发明名称 |
First responder positioning apparatus |
摘要 |
A positioning system for tracking the location of a first responder emergency worker. The system includes mobile enabler units and a personnel badge having a ranging transponder. Two enabler units can use two-way ranging signals, a prescribed turn around time and differential altitude for automatically tracking the location of the badge.
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申请公布号 |
US7379015(B2) |
申请公布日期 |
2008.05.27 |
申请号 |
US20050291751 |
申请日期 |
2005.12.01 |
申请人 |
TRIMBLE NAVIGATION LIMITED |
发明人 |
WORKMAN DENNIS LEE |
分类号 |
G01S13/42;G01S5/14;G01S19/11;H04B7/185 |
主分类号 |
G01S13/42 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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