发明名称 RECORD CARRIER COMPRISING ENCRYPTION INDICATION INFORMATION
摘要 A record carrier, recording device, read-out device and method is provided which provides a flexible security level to protect user data during transmission over a communication bus, also when the data is recorded on a record carrier such as a recordable optical disc. In accordance with the method, management information comprising encryption indication information indicating that user data stored in an associated sector of a record carrier, such as a recordable optical disk, is to be encrypted by a read-out device before being transmitted over a communication bus.
申请公布号 EP1654732(B1) 申请公布日期 2014.05.21
申请号 EP20040744656 申请日期 2004.07.28
申请人 KONINKLIJKE PHILIPS N.V. 发明人 STARING, ANTONIUS, A., M.;SKORIC, BORIS;TREFFERS, MENNO, A.;MAES, MAURICE, J., J., J-B.
分类号 G11B20/00;G06F21/60;G06F21/80;G11B23/28 主分类号 G11B20/00
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