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.
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
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