发明名称 METHOD OF CONTROLLING ACCESS TO A SCRAMBLED CONTENT
摘要 A method for access control to a digital scrambled content distributed to a set of installed reception terminals including one master terminal and at least one slave terminal dependent on the master terminal. In the method the slave terminal systematically or occasionally returns at least one item of information about the access condition to the master terminal through a point-to-point link, to enable the master terminal to control access of the slave terminal to the content.
申请公布号 EP1961223(A2) 申请公布日期 2008.08.27
申请号 EP20060792902 申请日期 2006.08.18
申请人 VIACCESS 发明人 CHEVALLIER, ANTHONY;LANFRANCHI, STEPHANE;MAGIS, ERWANN
分类号 H04N21/4623;H04N5/00;H04N7/16;H04N7/167;H04N7/173 主分类号 H04N21/4623
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