发明名称 |
Information distributing apparatus and method, information recording medium, and information recording apparatus and method |
摘要 |
An information distributing apparatus for distributing record information to be recorded in a DVD is provided. The apparatus includes an encryptor 2 for encrypting record information to be recorded in a recordable DVD-RW 40 by employing an encryption key K recorded in the DVD-RW 40 to generate encrypted record information and a modem 4 for distributing the generated encrypted record information to an information recording apparatus through an external network 5. The information recording apparatus records the encrypted record information in the DVD-RW 40 in which the encryption key K is recorded in advance.
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申请公布号 |
US2001036268(A1) |
申请公布日期 |
2001.11.01 |
申请号 |
US20010841249 |
申请日期 |
2001.04.25 |
申请人 |
KURODA KAZUO;MORIYAMA YOSHIAKI;YOSHIDA KAZUYUKI;SUZUKI TOSHIO |
发明人 |
KURODA KAZUO;MORIYAMA YOSHIAKI;YOSHIDA KAZUYUKI;SUZUKI TOSHIO |
分类号 |
H04N5/91;G06F21/10;G06F21/24;G10K15/02;G11B20/00;G11B20/10;H04H1/10;H04L9/08;H04N5/85;H04N5/913;H04N5/92;H04N7/167;(IPC1-7):H04N7/167;H04K1/00 |
主分类号 |
H04N5/91 |
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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