Display system for work vehicle, display control device, work vehicle, and display control method

A display system for a work vehicle, the display system being configured to display a surrounding environment of the work vehicle having a vehicle body and a work implement disposed in front of the vehicle body, the display system comprising:

• a first camera mounted on the vehicle body and arranged to capture an image of the surroundings of the work vehicle;
• and
• a second camera disposed above the work implement and capturing an image of an area in front of the work implement, the image captured by the second camera including a front surface of the work implement and a ground surface located in front of the work implement;
• a first image generation circuit that generates, from the image captured by the first camera, a surroundings composite image which depicts the surroundings of the work vehicle
• in a bird's-eye view and is synthesized with a vehicle model depicting the work vehicle;
• a second image generation circuit that generates, from the image captured by the second camera, a work implement composite image which depicts the area in front of the work implement and is synthesized with the vehicle model and the surroundings composite image;
• and
• a display that displays a display image including the vehicle model, the surroundings composite image, and the work implement composite image,
• the work implement composite image including a first work implement composite image and a second work implement composite image,
• the second image generation circuit generating the first work implement composite image from the image of the front surface of the work implement captured by the second camera,
• the second image generation circuit generating the second work implement composite image from the image of the ground surface captured by the second camera,
• the first work implement composite image being synthesized with the front surface of the work implement of the vehicle model, and
• the second work implement composite image being synthesized with the ground surface located in front of the work implement of the vehicle model in the surroundings composite image.

A display control device for a work vehicle, the display control device being configured to display a surrounding environment of the work vehicle having a vehicle body and a work implement disposed in front of the vehicle body, the display control device comprising:

• an image acquiring circuit that acquires
• an image of the surroundings of the vehicle body from a first camera mounted on the vehicle body, and
• an image of an area in front of the work implement from a second camera disposed above and further frontward than the work implement, the image captured by the second camera including a front surface of the work implement;
• a first image generation circuit that generates, from the image captured by the first camera, a surroundings composite image which depicts the surroundings of the work vehicle from a bird's-eye view and is synthesized with a vehicle model depicting the work vehicle;
• a second image generation circuit that generates, from the image captured by the second camera, a work implement composite image which depicts an area in front of the work implement and is synthesized with the front surface of the work implement of the vehicle model and the surroundings composite image;
• and
• a display that displays a display image that includes the vehicle model, the surroundings composite image, and the work implement composite image.

A work vehicle comprising:

• a vehicle body;
• a work implement disposed in front of the vehicle body;
• a first camera mounted on the vehicle body and capturing an image of the surroundings of the work vehicle;
• and
• a second camera disposed above the work implement and capturing an image of an area in front of the work implement,
• the first camera being disposed so that an image capturing direction faces outward with respect to the vehicle body;
• the second camera being disposed so that an image capturing direction faces inward with respect to the vehicle body.

A display control method for a work vehicle, the display control method being useable to display a surrounding environment of the work vehicle having a vehicle body and a work implement disposed in front of the vehicle body, the display control method comprising:

• acquiring an image of the surroundings of the vehicle body from a first camera mounted on the vehicle body;
• acquiring an image of an area in front of the work implement from a second camera disposed above and further frontward than the work implement, the image captured by the second camera including a front surface of the work implement;
• generating, from the image acquired from the first camera, a surroundings composite image which depicts the surroundings of the work vehicle from a bird's-eye view and is synthesized with a vehicle model depicting the work vehicle;
• generating, from the image acquired from the second camera, a work implement composite image which depicts an area in front of the work implement and is synthesized with the front surface of the work implement of the vehicle model and the surroundings composite image;
• and
• displaying a display image that includes the vehicle model, the surroundings composite image, and the work implement composite image.

