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发明名称
SET-TOP BOX TO PROVIDE SIP-BASED VOIP SERVICE AND ITS METHOD
摘要
申请公布号
KR20050052844(A)
申请公布日期
2005.06.07
申请号
KR20030086415
申请日期
2003.12.01
申请人
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
发明人
JEONG, YOUN KWAE;OH, YEON JOO;JUN, YONG IL;LEE, HYEONG HO
分类号
H04N21/478;(IPC1-7):H04N5/44
主分类号
H04N21/478
代理机构
代理人
主权项
地址
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