发明名称 Multi-hop wireless alarm signalling system
摘要 The method involves transmitting a message by subscribers on the base unit (A) from the subscriber to an adjacent subscriber depending on a standard. The base unit and the subscriber have a transmitter and a receiver of the subscribers. The message from an adjacent subscriber is transmitted to its adjacent subscriber towards the base unit as per standard.
申请公布号 EP1978686(A1) 申请公布日期 2008.10.08
申请号 EP20070105778 申请日期 2007.04.05
申请人 SIEMENS AKTIENGESELLSCHAFT 发明人 BLUM, PHILIPP;MEIER, ANDREAS;STRASSER, MARIO
分类号 G08B25/00;H04L12/701;H04L12/721;H04L12/727;H04L12/733;H04W40/10;H04W40/12 主分类号 G08B25/00
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