IP Library Granted Patent US 12663806
Granted Patent B2
US 12663806 · App. 18/724,492 · Granted Jun 23, 2026

Automatic takeoff/landing system for vertical takeoff/landing aircraft, vertical takeoff/landing aircraft, and control method for takeoff/landing of vertical takeoff/landing aircraft

Inventor: Toru Kojima (Tokyo, JP)
Assignee: MITSUBISHI HEAVY INDUSTRIES, LTD.
G05D1/606G05D1/652G05D1/6542G05D2109/23
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Quick Facts
Patent No.
US 12663806
App. No.
18/724,492
Granted
Jun 23, 2026
Kind
B2
Abstract

This automatic takeoff/landing system for a vertical takeoff/landing aircraft comprises: a relative wind information acquisition unit that acquires the direction of relative wind at a moving object; and a control unit that executes takeoff/landing control to cause the vertical takeoff/landing aircraft to takeoff/land at a landing target point provided on the moving object. The control unit, during takeoff/landing of the vertical takeoff/landing aircraft, executes the takeoff/landing control on the basis of the direction of the relative wind acquired by the relative wind information acquisition unit, in a state in which the aircraft heading of the vertical takeoff/landing aircraft is caused to face the direction of the relative wind.

Claims (35)

1 . An automatic takeoff/landing system for a vertical takeoff/landing aircraft comprising:

a non-transitory memory configured to store a program;

a processor configured to execute the program stored on the memory to cause the automatic takeoff/landing system to:

acquire a direction of a relative wind surrounding a moving object; and

acquire a ship heading of the moving object, and execute takeoff/landing control for takeoff/landing of the vertical takeoff/landing aircraft at a landing target point provided on the moving object,

wherein, during takeoff/landing of the vertical takeoff/landing aircraft, the processor is further configured to execute the program stored on the memory to cause the automatic takeoff/landing system to execute the takeoff/landing control based on the direction of the relative wind acquired and the ship heading of the moving object, controlling the flight such that an aircraft heading of the vertical takeoff/landing aircraft becomes a direction by adding the ship heading of the moving object to the direction of the relative wind, in a state in which the aircraft heading of the vertical takeoff/landing aircraft faces the direction of the relative wind.

2 . The automatic takeoff/landing system for a vertical takeoff/landing aircraft according to claim 1 ,

wherein the processor is further configured to execute the program stored on the memory to cause the automatic takeoff/landing system to acquire a wind speed of the relative wind, and

execute control based on the wind speed of the relative wind acquired during takeoff/landing of the vertical takeoff/landing aircraft, and

execute, in a case where the wind speed of the relative wind is equal to or higher than a second wind speed, turbulence avoidance control for avoiding a turbulence area generated for the landing target point due to the relative wind.

3 . The automatic takeoff/landing system for a vertical takeoff/landing aircraft according to claim 1 ,

wherein in a case where a wind speed of the relative wind is equal to or higher than a first wind speed, the processor is further configured to execute the program stored on the memory to cause the automatic takeoff/landing system to instruct the moving object and the vertical takeoff/landing aircraft to move to a region where the wind speed becomes lower than the first wind speed, without executing the takeoff/landing control of the vertical takeoff/landing aircraft.

4 . The automatic takeoff/landing system for a vertical takeoff/landing aircraft according to claim 2 ,

wherein in a case where the wind speed of the relative wind is equal to or higher than the second wind speed, the processor is further configured to execute the program stored on the memory to cause the automatic takeoff/landing system to notify an operator who operates the moving object of information for making the wind speed of the relative wind lower than the second wind speed.

5 . The automatic takeoff/landing system for a vertical takeoff/landing aircraft according to claim 3 ,

wherein in a case where the wind speed of the relative wind is equal to or higher than the first wind speed that is higher than the second wind speed, the processor is further configured to execute the program stored on the memory to cause the automatic takeoff/landing system to notify an operator who operates the moving object of information for making the wind speed of the relative wind lower than the first wind speed.

6 . The automatic takeoff/landing system for a vertical takeoff/landing aircraft according to claim 1 ,

wherein when an error angle formed by the aircraft heading and the direction of the relative wind is defined as an aircraft heading error angle, and

an angle at which the aircraft heading and the direction of the relative wind face each other and coincide with each other is defined as a reference angle 0 deg, the processor is further configured to execute the program stored on the memory to cause the automatic takeoff/landing system to cause the aircraft heading to face the direction of the relative wind within a range where the aircraft heading error angle is ±30 deg with respect to the reference angle 0 deg.

7 . The automatic takeoff/landing system for a vertical takeoff/landing aircraft according to claim 1 ,

wherein the moving object is a ship, and

the landing target point is provided on a bow side of the ship.

8 . The automatic takeoff/landing system for a vertical takeoff/landing aircraft according to claim 1 ,

wherein the processor is further configured to execute the program stored on the memory to cause the automatic takeoff/landing system to change the aircraft heading of the vertical takeoff/landing aircraft that has landed on the landing target point,

wherein the processor is further configured to execute the program stored on the memory to cause the automatic takeoff/landing system to cause the vertical takeoff/landing aircraft to take off from the landing target point when the aircraft heading of the vertical takeoff/landing aircraft changed and the direction of the relative wind acquired face each other during takeoff of the vertical takeoff/landing aircraft.

9 . A vertical takeoff/landing aircraft comprising:

the automatic takeoff/landing system for a vertical takeoff/landing aircraft according to claim 1 .

10 . A control method for takeoff/landing of a vertical takeoff/landing aircraft, the control method comprising:

causing an automatic takeoff/landing system of the vertical takeoff/landing aircraft, which executes takeoff/landing control for takeoff/landing of the vertical takeoff/landing aircraft at a landing target point provided on a moving object, to execute

acquiring a direction of a relative wind in the moving object,

acquiring a ship heading of the moving object,

causing an aircraft heading of the vertical takeoff/landing aircraft to face the direction of the relative wind based on the acquired direction of the relative wind and the ship heading of the moving object, controlling the flight such that an aircraft heading of the vertical takeoff/landing aircraft becomes a direction by adding the ship heading of the moving object to the direction of the relative wind, in a state in which the aircraft heading of the vertical takeoff/landing aircraft faces the direction of the relative wind, and

causing the vertical takeoff/landing aircraft to takeoff/land at the landing target point.

11 . The automatic takeoff/landing system for a vertical takeoff/landing aircraft according to claim 2 ,

wherein in a case where a wind speed of the relative wind is equal to or higher than a first wind speed that is higher than the second wind speed, the processor is further configured to execute the program stored on the memory to cause the automatic takeoff/landing system to instruct the moving object and the vertical takeoff/landing aircraft to move to a region where the wind speed becomes lower than the first wind speed, without executing the takeoff/landing control of the vertical takeoff/landing aircraft.