发明名称 Tracking device
摘要 A monitoring and locating device includes one or more remote child units and a parent unit in communication with each of the child units. The parent unit is adapted to assign and transmit an individual identifier to each child unit. The parent unit is constructed and arranged to continuously monitor each of the child units by transmitting and receiving signals to each of the child units using the individual identifiers assigned thereto. The monitoring and locating device may be used in a method for monitoring and tracking a living entity that includes acquiring the plurality of child units using the parent unit based at least in part on user input. Monitoring each of the plurality of child units individually with the parent unit. Tracking the location of each child unit with the parent unit and locating a selected child unit of the plurality of child units with the parent unit based upon the tracked location thereof.
申请公布号 US2002175820(A1) 申请公布日期 2002.11.28
申请号 US20020096104 申请日期 2002.03.13
申请人 OJA RAYMOND G.;MOORE ROGER A.;HAMILTON MILTON E.;HREHA MICHAEL 发明人 OJA RAYMOND G.;MOORE ROGER A.;HAMILTON MILTON E.;HREHA MICHAEL
分类号 G08B21/02;H04B1/16;(IPC1-7):G08B23/00 主分类号 G08B21/02
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