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发明名称
A SESSION CONTROL METHOD AND APPARATUS IN IP BASED VOICE/VIDEOPHONE NETWORK
摘要
申请公布号
KR20060017019(A)
申请公布日期
2006.02.23
申请号
KR20040065515
申请日期
2004.08.19
申请人
KT CORPORATION
发明人
HONG, SUNG PYO;CHOI, YOUNG SOOK
分类号
H04N7/15
主分类号
H04N7/15
代理机构
代理人
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