JP6960183B2 - Field information display system - Google Patents

Description

The present invention relates to a system that acquires information on a plurality of fields and displays the result on a mobile terminal.

Conventionally, a field observation device that observes environmental information such as temperature, humidity, solar radiation, and water level in each field and crop growth information is installed to measure the field information in real time, and at the same time, each device installed in the field. A field observation robot that controls is known. For example, Patent Document 1 discloses a specific configuration of a field observation device.

In addition, a system has been constructed in which measurement data acquired by a plurality of field observation devices is transmitted to a management server via a network, and the management server collects the measurement data in real time and manages them collectively. Remote monitoring is possible through this network.

Japanese Unexamined Patent Publication No. 2015-220997

For farm managers, not only can they check the field information through a remote monitoring system, but they can also visually check the soil conditions, crop growth conditions, pest outbreaks, etc. by actually visiting the fields. Patrol work is indispensable. During such patrol work, there is a desire to confirm the measured field information on site.

However, when there are multiple fields and the number of field observation devices is installed, even if the individual number of the field observation device and the installation position on the map data are known, the farm manager is in which field. Therefore, it is not easy to determine on-site which field observation device data should be confirmed. In other words, there is a problem that it is difficult to understand which field observation device's measurement data should be confirmed at the site where the farm manager is, and the corresponding relationship is difficult, and the operation at the site when actually visiting the field is troublesome. be.

The present invention is a system for acquiring and displaying information on a plurality of fields, which is installed in each field and includes a detection means for acquiring field information as field information and a transmission means for transmitting the field information. The sensor, the receiving unit that receives the field information transmitted from the field sensor, and the individual information of each of the field sensors are linked to the sensor position information indicating the installation position of each of the field sensors and the field information. A data center including a storage unit that stores the data, a transmission unit that transmits individual information, sensor position information, and field information of the associated field sensor, and a positioning unit that acquires terminal position information indicating the current position of the terminal. , The orientation sensor that detects the orientation of the terminal, the image pickup device, the display device that displays the image taken by the image pickup device, and the individual information, sensor position information, and field information of the field sensor associated with the field sensor. A field sensor including a mobile terminal including a communication device for receiving the above, and included in an image captured by the image pickup device of the mobile terminal, the sensor position information of the field sensor, the terminal position information, and the orientation sensor. It is specified based on the output, and the field information transmitted from the specified field sensor is displayed on the display device. Further, in the system, the display device of the mobile terminal may display the field information superimposed on the captured image. Further, a part of the display device of the mobile terminal may display the current position of the mobile terminal and the positional relationship of each field.

According to the present invention, it is possible to easily confirm the field information to be known by grasping the positional relationship between the current position and the field and specifying the field sensor existing in the direction of displaying on the mobile terminal.

The figure which shows the 1st Embodiment of the field information display system. The figure which shows the field sensor. The figure which shows the data stored in a data center. The figure which shows the mobile terminal. Chart diagram of the field information display system. The figure which shows an example of the target field. The figure which shows an example of the display of the field information. The figure which shows an example of the display of the field information. The figure which shows an example of the display of the field information. The figure which shows an example of the display of the field information. The figure which shows the 2nd Embodiment of the field information display system. Chart diagram of the field information display system. The figure which shows an example of the display of the field information. The figure which shows the 3rd Embodiment of the field information display system. The figure which shows an example of the display of the field information. The figure which shows the 4th Embodiment of the field information display system.

[First Embodiment]
The configuration of the field information display system 1 will be described with reference to FIGS. 1 to 4. First, a schematic configuration of the system will be described with reference to FIG. The field information display system 1 includes a field sensor 10, a data center 20, and a mobile terminal 30.

The field sensor 10 includes a GNSS receiver that acquires position information of the installation position, various measuring instruments that acquire field information such as water level, water temperature, water quality, air temperature, humidity, and sunshine duration of the installed field.
It is equipped with a transmitter that transmits position information and data measured by various measuring instruments. "Position information of installation position" is the value of latitude, longitude, and altitude at which the field sensor 10 is installed, and is GNS.
It is acquired by receiving the signal from the S satellite with the GNSS receiver. The field sensor 10 is provided with a power supply device for operating these devices. As the power supply device, a battery, a secondary battery, a solar cell, or the like is preferable.

The field sensor 10 performs wireless data communication with the data center 20. The field sensor 10
Location information and measurement data are transmitted to the data center 20 using wireless data communication via a network. The data center 20 includes a communication device for transmitting and receiving data by wireless data communication, a storage device for storing received data, and the like. On the data center 20 side, the individual information of the field sensor 10 (information for identifying the field sensor 10 of the transmission source) is stored in association with the position information and the measurement data. Then, the data center 20 functions as a management server that collectively manages the data received from each field sensor 10.

