WO2025141632 - NAVIGATION DEVICE, NAVIGATION SYSTEM, NAVIGATION METHOD, AND NAVIGATION PROGRAM

National phase entry is expected:
Publication Number WO/2025/141632
Publication Date 03.07.2025
International Application No. PCT/JP2023/046361
International Filing Date 25.12.2023
Title **
[English] NAVIGATION DEVICE, NAVIGATION SYSTEM, NAVIGATION METHOD, AND NAVIGATION PROGRAM
[French] DISPOSITIF DE NAVIGATION, SYSTÈME DE NAVIGATION, PROCÉDÉ DE NAVIGATION ET PROGRAMME DE NAVIGATION
Applicants **
FURUNO ELECTRIC CO., LTD.
Inventors
OGAWA Kenta
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Quotation for National Phase entry

Country StagesTotal
China Filing, Examination, Granting2027
EPO Filing, Examination, Granting11576
Japan Filing, Examination, Granting2155
South Korea Filing, Examination, Granting2045
USA Filing, Examination, Granting4740
MasterCard Visa
Total: 22,543

The term for entry into the National Phase has expired. This quotation is for informational purposes only

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Abstract[English] NAVIGATION DEVICE, NAVIGATION SYSTEM, NAVIGATION METHOD, AND NAVIGATION PROGRAM The navigation device (10) mounted on a ship is provided with a receiving unit (20), a calculating unit (30), an evaluation unit (40), and a determination unit (50). The receiving unit (20) receives a start position and a destination position associated with the ship. The calculating unit (30) calculates a reversal route from the destination position towards the start position. Further, the evaluation unit (40) evaluates a possibility of generation of the reversal route from the destination position to the start position. Finally, the determination unit (50) determines that the destination position is within a non-navigable area when there is no possibility of the generation of the reversal route.[French] Dispositif de navigation, système de navigation, procédé de navigation et programme de navigation. Le dispositif de navigation (10) monté sur un navire est pourvu d'une unité de réception (20), d'une unité de calcul (30), d'une unité d'évaluation (40) et d'une unité de détermination (50). L'unité de réception (20) reçoit une position de départ et une position de destination associées au navire. L'unité de calcul (30) calcule un itinéraire de retour, de la position de destination vers la position de départ. En outre, l'unité d'évaluation (40) évalue une possibilité de génération de l'itinéraire de retour, de la position de destination à la position de départ. Enfin, l'unité de détermination (50) détermine que la position de destination se situe à l'intérieur d'une zone non navigable lorsqu'il n'y a pas de possibilité de génération de l'itinéraire de retour.