发明名称 |
Terminal device, server device, content recording control system, recording method, and recording permission control method |
摘要 |
A terminal device recording content onto a recording medium device, a permission to record the content onto the recording medium device being granted by a server device, the terminal device comprising: a generation unit generating a value calculated so as to represent subject content for which permission to record is requested; an information transmission unit requesting the permission from the server device by transmitting information indicating the value generated by the generation unit to the server device; a signature reception unit receiving subject content signature data from the server device, the subject content signature data being transmitted by the server device upon granting the permission; and a recording unit recording the subject content onto the recording medium device as one of plain-text data and encrypted data, as well as the subject content signature data received by the signature reception unit. |
申请公布号 |
US8726030(B2) |
申请公布日期 |
2014.05.13 |
申请号 |
US201213490866 |
申请日期 |
2012.06.07 |
申请人 |
YAMAGUCHI TAKAHIRO;FUTA YUICHI;PANASONIC CORPORATION |
发明人 |
YAMAGUCHI TAKAHIRO;FUTA YUICHI |
分类号 |
H04L9/28;G06F7/04 |
主分类号 |
H04L9/28 |
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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