发明名称 |
Technique for promoting CATV pay-per-view events and acknowledging subscriber orders |
摘要 |
In CATV systems employing one-way addressable converters in a subscriber's premise, a computer at the system head-end develops tagged messages for display on the subscriber's television to both promote upcoming pay-per-view events and to acknowledge a subscriber's order for the pay-per-view event.
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申请公布号 |
US4700386(A) |
申请公布日期 |
1987.10.13 |
申请号 |
US19850745359 |
申请日期 |
1985.06.14 |
申请人 |
WESTINGHOUSE ELECTRIC CORP. |
发明人 |
KOHN, ELLIOTT S. |
分类号 |
H04N7/10;H04N7/167;H04N7/171;H04N7/173;(IPC1-7):H04N7/167 |
主分类号 |
H04N7/10 |
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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