JP7389869B2 - Voyage information device, voyage information processing method, and voyage information processing program - Google Patents

Description

The present invention relates to a voyage information device, a voyage information processing method, and a voyage information processing program.

BACKGROUND ART Conventionally, a technology has been developed that transmits a transmitted wave underwater, receives a reflected wave of the transmitted wave, and displays a screen based on the measurement result of the received reflected wave. For example, Japanese Patent Application Laid-Open No. 60-195478 (Patent Document 1) discloses that images of underwater objects obtained by scanning sonar installed on another ship are received by wireless transmission means and displayed on the own ship's CRT display. An underwater object detection and display method is disclosed in which an underwater object image obtained by one's own ship is displayed on a screen in a superimposed manner.

Japanese Patent Application Laid-Open No. 60-195478

As described above, there is a need for technology that can provide more effective display in devices that display results based on measurement results obtained by other ships.

This invention was made in order to solve the above-mentioned problems, and its purpose is to enable more effective display in a device that displays a screen based on measurement results obtained by another ship. An object of the present invention is to provide an information device, a voyage information processing method, and a voyage information processing program.

In order to solve the above problems, a voyage information device according to an aspect of the present invention includes a position information acquisition unit that acquires position information of its own ship, position information of other ships, and transmission waves transmitted by the other ships. an other ship information acquisition unit that acquires first measurement information based on reflected waves from underwater and second measurement information of the other ship that is past the first measurement information; and position information of the own ship, and the other ship. a display signal generating section that generates a display signal of a screen in which the position information, the first measurement information, and the second measurement information are superimposed on a nautical chart.

In this way, by superimposing the position information of both the own ship and other ships on the same nautical chart, it is possible to clearly understand the positional relationship between the own ship and other ships. Further, by superimposing the latest first measurement information and the past second measurement information of other ships on the same chart, it is possible to clearly understand changes in the measurement results of other ships. Therefore, in a device that displays a screen based on measurement results obtained by another ship, more effective display can be performed.

According to the present invention, more effective display can be performed in a device that performs display based on measurement results obtained by other ships.

FIG. 1 is a diagram showing the configuration of a voyage information system according to an embodiment of the present invention. FIG. 2 is a diagram showing an example of a screen displayed by the display signal generation section in the voyage information device according to the embodiment of the present invention. FIG. 3 is a diagram showing an example of a screen displayed by the display signal generation section in the voyage information device according to the embodiment of the present invention. FIG. 4 is a diagram showing an example of a screen displayed by the display signal generation section in the voyage information device according to the embodiment of the present invention. FIG. 5 is a diagram showing an example of a screen displayed by the display signal generation section in the voyage information device according to the embodiment of the present invention. FIG. 6 is a diagram showing an example of a notification screen displayed by the display signal generation section in the voyage information device according to the embodiment of the present invention. FIG. 7 is a diagram showing an example of a notification screen displayed by the display signal generation section in the voyage information device according to the embodiment of the present invention. FIG. 8 is a diagram showing an example of a notification screen displayed by the display signal generation section in the voyage information device according to the embodiment of the present invention. FIG. 9 is a diagram showing an example of a notification screen displayed by the display signal generation section in the voyage information device according to the embodiment of the present invention. FIG. 10 is a diagram showing an example of a notification screen displayed by the display signal generation section in the voyage information device according to the embodiment of the present invention. FIG. 11 is a diagram showing an example of a notification screen displayed by the display signal generation section in the voyage information device according to the embodiment of the present invention. FIG. 12 is a diagram showing an example of a notification screen displayed by the display signal generation section in the voyage information device according to the embodiment of the present invention. FIG. 13 is a diagram showing an example of a notification screen displayed by the display signal generation section in the voyage information device according to the embodiment of the present invention. FIG. 14 is a flowchart showing the flow of voyage information processing by the voyage information device according to the embodiment of the present invention.

Embodiments of the present invention will be described below with reference to the drawings. In addition, the same reference numerals are attached to the same or corresponding parts in the drawings, and the description thereof will not be repeated. Furthermore, at least some of the embodiments described below may be combined arbitrarily.

<Configuration and basic operation>
[overall structure]
FIG. 1 is a diagram showing the configuration of a voyage information system according to an embodiment of the present invention.

Referring to FIG. 1, the voyage information system 201 includes a voyage information device 101 and a consort ship information device 121. The voyage information device 101 is mounted on the main ship 151. Further, the consort ship information device 121 is mounted on the consort ship 152.

(Consort ship information device)
The consort ship information device 121 includes a communication section 20, a plurality of sensors 21, and a detection section 22. In FIG. 1, three sensors 21a, 21b, and 21c are shown as an example.

The sensor 21a detects the position of its own consort ship 152, for example, and outputs position information (other ship information) indicating the detected position to the detection unit 22. The sensor 21b detects, for example, the speed of its own consort ship 152, and outputs speed information (other ship information) indicating the detected ship speed to the detection unit 22.

The sensor 21c, for example, periodically or irregularly acquires environmental information regarding the environment of the area where its own consort ship 152 is located, and outputs the acquired environmental information (other ship information) to the detection unit 22. Specifically, the environmental information indicates at least one of water temperature, tide, wave height, wind speed, tide, salinity, and the like.

The detection unit 22 receives position information output from the sensor 21a, speed information output from the sensor 21b, and environmental information output from the sensor 21c. Further, the detection unit 22 periodically or irregularly transmits a transmission wave into the water, receives a reflected wave of the transmission wave from underwater, and creates and holds measurement information based on the measurement results of the received reflected wave. .

Specifically, the detection unit 22 calculates the signal strength, which is the strength of the reflected wave, based on the measurement result, and calculates, for example, the calculated signal strength, the reception date and time of the reflected wave, the reach R of the transmitted wave, and the transmitted wave. , the tilt angle T, which is the angle between the transmission direction of the transmission wave and the horizontal plane, and the name of its own consort ship 152. Measurement information is created and held. Note that the detection unit 22 may create measurement information indicating the measurement result of the reflected wave itself.

Furthermore, the detection unit 22 detects objects such as schools of fish in the water based on the measurement information and the position information, speed information, and environmental information received from the sensors 21a, 21b, and 21c, respectively. The detection unit 22 also periodically or irregularly creates and maintains consort ship information that associates the latest measurement information, the latest position information, the latest speed information, and the latest environmental information, for example. .

The communication unit 20 transmits, for example, consort ship information held by the detection unit 22 to the voyage information device 101 in accordance with a communication standard such as Wi-Fi (registered trademark), LTE (Long Term Evolution), 3G or 5G.

Note that the consort ship information device 121 may be configured to write the consort ship information in a storage medium such as an FDD (Floppy Disk Drive), a USB (Universal Serial Bus) storage, or an SD memory card instead of transmitting the consort ship information by wireless communication. good. In this case, the consort ship information device 121 does not need to include the communication section 20.

