Navigation assistance device, navigation assistance method, and non-transitory computer-readable recording medium
AssigneeFuruno Electric Co., Ltd.
InventorKazuya NAKAGAWA
Life of this patent
Estimating the term…
Abstract
A navigation assistance device including processing circuitry configured to: acquire first ship data including a position and a speed of a first ship; acquire second ship data including a position and a speed of a second ship; identify a risk area where a risk of the first ship and the second ship approaching each other is equal to or greater than a particular value; calculate an arrival time until the first ship arrives at the risk area; and display the risk area and display the arrival time in association with the risk area.
Claims19
A navigation assistance device comprising:
- processing circuitry configured to:
- acquire first ship data comprising a position and a speed of a first ship;
- acquire second ship data comprising a position and a speed of a second ship;
- identify a risk area where a risk of the first ship and the second ship approaching each other is equal to or greater than a particular value;
- calculate an arrival time until the first ship arrives at the risk area;
- and
- display the risk area and display the arrival time in association with the risk area.
A navigation assistance method comprising:
- acquiring first ship data comprising a position and a speed of a first ship;
- acquiring second ship data comprising a position and a speed of a second ship;
- identifying a risk area where a risk of the first ship and the second ship approaching each other is equal to or greater than a particular value;
- calculating an arrival time until the first ship arrives at the risk area;
- and
- displaying the risk area and displaying the arrival time in association with the risk area.
A non-transitory computer-readable recording medium recording a program for causing a computer to execute processing configured to:
- acquire first ship data comprising a position and a speed of a first ship;
- acquire second ship data comprising a position and a speed of a second ship;
- identify a risk area where a risk of the first ship and the second ship approaching each other is equal to or greater than a particular value;
- calculate an arrival time until the first ship arrives at the risk area;
- and
- display the risk area and display the arrival time in association with the risk area.
Dependencies are inferred from the claim text.