发明名称 BROADCAST NETWORK ACCESS-MANAGEMENT SYSTEM AND METHOD FOR MANAGEMENT OF RECEIVERS OPERATING WITHIN BROADCAST NETWORK
摘要 In a broadcast network access-management system comprising at least one master decoding device provided with a smart card, and at least one slave decoding device linked to it, and a transmitter device which generates and transmits entitlement management messages intended for the linked master and slave decoding devices and other devices, the master decoding device (11) and at least one slave decoding device (12) linked together are located in a defined distance and operate when a distance between them does not exceed the defined distance dependant upon a cable length, a configuration, a number and quality of splitters and connections.
申请公布号 WO03075570(B1) 申请公布日期 2004.04.29
申请号 WO2003PL00013 申请日期 2003.02.20
申请人 ADVANCED DIGITAL BROADCAST POLSKA SP. Z O.O.;ADVANCED DIGITAL BROADCAST LTD.;DOGANOWSKI, WOJCIECH;CHEN, SIN, YI;HEMPHILL, EARL, STANLEY;PAWLOWSKI, ADAM 发明人 DOGANOWSKI, WOJCIECH;CHEN, SIN, YI;HEMPHILL, EARL, STANLEY;PAWLOWSKI, ADAM
分类号 H04N7/16;H04N7/167;(IPC1-7):H04N7/16 主分类号 H04N7/16
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