WO2016042932A1 - 自船周囲情報表示装置及び自船周囲情報表示方法 - Google Patents
自船周囲情報表示装置及び自船周囲情報表示方法 Download PDFInfo
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- WO2016042932A1 WO2016042932A1 PCT/JP2015/072026 JP2015072026W WO2016042932A1 WO 2016042932 A1 WO2016042932 A1 WO 2016042932A1 JP 2015072026 W JP2015072026 W JP 2015072026W WO 2016042932 A1 WO2016042932 A1 WO 2016042932A1
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- ship
- destination
- information
- route
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/20—Instruments for performing navigational calculations
- G01C21/203—Specially adapted for sailing ships
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B49/00—Arrangements of nautical instruments or navigational aids
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/20—Instruments for performing navigational calculations
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/88—Radar or analogous systems specially adapted for specific applications
- G01S13/93—Radar or analogous systems specially adapted for specific applications for anti-collision purposes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/88—Radar or analogous systems specially adapted for specific applications
- G01S13/93—Radar or analogous systems specially adapted for specific applications for anti-collision purposes
- G01S13/937—Radar or analogous systems specially adapted for specific applications for anti-collision purposes of marine craft
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/04—Display arrangements
- G01S7/06—Cathode-ray tube displays or other two dimensional or three-dimensional displays
- G01S7/10—Providing two-dimensional and co-ordinated display of distance and direction
- G01S7/12—Plan-position indicators, i.e. P.P.I.
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/04—Display arrangements
- G01S7/06—Cathode-ray tube displays or other two dimensional or three-dimensional displays
- G01S7/22—Producing cursor lines and indicia by electronic means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/04—Display arrangements
- G01S7/06—Cathode-ray tube displays or other two dimensional or three-dimensional displays
- G01S7/24—Cathode-ray tube displays or other two dimensional or three-dimensional displays the display being orientated or displaced in accordance with movement of object carrying the transmitting and receiving apparatus, e.g. true-motion radar
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G3/00—Traffic control systems for marine craft
- G08G3/02—Anti-collision systems
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0481—Interaction techniques based on graphical user interfaces [GUI] based on specific properties of the displayed interaction object or a metaphor-based environment, e.g. interaction with desktop elements like windows or icons, or assisted by a cursor's changing behaviour or appearance
- G06F3/04812—Interaction techniques based on cursor appearance or behaviour, e.g. being affected by the presence of displayed objects
Definitions
- the present invention mainly relates to a ship surrounding information display device capable of displaying an image showing a situation around the ship.
- AIS Automatic Identification System: automatic ship identification system
- AIS transceiver AIS transceiver
- This device is used to display the ship's position information and navigation information, etc. Wireless transmission to the surroundings using a frequency in the VHF band at a predetermined cycle corresponding to movement, etc.).
- the AIS information is received by a surrounding ship or a land station, and information such as the ship position and ship speed can be acquired.
- Patent Document 1 is a display device connected to an AIS transponder (AIS transmission / reception dredge device), and provides a user with easily understandable information related to other ships of interest among other ship information obtained from AIS. Disclosure.
- the display device of Patent Document 1 takes out information on other ships that should be noted, such as consort ships, by comparing with registered information and collating with designated areas, etc., and using a dredging image based on the extracted information in combination with graphics and the like. However, it is configured to be displayed in an easy-to-understand manner on the display screen.
- the AIS information includes destination information indicating which destination the ship is navigating. This is important information for the ship operator to decide which direction the other ship will take in the future, and for the ship to navigate safely. For this reason, in July 2010, entry of destination information in AIS has become mandatory in the sea areas where the Port Regulations Act and the Maritime Traffic Safety Act are applicable.
- a code determined according to the destination is often used.
- this code for example, a code determined by the United Nations according to the destination port (commonly called the UN LO code) is used.
- the display device of Patent Document 1 has a function of displaying a code indicating a destination on a window.
- the code indicating the destination is determined as a short character string of, for example, about three characters, it is difficult for the user to understand the destination only by reading the displayed code.
- the AIS destination information is converted from a code to a place name and displayed, it will be easier to understand the destination to some extent. However, even if it is converted to a place name, it does not go out of the text information area, so it may be difficult to understand the destination intuitively only by reading it. In particular, when other ships use a place that is unfamiliar or unfamiliar as a destination, it is very inconvenient because it is necessary to check the place from the place name.
