发明名称 |
DATA PROCESSING DEVICE, DATA PROCESSING METHOD, DATA PROCESSING PROGRAM, RECORDING MEDIUM CONTAINING THE DATA PROCESSING PROGRAM, AND INTEGRATED CIRCUIT |
摘要 |
A data processing device for processing stream data composed of a plurality of frames generated with encoded contents data, which includes a protected storage unit for storing data, being protected from external access, a non-protected storage unit for storing data, a receiving unit for receiving stream data, a separating unit for separating the stream data into protected data including frames necessary for decoding of other frames, and non-protected data not including frames necessary for decoding of other frames, and storing the protected data in the protected storage unit and storing the non-protected data in the non-protected storage unit, and a combining unit for restoring the stream data by combining the protected data stored in the protected storage unit and the non-protected data stored in the non-protected storage unit. |
申请公布号 |
EP2009917(B1) |
申请公布日期 |
2016.09.28 |
申请号 |
EP20070742143 |
申请日期 |
2007.04.23 |
申请人 |
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD. |
发明人 |
KURAUCHI, NOBUKAZU |
分类号 |
H04N5/913;G06F12/14;G11B20/00;G11B20/10;G11B27/30;H04N5/85;H04N5/907;H04N5/91;H04N5/93;H04N7/167;H04N9/804;H04N9/82;H04N19/42;H04N21/426;H04N21/433;H04N21/4405 |
主分类号 |
H04N5/913 |
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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