(Nautical information device)
The voyage information device 101 includes a communication section (other ship information acquisition section) 10, a plurality of sensors 11, a detection section 12, and a display signal generation section 13. In FIG. 1, three sensors 11a, 11b, and 11c are shown as an example.

The sensor (position information acquisition unit) 11a detects the position of the ship 151, for example, and outputs position information indicating the detected position to the detection unit 12. The sensor 11b detects the speed of the main ship 151, for example, and outputs speed information indicating the detected speed to the detection unit 12.

The sensor 11c, for example, periodically or irregularly acquires environmental information regarding the environment of the area where the ship 151 is located, and outputs the acquired environmental information to the detection unit 12.

The detection unit 12 receives position information output from the sensor 11a, speed information output from the sensor 11b, and environmental information output from the sensor 11c. Additionally, the detection unit 12 periodically or irregularly transmits transmission waves into the water, receives reflected waves of the transmission waves from underwater, and creates and holds measurement information based on the measurement results of the received reflected waves. .

Specifically, the detection unit 12 calculates the signal strength that is the strength of the reflected wave, and uses, for example, the calculated signal strength, the reception date and time of the reflected wave, the reach R of the transmitted wave, the direction of the transmitted wave, and the transmitted wave. Measurement information indicating at least one of the tilt angle T, which is the angle between the transmission direction and the horizontal plane, and the name of the own ship 151, is created and held.

Furthermore, the detection unit 12 detects objects such as schools of fish in the water based on the measurement information and the position information, speed information, and environmental information received from the sensors 11a, 11b, and 11c, respectively. The detection unit 12 also periodically or irregularly creates and maintains ship information that associates the latest measurement information, the latest position information, the latest speed information, and the latest environmental information, for example. .

The display signal generation unit 13 refers to the ship information held by the detection unit 12 and generates a display signal for a screen in which the current position and measurement information of the ship 151 are superimposed on the nautical chart. Then, the display signal generation unit 13 displays the screen by outputting the generated display signal to a monitor (not shown).

The communication unit 10 receives the consort ship information transmitted from the consort ship information device 121 and outputs the received consort ship information to the display signal generation unit 13. Note that the voyage information device 101 may be configured to read consort ship information from a storage medium in which the consort ship information is written, and hold the read consort ship information. In this case, the voyage information device 101 does not need to include the communication section 10.

The display signal generation unit 13 receives the consort ship information output from the communication unit 10, and displays a screen in which, for example, the current position and measurement information of the consort ship 152 are further superimposed on the nautical chart based on the consort ship information.

Note that the position information and measurement information of the consort ship 152 may be superimposed on the nautical chart before or in parallel with the superposition of the position information and measurement information of the main ship 151 on the nautical chart. good.

Furthermore, the voyage information device 101 does not need to include the detection unit 12 and at least one of the sensors 11a to 11c. In this case, the communication unit (position information acquisition unit) 10 receives at least one of measurement information, position information, speed information, and environmental information from outside the voyage information device 101, and transmits the received information to the display signal. It may be configured to output to the generation unit 13.

Further, the voyage information device 101 may be configured not to acquire speed information. That is, the voyage information device 101 may be configured without the sensor 11b and without receiving speed information from the outside.

Further, the voyage information device 101 may be configured not to acquire environmental information. That is, the voyage information device 101 may be configured without the sensor 11c and without receiving environmental information from the outside.

[Timing for sending consort ship information]
(Example 1)
If at least one of the measurement information, position information, speed information, and environmental information included in the created consort ship information satisfies the transmission conditions, the detection unit 22 in the consort ship information device 121 transmits the consort ship information via the communication unit 20. The information is sent to the voyage information device 101.

For example, the detection unit 22 determines whether the position information satisfies the transmission conditions. More specifically, if the detection unit 22 determines that the current position of its own consort ship 152 is included within a predetermined area based on the position information, it determines that the position information satisfies the transmission conditions, and transmits the position information. The consort ship information including the information is transmitted to the voyage information device 101 via the communication unit 20. The predetermined area is arbitrarily set by the user, for example.

In addition, when the detection unit 22 determines that the track of the consort ship 152 satisfies a predetermined track condition, such as when the own consort ship 152 has sailed in a circle, based on a plurality of pieces of position information, the detection unit 22 detects the It may be determined that the location information satisfies the transmission conditions. In this case, the detection unit 22 transmits, for example, consort ship information including the latest position information among these pieces of position information to the voyage information device 101 via the communication unit 20. The track conditions are arbitrarily set by the user, for example.

The detection unit 22 may also determine whether the position information and measurement information satisfy transmission conditions. More specifically, when the detection unit 22 determines that the current position of its consort ship 152 is included within a predetermined area based on position information, and based on fish school information based on measurement information, If the presence of a target object within the predetermined area is detected, it may be determined that both the position information and the measurement information satisfy the transmission condition. The fish school information indicates, for example, the number of fish and the movement of the fish school. In this case, the detection unit 22 transmits consort ship information including the position information and measurement information to the voyage information device 101 via the communication unit 20.

Further, the detection unit 22 may determine whether the speed information satisfies the transmission condition. More specifically, if the detection unit 22 determines that the speed of its own consort ship 152 is equal to or less than a predetermined value based on the speed information, the detection unit 22 may determine that the speed information satisfies the transmission condition. In this case, the detection unit 22 transmits consort ship information including the speed information to the voyage information device 101 via the communication unit 20. The predetermined value is arbitrarily set by the user, for example.

The detection unit 22 may also determine whether the environmental information satisfies the transmission conditions. More specifically, the detection unit 22 detects at least one of water temperature, tide, wave height, wind speed, tide, salinity concentration, etc. in the area where its own consort ship 152 is located, based on the environmental information. If it is determined that one item satisfies a predetermined condition regarding the environment, it may be determined that the environmental information satisfies the transmission condition. In this case, the detection unit 22 transmits consort ship information including the environmental information to the voyage information device 101 via the communication unit 20. The predetermined condition regarding the environment is, for example, that the water temperature is below a threshold value, and is arbitrarily set by the user.

(Example 2)
The consort ship information device 121 may be configured to transmit consort ship information to the voyage information device 101 when receiving a request to send consort ship information transmitted from the voyage information device 101 .

For example, the communication unit 10 in the voyage information device 101 periodically or irregularly transmits a request for transmission of consort ship information to the consort ship information device 121. When the communication unit 20 in the consort ship information device 121 receives the transmission request sent from the voyage information device 101, it transmits the latest consort ship information held by the detection unit 22 to the voyage information device 101.

Further, the voyage information device 101 may be equipped with an AIS (Automatic Identification System) and may be configured to acquire position information of the consort ship 152 regularly or irregularly. In this case, if the detection unit 12 in the voyage information device 101 determines that the acquired position information of the consort ship 152 satisfies the transmission conditions, the detection unit 12 in the voyage information device 101 transmits a request to send consort ship information to the consort ship information device 121 via the communication unit 10. . The case where the position information of the consort ship 152 satisfies the transmission conditions is, for example, when the current position of the consort ship 152 is included in a predetermined area, or when the wake of the consort ship 152 indicates a circuit.

