发明名称 Packet-switched telephony call server
摘要 A system and method for providing packet-switched telephony service. The system provides call control, signaling, and/or delivery of voice, video, and other media in substantially real time. One embodiment of the system includes a call client application on a user device, and a call server located at a packet-switched telephony service provider. The call server is preferably operable to communicate with the call client in a non-native protocol and with the gateway in a native protocol.
申请公布号 US7145900(B2) 申请公布日期 2006.12.05
申请号 US20010872904 申请日期 2001.05.31
申请人 GO2CALL.COM, INC. 发明人 NIX JOHN A.;WILES BRIAN C.;MUMMA JEFFREY S.
分类号 H04L12/66;H04L29/06;H04M7/00 主分类号 H04L12/66
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