发明名称 Methods and systems for making telephone calls
摘要 Methods and systems are disclosed for making a call. In one embodiment, methods and systems may request the call using a network, initiate a first leg to a caller device based on the request, initiate a second leg to a receiver device based on the request, connect the first leg and the second leg to make the call, and bill the call to a account associated with a subscriber.
申请公布号 US7251317(B1) 申请公布日期 2007.07.31
申请号 US20020317937 申请日期 2002.12.12
申请人 VERIZON LABORATORIES INC. 发明人 ROBBINS DAVID C.;HALEY JAMES E.;JONES DOUGLAS R.;DOSKOW ARTHUR
分类号 H04M15/00 主分类号 H04M15/00
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