Note that the communication unit 20 in the consort ship information device 121 transmits the latest consort ship information held by the detection unit 22 to the voyage information device 101 regularly or irregularly, regardless of receiving a transmission request from the voyage information device 101. The configuration may be such that

[Specific example of displayed screen]
(Example 1)
FIG. 2 is a diagram showing an example of a screen displayed by the display signal generation section in the voyage information device according to the embodiment of the present invention. Here, if at least one of the measurement information, position information, speed information, and environment information included in the created consort ship information satisfies the above-mentioned transmission conditions, the consort ship information device 121 transmits the consort ship information to the voyage information device. Assume that the configuration is to transmit to 101.

Referring to FIG. 2, the display signal generation unit 13 refers to the latest ship information held by the detection unit 12 and displays a screen in which an icon Ic1 indicating the current position of the ship 151 is superimposed on the nautical chart. Further, the display signal generation unit 13 displays a screen in which an icon Ic2 indicating the current position of the consort ship 152 is further superimposed on the nautical chart based on the latest consort ship information received from the communication unit 10.

Further, the display signal generation unit 13 generates a plurality of icons Ic3, Ic4, Ic5, .・Display a screen that further superimposes on the nautical chart.

Specifically, the display signal generation unit 13 displays the icon Ic3 based on the position information acquired one time before the latest position information, and displays the icon Ic3 based on the position information acquired two times before the latest position information. The icon Ic4 is displayed, and the icon Ic5 is displayed based on the positional information acquired three times before the latest positional information.

At this time, the display signal generation unit 13 generates, for example, an icon Ic1 indicating the current position of the main ship 151, an icon Ic2 indicating the current position of the consort ship 152, icons Ic3, Ic4, Ic5, and ... are displayed in different ways. Specifically, the display signal generation unit 13 displays the icon Ic1 as a white circle, the icon Ic2 as a white triangle, and the icons Ic3, Ic4, Ic5, . . . as gray circles. Display by shape. In FIG. 2, the icons Ic3, Ic4, Ic5, . . . are diagonally hatched.

Hereinafter, each of the icons Ic1, Ic2, Ic3, Ic4, Ic5, . . . will also be referred to as "icon Ic."

In addition, the display signal generation unit 13 places a sonar mark M1 indicating the measurement result of the own ship 151 on the nautical chart based on the measurement information (own ship measurement information) included in the latest ship information held by the detection unit 12. Display an additional superimposed screen. The sonar mark M1 is, for example, a mark that extends from the current position of the main ship 151 along the direction of the transmitted wave from the main ship 151, and is colored according to the signal strength of the reflected wave.

Furthermore, the display signal generation unit 13 changes the display mode of the sonar mark M1 based on the tilt angle T of the transmitted wave from the main ship 151 and the reach distance R of the transmitted wave from the main ship 151. More specifically, the display signal generation unit 13 corrects the length of the sonar mark M1 so that the greater the tilt angle T, the shorter the sonar mark M1 on the chart.

Furthermore, the display signal generation unit 13 displays a screen in which an area mark E2 indicating the current detection range of the consort ship 152 is further superimposed on the chart based on the measurement information included in the latest consort ship information received from the communication unit 10. do.

Furthermore, the display signal generation unit 13 generates area marks E3, E4, E5, .・Display a screen that further superimposes on the nautical chart.

Specifically, the display signal generation unit 13 displays the area mark E3 based on the measurement information (second measurement information) acquired one piece before the latest measurement information (first measurement information), and The icon Ic4 is displayed based on the measurement information acquired two times ago (second measurement information), and the icon Ic5 is displayed based on the measurement information acquired three times before the latest measurement information (second measurement information). indicate. That is, the area marks E3, E4, E5, . . . indicate the detection ranges at the positions indicated by the icons Ic3, Ic4, Ic5, .

At this time, the display signal generation unit 13 displays the area mark E2 indicating the current detection range and the area marks E3, E4, E5, etc. indicating the past detection range of the consort ship 152 in different colors. etc. are displayed in mutually different manners.

Specifically, the display signal generation unit 13 displays the area mark E2 in a faintly blurred red color to the extent that the overlapping portion is transparent, for example. In addition, the display signal generation unit 13 displays, for example, the area marks E3, E4, E5, . Thereby, the user can understand the display of each of the area marks E and the icons Ic even if at least two of them overlap.

Hereinafter, each of the area marks E2, E3, E4, E5, . . . will also be referred to as "area mark E."

Note that the display signal generation unit 13 does not need to display the sonar mark M1.

Further, instead of transmitting consort ship information to the voyage information device 101, the consort ship information device 121 sends a display signal of a screen in which one or more icons Ic and one or more area marks E are superimposed on the nautical chart to the voyage information device. The configuration may be such that the information is transmitted to 101.

(Example 2)
FIG. 3 is a diagram showing an example of a screen displayed by the display signal generation section in the voyage information device according to the embodiment of the present invention. Here, a screen that is displayed when a user performs an operation on the screen shown in FIG. 2 will be described.

Referring to FIGS. 2 and 3, display signal generation unit 13 receives a user's operation on the screen, and displays a screen based on the received operation content. Specifically, while the screen shown in FIG. 2 is displayed, the user moves the pointer P on the screen into the area mark E2 and selects the area mark E2, as shown in FIG. Suppose you did

In this case, the display signal generation unit 13 generates a screen in which detailed information S2 regarding the consort ship 152 is further superimposed on the nautical chart, based on the measurement information and position information included in the latest consort ship information received from the consort ship information device 121, for example. indicate.

The detailed information S2 includes, for example, the name of the consort ship 152, the date and time of reception of the reflected wave by the consort ship 152, the latitude and longitude of the current position of the consort ship 152, the reach R of the transmitted waves from the consort ship 152, and the distance R from the consort ship 152. It shows the tilt angle T of the transmitted wave.

Also, at this time, the display signal generation unit 13 displays a screen in which a sonar mark M2 indicating the measurement result of the consort ship 152 is further superimposed on the chart based on the measurement information included in the latest consort ship information. The sonar mark M2 is, for example, a mark that extends from the current position of the consort ship 152 along the direction of the transmitted wave from the consort ship 152, and is colored according to the signal strength of the reflected wave.

The display signal generation unit 13 increases the size of the area mark E2 of the consort ship 152, that is, the sonar mark M2, based on the tilt angle T of the transmission wave from the consort ship 152 and the reach distance R of the transmission wave from the consort ship 152. Correct the length. More specifically, the display signal generation unit 13 corrects the sonar mark M2 on the chart so that the larger the tilt angle T is, the shorter the sonar mark M2 on the chart becomes.

Note that the display signal generation unit 13 may superimpose the sonar mark M2 on the chart regardless of whether or not the user performs a selection operation on the area mark E2.

Furthermore, while the screen shown in FIG. 2 is being displayed, the user moves the pointer P on the screen into the area mark E5 and selects the area mark E5, as shown in FIG. do.

