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.
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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 |