发明名称 |
Portable Position Determining Device |
摘要 |
A position determining device is disclosed comprising a satellite navigation receiver for automatically providing computed position information, when the device has changed its position relative to a predetermined location, to a paging transmitter for transmission to a paging receiver for readout of the computed position information. The readout may be in the form of coordinates and may be accompanied by a message or alarm. The device may be configured as a portable unit of small size and economical manufacture.
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申请公布号 |
US2008167816(A1) |
申请公布日期 |
2008.07.10 |
申请号 |
US20080036913 |
申请日期 |
2008.02.25 |
申请人 |
PFIZER, INC. |
发明人 |
DURST JENNIFER;FOWLER EUGENE F.;MCALEXANDER JOSEPH C. |
分类号 |
G01C21/00;G01S19/17;G01S5/00;G01S5/14;G01S19/34;H04B7/185 |
主分类号 |
G01C21/00 |
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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