In this case, the display signal generation unit 13 generates detailed information S5 regarding the consort ship 152 at the position indicated by the icon Ic5 on the nautical chart, based on the measurement information and position information included in the past consort ship information received from the consort ship information device 121, for example. Display a superimposed screen on the screen.

Similar to the detailed information S2, the detailed information S5 includes, for example, the name of the consort ship 152, the date and time of reception of the reflected wave by the consort ship 152, the latitude and longitude of the current position of the consort ship 152, and the reach distance of the transmitted wave from the consort ship 152. R, and the tilt angle T of the transmitted wave from the consort ship 152.

Further, the detailed information S5 further indicates a sonar mark M5 indicating the measurement result of the consort ship information device 121 at the position indicated by the icon Ic5, and a Plot button Pt. Like the sonar mark M2, the sonar mark M5 is, for example, a mark that extends along the direction of the transmitted wave from the consort ship 152, and is colored according to the signal strength of the reflected wave.

Further, assume that the user moves the pointer P on the screen and presses the Plot button Pt. In this case, the display signal generation unit 13 displays, for example, a screen in which the sonar mark M5 is further superimposed on the nautical chart.

Note that the display signal generation unit 13 may change the magnification rate of the entire displayed screen, for example, depending on the size of the sonar mark M corresponding to the area mark E selected by the user.

(Example 3)
FIG. 4 is a diagram showing an example of a screen displayed by the display signal generation section in the voyage information device according to the embodiment of the present invention. Here, it is assumed that the consort ship information device 121 is configured to periodically transmit consort ship information to the voyage information device 101.

Referring to FIG. 4, the display signal generation unit 13 displays a screen in which an icon Ic1 indicating the current position of the main ship 151 and an icon Ic2 indicating the current position of the consort ship 152 are superimposed on the nautical chart, similar to the screen shown in FIG. Display.

The display signal generation unit 13 also generates, for example, a sonar mark M1 indicating the latest measurement result of the main vessel 151, a sonar mark M2 indicating the latest measurement result of the consort vessel 152, and an area mark E2 indicating the detection range of the consort vessel 152. Display a screen superimposed on the nautical chart.

Further, the display signal generation unit 13 displays a screen in which the track W of the consort ship 152 is further superimposed on the nautical chart based on the information on the consort ships 152 received from the communication unit 10.

Here, for example, assume that the user performs an operation to move the pointer P on the screen to a point X on the track W. In this case, the display signal generation unit 13 displays a screen in which an icon Ix indicating the position of the consort ship 152 and an area mark Ex indicating the detection range of the consort ship 152 at the position corresponding to point X are superimposed on the nautical chart.

Further, the display signal generation unit 13 further displays an area mark Ex indicating the detection range and detailed information Sx of the consort ship 152 at the position corresponding to the point Display the superimposed screen.

Similar to the detailed information S5 described above, the detailed information Sx includes, for example, the name of the consort ship 152, the date and time of reception of the reflected wave by the consort ship 152 at the position corresponding to point X, the latitude and longitude of the consort ship 152, and the consort ship 152. 152 and the tilt angle T of the transmitted waves from the consort ship 152 are shown.

Further, the detailed information Sx further indicates a sonar mark Mx indicating the measurement result of the consort ship 152 at the position corresponding to the point X, a Plot button Pt, and a Play button Py. Like the sonar marks M1 and M2, the sonar mark Mx is, for example, a mark that extends along the direction of the transmitted wave from the consort ship 152 at the position corresponding to point X, and is colored according to the signal strength of the reflected wave. has been done.

Further, assume that the user moves the pointer P on the screen and presses the Plot button Pt. In this case, the display signal generation unit 13 superimposes the sonar mark Mx on the chart, for example.

Further, assume that the user moves the pointer P on the screen and presses the Play button Py. In this case, the display signal generation unit 13 displays a screen showing the temporal transition of the measurement results of the consort ship 152, for example, based on a plurality of pieces of measurement information included in the plurality of consort ship information received from the consort ship information device 121. .

FIG. 5 is a diagram showing an example of a screen displayed by the display signal generation section in the voyage information device according to the embodiment of the present invention.

Referring to FIG. 5, when the user presses the Play button Py while the screen shown in FIG. do. The display signal generation unit 13 also superimposes the icon Iv indicating the position of the consort ship 152 on the nautical chart, and displays a moving image of the icon Iv moving along the track W from the point X to the icon Ic2 indicating the current position.

Furthermore, the display signal generation unit 13 further superimposes a sonar mark Mv whose direction, length, and color change depending on the position of the icon Iv on the nautical chart.

[Notification processing]
Referring again to FIG. 1, when at least one of the measurement information, position information, speed information, and environmental information satisfies the above-mentioned transmission conditions, the consort ship information device 121 transmits the consort ship information to the voyage information device 101. Assume that the configuration is to send to. In this case, the display signal generation unit 13 in the voyage information device 101 performs a predetermined notification process, for example, when receiving consort ship information transmitted from the consort ship information device 121 via the communication unit 10.

It is also assumed that the consort ship information device 121 is configured to periodically transmit consort ship information to the voyage information device 101. In this case, the display signal generation unit 13 in the voyage information device 101 is notified of at least one of the measurement information, position information, speed information, and environmental information included in the consort ship information transmitted from the consort ship information device 121. If the conditions are met, predetermined notification processing is performed.

For example, if the display signal generation unit 13 determines that the current position of the consort ship 152 is included within a predetermined area based on the position information included in the received consort ship information, the display signal generation unit 13 determines that the position information satisfies the notification condition, Perform predetermined notification processing.

In addition, when the display signal generation unit 13 determines that the track satisfies a predetermined track condition, such as when the consort ship 152 sails in a circular motion based on the position information included in the received consort ship information, the display signal generation unit 13 , it may be determined that the location information satisfies the notification conditions and predetermined notification processing may be performed.

Further, the display signal generation unit 13 determines that the current position of the consort ship 152 is included in a predetermined area based on the position information included in the received consort ship information, and also Suppose that it is determined that a target object exists within the predetermined area based on the fish school information. In this case, the display signal generation unit 13 may determine that both the location information and the measurement information satisfy the notification conditions, and may perform predetermined notification processing.

Further, for example, if the display signal generation unit 13 determines that the speed of the consort ship 152 is below a predetermined value based on the speed information included in the received consort ship information, the display signal generation unit 13 determines that the speed information satisfies the notification condition. , a predetermined notification process may be performed.

Furthermore, the display signal generation unit 13 determines, for example, water temperature, tide, wave height, wind speed, tide, salinity concentration, etc. in the area where the consort ship 152 is located, based on the environmental information included in the received consort ship information. If it is determined that at least one of the environmental information satisfies a predetermined condition regarding the environment, it may be determined that the environmental information satisfies the notification condition, and predetermined notification processing may be performed.

Further, the display signal generation unit 13 determines whether the position of the consort ship 152 is within the past detection range of the main ship 151 based on the position information included in the received consort ship information and one or more pieces of main ship information held by the detection unit 12. Suppose that it is determined that it is included in In this case, the display signal generation unit 13 may determine that the position information satisfies the notification conditions and perform predetermined notification processing.