- the present invention has been made in view of the above circumstances, and the purpose of the present invention is to display the position of the destination of the other ship intuitively and easily based on the destination information obtained from the other ship. It is to provide a ship surrounding information display device.
- a ship surrounding information display device having the following configuration. That is, the own ship surrounding information display device includes a display unit, a receiving unit, and a processing unit.
- the display unit displays the positional relationship between the ship and the other ship.
- the receiving unit receives destination information which is information on a destination of another ship.
- the processing unit obtains the longitude and latitude of the destination based on the destination information box of the other ship, and at least one of the position of the destination of the other ship and the direction of the destination based on the other ship Is displayed on the display unit by graphics.
- the destination of the other ship is displayed on the display unit so that the positional relationship with the ship and the other ship can be understood intuitively, so that the user can specifically predict the future route of the other ship. Becomes easier.
- the user does not have to check the position from the destination information, so important information for safe navigation of the ship It can be obtained easily and accurately.
- the above-mentioned ship surrounding information display device has the following configuration. That is, the destination information of the other ship is information indicating a destination name.
- the processing unit uses the information stored in the destination position storage unit that stores the information indicating the dredging destination name and the position information of the destination in association with each other, to determine the longitude and latitude of the destination of the other ship. get.
- the above-mentioned own ship surrounding information display device preferably has the following configuration. That is, the destination information of the other ship is a destination code indicating a destination code.
- the destination location storage unit stores the destination code and destination location information in association with each other.
- the processing unit simultaneously displays at least one of a destination of another ship and a direction of the destination based on the other ship for a plurality of other ships. It is preferable.
- a target for displaying information on the destination can be selected from a plurality of other ships displayed on the display unit.
- the above-mentioned own ship surrounding information display device preferably has the following configuration. That is, the processing unit displays a graphic on the display unit. The position of the figure displayed on the display unit indicates the position of the destination of the other ship.
- the processing unit includes a route prediction unit that creates a predicted route that is a future route dredging of another ship that is predicted based on the position of the destination of the other ship.
- the processing unit causes the display unit to display the predicted route created by the route prediction unit.
- the predicted route is preferably determined as a straight line connecting the current position of the other ship and the destination of the other ship.
- the ship's surrounding information display device may have the following configuration. That is, the route prediction unit uses the route information stored in the route information storage unit that stores the route information that is information on a route that can be used by the ship, from the current position of the other ship to the destination of the other ship. Predict the route.
- the above-mentioned ship surrounding information display device has the following configuration. That is, the route information storage unit stores a route and an information box for the size of a ship capable of navigating the route.
- the route prediction unit selects a route that can be used by the other vessel based on the size of the other vessel received from the other vessel by the receiving unit, and uses the selected route to determine from the current position of the other vessel. Predict the route to the destination of the other ship.
- the above-mentioned ship surrounding information display device has the following configuration. That is, the own ship surrounding information display device includes a cursor operation unit for operating a cursor displayed on the display unit to indicate an arbitrary position on the screen. When the position of the other ship displayed on the display unit is indicated by the cursor, the destination and the other ship at the destination are selected for at least one of the indicated other ship and the other ship. The display state of at least one of the directions with respect to is changed.
- the above-mentioned own ship surrounding information display device preferably has the following configuration. That is, the receiving unit receives AIS information transmitted from another ship. The destination information is included in the AIS information.
- this ship surrounding information display method includes a reception process and a display process.
- the reception process destination information which is information on a destination of another ship is received.
- the display step the longitude and latitude of the destination are acquired based on the destination information of the other ship, and at least of the position of the target place of the other ship and the direction of the destination with respect to the other ship Either of them is displayed as a graphic on a display device that displays the positional relationship between the ship and the other ship.
- the destination of the other ship is displayed on the display unit so that the positional relationship with the own ship and the other ship can be intuitively understood. It becomes easy.
- the user does not have to check the position from the destination information. And can be obtained accurately.
- FIG. 1 is a functional block diagram showing an overall configuration of a radar apparatus including a radar instruction apparatus according to a first embodiment of the present invention.
- the functional block diagram which shows the whole structure of a radar apparatus provided with the radar instruction
- FIG. 1 is a functional block diagram showing an overall configuration of a radar apparatus 1 including a radar instruction apparatus 3 according to an embodiment of the present invention.
- the radar apparatus 1 according to the first embodiment of the present invention shown in FIG. 1 includes a radar antenna unit 2 and a radar instruction apparatus (own ship surrounding information display apparatus) 3.
