JP2002008200A - Navigation device, navigation method, and navigation system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To increase the safety of flight at the time of takeoff and landing and near an airport by reducing a control load on a pilot. SOLUTION: A graphical air route information database part 20 stores the graphical air route information showing the data visually showing take-off routes and landing routes and flight limit altitudes to a plurality of airports. Based on the airframe information (positional information, altitude information, and airframe attitude information) inputted from an airframe information input part 10, a calculation part 30 reads the graphical air route information on a corresponding airport from the graphical air route information database part 20, outputs the data to a display processing part 40 and, when an aircraft comes out of the read route to be flown, a warning sound is given through a speaker part 60. Based on the information inputted from the calculation part 30, the display processing part 40 displays a display part 50 by superposing the route for the aircraft to be flown therethrough with the information showing the position of the aircraft.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a navigation apparatus, a navigation method, and a navigation system for illustrating a route of an aircraft near an airport.

[0002]

2. Description of the Related Art Conventionally, when taking off and landing or flying near an airport, an aircraft pilot attaches an air route map indicating the vicinity of the airport to a control stick, or attaches it to his or her thigh, Based on information of various flight instruments, it has been confirmed that the user is flying on a predetermined take-off / landing route described in this airline chart magazine.

[0003] For this reason, the operation of estimating the position of the own aircraft with reference to the air route chart of such a paper medium largely depends on the skill of the pilot. There was a possibility of departure from the route, and there was a problem in terms of safety.

[0004] In addition, for airports in which the departure and arrival routes change depending on the time zone and weather conditions used, the air route charts become complicated under a plurality of conditions, and the load on the pilot increases, resulting in increased safety. Is even more problematic.

[0005]

In the prior art, since departures and landings are performed by referring to an air route chart on a paper medium, a large part depends on the skill level of the pilot. There was a possibility of deviation and there was a problem in terms of safety.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and a navigation device, a navigation method, and a navigation method capable of reducing the pilot's maneuvering load and improving flight safety at takeoff and landing and near an airport. It is intended to provide a navigation system.

[0007]

SUMMARY OF THE INVENTION In order to achieve the above object, the present invention relates to a navigation apparatus for generating display data showing a positional relationship between an aircraft mounted on an aircraft and an airport. , Based on the location information of the own aircraft, and a map information storage means for storing air route book information consisting of data indicating the position of the airport and data visually indicating the flight route when using the airport, respectively. Display data for reading air route book information corresponding to the airport used by the user from the book information storage means and generating display data for displaying the position of the user, the position of the airport, and the flight route as one image And a generating means.

[0008] In the navigation device having the above-mentioned structure, air route map information including the position data of the airport and the data visually indicating the flight route is stored in advance for each airport, and is used from the position information of the own aircraft. An airport is obtained, air route map information corresponding to the airport is read, and display data for displaying the position of the terminal itself, the position of the airport, and the flight route as one image is generated.

Therefore, according to the navigation device having the above-described configuration, display data for displaying the position of the aircraft, the position of the airport, and the flight route as one image is generated, and an image based on this data is displayed to the pilot. As a result, the pilot's maneuvering load can be reduced, and the safety of flight during takeoff and landing and near the airport can be improved.

According to another aspect of the present invention, there is provided a navigation apparatus for generating display data for displaying a positional relationship between an aircraft mounted on an aircraft and an airport. A bibliographic information acquiring means for acquiring airline graphic information comprising the flight route and data visually indicating the position of the airport, and And display data generating means for generating display data for displaying information indicating the position of the terminal itself, the position of the airport, and the flight route as one image.

In the navigation device having the above configuration, the airport to be used is obtained from the position information of the own device, the air route booklet information corresponding to the airport is obtained, and the position of the own device, the position of the airport, and the flight route are determined by one. Display data to be displayed as video is generated.

Therefore, according to the navigation device having the above configuration, display data for displaying the position of the own aircraft, the position of the airport, and the flight route as one image is generated, and the image based on this data is displayed to the pilot. As a result, the pilot's maneuvering load can be reduced, and the safety of flight during takeoff and landing and near the airport can be improved.

