A navigation planning system and method can comprise: acquiring a planned route indicating a navigation planning route of a movable body on a water; acquiring movable body information including a position, a moving direction, and a speed of the movable body; acquiring obstacle information including a position, a moving direction, and a speed of one or a plurality of obstacles around the movable body; and calculating a collision risk value indicating a risk level of collision between the movable body and an obstacle from the plurality of obstacles based on the movable body information and the obstacle information, and determining necessity of evasion based on the collision risk value and a threshold value. In the case of necessity of evasion, the system can set an evasion route whose end point is not on the planned route and whose direction at the end point is in a predetermined direction.
NAVIGATION PLANNING SYSTEM AND NAVIGATION PLANNING METHOD
07.08.2025
Patent
Elektronische Ressource
Englisch
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