发明名称 Content protection and copy management system for a network
摘要 A content protection and copy management system for a network is proposed which comprises at least one conditional access module within the network, respectively adapted to receive at least one encrypted content stream through the network, to decrypt a respective received encrypted content stream, and to apply a secure link encryption to each decrypted content stream before outputting it to the network. <IMAGE>
申请公布号 EP1304844(A1) 申请公布日期 2003.04.23
申请号 EP20010124994 申请日期 2001.10.19
申请人 SONY DEUTSCHLAND GMBH;SONY UNITED KINGDOM LIMITED;SONY CORPORATION 发明人 SZUCS, PAUL;SPALINK, GERD;SCHWAGER,ANDREAS;BARRY, RICHARD.;SATO, MASAHIKO
分类号 G06F12/14;G06F13/00;G06F21/00;G06F21/10;G06F21/34;G06F21/62;H04L9/16;H04L29/06;H04N7/16;H04N21/4363;H04N21/4367;H04N21/4408;H04N21/4623 主分类号 G06F12/14
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