Vehicle remote control method and vehicle remote control device

1. A vehicle remote control method comprising:

detecting an input position at which a touch operation is performed by an operator on a touch panel of a remote operation device;

making a gesture determination area variable in accordance with the input position, the gesture determination area being an area in which a gesture for remotely controlling a vehicle is received;

detecting the gesture from the gesture determination area;

determining whether or not the detected gesture is a command gesture that is preliminarily set; and

when the gesture is the command gesture, controlling the vehicle to execute autonomous travel control, the vehicle having an autonomous travel control function, the method further comprising:

setting a first gesture determination area at a preliminarily set position before the autonomous travel control is started; and

setting a new gesture determination area in accordance with the input position after the autonomous travel control is started.

2. The vehicle remote control method according to claim 1 , wherein a size of the gesture determination area with respect to the touch panel is variable.

3. The vehicle remote control method according to claim 2 , wherein the size of the gesture determination area is variable between a minimum input size and a maximum input size that are preliminarily set.

4. The vehicle remote control method according to claim 1 , comprising:

when the autonomous travel control is executed, determining whether or not the vehicle is traveling straight ahead by the autonomous travel control;

when the vehicle is traveling straight ahead, setting the gesture determination area in accordance with the input position; and

when the vehicle is not traveling straight ahead, setting the gesture determination area at a preliminarily set position.

5. The vehicle remote control method according to claim 1 , comprising:

when the gesture becomes not detected, storing the gesture determination area set immediately before the gesture becomes not detected as a second gesture determination area; and

when input of the gesture is restarted, determining whether or not the gesture is the command gesture from the second gesture determination area.

6. The vehicle remote control method according to claim 5 , wherein cases in which the gesture becomes not detected include a case in which a finger of the operator is released from the touch panel, a case in which a determination is not made that the gesture is the command gesture, and a case in which the operator ends the input of the gesture in mid-course.

7. The vehicle remote control method according to claim 1 , comprising:

when input of the gesture is restarted after the gesture becomes not detected, determining whether or not the gesture is the command gesture from the first gesture determination area.

8. The vehicle remote control method according to claim 1 , wherein when a lateral direction and a longitudinal direction of the touch panel are defined as an X axis and a Y axis, respectively, the command gesture is the touch operation in which coordinates of the input position by the touch operation of the operator vary continuously in at least one of the X axis and the Y axis.

9. The vehicle remote control method according to claim 8 , wherein the command gesture is the touch operation of drawing a trajectory of a figure on the touch panel so that a starting end at which one input of the gesture is started and a terminating end at which the one input of the gesture is terminated overlap each other.

10. The vehicle remote control method according to claim 9 , wherein the command gesture is the touch operation of drawing the trajectory of a circular-shaped figure on the touch panel.

11. The vehicle remote control method according to claim 10 , wherein the gesture determination area is defined by center coordinates and a radius of the circular-shaped figure.

12. The vehicle remote control method according to claim 1 , wherein when the gesture becomes not detected, the vehicle is controlled to stop the autonomous travel control.

13. The vehicle remote control method according to claim 1 , wherein the autonomous travel control is parking control of parking the vehicle.

14. The vehicle remote control method according to claim 1 , comprising:

displaying an input guide indicating a shape of the gesture on the touch panel; and

setting the gesture determination area at a position corresponding to the input guide.

15. A vehicle remote control device comprising:

a remote operation device for a vehicle, the remote operation device including a touch panel configured to detect an input position of a touch operation performed by an operator;

a gesture determination unit configured to:

make a gesture determination area variable in accordance with the input position, the gesture determination area being an area in which a gesture for remotely controlling the vehicle is received; and

determine whether or not the gesture detected from the gesture determination area is a command gesture that is preliminarily set; and

a command unit configured to, when the gesture is the command gesture, control the vehicle to execute autonomous travel control, the vehicle having an autonomous travel control function, wherein

the gesture determination unit is further configured to:

set a first gesture determination area at a preliminarily set position before the autonomous travel control is started; and

set a new gesture determination area in accordance with the input position after the autonomous travel control is started.

16. A vehicle remote control method comprising:

detecting an input position at which a touch operation is performed by an operator on a touch panel of a remote operation device;

making a gesture determination area variable in accordance with the input position, the gesture determination area being an area in which a gesture for remotely controlling a vehicle is received;

detecting the gesture from the gesture determination area;

determining whether or not the detected gesture is a command gesture that is preliminarily set; and

when the gesture is the command gesture, controlling the vehicle to execute autonomous travel control, the vehicle having an autonomous travel control function, the method further comprising:

setting the gesture determination area variable in accordance with the input position before the autonomous travel control is started; and

setting the gesture determination area at a preliminarily set position after the autonomous travel control is started.

17. The vehicle remote control method according to claim 16 , wherein a size of the gesture determination area with respect to the touch panel is variable.

18. The vehicle remote control method according to claim 17 , wherein the size of the gesture determination area is variable between a minimum input size and a maximum input size that are preliminarily set.

19. The vehicle remote control method according to claim 16 , comprising:

when the autonomous travel control is executed, determining whether or not the vehicle is traveling straight ahead by the autonomous travel control;

when the vehicle is traveling straight ahead, setting the gesture determination area in accordance with the input position; and

when the vehicle is not traveling straight ahead, setting the gesture determination area at a preliminarily set position.

20. The vehicle remote control method according to claim 16 , wherein when a lateral direction and a longitudinal direction of the touch panel are defined as an X axis and a Y axis, respectively, the command gesture is the touch operation in which coordinates of the input position by the touch operation of the operator vary continuously in at least one of the X axis and the Y axis.

21. The vehicle remote control method according to claim 20 , wherein the command gesture is the touch operation of drawing a trajectory of a figure on the touch panel so that a starting end at which one input of the gesture is started and a terminating end at which the one input of the gesture is terminated overlap each other.

22. The vehicle remote control method according to claim 21 , wherein the command gesture is the touch operation of drawing the trajectory of a circular-shaped figure on the touch panel.

23. The vehicle remote control method according to claim 22 , wherein the gesture determination area is defined by center coordinates and a radius of the circular-shaped figure.

24. The vehicle remote control method according to claim 16 , wherein when the gesture becomes not detected, the vehicle is controlled to stop the autonomous travel control.

25. The vehicle remote control method according to claim 16 , wherein the autonomous travel control is parking control of parking the vehicle.

26. The vehicle remote control method according to claim 16 , comprising:

displaying an input guide indicating a shape of the gesture on the touch panel; and

setting the gesture determination area at a position corresponding to the input guide.

27. A vehicle remote control device comprising:

a remote operation device for a vehicle, the remote operation device including a touch panel configured to detect an input position of a touch operation performed by an operator;

a gesture determination unit configured to:

make a gesture determination area variable in accordance with the input position, the gesture determination area being an area in which a gesture for remotely controlling the vehicle is received; and

determine whether or not the gesture detected from the gesture determination area is a command gesture that is preliminarily set; and

a command unit configured to, when the gesture is the command gesture, control the vehicle to execute autonomous travel control, the vehicle having an autonomous travel control function, wherein

the gesture determination unit is further configured to:

set the gesture determination area variable in accordance with the input position before the autonomous travel control is started; and

set the gesture determination area at a preliminarily set position after the autonomous travel control is started.