CN113393711A - Air traffic control system and method - Google Patents
Air traffic control system and method Download PDFInfo
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- CN113393711A CN113393711A CN202110511450.7A CN202110511450A CN113393711A CN 113393711 A CN113393711 A CN 113393711A CN 202110511450 A CN202110511450 A CN 202110511450A CN 113393711 A CN113393711 A CN 113393711A
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G5/00—Traffic control systems for aircraft, e.g. air-traffic control [ATC]
- G08G5/0073—Surveillance aids
- G08G5/0082—Surveillance aids for monitoring traffic from a ground station
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/18502—Airborne stations
- H04B7/18506—Communications with or from aircraft, i.e. aeronautical mobile service
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/1853—Satellite systems for providing telephony service to a mobile station, i.e. mobile satellite service
- H04B7/18545—Arrangements for managing station mobility, i.e. for station registration or localisation
- H04B7/18547—Arrangements for managing station mobility, i.e. for station registration or localisation for geolocalisation of a station
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/19—Earth-synchronous stations
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Abstract
The application relates to the technical field of data transmission, in particular to an air traffic control system and method, which solve the problems of inaccurate positioning and low information transmission efficiency caused by using a ground radar system in the related technology. The method comprises the following steps: the system comprises an earth low-orbit satellite system, a data acquisition and processing unit and a data transmission and processing unit, wherein the earth low-orbit satellite system is used for establishing a first data link between a civil aircraft and an air traffic control command; the geosynchronous orbit satellite system is used for establishing a second data link between the civil aircraft and the air traffic control command; and the air traffic control command is used for acquiring the position information of the civil aircraft through the first data chain and/or the second data chain and carrying out information interaction with the civil aircraft. According to the method and the system, the data link between the civil aircraft and the air traffic control command is established through the earth low orbit satellite system and the geosynchronous orbit satellite system, the updating frequency and the positioning precision of the position information of the civil aircraft are improved, and bidirectional real-time global voice communication between the air traffic control command and a pilot is realized.
Description
Technical Field
The present application relates to the field of data transmission technologies, and in particular, to an air traffic control system and method.
Background
The air control refers to the general name of the state to implement the unified supervision, management and control of all flight activities in the air space or a certain airspace under the condition of peacetime or war. Also known as air control. The normal operation of civil aviation aircraft is not kept from the air traffic control system of opening, has brought the huge promotion of air traffic ability from the program control transformation to radar control, and the air control of china carries out the system of "unified control, command respectively" at present, and the control is divided into ground control, control tower, control and regional control of approaching, and china's airspace is divided into about 28 control districts, and each airport has all set up the control tower district.
At present, the air traffic control system in China uses a ground radar system to realize the main functions of positioning and information transmission of the air traffic control system. The radar comprises an airport field monitoring radar, a primary air traffic control radar and a secondary air traffic control radar. However, the position of the aircraft is refreshed once by 4 seconds by the air traffic control radar, the position detection accuracy of the aircraft is 35 meters, 116 meters and 288 meters when the aircraft is in the range of 18 nautical miles, 60 nautical miles and 200 nautical miles from the radar, the positioning accuracy is reduced along with the increase of the distance, the radar still has a detection blind area in the detection range, the visible distance of the air traffic control radar is limited by the curvature of the earth, so that the aircraft above the ocean cannot be controlled by the radar, and the radar is the root cause of an air traffic control segmentation and zoning command system. In addition, the air traffic control and the aircraft mainly communicate through VHF and low-speed data links. The air traffic control command efficiency is further reduced, so that the air space resource shortage and the flight punctuality rate of China civil aviation are only 80.13% in 2018, and the development of general aviation is also restricted.
Disclosure of Invention
In order to solve the problems, the application provides an air traffic control system and method, which solve the technical problems of inaccurate positioning and low information transmission efficiency caused by using a ground radar system in the related technology.