Further, it is assumed that the display signal generation unit 13 determines that the signal strength indicated by the measurement information included in the received consort ship information is equal to or higher than a predetermined value, for example. In this case, the display signal generation unit 13 may determine that the measurement information satisfies the notification conditions, and may perform predetermined notification processing.

[Specific example of notification processing]
6 to 10 are diagrams showing examples of notification screens displayed by the display signal generation section in the voyage information device according to the embodiment of the present invention.

Referring to FIGS. 6 to 10, for example, as a predetermined notification process, the display signal generation unit 13 displays the area mark E2 indicating the detection range of the consort ship 152 with a thicker outline, as shown in FIG. Displays a screen that emphasizes the detection range.

Furthermore, as a predetermined notification process, the display signal generation unit 13 may display detailed information S2 regarding the consort ship 152 in a pop-up manner, as shown in FIG.

In addition, as shown in FIG. 8, the display signal generation unit 13 places an area mark E2 indicating the current detection range of the consort ship 152 and a sonar mark M2 indicating the measurement result of the consort ship 152 on the chart as a predetermined notification process. It may be displayed in an enlarged manner.

Further, the display signal generation unit 13 may display contour lines H1 and H2 inside the area mark E2, for example, as shown in FIG.

Further, as shown in FIG. 9, in addition to displaying the area mark E2 and the sonar mark M2 in an enlarged manner as a predetermined notification process, the display signal generation unit 13 further displays the contents of the consort ship information received from the consort ship information device 121. At least a portion of the information may be displayed. Specifically, the display signal generation unit 13 displays, for example, the latitude and longitude indicated by the position information, the ship speed indicated by the speed information, and the water temperature indicated by the environmental information.

In addition, as shown in FIG. 10, the display signal generation unit 13 divides the screen on the monitor into two as a predetermined notification process, for example, a screen with icons Ic1 and Ic2 superimposed on the chart, and a screen with area marks E2 and sonar Two screens may be displayed, including the mark M2 and a screen including at least part of the content indicated by the consort ship information.

[Modification 1]
FIG. 11 is a diagram showing an example of a notification screen displayed by the display signal generation section in the voyage information device according to the embodiment of the present invention.

Referring to FIG. 11, the voyage information system 201 may include a plurality of consort ship information devices 121 mounted on a plurality of consort ships 152, respectively.

In this case, the display signal generation unit 13 in the navigation information device 101 displays, for example, a screen on which position information, measurement information based on the latest measurement results, and measurement information based on the past measurement results of each consort ship 152 are superimposed on the nautical chart. Display.

Specifically, it is assumed that the voyage information system 201 includes three consort ship information devices 121A, 121B, and 121C. It is assumed that the consort ship information devices 121A, 121B, and 121C are mounted on consort ships 152A, 152B, and 152C, respectively.

In this case, the display signal generation unit 13 superimposes, for example, an icon Ic2a indicating the current position of the consort ship 152A, an area mark E2a indicating the current detection range, and area marks E3a to E5a indicating the past detection range on the nautical chart. do.

Further, the display signal generation unit 13 further superimposes, for example, an icon Ic2b indicating the current position of the consort ship 152B, an area mark E2b indicating the current detection range, and an area mark E3b indicating the past detection range on the nautical chart.

Further, the display signal generation unit 13 further superimposes, for example, an icon Ic2c indicating the current position of the consort ship 152C, an area mark E2c indicating the current detection range, and an area mark E3c indicating the past detection range on the nautical chart.

Further, the display signal generation unit 13 displays the area marks E2 to E5 in a different manner for each consort ship 152, such as by assigning a different color to each consort ship 152, for example. In FIG. 11, the outlines of the area marks E2a to E5a of the consort ship 152A are shown thicker than the outlines of the area marks E2b and E3b of the consort ship 152B. Further, in FIG. 2, the contours of the area marks E2a to E5a of the consort ship 152A and the contours of the area marks E2b and E3b of the consort ship 152B are shown in solid lines, and the contours of the area marks E2c and E3c of the consort ship 152C are shown in broken lines.

Note that the display signal generation unit 13 generates position information, measurement information based on the latest measurement results, and measurement information based on past measurement results of one or more consort ships 152 selected by the user among the plurality of consort ships 152. It may be configured to display a screen in which information is superimposed on the nautical chart.

[Modification 2]
FIG. 12 is a diagram showing an example of a notification screen displayed by the display signal generation section in the voyage information device according to the embodiment of the present invention.

Referring to FIG. 12, the display signal generation unit 13 changes the display mode of the area mark E according to the elapsed time from the timing included in the period when the consort ship 152 was present at the position corresponding to the area mark E. The configuration may be changed.

Specifically, the display signal generation unit 13 changes the display mode of the outline of the area mark E3a according to the elapsed time from the timing when the position of the consort ship 152A is no longer included in the range indicated by the area mark E3a. Further, the display signal generation unit 13 changes the display mode of the outline of the area mark E4a according to the time elapsed from the timing when the position of the consort ship 152A is no longer included in the range indicated by the area mark E4a. The display signal generation unit 13 changes the display mode of the outline of the area mark E5a according to the elapsed time from the timing when the position of the consort ship 152A is no longer included in the range indicated by the area mark E5a.

In FIG. 12, the display signal generation unit 13 thins the contours of the area marks E3a, E4a, and E5a in this order. Further, the display signal generation unit 13 displays, for example, the outline of the area mark E2a indicating the range including the current position of the consort ship 152A to be thicker than the outlines of the area marks E3a to E5a.

In addition, the display signal generation unit 13 calculates, for example, when the consort ship 152 is present at the position indicated by the icon Ic in the area mark E, instead of the elapsed time from the timing when the consort ship 152 is no longer included in the range indicated by the area mark E. The display mode of the area mark E may be changed depending on the elapsed time from the timing when the area mark E was displayed.

Specifically, the display signal generation unit 13 changes the display mode of the outline of the area mark 3a according to the elapsed time from the timing when the consort ship 152A was present at the position indicated by the icon Ic3a, for example, and changes the display mode of the outline of the area mark 3a. The display mode of the outline of the area mark 4a is changed according to the time elapsed since the time when the consort ship 152A was present at the position shown, and the display mode of the outline of the area mark 4a is changed according to the time elapsed from the time when the consort ship 152A was present at the position indicated by the icon Ic5a. Alternatively, the display mode of the outline of the area mark 5a may be changed.

Further, the display signal generation unit 13 changes the display mode of the area mark E, for example, depending on the environment such as the water temperature at the timing included in the period when the consort ship 152 was present at the position corresponding to the area mark E. It may be a configuration.

Further, the display signal generation unit 13 changes the display mode of the area mark E, for example, according to the track of the consort ship 152 at a timing included in the period when the consort ship 152 was present at the position corresponding to the area mark E. The configuration may be such that

[Modification 3]
FIG. 13 is a diagram showing an example of a notification screen displayed by the display signal generation section in the voyage information device according to the embodiment of the present invention.