- An AIS transceiver 4 is connected to the radar instruction device 3.
- the radar antenna unit 2 includes a radar antenna 11 and a transmission / reception unit 12.
- the radar antenna 11 can transmit a micro wave while rotating and receive a reflected wave from a target based on an instruction from the transmission / reception unit 12.
- the transmission / reception unit 12 samples a signal received by the radar antenna 11 and outputs a digitized soot radar echo to the radar instruction device 3.
- the radar instruction apparatus 3 includes a processing unit 14, a display unit 15, an AIS interface unit (reception unit) 16, a sensor information acquisition unit 17, and a cursor operation unit 18.
- the processing unit 14 is based on various data obtained from the radar antenna unit 2, the AIS transmitter / receiver 4, the GPS receiver 31, and the azimuth sensor 33, and includes a predetermined image including a radar image that shows an image of the situation around the ship. Are generated and output to the display unit 15.
- a specific example of the direction sensor 33 is a gyrocompass.
- the processing unit 14 is configured to control the radar antenna unit 2 and the AIS transceiver 4 as necessary. The detailed configuration of the processing unit 14 will be described later.
- the AIS antenna 4 is connected to the AIS transceiver 4 and is configured to receive AIS signals transmitted from other ships.
- the AIS signal received from the other ship includes the ship name, hull length, width, current position, ground course, ground speed, heading, turning angular speed, navigation status, draft, loading load, destination, etc. Contains information.
- destination code For example, “KWS” for Kawasaki City, Kanagawa Prefecture, and “YOK” for Yokohama City, Kanagawa Prefecture. It is determined by the alphabetic character. However, for the convenience of uniquely identifying a large number of destinations with a short character string of three characters, characters such as “KG3” (Komagane City, Nagano Prefecture) may be included.
- the AIS transmitter / receiver 4 is connected to a GPS receiver 6 and a direction sensor 8 for acquiring data of the position and heading of the ship to be transmitted as dredging AIS information.
- a GPS antenna 7 is electrically connected to the GPS receiver 6.
- the AIS transceiver 4 is configured to transmit the information obtained from the GPS receiver 6 or the information obtained from the direction sensor 8 to the other ship as an AIS signal at a predetermined period of time. .
- This AIS signal includes the same information as the AIS signal received from other ships.
- the AIS interface unit 16 is configured as a external interface (for example, a connection connector) for taking AIS information from the AIS transceiver 4 into the radar instruction device 3 and sending instructions from the radar instruction device 3 to the AIS transceiver 4. Is done.
- the GPS receiver 6 is configured to receive a GPS signal from a GPS satellite and acquire information related to the position of the ship (absolute position on the earth reference).
- the GPS information acquired by the GPS receiver 6 is output to the AIS transceiver 4.
- the heading sensor 8 is configured to acquire the heading of the ship (absolute direction of the earth reference).
- a gyrocompass can be cited as well as the azimuth sensor 33.
- Information on the heading of the ship acquired by the direction sensor 8 is output to the AIS transceiver 4.
- the AIS transceiver 4 creates AIS information from the GPS information acquired by the GPS receiver 6, the direction information acquired by the direction sensor 8, and the like, and sends the AIS information from the AIS antenna 5 to the surroundings as an AIS signal. Send.
- the AIS transceiver 4 outputs an AIS signal received from the AIS antenna 5 from another ship or the like to the processing unit 14 via the AIS interface unit 16.
- the radar instruction device 3 includes a sensor information acquisition unit 17, and a GPS receiver 31 and an orientation sensor 33 are connected to the sensor information acquisition unit 17.
- a GPS antenna 32 is connected to the GPS receiver 31.
- the information acquired by the GPS receiver 31 and the direction sensor 33 (the position and bow direction of the ship with respect to the earth) is a reference for the position and direction for the processing unit 14 to create an image displayed on the display unit 15. Used as
- the radar instruction apparatus 3 includes a cursor operation collar unit 18.
- the cursor operation unit 18 is configured as, for example, a pointing device or an arrow key. By operating the cursor operation unit 18, the user can move an after-mentioned cursor 25 (FIG. 4) displayed on the screen of the display unit 15 to indicate an arbitrary position on the screen.
- the processing unit 14 includes a storage unit 19, a table creation unit 21, a route prediction unit 22, and an image processing unit 23.