In a first aspect, the present application provides an air traffic control system, the system comprising:
the system comprises an earth low-orbit satellite system, a data acquisition and processing unit and a data transmission and processing unit, wherein the earth low-orbit satellite system is used for establishing a first data link between a civil aircraft and an air traffic control command;
the geosynchronous orbit satellite system is used for establishing a second data link between the civil aircraft and the air traffic control command;
and the air traffic control command is used for acquiring the position information of the civil aircraft through the first data chain and/or the second data chain and carrying out information interaction with the civil aircraft.
Optionally, the air traffic control command is configured to obtain position information of the civil aircraft through the first data chain and/or the second data chain, perform a two-way real-time digital voice call with the civil aircraft, provide digital pre-takeoff information to the civil aircraft, provide digital post-landing taxi information to the civil aircraft, and/or provide digital information service information to the civil aircraft.
Optionally, the air traffic control system further includes:
and the ground radar system is used for establishing a third data link between the civil aircraft and the air traffic control command when the earth low-orbit satellite system and the earth synchronous orbit satellite system cannot normally operate.
Optionally, the time interval for acquiring the position information of the civil aircraft through the first data chain and/or the second data chain is less than or equal to 2 seconds.
Optionally, the positioning accuracy of the position information of the civil aircraft obtained through the first data chain and/or the second data chain is less than or equal to 10 meters.
Optionally, the civil aircraft is equipped with a GPS positioning system and a barometric pressure gauge.
Optionally, the two-way real-time digital voice call is performed through a VoIP onboard voice gateway.
Optionally, the first data link is a primary data link, and the second data link is a hot standby data link.
In a second aspect, an air traffic control method, the method comprising:
establishing a first data link between the civil aircraft and the air traffic control command through an earth low earth orbit satellite system;
the system comprises a geosynchronous orbit satellite system, a data acquisition and processing unit and a data processing unit, wherein the data acquisition and processing unit is used for acquiring data of a civil aircraft and an air traffic control command;
and the air traffic control command acquires the position information of the civil aircraft through the first data chain and/or the second data chain and carries out information interaction with the civil aircraft.
Optionally, the obtaining of the position information of the civil aircraft through the first data link and/or the second data link and the information interaction with the civil aircraft include:
the method comprises the steps of obtaining position information of the civil aircraft through the first data chain and/or the second data chain, and carrying out two-way digital voice call with the civil aircraft, providing digital pre-takeoff information for the civil aircraft, providing digital post-landing taxi information for the civil aircraft and/or providing digital information service information for the civil aircraft.
The application provides an air traffic control system and method, which comprises the following steps: the system comprises an earth low-orbit satellite system, a data acquisition and processing unit and a data transmission and processing unit, wherein the earth low-orbit satellite system is used for establishing a first data link between a civil aircraft and an air traffic control command; the geosynchronous orbit satellite system is used for establishing a second data link between the civil aircraft and the air traffic control command; and the air traffic control command is used for acquiring the position information of the civil aircraft through the first data chain and/or the second data chain and carrying out information interaction with the civil aircraft. According to the method, the data chain between the civil aircraft and the air traffic control command is established through the earth low-orbit satellite system and the earth synchronous orbit satellite system, the updating frequency and the positioning precision of the position information of the civil aircraft are improved, the two-way real-time global voice communication between the air traffic control command and a pilot is realized, the low-altitude monitoring problem encountered in the development of general aviation is solved while the utilization rate of airspace resources and the positive rate of flights are improved, a foundation is laid for integrating technologies such as big data and artificial intelligence into the air traffic control command, and the safety margin of flight operation is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an air traffic control system according to an embodiment of the present application;
FIG. 2 is a schematic structural diagram of another air traffic control system provided by an embodiment of the present application;
fig. 3 is a schematic flow chart of an air traffic control method according to an embodiment of the present application.
Detailed Description
The following detailed description will be provided with reference to the accompanying drawings and embodiments, so that how to apply the technical means to solve the technical problems and achieve the corresponding technical effects can be fully understood and implemented. The embodiments and various features in the embodiments of the present application can be combined with each other without conflict, and the formed technical solutions are all within the scope of protection of the present application.
