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发明名称
Channel Authorization Method by Using NAD in Broadcasting ? Communication Convergence System
摘要
申请公布号
KR100487207(B1)
申请公布日期
2005.05.04
申请号
KR20030031973
申请日期
2003.05.20
申请人
发明人
分类号
H04N7/167;H04L29/06;H04N7/173;(IPC1-7):H04N7/167
主分类号
H04N7/167
代理机构
代理人
主权项
地址
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MODIFICACIONES EN EL OBJETO DE LA PATENTE PRINCIPAL NUM. 159889