- the processing unit 14 is configured as a computer including a CPU, a ROM, a RAM, and the like
- the storage unit 19 is configured as a storage medium such as a RAM, a ROM, and an HDD built in the computer.
- the ROM provided in the processing unit 14 stores an AIS information display program for displaying AIS information on the display unit 15. Then, by the cooperation of the above hardware and software, the processing unit 14 can be operated as the table creation unit 21, the route prediction unit 22, and the image processing unit 23.
- the storage unit 19 includes a destination longitude / latitude information storage unit (destination position storage unit) 20.
- the target location longitude / latitude information storage unit 20 stores in advance destination longitude / latitude information 20a for associating the destination code (destination name) of the AIS information with the longitude and latitude of the destination.
- FIG. 2 shows an example of the destination longitude / latitude information 20a in a table format.
- the longitude and latitude of the destination indicated by the destination code are associated with a number of destination codes that the ship may set as the destination.
- the processing unit 14 can check the longitude and latitude of the destination from the destination code by referring to the stored contents of the destination longitude / latitude information storage unit 20.
- the table creation unit 21 creates the other ship information table 21a that is a list of information of other ships (in other words, other ships that have received the AIS information) existing in the circumference of the ship.
- FIG. 3 shows an example of the created other ship information table 21a.
- the other ship number appropriately assigned to identify the other ship and the current position of the other ship are shown.
- the destination code of the other ship Note that the longitude and latitude of the current position of the other ship and the destination code are obtained by analyzing the AIS information received from the other ship.
- the table creation unit 21 acquires the longitude and latitude corresponding to the destination code of each other ship by examining the storage contents (destination longitude / latitude information 20a) of the destination longitude / latitude information storage unit 20, As a result, the longitude and latitude of the destination are included in the other ship information table 21a.
- the route prediction unit 22 acquires the other ship information table 21a from the table creation unit 21, and based on the information on the longitude and latitude of the current position of the other ship and the longitude and latitude of the destination, Create a predicted route that is the route of.
- the image processing unit 23 generates a radar image around the ship from the information obtained by the transmission / reception unit 12 of the radar antenna unit 2, the AIS transmitter / receiver 4, the table creation unit 21, and the route prediction unit 22. To do. In this radar image, the own ship, other ships, destinations of other ships, predicted routes of other ships, and the like are graphically drawn.
- the dredge processing unit 14 Upon receiving the AIS information from the other ship, the dredge processing unit 14 assigns the other ship number so that each ship can be uniquely identified. Moreover, the process part 14 acquires the longitude and latitude of the present position of other ships, and a destination code by analyzing the dredging AIS information of each ship. Then, the table creating unit 21 creates and stores the other ship information table 21a including the other ship number of each ship, the longitude and latitude of the current anchor position, the destination code, and the longitude and latitude of the destination. To do. The longitude and latitude of the destination are obtained by searching for the destination code from the destination longitude / latitude information 20a stored in the target location / longitude information storage unit 20.
- the route prediction unit 22 calculates the predicted route for each ship described in the other ship information table 21a created by the table creation unit 21 from the longitude and latitude of the current position and the longitude and latitude of the destination. Output.
- the image processing unit 23 generates a radar image based on the radar echo obtained from the transmission / reception unit 12 of the radar antenna unit 2.
- the radar image can be generated so that the ship is centered and the ship's heading is up (so-called heading up), and is generated so that north is up. You can also do it (North Up).
- the image processing unit 23 draws a symbol indicating the other ship on the radar image. Then, from the information received from the table creation unit 21 and the route prediction unit 22, a symbol indicating the destination of the other ship and a line indicating the future predicted route dredging of the other ship are drawn over the radar image and displayed. Display on the unit 15. Details of the contents displayed on the display unit 15 will be described later.
- the display unit 15 is configured as a liquid crystal display capable of color display, for example.
- the display unit 15 displays the radar image generated by the image processing unit 23.
- FIG. 4 shows an example of a radar image displayed on the display unit 15.
- a radar echo is displayed on the screen of the display unit 15, and the own ship symbol S1, the other ship symbol S2, the other ship destination symbol S3, and the expected route S4 are displayed.
- the own ship symbol S1, the other ship symbol S2, the other ship destination symbol S3, and the expected route S4 are displayed.
- Own ship symbol S1 is displayed at the center of the radar image and represents the current position of the ship.
- the radar image is generated so that the traveling direction of the ship is fixed on the screen (heading up).
- the other ship symbol S2 represents the current position of the other ship and is displayed as an isosceles triangle.