Further, in order to achieve the above object, the present invention relates to a navigation method for displaying a positional relationship between an own aircraft and an airport in an aircraft, wherein the own information acquiring apparatus acquires the positional information of the own aircraft. An airplane consisting of a process and an airport used by the own aircraft based on the location information of the own aircraft acquired in the own aircraft information acquiring step, and visually indicating a flight route corresponding to the airport and a location of the airport. Based on the information obtained in the air route information obtaining step of obtaining the road map journal information and the information obtained in the own aircraft information obtaining step and the air route information obtaining step, information indicating the position of the own airplane, the position of the airport, and the flight route is set to 1 A display data generating step of generating display data to be displayed as one image, and information indicating the position of the aircraft itself, the position of the airport, and the flight route based on the display data generated in the display data generating step. A method comprising a display step of displaying a.

In the navigation method having the above structure, the airport to be used is obtained from the position information of the own aircraft, the airline journal information corresponding to the airport is obtained, and the position of the own aircraft, the position of the airport, and the flight route are determined by one. It is displayed as a video.

Therefore, according to the navigation method having the above configuration, the position of the aircraft itself, the position of the airport, and the flight route are displayed as one image, so that the pilot can reduce the steering load by referring to this display. It is possible to improve the safety of flight at the time of departure and arrival and near the airport.

Still further, in order to achieve the above object, the present invention provides a control station for transmitting air route data visually indicating the position and flight route of an airport used by the aircraft to an aircraft, The aircraft has an acquiring means for acquiring its own position information, a receiving means for receiving air route data from a control station, the own aircraft's positional information obtained by the acquiring means, and an air route received by the receiving means. Display data generating means for generating display data for displaying information indicating the position of the terminal itself, the position of the airport, and the flight route on the basis of the data as one image; and display data generated by the display data generating means. And a display means for displaying information indicating the position of the terminal itself, the position of the airport, and the flight route on the basis of one image.

In the navigation system having the above configuration,
Air traffic data that visually indicates the position of the airport and the flight route used by the aircraft is obtained from the control station, and the aircraft displays its own position, the position of the airport, and the flight route as a single image. I have.

Therefore, according to the navigation system having the above configuration, the position of the aircraft, the position of the airport, and the flight route are displayed as one image on the aircraft.
By referring to this display, the pilot can reduce the maneuvering load, improve the safety of flight during takeoff and landing and near the airport, and furthermore, suddenly encounter some kind of obstacle and use the airport Even when the flight route is changed, an accurate flight route change instruction can be given to the aircraft.

[0019]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. FIG. 1 shows a configuration of a navigation device according to an embodiment of the present invention.

The navigation device is mounted on an aircraft, and includes an airframe information input unit 10, an air route chart information database unit 20, a calculation unit 30, and a display processing unit 40.
, A display unit 50 and a speaker unit 60, and a control panel 7 for receiving a request from a pilot.
0 is provided.

The machine information input unit 10 is provided with a GPS (not shown).
(Global Positioning System) Standard time (GMT) obtained by the receiver and its position (longitude and latitude)
And the altitude information indicating the flight altitude are input, and an INS (Inertial Navigatio) (not shown) is input.
n System) The self position information and the aircraft attitude information obtained by the device are input. In addition, altitude information obtained by the barometric altimeter is also input.

In this manner, the standard time GMT and the machine information (position information, altitude information, and machine attitude information) input from the machine information input unit 10 are input to the calculation unit 30 described later.

The aerial map information database unit 20 visually displays takeoff routes and landing routes corresponding to time zones for a plurality of airports, and data indicating flight limit altitudes and the like corresponding to these routes. Is stored.

Based on the standard time GMT and the airframe information input from the airframe information input unit 10, the calculation unit 30 calculates the airline journal information of the airport corresponding to these information from the airline journal information database unit 20. read out.

