发明名称 |
System and method for verifying a conditional access blackout in a video data distribution system |
摘要 |
A system is disclosed for verifying an occurrence of a blackout event in a data distribution system, the system including but not limited to a processor in data communication with a computer readable medium; and computer program comprising instructions to receive restricted content data at the data distribution system; instructions to receive at the data distribution system, blackout event data indicating at least one criterion for selecting client devices subject to a blackout event for the restricted content data; instructions to place at the data distribution system, client devices into a client device group subject to the blackout event in accordance with the event data criterion; and instructions to correlate at the data distribution system, the blackout event data with the retune activity data to verify the occurrence of the blackout event in the client devices. |
申请公布号 |
US8239908(B2) |
申请公布日期 |
2012.08.07 |
申请号 |
US20080271964 |
申请日期 |
2008.11.17 |
申请人 |
SOFOS JAMES T.;CHOW LEE M.;PIEPENBRINK DAVID J.;AT&T IP I, LP |
发明人 |
SOFOS JAMES T.;CHOW LEE M.;PIEPENBRINK DAVID J. |
分类号 |
H04N7/173;H04N7/16 |
主分类号 |
H04N7/173 |
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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