Referring to FIG. 13, the display signal generation unit 13 displays the position information of the main ship 151, the position information of the consort ship 152, measurement information based on the latest measurement results of the consort ship 152, and measurement information based on the past measurement results on the nautical chart. The configuration may also be such that a three-dimensional screen superimposed on the screen is displayed.

Specifically, the display signal generation unit 13 superimposes an icon Ic1 indicating the current position of the ship 151 on the nautical chart based on the latest ship information held by the detection unit 12. Further, the display signal generation unit 13 displays, for example, a sonar mark M1 indicating the measurement result of the ship 151 inside the icon Ic1.

The sonar mark M1 is a mark that is three-dimensionally displayed based on the direction and tilt angle T of the transmitted wave from the main ship 151, and is colored according to the signal strength of the reflected wave.

Further, the display signal generation unit 13 further superimposes an icon Ic2 indicating the current position of the consort ship 152 on the chart based on the latest consort ship information received from the communication unit 10. Further, the display signal generation unit 13 displays, for example, a sonar mark M2 indicating the measurement result of the consort ship 152 inside the icon Ic2.

Furthermore, the display signal generation unit 13 further superimposes a plurality of icons Ic3, Ic4, Ic5, . .

In addition, the display signal generation unit 13 generates sonar marks M3, M4, M5, . . is displayed inside the icons Ic3, Ic4, Ic5, . . . .

The sonar marks M3, M4, M5, ... are three-dimensionally displayed marks based on the direction and tilt angle T of the transmitted waves from the consort ship 152 at the positions indicated by the icons Ic3, Ic4, Ic5, ..., respectively. The colors are assigned according to the signal strength of the reflected waves.

In this way, the configuration in which the sonar marks M1 to M5 are displayed three-dimensionally allows the user to more intuitively grasp the measurement information of the main ship 151 and the measurement information of the consort ship 152.

<Flow of operation>
The voyage information device 101 includes a computer including a memory, and an arithmetic processing unit such as a CPU in the computer reads a program including a part or all of each step of the following flowchart from the memory and executes it. The program for the voyage information device 101 can be installed from outside. Further, the program of the voyage information device 101 is distributed while being stored in a recording medium.

FIG. 14 is a flowchart showing the flow of voyage information processing by the voyage information device according to the embodiment of the present invention.

Referring to FIGS. 1 and 14, first, the sensor 11a acquires position information and outputs the acquired position information to the detection unit 12. The sensor 11b acquires speed information and outputs the acquired speed information to the detection unit 12. The sensor 11c acquires environmental information and outputs the acquired environmental information to the detection unit 12 (step S10).

Next, the detection unit 12 periodically or irregularly transmits a transmission wave into the water, receives a reflected wave of the transmission wave from underwater, and holds measurement information based on the measurement result of the received reflected wave. The detection unit 12 also creates and holds ship information including the acquired measurement information, position information received from the sensor 11a, speed information received from the sensor 11b, and environmental information received from the sensor 11c (step S11). .

Next, the communication unit 10 receives the consort ship information transmitted from the consort ship information device 121, and outputs the received consort ship information to the display signal generation unit 13 (step S12).

Note that acquisition of position information, speed information, and environment information (step S10) and creation of ship information (step S11) are performed regularly or irregularly. Further, reception of consort ship information (step S12) is performed regularly or irregularly. The operations in step S10 and step S11 may be performed after the operation in step S12, or may be performed in parallel with the operation in step S12.

Next, the display signal generation unit 13 detects the ship's information based on the ship information held by the detection unit 12, the latest consort ship information received from the communication unit 10, and one or more past consort ship information received from the communication unit 10. 151 and the consort ship 152, as well as the current and past detection ranges of the consort ship 152 are displayed.

For example, as shown in FIG. 2, the display signal generation unit 13 generates an icon Ic1 indicating the current position of the main ship 151, an icon Ic2 indicating the current position of the consort ship 152, an area mark E2 indicating the current detection range of the consort ship 152, and A screen is displayed in which area marks E3, E4, E5, .

Next, the display signal generation unit 13 accepts a selection operation by the user. Here, it is assumed that the user performs an operation to select any one of the area marks E2, E3, E4, E5, . . . (step S14).

Next, the display signal generation unit 13 displays the sonar mark M indicating the measurement result and the detailed information S of the consort ship 152 at the position corresponding to the area mark E selected by the user on the nautical chart based on the user's operation details. A screen further superimposed on the screen is displayed (step S15).

By the way, there is a need for technology that can provide more effective display in devices that display results based on measurement results obtained by other ships.

In contrast, in the voyage information device 101 according to the embodiment of the present invention, the sensor 11a acquires position information of the main ship 151, which is the own ship. The communication unit 10 includes position information of a consort ship 152 that is another ship, first measurement information of reflected waves from underwater of transmission waves transmitted by the consort ship 152, and second measurement information of the consort ship 152 that is past the first measurement information. Get measurement information. The display signal generation unit 13 generates a display signal for a screen in which the position information of the main ship 151, the position information of the consort ship 152, the first measurement information, and the second measurement information are superimposed on the nautical chart.

In this way, by superimposing the position information of both the main ship 151 and the consort ship 152 on the same nautical chart, the positional relationship between the main ship 151 and the consort ship 152 can be clearly understood. Further, by superimposing the latest first measurement information and past second measurement information of the consort ship 152 on the same chart, changes in the measurement results of the consort ship 152 can be clearly understood.

Therefore, the voyage information device 101 according to the embodiment of the present invention can perform more effective display.

Further, in the voyage information device 101 according to the embodiment of the present invention, the display signal generation unit 13 displays the latest own ship measurement information based on the waves reflected from the water of the transmission waves transmitted by the main ship 151 on the nautical chart. Furthermore, a display signal for the superimposed screen is generated.

With such a configuration, the measurement results of the main ship 151 and the measurement results of the consort ship 152 can be grasped on the same nautical chart and compared.

Further, in the voyage information device 101 according to the embodiment of the present invention, the display signal generation unit 13 generates a display signal for a screen showing the temporal transition of the measurement information of the consort ship 152.

With such a configuration, it is possible to easily understand the temporal changes in the measurement results of the consort ship 152 on the same nautical chart.

Further, in the voyage information device 101 according to the embodiment of the present invention, the display signal generation unit 13 generates a display signal of a screen in which sonar marks M corresponding to the detection range of the consort ship 152 are further superimposed on the nautical chart.

With such a configuration, the detection range of the consort ship 152 can be easily grasped on the same nautical chart.

Further, in the voyage information device 101 according to the embodiment of the present invention, the display signal generation unit 13 calculates the tilt angle T, which is the angle between the transmission direction of the transmission wave transmitted from the consort ship 152 and the horizontal plane, and The display mode of the sonar mark M is changed based on the reach distance R of the transmission wave transmitted from the sonar mark M.

