Kubota Corporation

Kubota Corporatin

Yasuhisa Uoya

Hiroyuki Araki

Keisuke Miura

Megumi Suzukawa

Atsushi Shinkai

Yushi Matsuzaki

Kazuo Sakaguchi

Takafumi Morishita

Isao Tanaka

Susumu Umemoto

Kenji Tamatani

Yoshitomo Fujimoto

Izuru Shimamoto

Yoshito Hayakawa

Kenichi Iwami

Kotaro Yamaguchi

Hiroki Suga

Fumio Takada

Ryuji Hashizume

Yuto Kamiya

Megumi Suzugawa

A travel route generation device for a field work vehicle includes a memory and circuitry. The circuitry is configured to generate, based on field data stored in the memory, a travel route. The circuitry is configured to determine a getting-off point in the travel route at which a driver gets off the field work vehicle. The circuitry is configured to determine a getting-on point in the travel route at which the driver gets on the field work vehicle. The circuitry is configured to define a first partial route in the travel route between the entrance and the getting-off point and a second partial travel route in the travel route between the getting-on point and the entrance as a manual travel route. The circuitry is configured to define a third partial travel route in the travel route between the getting-off point and the getting-on point as an automatic travel route.

Travel route generation device and method for generating travel route for field work vehicle

A travel route generation device includes circuitry configured to calculate positions of a starting point, an end point, and intermediate points from a start vehicle position, an end vehicle position, and intermediate vehicle positions, respectively, based on a distance from a contour point to a reference point. The circuitry is configured to define the shape of the target work region by calculating a line connecting the starting point, the intermediate points, and the end point, the line defining the shape of the target work region. The circuitry is configured to generate a travel route along which the work vehicle is to travel in the target work region.

Travel route generation device and travel route generation method

A grass management system includes a first moisture-obtaining device to obtain a first moisture value of grass in a mowing operation performed by a mower, a position-detecting device to detect a mowing position of the mower, and a creation supporting circuit to support creation of an operation plan for a working machine based on the first moisture value and the mowing position, the working machine being configured to perform an operation relating to the grass already mowed. The grass management system includes a moisture map creating circuit to create a moisture map of an agricultural field based on the first moisture value and the mowing position. The creation supporting circuit is configured to display the moisture map that is created by the moisture map creating circuit in creating the operation plan.

Grass management system

A wireless management system for work vehicles includes a first communication device and a second communication device. The first communication device is configured to perform wireless communication in frequency bands to control the work vehicles. The second communication device is configured to perform the wireless communication with the first communication device. The first communication device and the second communication device are configured to select a frequency band from the frequency bands based on wireless transmission data in order to perform the wireless communication for the wireless transmission data in the frequency band.

Wireless management system for work vehicles and method for managing work vehicles in wireless management system

In addition to improving security of data communication between a control device and a mobile terminal, to make it possible to easily make the data communication. A working machine of the present invention is provided with a control device that can make wireless communication with a mobile terminalstoring a mobile-use ID code and stores a working machine-use ID code, wherein the control device is provided with: ID code checking meansadapted to check the mobile-use ID code obtained by ID code obtaining meansand the working machine-use ID code with each other; data communication meansadapted, in the case where as a result of the checking by the checking means, matching between the ID codes is established, to allow data communication between the mobile terminaland the control device, and in the case where the matching is not established, not to allow the data communication; and ID code registration means adapted to register the working machine-use ID code in the mobile terminalas the mobile-use ID code.

Working machine and setting change system for working machine

A travel support system for a work vehicle including a vehicle body and a work device provided on the vehicle body includes a first calculator to calculate a vehicle body occupied area including the vehicle body in a plan view. A second calculator is to calculate a work device occupied area including the work device in the plan view. A third calculator is to calculate a work vehicle occupied area including the work vehicle in the plan view, the work vehicle occupied area including the vehicle body occupied area and the work device occupied area. A position calculator is to calculate a position of the work vehicle in a work field based on positioning data. A controller is to control the work vehicle to move in the work field based on the position of the work vehicle and the work vehicle occupied area.

