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发明名称
SIP BASED VIDEO TELEPHONY SERVICE METHOD FOR MOBILE COMMUNICATION PACKET NETWORK
摘要
申请公布号
KR100473005(B1)
申请公布日期
2005.03.10
申请号
KR20030012542
申请日期
2003.02.28
申请人
发明人
分类号
H04N7/14;(IPC1-7):H04N7/14
主分类号
H04N7/14
代理机构
代理人
主权项
地址
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