发明名称 |
Navigation apparatus and navigation process for writing reference latitude and longitude lines on generally available map indicating reduction scale and north direction |
摘要 |
A navigation apparatus is provided for surveying a present spot of the apparatus carried by a vehicle or a user with such surveying unit as a global positioning system (GPS), displaying on a display unit a present spot mark by means of latitudinal and longitudinal lines X and Y of the surveyed spot, showing on a guide display unit positions to be in coincidence with the latitudinal and longitudinal lines according to the surveyed spot, and transferring with a writing guide unit the positions of the latitudinal and longitudinal lines shown on the guide display unit onto a map. Then, the user places the apparatus on the map, and the present spot can be optimumly recognized on the map by means of the present spot mark.
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申请公布号 |
US5974358(A) |
申请公布日期 |
1999.10.26 |
申请号 |
US19970881797 |
申请日期 |
1997.06.24 |
申请人 |
MATSUSHITA ELECTRIC WORKS, LTD. |
发明人 |
KAWAI, KOZO;OKUNO, KANAME |
分类号 |
G09B29/10;G01C21/00;G01S5/02;G01S19/14;G06F3/153;(IPC1-7):G06F165/00 |
主分类号 |
G09B29/10 |
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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