- the direction indicated by the apex angle of the isosceles triangle indicates the heading of the other dredger.
- the other ship destination symbol S3 represents the destination of the other ship and is displayed in a circle.
- the predicted route S4 represents the future dredged route of another ship predicted by the route prediction unit 22, and is displayed with a solid line.
- the route prediction unit 22 outputs, as a predicted route, a simple connection between the current position of another ship and the destination of the other ship by a single straight line. Therefore, the direction of the straight line of the predicted route S4 displayed on the display unit 15 indicates the direction with reference to the other ship at the destination. Thereby, the configuration of the route prediction unit 22 is simplified, and the processing time required for route calculation can be shortened.
- the position where the other ship destination symbol S3 should be displayed may be outside the radar image screen.
- the other ship destination symbol S3 is displayed slightly before the predicted route S4 goes out of the screen (end of the radar image).
- the display of the display unit 15 as shown in FIG. 4 allows the user to intuitively use the display position of the other ship destination symbol S3 without having to search the destination position of the other ship from the destination code. And can be easily understood.
- the prediction of the future route of the other ship by the user is further facilitated by displaying the predicted route S4.
- the dredging user indicates that, for example, the other ship that is navigating left forward in the traveling direction of the ship will turn to the right in the future, the other ship destination symbol S3 and the other ship It is possible to perform appropriate ship maneuvering such as pre-deceleration of the ship in advance by prefetching from the positional relationship with the symbol S2 (further expected route S4).
- the information on the dredging destination included in the AIS information on the display unit 15 in an easily understandable manner, it can be effectively used for navigation of the ship.
- the other ship destination symbol S3 and the predicted route S4 are simultaneously displayed for all of the other ships (other ship symbol S2) displayed around the own ship. be able to. Therefore, the user can easily grasp the destinations of a plurality of other ships at the same time, and thus can appropriately sail even in a water area where the ships are crowded.
- the destination longitude / latitude information storage unit 20 provided in the radar instruction apparatus 3 is a destination longitude / latitude that associates the destination code with the latitude and longitude of the destination.
- Information 20a is stored. Accordingly, by searching for the destination code from the destination longitude / latitude information 20a, the position of the destination can be easily obtained.
- the display unit 15 is configured to be able to display a cursor 25 for allowing the user to indicate an arbitrary place on the display screen so as to overlap the radar image.
- the cursor 25 can be freely moved by the user operating the cursor operation unit 18.
- the display unit 15 uses the cursor 25 to indicate the other ship symbol S2 (specifically, an operation to superimpose the cursor 25 on the other ship symbol S2). It is configured to display detailed information about.
- the display screen changes according to the position of the cursor 25 will be described with reference to FIGS.
- the other ship destination symbol S3 and the predicted route S4 are displayed for all the other ship symbols S2 at normal times.
- the cursor 25 at the position shown in FIG. 4 is moved so as to overlap with a certain other ship symbol S2, as shown in FIG. 5B, the other ship destination symbol S3 of the other ship and the predicted route S4 of the other ship. Only the other ship destination symbol S3 and the predicted route S4 are hidden.
- the destinations of a plurality of other ships can be monitored in parallel during normal times, and when the user desires, the display ships of the other ship destination symbols S3 and the predicted route S4 are narrowed down to only other ships to be noted.
- the display unit 15 can be easily seen.
- the display unit 15 of the present embodiment displays the ship name of the other ship in a pop-up window 26 at a position close to the other ship symbol S2 (cursor 25) when the cursor rod 25 is set to the other ship symbol S2. It is configured to be a habit.
- This ship name (“ABCDE” in the example of FIG. 5) can be acquired based on the AIS information acquired from the other ship.
- the information displayed in the pop-up is not limited to the ship name, but includes various information included in the AIS information, such as the hull length, width, current position, ground course, ground speed, heading, turning angular speed, navigation One or more can be selected and displayed from the information regarding the row state, the draft, and the load. Thereby, the user can know more detailed information about other ships.
- the other ship destination symbol S ⁇ b> 3 and the predicted navigation path S ⁇ b> 4 are not displayed for all other ship symbols S ⁇ b> 2 at normal times. Then, when the cursor 25 at the position shown in FIG. 6 is moved so as to overlap a certain other ship symbol S2, as shown in FIG. 5, the other ship destination symbol S3 and the other ship for the other ship (only). The predicted route S4 is displayed. In this example, it is possible to prevent the display unit 15 from displaying a plurality of other ship destination symbol dredging S3 and a plurality of predicted routes S4 and causing the screen to become complicated.
