发明名称 |
APPARATUS AND METHOD FOR BROADCAST SERVICES TRANSMISSION AND RECEPTION |
摘要 |
<p>A method and apparatus for broadcast services transmission and reception. Reception of a broadcast multicast transmission is requested. Preliminary short time updated key information is transmitted or received prior to transmitting or receiving a broadcast subscription key for the requested broadcast services transmission. An encrypted broadcast services transmission is transmitted or received. The encrypted broadcast services transmission is encrypted or decrypted using the preliminary short time updated key information.</p> |
申请公布号 |
KR101182515(B1) |
申请公布日期 |
2012.09.12 |
申请号 |
KR20067011356 |
申请日期 |
2004.12.03 |
申请人 |
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发明人 |
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分类号 |
H04H20/00;H04N21/6334;H04N7/16;H04N7/167 |
主分类号 |
H04H20/00 |
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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