Travel support system, travel support method, and work vehicle

Data on agricultural machines can be outputted to mobile terminals easily and properly. A data collection device is provided separately from a control device that controls the operation of an agricultural machine and is connected to a vehicle communication network installed in the agricultural machine, and is removably connected to the vehicle communication network. The data collection device includes a data collection unit for collecting agricultural machine data outputted to the vehicle communication network, an authorization determination unit for implementing authentication with a mobile terminal to determine whether or not the collected data is transmitted to the mobile terminal by wireless communication, and a data communication unit for transmitting data to the mobile terminal by wireless communication when the authorization determination unit authorizes data transmission.

Data communication system for agricultural machine

A work vehicle cooperation system includes: a master traveling track calculation unit that calculates a traveling track of a master work vehicle (P) based on a detection position at which the master work vehicle (P) was detected; a slave traveling target calculation unit that calculates a target traveling position of the slave work vehicle (C) based on the traveling track of the master work vehicle (P); a master parameter generation unit that generates a master work/driving parameter relating to work/driving executed by the master work vehicle (P), the master work/driving parameter being linked with the detection position; a slave parameter generation unit that generates a slave work/driving parameter for the slave work vehicle (C) based on the master work/driving parameter, the slave work/driving parameter being linked with the target traveling position for the slave work vehicle (C); and a navigation control unit that navigates the slave work vehicle in an unmanned manner based on a detection position of the slave work vehicle (C), the target traveling position, and the slave work/driving parameter.

Work vehicle cooperation system

A work vehicle coordinating system includes a main vehicle position detection module for detecting a position of a main work vehicle, a sub vehicle position detection module for detecting a position of a sub work vehicle, a central work land path calculation section for calculating a central work land traveling path to be used by the sub work vehicle in an unmanned steered work traveling in a central work land, a first steering control section for unmanned-steering the sub work vehicle ahead of the main work vehicle based on the position of the sub work vehicle detected by the sub vehicle position detection module and the central work land traveling path, a headland path calculation section for calculating a headland traveling path, and a second steering control section for unmanned-steering the sub work vehicle to follow the main work vehicle.

Work vehicle coordinating system

A work vehicle cooperation system includes: a master traveling tack calculation unit that calculates a traveling track of a master work vehicle (P) based on its position; a loop traveling detection unit that detects loop traveling in a loop work area (B); a redirection traveling target calculation unit that calculates a redirection traveling start point and a redirection traveling end point (Pc) of a slave work vehicle (C) based on a redirection traveling track including a redirection traveling start point (Pp) and a redirection traveling end point of redirection traveling of the master work vehicle (P); and a loop work traveling target calculation unit that calculates a target traveling position in loop work traveling of the slave work vehicle (C) for the redirection traveling end point (Pc) to a next redirection traveling start point (Pc).

A management server includes a user management database in which mobile terminal identification information on the mobile terminal and working machine identification information on a sold working machine are registered in association with each other, a user registration determination unit adapted to determine whether or not the mobile terminal and the working machine are registered in association with each other on the basis of the mobile terminal identification information and the working machine identification information outputted from the mobile terminal and the mobile terminal identification information and the working machine identification information stored in the user management database, and an authorization information output unit adapted to output an authorization key necessary for wireless communication between the mobile terminal and the working machine in the case where the user registration determination unit determines that the mobile terminal and the working machine are registered in association with each other.

Data communication system for working machine

Disclosed is a work vehicle coordinating system configured to carry out a ground work by a main work vehicle and an un-manned controlled sub work vehicle that follows up the main work vehicle. This system includes a main-vehicle position detection module, a sub-vehicle position detection module, a main-vehicle traveling path calculation section, a turning detection unit, a work traveling target calculation section, a turn traveling target calculation section, and a steering control section.

A working machine is provided with a control device that can make wireless communication with a mobile terminal storing a mobile-use ID code and stores a working machine-use ID code, wherein the control device is provided with: ID code checking means adapted to check the mobile-use ID code obtained by ID code obtaining means and the working machine-use ID code with each other; data communication means adapted, in the case where as a result of the checking by the checking means, matching between the ID codes is established, to allow data communication between the mobile terminal and the control device, and in the case where the matching is not established, not to allow the data communication; and ID code registration means adapted to register the working machine-use ID code in the mobile terminal as the mobile-use ID code.

Growing community of inventors

Sakai, Japan

Yasuhisa Uoya