发明名称 Personnel and asset tracking method and apparatus
摘要 A system is provided for locating and tracking tags within an area. Each tag includes a transmitter configured to transmit a unique identifier periodically. Location messages are received and processed by at least one monitoring system to determine whether a tag has changed location.
申请公布号 US2003030569(A1) 申请公布日期 2003.02.13
申请号 US20020265781 申请日期 2002.10.07
申请人 ULRICH DANIEL J.;WAGENER MICHAEL EDWARD;PATEL SANJEEV;SCHMID JOSEPH JAMES;JENNINGS ROBERT J. 发明人 ULRICH DANIEL J.;WAGENER MICHAEL EDWARD;PATEL SANJEEV;SCHMID JOSEPH JAMES;JENNINGS ROBERT J.
分类号 G06F17/30;G06K17/00;G06Q50/00;G08B13/24;(IPC1-7):G08B5/22 主分类号 G06F17/30
代理机构 代理人
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