The calculating unit 30 calculates the display position of the own device on the display unit 50 based on the read airline map information and the airframe information input from the airframe information input unit 10, Judgment of deviation from the flight route of the own aircraft is performed.

The calculation unit 30 outputs the obtained information including the result of the above determination to the display processing unit 40 and, when the aircraft deviates from the flight route, issues an alarm through the speaker unit 60. Issues a sound (or audio alert).

The display processing unit 40 superimposes a departure / departure route near an airport where departures / departures are made on the basis of information indicating the position of the aircraft, based on the air route chart information and the airframe information input from the calculation part 30, and displays it. It is displayed on the unit 50.

Next, the operation of the navigation device having the above configuration will be described. FIG. 2 is a flowchart showing a process for performing this operation.
It starts when the aircraft approaches the airport to be landed within a predetermined distance, when the aircraft takes off from the parked airport, or when an instruction is received from the pilot through the control panel 70. Is done.

First, in step 2a, standard time GMT and body information (position information, altitude information and body attitude information) are obtained from the GPS receiver, the INS device and the barometric altimeter through the body information input unit 10, and step 2b Move to

In step 2b, based on the standard time GMT and the position information obtained in step 2a, the standard time G
The information corresponding to MT is stored in the air route map information database unit 2
Read from 0, and proceed to step 2c.

In step 2c, the control panel 7
Whether the flight route is a takeoff route or a landing route is selected from the pilot's instruction through 0 or the position information of the own device, and the display position of the own device when the selected flight route is displayed on the display unit 50 , And step 2
Move to d. In the selection of the flight route, the instruction of the pilot is given priority over the position information of the own aircraft.

In step 2d, the flight route obtained in step 2c is compared with the display position of the own device to determine whether or not the own device deviates from the flight route. Here, when the own aircraft deviates from the flight route, the process proceeds to step 2e. On the other hand, when the own aircraft does not deviate from the flight route, the process proceeds to step 2f.

In step 2e, information on the flight route (takeoff route or landing route), information on the corresponding altitude limit, and information indicating the position of the own aircraft are output to the display processing unit 40. An instruction to normally display the position of the machine is given, and the process proceeds to step 2h.

On the other hand, based on the information input from the calculation unit 30, the display processing unit 40, as shown in FIG. 3, controls the airport position (runway) and flight route (takeoff route in FIG. 3). The information indicating the position and the traveling direction of the own device is superimposed on the information and displayed on the display unit 50.

At this time, as instructed by the calculation unit 30, since the own aircraft does not deviate from the flight route,
A symbol indicating the position of the own device (shown by a small circle in FIG. 3) is shown in white.

On the other hand, in step 2f, the display processing unit 40 is notified of the flight route (takeoff route or landing route).
And information indicating the altitude limit corresponding thereto, and information indicating the position of the own device, and an instruction to display a warning of the position of the own device is given, and the process proceeds to step 2g.

On the other hand, based on the information input from the calculation unit 30, the display processing unit 40, as shown in FIG. 3, controls the airport position (runway) and flight route (takeoff route in FIG. 3). The information indicating the position and the traveling direction of the own device is superimposed on the information and displayed on the display unit 50.

At this time, as indicated by the calculation unit 30, the symbol indicating the position of the own aircraft is shown in red because the own aircraft deviates from the flight route.

In step 2g, a warning sound (or a voice warning) is issued through the speaker 60 to warn the pilot that his flight route deviates from the predetermined flight route, and then proceeds to step 2h. Transition.

In step 2h, the conditions for terminating the process are determined by the position of the own aircraft being more than a predetermined distance from the airport where the aircraft is taking off and landing, or by the pilot forcibly terminating the process via the control panel 70. It is determined whether or not the condition is satisfied.

If the end condition is satisfied, the process is terminated. If the condition is not satisfied, the process proceeds to step 2a, where the process is continued to update the own device position display. I do.

As described above, in the navigation device having the above-described configuration, near the airport where the aircraft arrives and departs, the flight route corresponding to the aircraft arrival and departure and the position of the aircraft are superimposed on the display unit 50 and displayed to the pilot. When deviating from the flight route in consideration of the flight altitude, a warning is given to the pilot through hearing and vision.

