发明名称 GEOGRAPHIC DATA TRANSMITTING METHOD, INFORMATION DELIVERING APPARATUS AND INFORMATION TERMINAL
摘要 <p>A preferred route from a present place to a destination in decided based on geographical data including road shape information indicative of the shapes of roads and also including road connection information indicative of connection conditions between the roads, and then geographical data of areas existing within a predetermined distance from the decided preferred route are derived. Then, it is decided whether the road connection information should be deleted from the derived geographic data, and if so decided, the geographic data are transmitted with the road connection information deleted. <IMAGE></p>
申请公布号 EP1553385(A1) 申请公布日期 2005.07.13
申请号 EP20030753975 申请日期 2003.10.01
申请人 XANAVI INFORMATICS CORPORATION 发明人 ENDO, YOSHINORI;SUMIZAWA, AKIO
分类号 G01C21/26;G09B29/00;G01C21/00;G01C21/32;G01C21/34;G08G1/137;G09B29/10;(IPC1-7):G01C21/26;G08G1/096 主分类号 G01C21/26
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