发明名称 |
METHOD FOR REQUESTING AND TRANSFERRING INFORMATION IN A DIGITAL AUDIO BROADCASTING SYSTEM |
摘要 |
<p>A method for transferring information from an information provider (100) to an information consumer (190) in a secure manner by means of a digital broadcasting (140) system and a secondary bidirectional transfer network (130). The secondary bidirectional transfer network is used for transfer of crypto keys to the information consumer. The secondary bidirectional transfer network can also be used to provide the information consumer with checksums and provide a means for the information consumer to request resending of corrupted transferred information. <IMAGE></p> |
申请公布号 |
EP1016109(B1) |
申请公布日期 |
2003.05.07 |
申请号 |
EP19980944390 |
申请日期 |
1998.09.14 |
申请人 |
TERACOM AB |
发明人 |
REBHAN, RICHARD;KARLSSON, PIERRE;RUOTTINEN, PER;OSSFELDT, JAN;POHJANVUORI, TIMO |
分类号 |
H04H60/11;H04H60/23;H04H60/51;H04H60/91;H04H60/94;H04L9/08;(IPC1-7):H01H1/00 |
主分类号 |
H04H60/11 |
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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