The mobile terminal 30 includes a GNSS receiver that acquires the position information of the terminal, a sensor that detects the posture and orientation of the terminal, an imaging device, a display device, and a communication device that transmits / receives data by wireless data communication. The "terminal position information" is the value of latitude, longitude, and altitude at the current position of the mobile terminal 30, and is acquired by receiving a signal from the GNSS satellite by the GNSS receiver. Further, the "posture of the terminal" indicates the inclination of the terminal in the three-dimensional direction, and the "direction of the terminal" indicates the shooting direction by the imaging device, and the gyro sensor, the geomagnetic sensor, and the like.
Detected by an acceleration sensor or the like. The mobile terminal 30 transmits information regarding the position information and the attitude / orientation of the terminal to the data center 20 by wireless data communication via a network.

As described above, various data are transmitted from the field sensor 10 and the mobile terminal 30 to the data center 20. In the data center 20, the field sensor 10 existing within the photographing range of the imaging device of the mobile terminal 30 is specified based on the position information of the field sensor 10 and the position information and the attitude / orientation information of the mobile terminal 30. Then, the data center 20 is the identified field sensor 10.
The position information regarding the above and the measurement data detected by the field sensor 10 are transmitted to the mobile terminal 30. The mobile terminal 30 displays the field information (measurement data) on the display device according to the position information of the terminal and the position information of the field sensor 10 received from the data center 20.

FIG. 2 shows an example of the field sensor 10. The field sensor 10 is installed in the field by embedding the legs in the field. The field sensor 10 is provided with various measuring devices for acquiring field information. The field sensor 10 includes a water level measuring device 11 for measuring the water level in the field, a water temperature measuring device 12 for measuring the water temperature in the field, a thermometer 13 for measuring the air temperature in the field, a hygrometer 14 for measuring the humidity in the field, and position information. A GNSS receiver 15 for acquisition and a communication device 16 for performing wireless data communication are provided. In this embodiment, the water level, water temperature, air temperature, and humidity of the field are measured, but the content to be measured is measured by appropriately changing the measuring device according to the crop to be grown and the condition, time, etc. of the target field. It is also possible to select. For example, it is possible to provide a sunshine meter to measure the sunshine duration or a water quality meter to measure the water quality according to the crop to be cultivated.

FIG. 3 shows an example of a data group stored in the data center 20. The storage device 21 of the data center 20 contains individual information of the field sensor 10, latitude / longitude of the installation position, and
Position information, which is the altitude value, measurement data acquired by the measuring device (acquisition time, measured value)
Is stored in a form corresponding to each field sensor 10. That is, the storage device 21 stores the measurement data acquired by each field sensor 10 as the acquired time and the measured value.
The measurement data is stored in chronological order. By accumulating measurement data in chronological order in this way, it is possible to use it as data for estimating the growth status of crops.

FIG. 4 shows an example of the mobile terminal 30. The mobile terminal 30 includes a GNSS receiver 31 that acquires the position information of the terminal, a gyro sensor 32 that detects the attitude and orientation of the terminal, an external camera 33 as an imaging device, a display 34 as a display device, and communication for performing wireless data communication. It is equipped with a device 35, and is further equipped with an operation system and application software. In the present embodiment, the application software mounted on the mobile terminal 30 displays the image captured by the external camera 33 on the display 34, and displays desired information superimposed on the image.

Next, an example of displaying field information on the mobile terminal 30 will be described with reference to FIGS. 5 to 7. FIG. 5 is a chart diagram of the field information display system 1. FIG. 6 is a diagram showing an example of a target field. FIG. 7 is a diagram showing an example of field information display.

Data center 20 from each field sensor 10 installed in the 1st to 6th fields
The individual information and the position information of the field sensor 10 are transmitted to the data center 20 and received by the data center 20. Then, the field information measured by each field sensor 10 is transmitted to the data center 20 every predetermined time elapses. The data center 20 stores the individual information of each field sensor 10 in association with the field information. The interval for sending the measurement data from the field sensor 10 to the data center 20 can be appropriately set.

