发明名称 EMERGENCY NOTIFICATION SYSTEM
摘要 PURPOSE: An emergency notification system is provided to transmit an emergency signal to at least one binary communication terminal through a binary CDMA communication network during an emergency situation. CONSTITUTION: At least one wireless transceiver(121~123) is installed in at least one zone. At least one wireless transceiver transmits a voice signal broadcast in a corresponding zone to an external device selected through a binary CDMA communication network. At least one binary communication terminal(131~134) receives the voice signal from at least one wireless transceiver through the binary CDMA communication network. At least one binary communication terminal outputs the voice signal.
申请公布号 KR20100131163(A) 申请公布日期 2010.12.15
申请号 KR20090049921 申请日期 2009.06.05
申请人 KNT. LTD. 发明人 NA, SUN HEE;JANG, MYUNG HWAN;KWON, JUN CHEOL
分类号 H04W4/22;H04W4/02;H04W4/06;H04W88/02 主分类号 H04W4/22
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