- the operation relating to the other ship on which the cursor 25 is overlaid by the operation of overlaying the cursor 25 on the other ship symbol S2 (that is, the operation of selecting the other ship on which information regarding the destination is to be displayed) is provided.
- the radar instruction apparatus 3 of the present embodiment includes the display unit 15, the AIS interface unit 16, and the processing unit 14.
- the display unit 15 displays the positional relationship between the ship and the other ship.
- the AIS interface unit 16 receives destination information that is information on the destination of another ship.
- the processing unit 14 acquires the longitude and latitude of the destination based on the destination information of the other ship, and displays the position of the destination of the other ship and the direction of the destination with respect to the other ship.
- the graphic is displayed on the unit 15 (other ship destination symbol S3 and predicted route S4).
- the AIS destination of the other ship is displayed on the display unit 15 so that the positional relationship with the own ship and the other ship can be intuitively understood. It becomes easy. Also, even if the destination of other ships is not familiar with the land or where it is unfamiliar in foreign countries, it is easy for the user to find important information for safe navigation because there is no need for the user to check the location from the destination information box (code). And can be obtained accurately.
- FIG. 7 is a diagram illustrating an example of a display screen by the display unit 15 according to the modification of the first embodiment.
- the same or similar members as those in the above-described embodiment may be denoted by the same reference numerals in the drawings, and description thereof may be omitted.
- the display unit 15 displays the own ship symbol S1, the other ship symbol S2, the other ship destination symbol S3, and the destination direction arrow S5 as shown in FIG.
- the destination direction arrow S5 indicates the direction of the destination as seen from the other ship.
- the destination direction arrow S5 is displayed starting from the other ship symbol S2, and the tip of the arrow is directed to the destination of the other ship (other ship destination symbol S3).
- the future predicted route S4 is displayed as a straight line connecting the other ship symbol S2 and the other ship destination symbol S3.
- This configuration has the merit that even when a plurality of ships are present in the vicinity, the other ship symbol S2 and the other ship destination symbol S3 are displayed by being connected with a straight line, so that it is difficult to mistake the correspondence.
- the straight line of the predicted route S4 to be drawn is displayed so as to overlap the other ship symbol S2 and the other ship destination symbol S3. The screen may become complicated and difficult to see.
- the display unit 15 of the present modification is configured to display the destination direction arrow S ⁇ b> 5 superimposed on the position of the other ship symbol S ⁇ b> 2 instead of the predicted towing route S ⁇ b> 4. Since the destination direction arrow S5 can be expressed in a smaller saddle shape compared to the predicted route S4, it is difficult to display the other direction symbol S2 or the other ship destination symbol S3, and the display screen of the display unit 15 becomes complicated. Can be prevented.
- FIG. 8 is a functional block diagram showing the overall configuration of the radar apparatus 1 according to the second embodiment.
- FIG. 9 is a diagram illustrating an example of a display screen by the display unit 15 according to the second embodiment.
- the same or similar member rods as those of the above-described embodiment may be denoted by the same reference numerals in the drawings, and description thereof may be omitted.
- the processing unit 14 includes a route information storage unit 24.
- the route information storage unit 24 stores in advance information on a route that a ship should pass and a route that is stipulated by laws and the like or a route that a vessel can pass through.
- the route prediction unit 22 determines the longitude and latitude of the current position and the longitude and latitude of the target location for each other ship (each other ship number). , Get. Then, the route prediction unit 22 calculates a route that passes through the route stored in the route information storage unit 24 as much as possible for each other ship and that is optimal for reaching the destination from the current location. Ask for. Although details are not explained in this calculation, a known optimum route searching method is used. Then, the tow route prediction unit 22 outputs the route obtained by the calculation to the image processing unit 23 as the predicted route S4.
- FIG. 9 shows a display example of the display unit 15 according to the second embodiment.
- an echo indicating the land exists so as to protrude greatly between the other ship and the destination of the other ship.
- the predicted route passes through the land. This is not preferable because the actual route and the predicted route are greatly separated.
- the route prediction unit 22 makes an prediction using the route, and accordingly, as shown in FIG.
- the predicted predicted route S4 can be obtained and displayed. Therefore, it is possible to predict and display a more accurate route for other ships.
