发明名称 Navigation system
摘要 <p>A navigation navigation system according to the present invention comprises: a database apparatus provided with map display data constituted of data representing road positions and physical forms provided in separate sets to correspond to different scales and route search data constituted of data representing connection states of one road connecting with another road provided in separate sets to correspond to different scales; and a control apparatus that, when displaying recommended route data obtained by performing a search using the route search data at a specific first scale superimposed upon a roadmap that is displayed on a monitor based upon map display data at a second scale that is larger than the first scale, reads out physical form data of the recommended route data obtained by performing the search using the route search data at the first scale based upon the map display data at the second scale and displays the physical form data superimposed upon the roadmap on the monitor. &lt;IMAGE&gt;</p>
申请公布号 EP0838662(A2) 申请公布日期 1998.04.29
申请号 EP19970308378 申请日期 1997.10.22
申请人 XANAVI INFORMATICS CORPORATION 发明人 NOMURA, TAKASHI
分类号 G09B29/00;G01C21/00;G01C21/36;G08G1/0969;(IPC1-7):G01C21/20 主分类号 G09B29/00
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