发明名称 Vehicle navigation system and route guidance method
摘要 A vehicle navigation system includes a road-between-guidance-target-points configuration determining unit ( 9 ) for determining a configuration of a road between two successive guidance target points whose information is extracted from information stored in a guidance target point storing unit ( 8 ). A continuous guidance threshold distance setting unit ( 10 ) sets a threshold distance for continuous guidance based on the road configuration by using a table or the like. A distance-between-guidance-target-points calculating unit ( 11 ) calculates a distance between the two successive guidance target points. When the calculated distance between the two successive guidance target points is shorter than the set threshold distance for continuous guidance, a route guidance unit ( 12 ) provides continuous guidance for users through a guidance unit ( 16 ).
申请公布号 US2005261831(A1) 申请公布日期 2005.11.24
申请号 US20050193420 申请日期 2005.08.01
申请人 IRIE TAKASHI 发明人 IRIE TAKASHI
分类号 G09B29/00;G01C21/00;G01C21/26;G01C21/34;G01C21/36;G08G1/0969;G09B29/10;(IPC1-7):G01C21/34 主分类号 G09B29/00
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