发明名称 |
Method and system of authenticating host |
摘要 |
A method of authenticating a host used to unscramble scrambled television signals. The method including authenticating the host in response to receiving a correct reply to a question and answer (Q&A) inquiry, wherein the Q&A inquiry includes a question and answer.
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申请公布号 |
US2007101358(A1) |
申请公布日期 |
2007.05.03 |
申请号 |
US20050264721 |
申请日期 |
2005.11.01 |
申请人 |
CABLE TELEVISION LABORATORIES, INC. |
发明人 |
AMBADY BALAGOPALAN |
分类号 |
H04N7/167 |
主分类号 |
H04N7/167 |
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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