- the route information storage unit 24 in the second embodiment may be configured to store the route of the ship together with information on the size of the vessel that can navigate the route.
- the route prediction unit 22 is based on the size (hull length and width) of the other ship obtained from the AIS information when calculating the optimum dredging route (route prediction).
- a route that reaches the destination in the shortest distance by bypassing the shallow waters and land that cannot be navigated may be predicted.
- the storage unit 19 may be an external storage medium such as a flash memory or a CD-ROM in which the stored contents are read into the radar instruction device 3 instead of being provided in the processing unit 14. That is, the storage unit 19 (the destination longitude / latitude information storage unit 20 and the route information storage unit 24) may not be provided in the radar instruction apparatus 3.
- the specific form of displaying the destination and predicted route of the other ship on the display unit 15 can be arbitrarily changed as long as it is displayed graphically. For example, a symbol such as a square anchor instead of a circle is displayed as the destination of another ship, or a small picture (icon) that imitates the initial letter indicating the destination (for example, D as the initial letter of Destination). And can be displayed as ground. Further, the predicted route can be displayed not by a solid line but by a broken line, for example.
- the symbols and lines displayed on the display unit 15 are displayed in the same color.
- the present invention is not limited to this, and, for example, each ship may be displayed in different colors.
- the other ship destination symbol S3 is viewed from the other dredger so that the user can easily grasp the destination of the other ship even when the destination of the other ship is located outside the range of the radar image. It is displayed at the end of the radar image so as to correspond to the direction of the destination (see FIG. 4 etc.).
- the present invention is not limited to this.
- the other ship destination symbol S3 may not be displayed.
- the display form of the other ship destination symbol S3 (for example, the graphic or color of the symbol) may be different depending on whether the destination of the other ship is within the display area or outside the display area. .
- the other ship information table 21a is configured to include an information box for the name of the destination corresponding to the destination code so that, for example, the corresponding place name is displayed simultaneously with the display of the other ship destination symbol S3. good.
- the place name may be displayed in the vicinity of the other ship destination symbol S3, for example, or may be displayed in the pop-up window 26.
- the cursor 25 has a cross shape.
- the present invention is not limited to this, and the cursor 25 may have, for example, an arrow shape.
- the operation of pointing the other ship symbol S2 with the cursor 25 is not limited to the operation of placing the cursor 25 on the other ship symbol S2.
- the other ship symbol S2 may be instructed by performing an appropriate key operation in a state where the cursor 25 is aligned with the other ship symbol S2.
- the other ship destination symbol S3 and the predicted route S4 of the other ship are displayed by superimposing the cursor 25 on the other ship symbol S2.
- the present invention is not limited to this, and not only the other ship symbol S2 but also the other ship destination symbol S3 is displayed in the normal state of FIG. 6, and the cursor 25 is superimposed on the other ship destination symbol S3, The predicted route S4 may be displayed.
- the AIS transceiver 4 and the sensor information box acquisition unit 17 are each configured to include a GPS receiver, a GPS antenna, and an orientation sensor.
- the configuration is not limited to this, and a configuration in which the AIS transmitter / receiver 4 and the sensor information acquisition unit 17 share one GPS receiver, one GPS antenna, and one azimuth sensor may be used.
- the AIS transceiver 4 performs both transmission and reception of AIS information. However, it may be configured to have only a function of receiving AIS information and not perform transmission.
- the present invention is not limited to the radar instruction devices 3 and 3x as shown in the above-described embodiments and the like.
- the position of the other ship acquired by the AIS information is superimposed on the chart image indicating the situation around the ship. It is possible to apply to a plotter device configured to display as follows.
