发明名称 |
Mobile personal navigator |
摘要 |
A personal navigation device and method for providing location information. In one embodiment, the present invention is comprised of a portable hand-held unit. The portable unit contains a communication system adapted to receive data at and transmit data from the portable unit. The portable unit also contains a position determining system which determines the geographic location of the portable unit. The position determining system is connected to the communication system. A graphic display located on the portable unit is also connected to the position determining system. The graphic display displays a representation of the current location of the portable unit with respect to a previously selected location. In one embodiment, the representation of the current location also includes a representation of the speed and the heading of the portable unit with respect to the previously selected location.
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申请公布号 |
US6127945(A) |
申请公布日期 |
2000.10.03 |
申请号 |
US19950544553 |
申请日期 |
1995.10.18 |
申请人 |
TRIMBLE NAVIGATION LIMITED |
发明人 |
MURA-SMITH, KIYOKO |
分类号 |
G01C21/20;G01S5/02;G01S5/14;G01S19/09;G01S19/14;G01S19/35;H04L29/06;H04L29/08;(IPC1-7):G08G1/123 |
主分类号 |
G01C21/20 |
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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