发明名称 Route search system
摘要 A route search system 1 includes: a reception means 14 for receiving a search request for a plurality of first routes, that are routes between all the combinations of two of a plurality of points; a search means 16 for, when the search request is received by the reception means 14, searching the plurality of first routes based upon a search condition included in the search request; and a supply means 17 for transmitting route information for the plurality of first routes searched by the search means 16. Both a number of times the search request is received by the reception means, and a number of times route information is transmitted by the supply means 17, are smaller than a number of points in the plurality of points.
申请公布号 EP2489983(A2) 申请公布日期 2012.08.22
申请号 EP20120155712 申请日期 2012.02.16
申请人 HITACHI AUTOMOTIVE SYSTEMS, LTD. 发明人 OKUDE, MARIKO;HIRUTA, TOMOAKI;KUMAGAI, MASATOSHI
分类号 G01C21/34 主分类号 G01C21/34
代理机构 代理人
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