As known from the background art, the ground radar system is used by air traffic control systems in china to realize the main functions of positioning and information transmission of air traffic control systems. The radar comprises an airport field monitoring radar, a primary air traffic control radar and a secondary air traffic control radar. However, the position of the aircraft is refreshed once by 4 seconds by the air traffic control radar, the position detection accuracy of the aircraft is 35 meters, 116 meters and 288 meters when the aircraft is in the range of 18 nautical miles, 60 nautical miles and 200 nautical miles from the radar, the positioning accuracy is reduced along with the increase of the distance, the radar still has a detection blind area in the detection range, the visible distance of the air traffic control radar is limited by the curvature of the earth, so that the aircraft above the ocean cannot be controlled by the radar, and the radar is the root cause of an air traffic control segmentation and zoning command system. In addition, the air traffic control and the aircraft mainly communicate through VHF and low-speed data links. The air traffic control command efficiency is further reduced, so that the air space resource shortage and the flight punctuality rate of China civil aviation are only 80.13% in 2018, and the development of general aviation is also restricted.
In view of this, the present application provides an air traffic control system and method, which solve the technical problems of inaccurate positioning and low information transmission efficiency caused by using a ground radar system in the related art.
Practice ofExample one
Fig. 1 is a schematic flow chart of an air traffic control method according to an embodiment of the present application, and as shown in fig. 1, the method includes:
an earth low earth orbit satellite system 101 for establishing a first data link between a civil aircraft 104 and an air traffic control command 103;
a geosynchronous orbit satellite system 102 for establishing a second data link between the civilian aircraft 104 and the air traffic control command 103;
the air traffic control command 103 is configured to acquire the position information of the civil aircraft 104 through the first data chain and/or the second data chain, and perform information interaction with the civil aircraft 104.
It should be noted that generally, the purpose of aviation control can be achieved by using the first data link established by the geostationary orbit satellite system, but for the sake of safety and insurance, the second data link is established at the same time by using the geostationary orbit satellite system to ensure the correctness of data transmission and the accuracy of positioning the position information of the civil aircraft.
Optionally, the air traffic control command 103 is configured to obtain the position information of the civil aircraft 104 through the first data chain and/or the second data chain, and perform a two-way real-time digital voice call with the civil aircraft 104, provide digital pre-takeoff information to the civil aircraft 104, provide digital post-landing taxi information to the civil aircraft 104, and/or provide digital information service information to the civil aircraft 104.
Optionally, the two-way real-time digital voice call is performed through a VoIP onboard voice gateway.
It should be noted that, compared with the existing ground radar system, the air traffic control command and the aircraft mainly communicate through VHF and low-speed data links, the application adopts the VoIP onboard voice gateway to perform bidirectional real-time digital voice communication, thereby not only realizing global real-time voice communication between the pilot and the air traffic control command, but also further improving the transmission rate of various aviation information and ensuring the real-time performance and accuracy of the aviation information.
Optionally, as shown in fig. 2, another air traffic control system disclosed in an embodiment of the present application, wherein the air traffic control system further includes:
and the ground radar system 105 is used for establishing a third data link between the civil aircraft and the air traffic control command when the low earth orbit satellite system and the geosynchronous orbit satellite system cannot normally operate.
It should be noted that, when the air traffic control system of the present application operates normally, a first data link between the air traffic control command constructed by the earth low earth orbit satellite system and the civil aircraft is used as a main data link, a second data link between the air traffic control command constructed by the earth synchronous orbit satellite system and the civil aircraft is used as a hot standby data link, and the stability of system operation is ensured by a hot standby mode. However, under the extremely individual circumstances, a situation that the earth low-orbit satellite system and the geosynchronous orbit satellite system simultaneously fail or the first data link and the second data link cannot work normally at the same time occurs, at this time, the original ground radar system is used as a standby system to ensure the continuous operation of the air traffic control system, so that the problem caused by the fact that the air traffic control system cannot be used is avoided, time is strived for maintaining the earth low-orbit satellite system and the geosynchronous orbit satellite system, and meanwhile, the safety and stability of the air traffic control system from the radar control system to the satellite control system are ensured to be excessive.
