发明名称 |
Method for protecting the audio/visual data across the NRSS interface |
摘要 |
A system for enhancing the security of the interface between a consumer electronic device and a removable security device is provided by protecting the audio/visual (A/V) stream descrambled in the removable security device. The protection involves dynamically computing a shared key followed by the rescrambling of the A/V stream.
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申请公布号 |
US6409089(B1) |
申请公布日期 |
2002.06.25 |
申请号 |
US20010581276 |
申请日期 |
2001.03.13 |
申请人 |
THOMSON LICENSING S.A. |
发明人 |
ESKICIOGLU AHMET MURSIT |
分类号 |
H04L9/08;H04L9/10;H04N7/16;(IPC1-7):G06K19/06 |
主分类号 |
H04L9/08 |
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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