发明名称 METHOD FOR PROVIDING CONFERENCE CALL CONNECTION SERVICE AND SYSTEM THEREFOR
摘要 PURPOSE: A method for providing a conference call connection service and a system therefor are provided to simply request a conference call without connecting to a web site. CONSTITUTION: A conference call caller(100) inputs telephone numbers of conference call participants in an information input window and requests conference connection. A conference call service system dials each input telephone number for establishing a call channel via the Internet(200) and/or a PSTN(500). Each call channel is linked to belong to one conference call chat. The conference call service system relays a voice signal of the partner to each call channel belonging to the conference call chat. The voice signal transmitted to a specific call channel is relayed by synthesizing the rest of the voice signals except the voice signal transmitted from the specific call channel.
申请公布号 KR20030047534(A) 申请公布日期 2003.06.18
申请号 KR20010078182 申请日期 2001.12.11
申请人 HAN, HYUNG NAM;TELEFREE CO., LTD. 发明人 HAN, HYUNG NAM
分类号 H04L12/18;(IPC1-7):H04L12/18 主分类号 H04L12/18
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