发明名称 Telecommunications system
摘要 There is described a system which, in a voice over IP radiotelecommunications system, allows a mobile station to make an emergency call, even though other calls would not be allowed at that time. The mobile station includes an emergency call indication in the session activation request, and this is recognized by the network nodes, which then allow call set up.
申请公布号 US2002002041(A1) 申请公布日期 2002.01.03
申请号 US20010833728 申请日期 2001.04.13
申请人 LINDGREN HANS AKE;STILLE MATS OLA 发明人 LINDGREN HANS AKE;STILLE MATS OLA
分类号 H04M7/00;H04W4/22;(IPC1-7):H04M11/00 主分类号 H04M7/00
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