ROUTE SEARCH SYSTEM AND ROUTE SEARCH PROGRAM

WIPO Patent Application WO/2020/075460

A1

[Problem] To provide a technique that makes it possible to search for a route in consideration of turning around, in the entire range from a departure point to a destination. [Solution] A route search system provided with a node acquisition unit for acquiring nodes present between a departure point and a destination of a vehicle, a transit cost acquisition unit for acquiring the transit cost for road sections between the nodes and the transit cost of intersection points indicated by the nodes, and a route search unit for searching for the route for which the sum of the transit costs between the departure point and the destination is smallest, the route search unit setting the transit cost in the case of a turnaround on the basis of the road sections subsequent to the turnaround for all the intersection points included in a candidate for the route from the departure point to the destination.

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MATSUNAGA KATSUYA (JP)
UCHIYAMA KOJI (JP)
JIN XIN (JP)

PCT/JP2019/036558

April 16, 2020

September 18, 2019

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AISIN AW CO (JP)
TOYOTA MOTOR CO LTD (JP)

G01C21/34

JP2008128745A	2008-06-05
JP2016045035A	2016-04-04
JPH1183516A	1999-03-26
JP2009115476A	2009-05-28

KNOWLEDGE PARTNERS PPC (JP)

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