Therefore, according to the navigation device having the above structure, the pilot does not need to estimate the position of the pilot on a paper medium as in the prior art, and a three-dimensional flight route is instructed. Therefore, the safety of flight at the time of departure and landing and near the airport can be dramatically improved.

Since the flight route displayed on the display unit 50 is selectively displayed according to the standard time GMT, even at an airport where the flight route changes according to the time zone, the pilot's memory is stored. It is possible to prevent a wrong flight route from flying due to a difference or the like.

The present invention is not limited to the above embodiment. For example, in the above-described embodiment, the configuration corresponds to the airport where the flight route changes according to the time zone. However, for example, the configuration corresponds to the airport where the flight route changes according to weather conditions such as wind direction. It is also possible.

As a configuration corresponding to such an airport,
The current weather condition is calculated through the aircraft information input unit 10 by the calculation unit 3
0, data indicating visually a take-off route and a landing route according to various weather conditions in advance, and air route map information indicating a flight limit altitude and the like corresponding to this route are stored in the air route map information database section 20. The calculation unit 30 reads the flight route corresponding to the input weather condition from the air route chart information database unit 20 and displays the flight route together with the position of the own aircraft through the display processing unit 40. I just need.

In the above-described embodiment, the flight route is indicated based on the information stored in advance in the flight map information database unit 20. However, instead of this, the flight route may be indicated, for example, on the ground at an airport control tower or the like. Information indicating a flight route may be received from a station, an artificial satellite, or the like, and may be displayed on the display unit 50 together with the position of the own device.

According to such a configuration, it is possible to cope with a sudden situation occurring in or near an airport which cannot be predicted on an aircraft by giving a flight route instruction from a ground station or an artificial satellite. Can be.

In this case, the present invention is not limited to take-off and landing. For example, when the use condition of the runway is congested and a plurality of aircraft turn over the vicinity of the airport and wait for the landing order, A safe standby route can be instructed to the aircraft. It goes without saying that various modifications can be made without departing from the spirit of the present invention.

[0050]

As described above, according to the present invention, the airport to be used is obtained from the position information of the own aircraft, the air route map information corresponding to this airport is obtained, and the position of the own aircraft, the position of the airport and Display data for displaying the flight route as one image is generated.

Therefore, according to the present invention, display data for displaying the position of the aircraft, the position of the airport, and the flight route as one image is generated. By displaying the image based on this data to the pilot, It is possible to provide a navigation device and a navigation method capable of reducing the pilot operation load and improving the safety of flight at the time of departure and arrival or near an airport.

Further, according to the present invention, air route data that visually indicates the position of the airport and the flight route used by the aircraft is obtained from the control station, and the position of the aircraft, the position of the airport, and the flight route are obtained for the aircraft. It is displayed as one image.

Therefore, according to the present invention, the position of the aircraft, the position of the airport, and the flight route are displayed as one image on the aircraft, so that the pilot refers to this display to reduce the maneuvering load and to take off and land. Improve flight safety at times and near airports,
Furthermore, even if a sudden failure causes a change in the flight route when using the airport, a navigation system is provided that can instruct the aircraft to change the flight route accurately. it can.

[Brief description of the drawings]

FIG. 1 is a circuit block diagram showing a configuration of an embodiment of a navigation device according to the present invention.

FIG. 2 is a flowchart for explaining the operation of the navigation device shown in FIG. 1;

FIG. 3 is a view showing an example of a flight route and a position of its own device displayed on a display unit of the navigation device shown in FIG. 1;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 ... Airframe information input part 20 ... Airway map information database part 30 ... Calculation part 40 ... Display processing part 50 ... Display part 60 ... Speaker part 70 ... Control panel

 ──────────────────────────────────────────────────続 き Continued on the front page F term (reference) 2C032 HB22 HC09 HC31 HD01 HD03 HD07 2F029 AA05 AB07 AC03 AC06 AC08 AC09 AC13 AC16 AC18 5H180 AA26 BB15 CC12 FF05 FF22 FF25 FF32 5J062 AA03 AA13 BB03 CC07

