20/12;(IPC1-7):G11B7/24 主分类号 G11B20/00
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