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. <IMAGE></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 |
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代理人 |
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主权项 |
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地址 |
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