发明名称 |
Recording and reproduction of data and provision and collection of information |
摘要 |
A data recording apparatus is capable of easily preventing copying of information in that, even if information is copied, the copied information cannot be reproduced. The data recording apparatus has a terminal (2) to which encoder identification information ("ID") specific to the data recording apparatus is input, a recording unit (5) for recording at least the encoder ID on an optical disk (D), and an encoding circuit (3) for encoding, in accordance with the encoder ID, data supplied via a terminal (1) and required to be recorded so that encoded data is, together with the encoder ID, recorded on the optical disk (D). <IMAGE> |
申请公布号 |
EP0923076(A1) |
申请公布日期 |
1999.06.16 |
申请号 |
EP19990200191 |
申请日期 |
1996.06.25 |
申请人 |
SONY CORPORATION |
发明人 |
SAKO, YOICHIRO;KURIHARA, AKIRA;OSAWA, YOSHITOMO;KAWASHIMA, ISAO;OWA, HIDEO |
分类号 |
G06F1/00;G06F21/10;G06F21/62;G06Q20/38;G11B7/00;G11B7/004;G11B20/00;G11B20/10;H04L9/08 |
主分类号 |
G06F1/00 |
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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