Title:
SHIP MONITORING SYSTEM, SHIP MONITORING METHOD, INFORMATION PROCESSING DEVICE, AND PROGRAM
Document Type and Number:
WIPO Patent Application WO/2022/264550
Kind Code:
A1
Abstract:
[Problem] To provide a ship monitoring system in which comprehension of course directions of other ships is easy. [Solution] A ship monitoring system according to the present invention includes: a first data generating unit that generates first ship data representing a position and speed of a first ship; a second data generating unit that generates second ship data representing a position and speed of a second ship; a risk value calculating unit that calculates, on the basis of the first ship data and the second ship data, a risk value representing a risk of the first ship and the second ship colliding when assuming that, with respect to each of points on a predicted course of the second ship, the first ship will alter course and arrive at each of the points; and a display unit that displays a risk zone representing the course direction of the second ship, at a point of which the risk value is no less than a threshold value.
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Inventors:
TAKEBAYASHI YUICHI (JP)
NAKAGAWA KAZUYA (JP)
UOSHITA SEIICHI (JP)
TAKAHASHI YUTA (JP)
YOSHINAGA MAKOTO (JP)
NAKAGAWA KAZUYA (JP)
UOSHITA SEIICHI (JP)
TAKAHASHI YUTA (JP)
YOSHINAGA MAKOTO (JP)
Application Number:
PCT/JP2022/010259
Publication Date:
December 22, 2022
Filing Date:
March 09, 2022
Export Citation:
Assignee:
FURUNO ELECTRIC CO (JP)
International Classes:
B63B49/00; G08G3/02
Foreign References:
| JP2019166865A | 2019-10-03 | |||
| JP2016049903A | 2016-04-11 | |||
| JPS62118281A | 1987-05-29 |
Other References:
IMAZU, HAYAMAFUKUTO, JUNJINUMANO, MASAYOSHI: "Obstacle Zone by Targets and Its Expression", THE JOURNAL OF JAPAN INSTITUTE OF NAVIGATION, vol. 107, 2002, pages 191 - 197
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