发明名称 |
METHOD AND APPARATUS FOR PROVIDING BROADCAST SERVICE USING ENCRYPTION KEY IN A COMMUNICATION SYSTEM |
摘要 |
A method and apparatus for providing a broadcast service in a communication system is provided. The method includes creating a seed key pair including a first key and a second key, transmitting the seed key pair to a terminal to which the broadcast service is to be provided, creating a certain number of encryption keys using the seed key pair, the certain number corresponding to a lifetime of the seed key pair, encrypting broadcast service data for the lifetime using the encryption keys, and broadcasting the encrypted broadcast service data.
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申请公布号 |
US2009252324(A1) |
申请公布日期 |
2009.10.08 |
申请号 |
US20090418141 |
申请日期 |
2009.04.03 |
申请人 |
SAMSUNG ELECTRONICS CO. LTD. |
发明人 |
SELEZNEV SERGEY NIKOLAYEVICH;LEE BYUNG-RAE;HWANG SUNG-OH;LEE KOOK-HEUI |
分类号 |
H04L9/16;H04L9/08;H04N7/167 |
主分类号 |
H04L9/16 |
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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