发明名称 |
RECORDING DEVICE, RECORDING METHOD, RECORDING MEDIUM, AND PROGRAM |
摘要 |
A conventional copy control using an electronic watermark has a problem that an additional process is required depending on the control specification, thereby deteriorating the efficiency if the control specification differs between the applications and the same process is performed. A recording device for performing copy control by using the copy control information indicating a plurality of copy control methods includes electronic watermark detection means (103) for detecting copy control information of a predetermined part of the copy control information from a content superimposed by an electronic watermark indicating the copy control information and recording means (104) for recording a content according to the detection result of the electronic watermark detection means.
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申请公布号 |
KR20050101171(A) |
申请公布日期 |
2005.10.20 |
申请号 |
KR20057012915 |
申请日期 |
2005.07.12 |
申请人 |
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. |
发明人 |
MURAKI KENJI;KANEAKI TETSUHIKO |
分类号 |
G06F21/00;G11B20/00;H04N5/913;(IPC1-7):G11B20/10;G06F12/14;H04N5/91 |
主分类号 |
G06F21/00 |
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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