发明名称 System and method for setting up a conference call in telecommunication networks
摘要 The equipment includes units for the following purposes: subscriber connection to the telecommunications network, registration of the conference subscriber (KT) and dialing of the conference subscribers. An Independent claim is included for the corresponding method.
申请公布号 EP1372328(A1) 申请公布日期 2003.12.17
申请号 EP20020012988 申请日期 2002.06.12
申请人 SIEMENS AG 发明人 VENCOUR, MARCEL
分类号 H04L12/18;H04L29/06;H04L29/08;H04M3/56;H04M7/00;(IPC1-7):H04M3/56 主分类号 H04L12/18
代理机构 代理人
主权项
地址