发明名称 Emergency warning system
摘要 An emergency warning system for warning members of the public of an emergency situation comprises personal warning devices provided to members of the public and a cellular telecommunication system for transmitting coded cellular burst signals to the personal warning devices to elicit delivery of an emergency warning from the devices. The coded cellular burst warning signals contain emergency situation codes that the personal warning devices parse and translate into an emergency warning message displayed as text on a display screen of the personal warning device.
申请公布号 US2009042546(A1) 申请公布日期 2009.02.12
申请号 US20070891164 申请日期 2007.08.09
申请人 MCCLENDON DOYLE 发明人 MCCLENDON DOYLE
分类号 H04M3/42 主分类号 H04M3/42
代理机构 代理人
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