发明名称 EMERGENCY EXIT ROUTING USING WIRELESS DEVICES DURING EMERGENCY SITUATIONS
摘要 <p>A method and wireless device direct a user to safety during an emergency situation. A wireless device (102) receives an emergency signal (121) from an emergency alerting device (120). The wireless device (102) extracts directional information from the emergency signal (121). The wireless device (102) directs a user to an exit associated with the emergency alerting device (120) based on the directional information extracted from the emergency signal (121).</p>
申请公布号 WO2009085873(A1) 申请公布日期 2009.07.09
申请号 WO2008US87278 申请日期 2008.12.17
申请人 MOTOROLA, INC.;KANE, JOHN RICHARD, 发明人 KANE, JOHN RICHARD,
分类号 H04W4/22;H04W4/02;H04W68/02 主分类号 H04W4/22
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