发明名称 OCAL EXCHANGE SUBSCRIBER LINE CONFERENCING METHOD
摘要 A local conferencing exchange subscriber line conferencing method using a series of input signals from the phone (22) of a subscriber (20), such as a dual-tone multifrequency (DTMF) sequence of key inputs starting with a star key input, to initiate the conference by enabling a termination attempt trigger (T A T). The conference is set up in a bridge (80) and the phone (22) of the subscriber (20) is connected to the bridge (80). All subsequent callers (40) to the subscriber's phone number at the local exchange carrier (100) are routed and connected to the conference at the bridge (80). When the conference call ends, the subscriber's phone (22) is returned to normal service.
申请公布号 WO03013008(A3) 申请公布日期 2003.06.05
申请号 WO2002US24126 申请日期 2002.07.30
申请人 VOYANT TECHNOLOGIES, INC. 发明人 ERNSTROM, WILLIAM, PAUL;YACKEY, THOMAS, EDWARD;BAXLEY, WARREN, EDWARD;ADAMS, JEFFREY, C.;GELLATLY, ANNA, LEA
分类号 H04M3/54;H04M3/56 主分类号 H04M3/54
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