# US 12,000,116 B2 · Work machine display system and work machine display method

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- Number: US 12,000,116 B2
- Document ID: US12000116B2
- Status: Granted
- Kind: B2
- Application number: 17/633,748
- Filed: 2020-09-11
- Published: 2022-10-13
- Granted: 2024-06-04
- Earliest claimed: 2019-09-13
- Assignees: Komatsu Ltd.
- Applicants: Komatsu Ltd.
- Inventors: Shunsuke Sugimura; Takehiro Shibata
- Web page: https://patentgrep.com/patent/US12000116B2

## CPC

- E02F 9/261: {Surveying the work-site to be treated}
- B60R 1/23: with a predetermined field of view
- E02F 9/24: Safety devices {, e.g. for preventing overload (E02F9/226 takes precedence)}
- E02F 9/267: {Diagnosing or detecting failure of vehicles}
- H04N 7/181: {for receiving images from a plurality of remote sources}
- H04N 7/183: {for receiving images from a single remote source}
- B60R 2300/302: combining image information with GPS information or vehicle data, e.g. vehicle speed, gyro, steering angle data
- E02F: DREDGING; SOIL-SHIFTING (winning peat E21C49/00)
- B60R: VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- H04N: PICTORIAL COMMUNICATION, e.g. TELEVISION

## Abstract

A work machine display system includes an image acquisition unit and a display control unit. The image acquisition unit acquires a captured image in which surroundings of a work machine are portrayed. The display control unit generates a display signal in order to display a display image including a peripheral image based on the captured image on a screen of a display unit after transition when the display control unit receives a transition signal for screen transition while the peripheral image is displayed on the display unit.

## Claims

### Claim 1

A work machine display system comprising:
a control device including a processor;
at least one camera arranged to capture a captured image of surroundings of a work machine; and
a display device,
the control device being programmed to
acquire the captured image from the at least one camera,
generate a peripheral image based on the captured image,
cause the display device to display a first display image including the peripheral image, the peripheral image portraying the surroundings of the work machine, and
generate a display signal to cause the display device to display a second display image including the peripheral image and other content in response to receiving a transition signal for screen transition while the first display image is displayed, the transition signal being generated in response to a selection operation performed by a user to display the other content,
the other content including a menu and a position and a size of the peripheral image being constant in both the first display image and the second display image.

### Claim 2 (depends on 1)

The work machine display system according to claim 1, wherein
the control device is configured to display the peripheral image so long as the work machine is in an operating state.

### Claim 3 (depends on 1)

The work machine display system according to claim 1, wherein
the control device is configured to display a third display image that does not include the peripheral image when the work machine is in a non-operating state.

### Claim 4 (depends on 1)

The work machine display system according to claim 1, wherein
the menu is a service menu,
the transition signal is a signal for a transition to a screen that displays the service menu, and
the display signal causes the display device to display the second display image to include the service menu and the peripheral image.

### Claim 5 (depends on 1)

The work machine display system according to claim 1, wherein
the control device is configured to determine that the work machine is in the operating state when an engine of the work machine is running.

### Claim 6 (depends on 1)

The work machine display system according to claim 1, wherein
the control device is configured to determine that the work machine is in the operating state based on a state of an emergency stop switch configured to cause an engine of the work machine to stop.

### Claim 7 (depends on 1)

The work machine display system according to claim 1, wherein
the selection operation is an operation of a function key by the user.

### Claim 8 (depends on 1)

The work machine display system according to claim 1, wherein
the first display image is a default display image that is displayed upon completion of a startup process of the control device.

### Claim 9 (depends on 8)

The work machine display system according to claim 8, wherein
the first display image includes a single camera image displayed in a different portion of the first display image than the peripheral image, and
the second display image does not include the single camera image.

### Claim 10 (depends on 9)

The work machine display system according to claim 9, wherein
the menu includes a plurality of tabs, each of the plurality of tabs including a list of selectable items corresponding to functions of the work machine.

### Claim 11 (depends on 10)

The work machine display system according to claim 10, wherein
at least one of the selectable items is a for adjusting a setting of a component of the work machine.

### Claim 12 (depends on 10)

The work machine display system according to claim 10, wherein
at least one of the selectable items is for displaying vehicle information.

### Claim 13 (depends on 1)

The work machine display system according to claim 1, wherein
the menu includes a plurality of tabs and each of the plurality of tabs includes a list of selectable items corresponding to functions of the work machine.

### Claim 14 (depends on 13)

The work machine display system according to claim 13, wherein
at least one of the selectable items is for adjusting a setting of the work machine.

### Claim 15 (depends on 13)

The work machine display system according to claim 13, wherein
at least one of the selectable items is for displaying vehicle information.

### Claim 16 (depends on 1)

The work machine display system according to claim 1, wherein
the menu is displayed in a different portion of the second display image than the peripheral image.

### Claim 17

A work machine display method of a work machine display system, the method comprising:
acquiring a captured image in which surroundings of a work machine are portrayed;
generating a peripheral image based on the captured image and causing a display device to display a first display image including the peripheral image, the peripheral image portraying the surroundings of the work machine; and
generating a display signal to cause the display device to display a second display image including the peripheral image and other content in response to receiving a transition signal for screen transition while the first display image is displayed, the transition signal being generated in response to a selection operation performed by a user to display the other content,
the other content including a menu and a position and a size of the peripheral image being constant in both the first display image and the second display image.