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Abstract
Description
14 処理部
15 表示部
16 AISインタフェース部(受信部)
20 目的地経度緯度情報記憶部(目的地位置記憶部)
20a 目的地経度緯度情報
22 航路予想部
S3 他船目的地シンボル(図形)
S4 予想航路
Claims (13)
- 自船と他船の位置関係を表示する表示部と、
他船の目的地の情報である目的地情報を受信する受信部と、
当該他船の目的地情報に基づいて目的地の経度及び緯度を取得し、当該他船の目的地の位置及び当該目的地の当該他船を基準とする方向のうち少なくとも何れかを前記表示部にグラフィックにより表示させる処理部と、
を備えることを特徴とする自船周囲情報表示装置。 - 請求項1に記載の自船周囲情報表示装置であって、
前記他船の目的地情報は、目的地名を示す情報であり、
前記処理部は、前記目的地名を示す情報と、目的地の位置情報と、を対応付けて記憶する目的地位置記憶部に記憶された情報を用いて、他船の目的地の経度及び緯度を取得することを特徴とする自船周囲情報表示装置。 - 請求項2に記載の自船周囲情報表示装置であって、
前記他船の目的地情報は、目的地のコードを示す目的地コードであり、
前記目的地位置記憶部は、前記目的地コードと、目的地の位置情報と、を対応付けて記憶することを特徴とする自船周囲情報表示装置。 - 請求項1から3までの何れか一項に記載の自船周囲情報表示装置であって、
前記処理部は、他船の目的地及び当該目的地の当該他船を基準とした方向のうち少なくとも何れか一方を、複数の他船について同時に表示することを特徴とする自船周囲情報表示装置。 - 請求項4に記載の自船周囲情報表示装置であって、
前記表示部に表示された複数の他船から、目的地に関する情報を表示する対象を選択できることを特徴とする自船周囲情報表示装置。 - 請求項1から5までの何れか一項に記載の自船周囲情報表示装置であって、
前記処理部は、前記表示部に図形を表示し、
前記表示部に表示される前記図形の位置が、前記他船の目的地の位置を示していることを特徴とする自船周囲情報表示装置。 - 請求項1から6までの何れか一項に記載の自船周囲情報表示装置であって、
前記処理部は、他船の目的地の位置に基づいて予想される他船の今後の航路である予想航路を作成する航路予想部を備え、
前記処理部は、前記航路予想部が作成した前記予想航路を前記表示部に表示させることを特徴とする自船周囲情報表示装置。 - 請求項7に記載の自船周囲情報表示装置であって、
前記予想航路は、他船の現在位置と当該他船の目的地を結んだ直線として定められることを特徴とする自船周囲情報表示装置。 - 請求項7に記載の自船周囲情報表示装置であって、
前記航路予想部は、船舶が利用可能な航路の情報である航路情報を記憶する航路情報記憶部に記憶されている航路情報を用いて、他船の現在位置から当該他船の目的地までの航路を予想することを特徴とする自船周囲情報表示装置。 - 請求項9に記載の自船周囲情報表示装置であって、
前記航路情報記憶部は、航路と、当該航路を航行可能な船舶の大きさの情報と、を記憶し、
前記航路予想部は、前記受信部が他船から受信した当該他船の大きさに基づいて当該他船が利用可能な航路を選択し、選択された航路を用いて、他船の現在位置から当該他船の目的地までの航路を予想することを特徴とする自船周囲情報表示装置。 - 請求項1から10までの何れか一項に記載の自船周囲情報表示装置であって、
画面の任意の位置を指示するために前記表示部に表示されるカーソルを操作するためのカーソル操作部を備え、
前記表示部に表示されている他船の位置が前記カーソルによって指示されると、指示された他船及びそれ以外の他船のうち少なくとも何れかについて、前記目的 地及び当該目的地の当該他船に対する方向のうち少なくとも何れかの表示状態が変化することを特徴とする自船周囲情報表示装置。 - 請求項1から11までの何れか一項に記載の自船周囲情報表示装置であって、
前記受信部は、他船が送信するAIS情報を受信し、
前記目的地情報は前記AIS情報に含まれていることを特徴とする自船周囲情報表示装置。 - 他船の目的地の情報である目的地情報を受信する受信工程と、
前記他船の目的地情報に基づいて目的地の経度及び緯度を取得し、前記他船の目的地の位置及び当該目的地の当該他船を基準とする方向のうち少なくとも何れかを、自船と他船の位置関係を表示する表示装置にグラフィックにより表示させる表示工程と、
を含むことを特徴とする自船周囲情報表示方法。
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JP2016548771A JP6382996B2 (ja) | 2014-09-16 | 2015-08-04 | 自船周囲情報表示装置及び自船周囲情報表示方法 |
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EP3196595A4 (en) | 2018-06-20 |
US10526059B2 (en) | 2020-01-07 |
CN106716064B (zh) | 2020-10-16 |
JP6382996B2 (ja) | 2018-08-29 |
CN106716064A (zh) | 2017-05-24 |
US20170253308A1 (en) | 2017-09-07 |
EP3196595B1 (en) | 2019-12-18 |
JPWO2016042932A1 (ja) | 2017-07-13 |
EP3196595A1 (en) | 2017-07-26 |
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