发明名称 NAVIGATION SYSTEM FOR VEHICLE
摘要 PROBLEM TO BE SOLVED: To reduce a memory capacity, and to inform a driver of trafic regulation information in an advancing direction of a position displayed on an image plane. SOLUTION: Trafic regulation information within a fixed distance from the present position of a vehicle is gained (S5). Since 'the fixed distance' is selected optionally, the trafic regulation information is gained exceeding a range of a road map displayed on the image plane at the present time. A reduction scale of the map is changed to be displayed when the trafic regulation information exceeding the range of the road map displayed on the image plane at the present time is required to be displayed (S8).
申请公布号 JP2001050761(A) 申请公布日期 2001.02.23
申请号 JP19990226639 申请日期 1999.08.10
申请人 SUMITOMO ELECTRIC IND LTD 发明人 KAGAWA KOJI
分类号 G01C21/00;G08G1/0969;G09B29/00;G09B29/10;(IPC1-7):G01C21/00;G08G1/096 主分类号 G01C21/00
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