MARITIME NAVIGATION ASSISTANCE SERVER SYSTEM AND MARITIME NAVIGATION ASSISTANCE METHOD
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United States of America Patent
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Oct 21, 2015
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Mar 18, 2015
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Abstract
The present invention contributes to vessel navigation safety, by applying conventional navigation technology and using smartphones or other wireless communication terminals to provide a chart according to vessel type. Provided is a server system 3, which: receives, from wireless communication terminals 2 which are carried by users aboard vessels 4, position information of the wireless communication terminals 2 and information of the sizes of the vessels 4; creates, in response to the sizes of the vessels 4, navigation trajectory information formed from time series position information of the vessels 4; and, with the navigation trajectory information as an input, updates navigable course information for each size of the vessels 4.
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