Claims (11)

[Claims] 1. A navigation device mounted on an aircraft and generating display data for displaying a positional relationship between the aircraft and an airport, wherein for each of a plurality of airports, data indicating the position of the airport, A bibliographic information storage unit that stores airline bibliographic information consisting of data that visually indicates a flight route; and a bibliographic information storage unit that stores information on the location of the own aircraft to the airport used by the own aircraft. Reads the corresponding air route map information and finds the location of the aircraft, the location of the airport, and the flight route.
A display data generating means for generating display data to be displayed as two images. 2. The airline booklet information stored in the booklet information storage means includes, for a plurality of airports, data indicating the positions of the airports and data visually indicating flight routes according to time zones. The display data generating means reads out air route map information including a flight route in a corresponding time zone based on time information, and generates the display data. The navigation device according to claim 1. 3. The airline journal information stored in the journal information storage means includes, for a plurality of airports, data indicating the positions of the airports and flight routes of a takeoff route and a landing route according to weather conditions. The display data generating means reads air route map information including a flight route of a corresponding weather condition based on weather information, and generates the display data. The navigation device according to claim 1, wherein 4. A navigation apparatus mounted on an aircraft and generating display data for displaying a positional relationship between the aircraft and the airport, wherein a flight route of the airport used by the own aircraft and the position of the airport are visually determined. A bibliographic information acquisition unit for acquiring airline journal information consisting of data indicating the position of the own aircraft, a position of the airport, and a flight route based on the airline journal information acquired by the bibliographic information acquisition unit. And a display data generating means for generating display data for displaying information indicating the information as one image. 5. The method according to claim 1, wherein said bibliographic information acquiring means is configured to, when using an airport having said different flight route according to a time zone, to have a flight route bibliographic information having a flight route in a corresponding time zone according to time information. 5. The navigation device according to claim 4, wherein the navigation device is selectively acquired. 6. The bibliographic information acquiring means, when using an airport having different flight routes according to weather conditions,
The navigation device according to claim 4, wherein air route map information having a flight route of a corresponding weather condition is selectively acquired according to the weather information. 7. The navigation device according to claim 1, wherein the flight route includes latitude information, longitude information, and altitude information. 8. A display device for displaying information indicating a position of the own device, a position of an airport, and a flight route as one image based on the display data generated by the display data generating device. The navigation device according to any one of claims 1 to 7, wherein 9. Comparing the position information of the own aircraft with the flight route to determine whether or not the position of the own aircraft deviates from the flight route. The navigation device according to any one of claims 1 to 8, further comprising an alarm means for prompting. 10. A navigation method for displaying a positional relationship between an own aircraft and an airport in an aircraft, wherein the own information acquiring step for acquiring positional information of the own aircraft, and the acquiring method is performed in the own information acquiring step. An air route information acquiring step of obtaining an airport used by the aircraft based on the location information of the aircraft, and acquiring air route map information including data indicating a flight route corresponding to the airport and the location of the airport; Based on the information obtained in the own device information obtaining step and the air route information obtaining step, display data for displaying information indicating the position of the own device, the position of the airport, and the flight route as one image is generated. A display data generation step; and a display step of displaying information indicating the position of the own device, the position of the airport, and the flight route as one image based on the display data generated in the display data generation step. Navigation method which is characterized in that Bei. 11. A control station for transmitting air route data visually indicating the position of an airport used by the aircraft and a flight route to the aircraft, and the acquisition means for acquiring position information of the aircraft itself. Receiving means for receiving the air route data from the control station; position information of the own device obtained by the obtaining means; and position of the own device based on the air route data received by the receiving means. Display data generating means for generating display data for displaying information indicating the position of the airport and the flight route as a single image, and the position of the own device and the airport based on the display data generated by the display data generating means. Display means for displaying information indicating the position and flight route of the vehicle as one image.