发明名称 Authorization conditioned object message download
摘要 <p>The invention relates to ways for more efficiently receiving information with a set top box. In one embodiment, a method for distributing a message in a conditional access system is disclosed. In one step authorization information is received and stored by a conditional access receiver. An identifier is determined with the authorization information. It is determined if the conditional access receiver is authorized to receive the message associated with the identifier. Receipt of the message associated with the identifier may be blocked based, at least in part, upon the determining if the conditional access receiver is authorized. &lt;IMAGE&gt;</p>
申请公布号 EP1217835(A2) 申请公布日期 2002.06.26
申请号 EP20010130328 申请日期 2001.12.19
申请人 GENERAL INSTRUMENT CORPORATION 发明人 KIMBALL, BRIDGET D.;MILLER, KENNETH P.;PETTY, DOUGLAS M.;EISENBART, ROBERT S.;POLI, CHRISTOPHER
分类号 H04N7/16;H04N5/765;H04H1/00;H04L9/32;H04N5/00;(IPC1-7):H04N7/16 主分类号 H04N7/16
代理机构 代理人
主权项
地址