With such a configuration, the detection range of the consort ship 152 can be grasped more accurately.

Further, in the voyage information device 101 according to the embodiment of the present invention, the display signal generation unit 13 includes position information and first measurement information of each of the one or more consort ships 152 selected from among the plurality of consort ships 152. Generates a screen display signal that is superimposed on the nautical chart.

With such a configuration, it is possible to grasp the position information and first measurement information of each of the plurality of consort ships 152 on the same chart, and by selectively displaying the information of the consort ships 152, the screen It is possible to prevent the complexity of

In the voyage information device 101 according to the embodiment of the present invention, the communication unit 10 also provides other ship information, such as position information, regarding the consort ship 152, which is at least one of position information, speed information, and environment information. , obtain more speed information and environmental information. The display signal generation unit 13 performs a predetermined notification process when the other ship information satisfies a predetermined condition.

With such a configuration, for example, if it can be determined that the consort ship 152 is fishing based on the speed of the consort ship 152, or if the water temperature in the area where the consort ship 152 is located is a water temperature where a desired type of fish school can easily inhabit, In such cases, it is possible to notify in real time that the current position of the consort ship 152 is suitable for fishing.

Furthermore, in the voyage information device 101 according to the embodiment of the present invention, the display signal generation unit 13 performs a predetermined notification process when the fishing school information based on the first measurement information satisfies a predetermined condition.

With such a configuration, the current position of the consort ship 152 is determined when the fishing vessel 152 is detected, for example, when the signal strength of the reflected wave is greater than or equal to a predetermined value, when the number of fish is greater than or equal to a predetermined value, or when the movement of a school of fish satisfies a predetermined condition. It is possible to notify in real time that the situation is appropriate.

Furthermore, in the voyage information device 101 according to the embodiment of the present invention, the display signal generation unit 13 performs a predetermined notification process when the track of the consort ship 152 based on the position information of the consort ship 152 satisfies a predetermined condition.

With such a configuration, it is possible to notify in real time that the current position of the consort ship 152 is suitable for fishing, for example, when the wake of the consort ship 152 indicates a round trip.

Further, in the voyage information device 101 according to the embodiment of the present invention, the display signal generation unit 13 displays a screen in which the display mode of the outline of the area mark E is changed as a predetermined notification process.

With such a configuration, for example, it is possible to visually and easily understand that at least one of the measurement information, position information, speed information, and environment information included in the consort ship information satisfies a predetermined condition.

Further, in the voyage information device 101 according to the embodiment of the present invention, the display signal generation unit 13 generates a display signal of a screen in which a plurality of area marks E corresponding to the detection ranges of the plurality of consort ships 152 are further superimposed on the nautical chart. generate. Further, the display signal generation unit 13 changes the display mode of each area mark E for each consort ship 152.

With such a configuration, the detection range of each of the plurality of consort ships 152 can be easily grasped.

Furthermore, in the voyage information device 101 according to the embodiment of the present invention, the display signal generation unit 13 generates a signal according to the elapsed time from the timing included in the period in which the consort ship 152 was present at the position corresponding to the area mark E. , changes the display mode of the area mark E.

With this configuration, it is possible to easily understand how far past the area mark E displayed on the nautical chart indicates the detection range.

Further, in the voyage information processing method according to the embodiment of the present invention, first, the sensor 11a acquires position information of the main ship 151. Next, the communication unit 10 receives the position information of the consort ship 152, first measurement information based on the reflected waves from underwater of the transmission waves transmitted by the consort ship 152, and second measurement information of the consort ship 152 that is past the first measurement information. Get measurement information. Next, the display signal generation unit 13 generates a screen display signal in which the position information of the main ship 151, the position information of the consort ship 152, the first measurement information, and the second measurement information are superimposed on the nautical chart.

In this way, by superimposing the position information of both the main ship 151 and the consort ship 152 on the same nautical chart, the positional relationship between the main ship 151 and the consort ship 152 can be clearly understood. Further, by superimposing the latest first measurement information and past second measurement information of the consort ship 152 on the same chart, changes in the measurement results of the consort ship 152 can be clearly understood.

Therefore, in the voyage information processing method according to the embodiment of the present invention, more effective display can be performed.

The above embodiments should be considered to be illustrative in all respects and not restrictive. The scope of the present invention is indicated by the claims rather than the above description, and it is intended that all changes within the meaning and range equivalent to the claims are included.

10 Communication Department (Other ship information acquisition department)
11a Sensor (location information acquisition unit)
11b, 11c sensor 12, 22 detection section 13 display signal generation section 20 communication section 21a, 21b, 21c sensor 101 voyage information device 121 consort ship information device 151 main ship 152 consort ship 201 voyage information system

(term)
Not necessarily all objects or advantages may be achieved in accordance with any particular embodiment described herein. Thus, for example, one skilled in the art will appreciate that a particular embodiment may be used as taught herein without necessarily achieving other objects or advantages as taught or suggested herein. It will be appreciated that the invention may be configured to operate to achieve or optimize one or more advantages.

All processes described herein may be implemented by software code modules executed by a computing system including one or more computers or processors and may be fully automated. Code modules may be stored on any type of non-transitory computer-readable medium or other computer storage device. Some or all of the methods may be implemented in dedicated computer hardware.

It will be apparent from this disclosure that there are many other variations beyond those described herein. For example, depending on the embodiment, certain operations, events, or functions of any of the algorithms described herein may be performed in different sequences and may be added, merged, or excluded entirely. (e.g. not all actions or events described are necessary for the execution of the algorithm). Additionally, in certain embodiments, operations or events may be performed in parallel rather than serially, for example, through multi-threaded processing, interrupt processing, or multiple processors or processor cores, or on other parallel architectures. I can do it. Additionally, different tasks or processes may also be performed by different machines and/or computing systems that may function together.

The various example logical blocks and modules described in connection with the embodiments disclosed herein may be implemented or executed by a machine such as a processor. The processor may be a microprocessor, but in the alternative, the processor may be a controller, microcontroller, or state machine, or a combination thereof. A processor may include electrical circuitry configured to process computer-executable instructions. In another embodiment, the processor includes an application specific integrated circuit (ASIC), field programmable gate array (FPGA), or other programmable device that performs logical operations without processing computer-executable instructions. A processor may also refer to a combination of computing devices, such as a combination of a digital signal processor and a microprocessor, multiple microprocessors, one or more microprocessors in combination with a DSP core, or any other combination thereof. It can be implemented as a configuration like this. Although described herein primarily in terms of digital technology, processors may also include primarily analog components. For example, some or all of the signal processing algorithms described herein can be implemented with analog circuits or mixed analog and digital circuits. A computing environment includes any type of computer system including, but not limited to, a computer system based on a microprocessor, mainframe computer, digital signal processor, portable computing device, device controller, or computational engine within an apparatus. be able to.

