A navigation assist system having a plurality of navigation assist apparatuses installed on small boats like motorboats each fitted with an outboard motor to be able to navigate in a predetermined water area, and a server placed on land to communicate with the navigation assist apparatuses. Each of the navigation assist apparatuses detects a sharp turn position of the boat, adds the position to a danger level data downloaded from the server unit, and alerts an operator concerned when the boat approaches a region whose danger level is great.
BOAT NAVIGATION ASSIST SYSTEM, AND NAVIGATION ASSIST APPARATUS AND SERVER OF THE SYSTEM
04.10.2018
Patent
Elektronische Ressource
Englisch
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