发明名称 |
RECORDING/REPRODUCING METHOD AND RECORDER/REPRODUCER FOR RECORDING MEDIUM CONTAINING COPYRIGHT MANAGEMENT DATA |
摘要 |
A method of recording data from a recorder to a recording medium, where it is judged whether a terminal unit having user identification information recorded in memory therein is connected to the recorder. When the terminal unit is found connected, an encryption key is exchanged between the recorder and terminal unit, user identification information read from the memory of the terminal unit is encrypted with the exchanged encryption key, sent from the terminal unit to the recorder, and the encrypted user identification information is recorded to the recording medium. |
申请公布号 |
EP1302945(A1) |
申请公布日期 |
2003.04.16 |
申请号 |
EP20010948048 |
申请日期 |
2001.07.17 |
申请人 |
SONY CORPORATION |
发明人 |
INOKUCHI, TATSUYA;SAKO, YOICHIRO;TORIYAMA, MITSURU |
分类号 |
G06F12/14;G06F1/00;G06F21/00;G06F21/10;G06F21/32;G06F21/34;G06F21/60;G06F21/62;G06Q30/06;G06Q50/00;G06Q50/10;G10K15/02;G10L15/00;G10L17/00;G10L19/00;G11B19/04;G11B19/12;G11B20/00;G11B20/10;H04N5/91;H04N7/08;H04N7/081;H04N7/167;H04N7/173;H04N21/258;H04N21/462;H04N21/4623 |
主分类号 |
G06F12/14 |
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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