Then, the position information and the attitude / orientation information of the terminal are transmitted from the mobile terminal 30 to the data center 20. The data center 20 specifies the shooting range by the external camera 33 from the position information and the posture / orientation information of the mobile terminal 30. In this shooting range, for example, the position of the mobile terminal 30 is specified by using the position information acquired by the GNSS receiver 31 on the map data stored in advance in the storage device 21, and the external camera is used from the detection result of the gyro sensor 32. It is calculated by specifying the shooting direction of 33 and the three-dimensional inclination of the mobile terminal 30. Next, the data center 20
Identify the field sensor 10 included in the identified imaging range. The individual information (the name of the field to be installed), the position information, and the field information of the field sensor 10 identified in this way are the mobile terminal 30.
Will be sent to.

The mobile terminal 30 receives the field sensor 10 in the image displayed on the display 34.
The individual information and the field information of the above are superimposed on the corresponding field sensor 10 and displayed. Here, "overlapping" means displaying information corresponding to the side of the appearance of the field sensor 10 displayed on the display 34, and displaying the field information on the display 34 as an overlay. Means.

As described above, according to the field information display system 1, the position and posture orientation of the mobile terminal 30 (
That is, the display on the display 34 changes according to the positional relationship between the user's current position and the direction in which the mobile terminal 30 is directed) and each field sensor 10, so that the current position and the positional relationship between the fields can be easily grasped. You can easily check the field information you want to know. In addition, in the on-site patrol work, the user's experience can be compared with accurate measurement data, and the patrol accuracy can be improved.

Further, as shown in FIG. 8, since the data center 20 stores the measurement data acquired by the field sensor 10 along with the acquisition time in chronological order, the data center 20 is operated by the application software side of the mobile terminal 30. Therefore, it is possible to request the past data of the field sensor 10, receive it from the data center 20, and simultaneously display the current measurement data and the past measurement data or the transition status of the past measurement data from the past. In this way, by comparing the measurement data from the past related to the growing situation of the crop with the actual growing situation by visual inspection,
It is possible to improve the convincingness of the field patrol results.

As the display form of the display 34 in the mobile terminal 30, in addition to those shown in FIG. 7, the display methods shown in FIGS. 9 and 10 can be adopted.

In the display method shown in FIG. 9, the individual information and the field information of the field sensor 10 displayed on the display 34 are displayed according to the distance by displaying the ones that are close to the mobile terminal 30 as large and the ones that are far from the mobile terminal 30 as small. The display priority has been changed. In other words, when a plurality of field sensors 10 are included in the photographing range of the external camera 33, the field information of the field sensors 10 having a short distance from the mobile terminal 30 is preferentially displayed. The distance from the mobile terminal 30 is determined based on the position information of the mobile terminal 30 and the position information of each field sensor 10. In this way, the mobile terminal 30
By preferentially displaying the field sensor 10 installed at a position close to the field sensor 10, the correspondence between the field sensor 10 and the field information becomes easier to understand, and it is possible to efficiently perform the patrol work at the site.

In the display method shown in FIGS. 9 and 10, map data showing the positional relationship between the position of the mobile terminal 30 (current position of the user) and each field is displayed on a part of the image displayed on the display 34. Further, by displaying the shooting range of the external camera 33 on the map data, the positional relationship between the current position and the field can be made easier to understand. As the map data, the one stored in the data center 20 may be used, or the application software of the mobile terminal 30 may be used. By displaying the positional relationship between the current position and the field on the display 34 of the mobile terminal 30 in this way, the operability of the mobile terminal 30 can be improved, and the patrol efficiency can be improved.

[Second Embodiment]
The configuration of the field information display system 2 will be described with reference to FIGS. 11 to 13. The field information display system 2 includes a field sensor 10 and a mobile terminal 30. The difference between the field information display system 2 and the field information display system 1 is that the data center 20 as a management server is not included. That is, the field information display system 2 includes the mobile terminal 30 and each field sensor 10.
Independently performs wireless data communication.

Individual information and position information of the field sensor 10 are transmitted from each of the field sensors 10 installed in the first field to the sixth field to the mobile terminal 30, and received by the mobile terminal 30. Next, the mobile terminal 30 confirms its own position information and posture / orientation information, and specifies the shooting range by the external camera 33 from the position information and attitude / orientation information of the mobile terminal 30. Then, the field sensor 10 included in the specified photographing range is specified.

The mobile terminal 30 sends a data transmission request to the specified field sensor 10. The field sensor 10 that has received the data transmission request transmits the field information (measurement data) and the individual information to the mobile terminal 30. The mobile terminal 30 receives the field sensor 1 in the image displayed on the display 34.
The individual information of 0 and the field information are superimposed and displayed on the corresponding field sensor 10.

