发明名称 Method and Arrangement for Operating a Mobile Battery-Operated Personal Emergency Signal Device
摘要 The invention relates to a method for operating a mobile battery-operated personal emergency signal device, wherein a check of the charge of the battery feeding the personal emergency signal device is performed at least in the course of initiating the personal emergency signal device, wherein the operation of the personal emergency signal device is permitted by a central device depending on the result of the check. The invention further relates to an arrangement for performing the method.
申请公布号 US2011223879(A1) 申请公布日期 2011.09.15
申请号 US200913119464 申请日期 2009.09.24
申请人 SIEMENS ENTERPRISE COMMUNICATIONS GMBH & CO. 发明人 AHRENS WERNER;BILKE VOLKMAR
分类号 H04M11/04 主分类号 H04M11/04
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