发明申请
- 专利标题: Wireless intercom emergency assistance system
- 专利标题(中): 无线对讲机紧急援助系统
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申请号: US12927138申请日: 2010-11-09
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公开(公告)号: US20120002792A1公开(公告)日: 2012-01-05
- 发明人: Michael Chang
- 申请人: Michael Chang
- 主分类号: H04M11/04
- IPC分类号: H04M11/04
摘要:
A wireless remote intercom emergency assistance system having a pendent transceiver designed to send signal through a telephone dialing device to a monitoring station for the operator to engage two-way voice communication between pendent transceiver device user and monitoring station, the system comprises: an RF transceiver which transmits a first signal in response to manual action performed on the wireless pendant by the user, the telephone dialing device receives the first transmitted signal and transmits a second coded signal to a monitoring station, the monitoring station computer is disposed to receive the telephone dialing device generated second signal, and transmit's a third signal to the identified telephone dialing device; the identified telephone dialing device receives the third signal and responsively transmits a fourth signal to the remote pendent transceiver device to open two-way voice communication between the pendent transceiver user and the monitoring station personnel for assistance.