At this time, it is also possible to display map data showing the positional relationship between the position of the mobile terminal 30 (current position of the user) and each field on a part of the image displayed on the display 34. again,
By superimposing the shooting range of the external camera 33 on the map data and displaying it, the positional relationship between the current position and the field can be made easier to understand. By displaying the positional relationship between the current position and the field on the display 34 of the mobile terminal 30 in this way, the operability of the mobile terminal 30 can be improved, and the patrol efficiency can be improved.

As described above, according to the field information display system 2, the position and posture orientation of the mobile terminal 30 (
That is, the display on the display 34 changes according to the positional relationship between the user's current position and the direction in which the mobile terminal 30 is directed) and each field sensor 10, so that the current position and the positional relationship between the fields can be easily grasped. You can easily check the field information you want to know. In addition, in the on-site patrol work, the user's experience can be compared with accurate measurement data, and the patrol accuracy can be improved.

Further, by configuring the field information display system 1 so as not to perform data communication with the data center 20, wireless data using short-range communication between the field sensor 10 and the mobile terminal 30 without using a network. Communication can be adopted.

Further, in the field information display system 2, the current measurement data and the past measurement data or measurement are accumulated by accumulating the measurement data on the field sensor 10 side or the mobile terminal 30 side, as in the field information display system 1. It is also possible to display the transition status of data from the past at the same time. As a result, by comparing the measurement data from the past related to the growing situation of the crop with the actual growing situation by visual inspection, it is possible to improve the convincingness of the result of the tour of the field.

[Third Embodiment]
The configuration of the field information display system 3 will be described with reference to FIGS. 14 and 15. The field information display system 2 includes a field sensor 10 and a mobile terminal 30. The difference between the field information display system 3 and the field information display system 1 is that the data center 20 as a management server is not included. The difference between the field information display system 3 and the field information display system 2 is
It is a display form by the application software of the mobile terminal 30.

In the field information display system 3, the position information and orientation information of the mobile terminal 30 and the field sensor 10 are used.
Field sensor 10 located within a predetermined range based on the positional relationship guided by the position information of
Is displayed on the display 34. That is, the position information of the field sensor 10 is acquired by the mobile terminal 30, and the field sensor 10 located within the predetermined range is specified based on the positional relationship between the position information and orientation information of the terminal and the position information of the field sensor 10. And the field sensor 1
The field information of 0 is displayed together with the positional relationship with the field sensor 10. Then, similarly, the field information of the received field sensor 10 is superimposed and displayed on the corresponding field sensor 10 in the image displayed on the display 34.

As described above, according to the field information display system 3, the current position and the position of the field are changed by changing the display on the display 34 according to the positional relationship between the orientation and position of the mobile terminal 30 and each field sensor 10. The relationship can be grasped intuitively, and the field information you want to know can be easily confirmed. In addition, in the on-site patrol work, the user's experience can be compared with accurate measurement data, and the patrol accuracy can be improved.

[Fourth Embodiment]
As shown in FIG. 16, in the field information display system 4, one of the field sensors 10 is configured as a management server such as the data center 20 of the field information display system 1. In this way, it is also possible to store measurement data using one of the field sensors 10 as a server.

1: Field information display system, 10: Field sensor, 20: Data center, 30: Mobile terminal, 33: External camera (imaging device), 34: Display (display device)

Claims (3)

A system that acquires and displays information on multiple fields.
A field sensor installed in each field and provided with a detection means for acquiring field information as field information and a transmission means for transmitting the field information.
The receiving unit that receives the field information transmitted from the field sensor and the individual information of each of the field sensors are stored in association with the sensor position information indicating the installation position of each of the field sensors and the field information. A storage unit, a data center including a transmission unit for transmitting individual information, sensor position information, and field information of the associated field sensor, and a data center.
A positioning unit that acquires terminal position information indicating the current position of the terminal, an orientation sensor that detects the orientation of the terminal, an imaging device, a display device that displays images taken by the imaging device, and the string from the field sensor. A mobile terminal equipped with a communication device for receiving individual information, sensor position information, and field information of the attached field sensor, and
The field sensor included in the image captured by the image pickup device of the mobile terminal is specified based on the sensor position information of the field sensor, the terminal position information, and the orientation sensor output, and is specified. A field information display system characterized in that field information transmitted from a field sensor is displayed on the display device. The field information display system according to claim 1, wherein the display device of the mobile terminal superimposes and displays the field information on the captured image. The field information display system according to claim 1 or 2, wherein the current position of the mobile terminal and the positional relationship of each field are displayed on a part of the display device of the mobile terminal.

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