发明名称 |
A COPY PROTECTED DVD DISC AND METHOD FOR PRODUCING AND VALIDATING SAME |
摘要 |
A copy protected DVD disc and a method for producing and validating the DVD disc is provided. In an embodiment the method for protecting a DVD from being illegally copied includes producing a signature which includes introducing ambiguous symbols into an ECC block and partially disabling the error correction. A DVD encoder for use in producing the copy protected disc is also provided. |
申请公布号 |
WO0243065(A2) |
申请公布日期 |
2002.05.30 |
申请号 |
WO2001IL01092 |
申请日期 |
2001.11.27 |
申请人 |
T.T.R. TECHNOLOGIES LTD.;SOLLISH, BARUCH;BRODY, MOSHE |
发明人 |
SOLLISH, BARUCH;BRODY, MOSHE |
分类号 |
G11B11/00;G11B19/12;G11B20/00;G11B20/14;G11B20/18 |
主分类号 |
G11B11/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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