发明名称 PROCEDURE AND SYSTEM FOR TRANSMITTING AN EMERGENCY CALL IN THE EVENT OF MALFUNCTION IN THE TELEPHONE NETWORK
摘要 The invention relates to a procedure and a system for the re-routing of emergency calls in the event of a failure in the telephone network. According to the invention, emergency calls are directed in a concentrator to an emergency line and directed further to a regional fire brigade control centre via a mobile station connected to the emergency line. In the system of the invention, no delay occurs in the re-routing and further routing of emergency calls in the event of failure of the telephone network.
申请公布号 WO9826568(A1) 申请公布日期 1998.06.18
申请号 WO1997FI00778 申请日期 1997.12.11
申请人 NOKIA TELECOMMUNICATIONS OY;HAEGGMAN, JUHA;KONTTINEN, MARKO 发明人 HAEGGMAN, JUHA;KONTTINEN, MARKO
分类号 H04M3/12;H04M3/42;H04M7/12;H04M11/04;(IPC1-7):H04M11/04 主分类号 H04M3/12
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