Unless explicitly stated otherwise, conditional language such as "could," "could," "would," or "might" means that a particular embodiment includes a particular feature, element, and/or step; Embodiments are understood within the context commonly used to convey that they do not include. Thus, such conditional language generally states that the features, elements, and/or steps are in any way required by one or more embodiments, or that one or more embodiments require these features. , are not necessarily meant to include logic for determining whether an element and/or step is included or performed in any particular embodiment.

Disjunctive language such as the phrase "at least one of X, Y, and Z" means that the item, term, etc. Understood in the context in which it is commonly used to indicate that it can be (e.g., X, Y, Z). Thus, such a disjunctive language generally requires that a particular embodiment of each of at least one of X, at least one of Y, or at least one of Z be present. does not mean.

Any process description, element or block in the flow diagrams described herein and/or illustrated in the accompanying drawings may represent one or more executable instructions for implementing a particular logical function or element in the process. should be understood as representing a module, segment, or part of code, potentially including. Alternative embodiments are included within the scope of the embodiments described herein, in which elements or features may be substantially different depending on the functionality involved, as understood by those skilled in the art. may be performed out of order, simultaneously or in reverse order, and with deletions from those shown or described.

Unless explicitly stated otherwise, numerals such as "one" should generally be construed to include one or more of the described items. Thus, phrases such as "a device configured to" are intended to include one or more of the listed devices. One or more such enumerated devices may also be collectively configured to carry out the described recitation. For example, "a processor configured to execute the following A, B, and C" means a first processor configured to execute A and a second processor configured to execute B and C. and a processor. In addition, even if a specific number of enumerations of introduced embodiments are explicitly recited, those skilled in the art will appreciate that such enumeration typically includes at least the recited number (e.g., other modifiers). A mere enumeration of "with two enumerations" without the use of "two enumerations" should normally be interpreted to mean at least two enumerations, or two or more enumerations.

In general, the terms used herein generally include "non-limiting" terms (e.g., the term "including" should be construed as "including, but not limited to," and "..." The term ``having'' should be interpreted as ``having at least...'' and the term ``including'' should be interpreted as ``including, but not limited to.'' A person skilled in the art would judge that it is.

For purposes of explanation, the term "horizontal" as used herein refers to a plane parallel to the plane or surface of the floor of the area in which the described system is used, regardless of its orientation; is defined as the plane in which the method is performed. The term "floor" may be replaced by the term "ground" or "water surface". The term "vertical/vertical" refers to a direction perpendicular/perpendicular to a defined horizontal line. Terms such as "above," "below," "below," "above," "side," "higher," "lower," "above," "over," and "below" are defined with respect to the horizontal plane. ing.

As used herein, the terms "attached," "connected," "paired," and other related terms refer to removable, movable, fixed, adjustable, removable, movable, fixed, adjustable, and/or should be construed to include removable connections or connections. Connections/couplings include direct connections and/or connections with intermediate structures between two described components.

As used herein, unless explicitly stated otherwise, numbers preceded by terms such as "approximately," "about," and "substantially" include the recited number and also include the recited number. Represents an amount that approximates the stated amount that performs a desired function or achieves a desired result. For example, "approximately", "about" and "substantially" refer to a value that is less than 10% of the stated value, unless explicitly stated otherwise. As used herein, features of the embodiments that are preceded by terms such as "approximately," "about," and "substantially" further perform the desired function. or represents a feature with some variation in achieving a desired result for that feature.

Many variations and modifications may be made to the embodiments described above, and these elements should be understood as being among other acceptable examples. All such modifications and variations are intended to be included within the scope of this disclosure and are protected by the following claims.

Claims (7)

A navigation information device,
The voyage information device is capable of receiving information on a plurality of consort ships respectively acquired by a plurality of consort ships in accordance with Wi-Fi (registered trademark), LTE (Long Term Evolution), 3G or 5G communication standards,
The consort ship transmits the consort ship information including position information indicating the position of the consort ship and fish school information indicating the detection result of a school of fish in the water,
The voyage information device includes a processor and a monitor,
The processor receives the plurality of consort ship information transmitted from the plurality of consort ships via wireless communication ,
The processor is configured to display on the monitor the position of at least one of the plurality of consort ships, or the location of at least one of the plurality of consort ships, based on the received information on the plurality of consort ships. Performs processing to display first information indicating the detection range of fish schools by consort ships ;
The processor receives from a user an operation for specifying the first information to be displayed on the monitor, and displays second information including the detection results of the school of fish in the consort vessel corresponding to the specified first information on the monitor. A voyage information device that performs display processing. The voyage information device according to claim 1, wherein the processor performs a process of displaying the track of the consort ship on the monitor as the first information based on the position information acquired by the consort ship. The processor performs a process of displaying the track of the consort ship on the monitor as the first information based on the position information acquired by the consort ship,
The processor receives an operation from a user to specify a position on the track to be displayed on the monitor, and performs a process of displaying the second information including the detection result at the specified position on the monitor. The voyage information device described in item 1. 2. The processor according to claim 1, wherein when performing the process of displaying the first information on the monitor, the processor performs a process of displaying information identifying the consort ship in a manner different from information identifying other consort ships. The voyage information device according to claim 2. 2. The processor according to claim 1, wherein the processor receives an operation from a user to designate a point on the nautical chart to be displayed on the monitor, and performs a process of displaying the second information including the detection result at the designated point on the monitor. The voyage information device according to 1. A voyage information processing method in a voyage information device, the method comprising:
The voyage information device is capable of receiving information on a plurality of consort ships respectively acquired by a plurality of consort ships in accordance with Wi-Fi, LTE, 3G or 5G communication standards,
The consort ship transmits the consort ship information including position information indicating the position of the consort ship and fish school information indicating the detection result of a school of fish in the water,
The voyage information processing method includes:
receiving the plurality of consort ship information respectively transmitted from the plurality of consort ships via wireless communication ;
Based on the received information on the plurality of consort ships, a monitor detects the position of at least one of the plurality of consort ships, or the detection of a school of fish by at least one of the plurality of consort ships. Performing processing to display first information indicating the range ,
Processing of receiving an operation from a user to specify the first information to be displayed on the monitor, and displaying second information on the monitor , including the detection results of the school of fish in the consort ship corresponding to the specified first information. A voyage information processing method that performs A voyage information processing program in a voyage information device,
The voyage information device is capable of receiving information on a plurality of consort ships respectively acquired by a plurality of consort ships in accordance with Wi-Fi, LTE, 3G or 5G communication standards,
The consort ship transmits the consort ship information including position information indicating the position of the consort ship and fish school information indicating the detection result of a school of fish in the water,
The voyage information processing program is
a process of receiving the plurality of consort ship information transmitted from each of the plurality of consort ships via wireless communication ;
Based on the received information on the plurality of consort ships, a monitor detects the position of at least one of the plurality of consort ships, or the detection of a school of fish by at least one of the plurality of consort ships. a process of displaying first information indicating a range ;
Processing of receiving an operation from a user to specify the first information to be displayed on the monitor, and displaying second information on the monitor , including the detection results of the school of fish in the consort ship corresponding to the specified first information. A voyage information processing program that causes a computer to execute the following.

Images