发明名称 GEOGRAPHIC TARGETING OF ALERTS
摘要 A system and method is described for broadcasting, e.g. commercial mobile alert messages (CMAM) or other messages including various text-based messages to a target area without substantially broadcasting to an area outside the target area. Further details and features are described herein.
申请公布号 US2009291630(A1) 申请公布日期 2009.11.26
申请号 US20080253886 申请日期 2008.10.17
申请人 DUNN TIMOTHY N;CHAPMAN SIMON;FARRELL DECLAN 发明人 DUNN TIMOTHY N.;CHAPMAN SIMON;FARRELL DECLAN
分类号 H04H20/71;H04M11/04 主分类号 H04H20/71
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