A display control device for a work vehicle, the display control device being configured to display a surrounding environment of the work vehicle having a vehicle body and a work implement disposed in front of the vehicle body, the display control device comprising:

• an image acquiring circuit that acquires
• an image of the surroundings of the vehicle body from a first camera mounted on the vehicle body, and
• an image of an area in front of the work implement from a second camera disposed above the work implement, the image captured by the second camera including a frontmost surface of the work implement;
• a first image generation circuit that generates, from the image captured by the first camera, a surroundings composite image which depicts the surroundings of the work vehicle from a bird's-eye view and is synthesized with a vehicle model depicting the work vehicle;
• a second image generation circuit that generates, from the image captured by the second camera, a work implement composite image which depicts an area in front of the work implement and is synthesized with the frontmost surface of the work implement of the vehicle model and the surroundings composite image;
• and
• a display that displays a display image that includes the vehicle model, the surroundings composite image, and the work implement composite image.

A display control method for a work vehicle, the display control method being useable to display a surrounding environment of the work vehicle having a vehicle body and a work implement disposed in front of the vehicle body, the display control method comprising:

• acquiring an image of the surroundings of the vehicle body from a first camera mounted on the vehicle body;
• acquiring an image of an area in front of the work implement from a second camera disposed above the work implement, the image captured by the second camera including a frontmost surface of the work implement;
• generating, from the image acquired from the first camera, a surroundings composite image which depicts the surroundings of the work vehicle from a bird's-eye view and is synthesized with a vehicle model depicting the work vehicle;
• generating, from the image acquired from the second camera, a work implement composite image which depicts an area in front of the work implement and is synthesized with the frontmost surface of the work implement of the vehicle model and the surroundings composite image;
• and
• displaying a display image that includes the vehicle model, the surroundings composite image, and the work implement composite image.

A display control device for a work vehicle, the display control device being configured to display a surrounding environment of the work vehicle having a vehicle body and a work implement disposed in front of the vehicle body, the display control device comprising:

• an image acquiring circuit that acquires
• an image of the surroundings of the vehicle body from a first camera mounted on the vehicle body, and
• an image of an area in front of the work implement from a second camera disposed above the work implement, the image captured by the second camera including a front surface of the work implement and a ground surface located in front of the work implement;
• a first image generation circuit that generates, from the image captured by the first camera, a surroundings composite image which depicts the surroundings of the work vehicle from a bird's-eye view and is synthesized with a vehicle model depicting the work vehicle;
• a second image generation circuit that generates, from the image captured by the second camera, a work implement composite image which depicts an area in front of the work implement and is synthesized with the front surface of the work implement of the vehicle model and the surroundings composite image;
• and
• a display that displays a display image that includes the vehicle model, the surroundings composite image, and the work implement composite image,
• the work implement composite image including a first work implement composite image and a second work implement composite image,
• the second image generation circuit generating the first work implement composite image from the image of the front surface of the work implement captured by the second camera,
• the second image generation circuit generating the second work implement composite image from the image of the ground surface captured by the second camera,
• the first work implement composite image being synthesized with the front surface of the work implement of the vehicle model, and
• the second work implement composite image being synthesized with the ground surface located in front of the work implement of the vehicle model in the surroundings composite image.

A display control method for a work vehicle, the display control method being useable to display a surrounding environment of the work vehicle having a vehicle body and a work implement disposed in front of the vehicle body, the display control method comprising:

• acquiring an image of the surroundings of the vehicle body from a first camera mounted on the vehicle body;
• acquiring an image of an area in front of the work implement from a second camera disposed above the work implement, the image captured by the second camera including a front surface of the work implement and a ground surface located in front of the work implement;
• generating, from the image acquired from the first camera, a surroundings composite image which depicts the surroundings of the work vehicle from a bird's-eye view and is synthesized with a vehicle model depicting the work vehicle;
• generating, from the image acquired from the second camera, a work implement composite image which depicts an area in front of the work implement and is synthesized with the front surface of the work implement of the vehicle model and the surroundings composite image;
• and
• displaying a display image that includes the vehicle model, the surroundings composite image, and the work implement composite image,
• the generating of the work implement composite image including generating a first work implement composite image and a second work implement composite image,
• the first work implement composite image being generated from the image of the front surface of the work implement captured by the second camera,
• the second work implement composite image being generated from the image of the ground surface captured by the second camera,
• the first work implement composite image being synthesized with the front surface of the work implement of the vehicle model, and
• the second work implement composite image being synthesized with the ground surface located in front of the work implement of the vehicle model in the surroundings composite image.