发明名称 Module of access control and decription for a host unit
摘要 <p>The module (CAM) has a routing device connected to a serial input output device and a parallel bus such that an incoming and outgoing data transmitted serially in lines of the parallel bus are diverted to the serial input output device. A memory (M) is additionally connected to a bi-directional series extension bus (EXT) communicating with a host unit (STB) via the serial input output device. The routing device is formed of a set of switches controlled by a signal issued from a bi-directional control bus (CB) during communication between the module and the host unit.</p>
申请公布号 EP1921857(A1) 申请公布日期 2008.05.14
申请号 EP20060123757 申请日期 2006.11.09
申请人 SMARDTV S.A. 发明人 GENEVOIS, CHRISTOPHE
分类号 H04N5/00;H04N7/16 主分类号 H04N5/00
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