Optionally, the time interval for acquiring the position information of the civil aircraft through the first data chain and/or the second data chain is less than or equal to 2 seconds.
It should be noted that, in the present application, the terrestrial low-orbit satellite system and the geosynchronous orbit satellite system are used to position the position information of the civil aircraft, and the time interval for the air traffic control to command the acquisition and update of the position information of the civil aircraft is less than or equal to 2 seconds, which improves the real-time performance compared with the 4 second time interval of the ground radar system.
Optionally, the positioning accuracy of the position information of the civil aircraft obtained through the first data chain and/or the second data chain is less than or equal to 10 meters.
It should be noted that, in the present application, the position information of the civil aircraft is located by using a low earth orbit satellite system and a geosynchronous orbit satellite system, the location accuracy of the air traffic control commanding to acquire and update the position information of the civil aircraft is less than or equal to 10 meters, and the air traffic control commanding to acquire and update the position information of the civil aircraft can include the world at a distance, so that a blind area incapable of implementing air traffic control does not exist.
Optionally, the civil aircraft is equipped with a GPS positioning system and a barometric pressure gauge.
It should be noted that, the civil aircraft adopting the air traffic control system of the present application needs to be equipped with sensors such as a satellite positioning GPS positioning system and an air pressure gauge, so that the civil aircraft itself has the capability of detecting its own position, and at the same time, can obtain high-precision position information of the civil aircraft through a first data link between an air traffic control command constructed by a low earth orbit satellite system and the civil aircraft and a second data link between the air traffic control command constructed by a geosynchronous orbit satellite system and the civil aircraft.
Optionally, the first data link is a primary data link, and the second data link is a hot standby data link.
It should be noted that, when the air traffic control system of the present application operates normally, a first data link between the air traffic control command constructed by the earth low earth orbit satellite system and the civil aircraft is used as a main data link, a second data link between the air traffic control command constructed by the earth synchronous orbit satellite system and the civil aircraft is used as a hot standby data link, and the stability of system operation is ensured by a hot standby mode.
To sum up, the embodiment of the present application provides an air traffic control system, including: the system comprises an earth low-orbit satellite system, a data acquisition and processing unit and a data transmission and processing unit, wherein the earth low-orbit satellite system is used for establishing a first data link between a civil aircraft and an air traffic control command; the geosynchronous orbit satellite system is used for establishing a second data link between the civil aircraft and the air traffic control command; and the air traffic control command is used for acquiring the position information of the civil aircraft through the first data chain and/or the second data chain and carrying out information interaction with the civil aircraft. According to the method, the data chain between the civil aircraft and the air traffic control command is established through the earth low-orbit satellite system and the earth synchronous orbit satellite system, the updating frequency and the positioning precision of the position information of the civil aircraft are improved, the two-way real-time global voice communication between the air traffic control command and a pilot is realized, the low-altitude monitoring problem encountered in the development of general aviation is solved while the utilization rate of airspace resources and the positive rate of flights are improved, a foundation is laid for integrating technologies such as big data and artificial intelligence into the air traffic control command, and the safety margin of flight operation is improved.
Example two
Based on the air traffic control system disclosed in the above embodiment of the present invention, fig. 3 specifically discloses an air traffic control method applied to the air traffic control system.
As shown in fig. 3, an embodiment of the present invention discloses an air traffic control method, including:
s301, establishing a first data chain between the civil aircraft and the air traffic control command through an earth low-earth orbit satellite system;
s302, establishing a second data link between the civil aircraft and the air traffic control command through a geosynchronous orbit satellite system;
s303, the air traffic control command acquires the position information of the civil aircraft through the first data chain and/or the second data chain, and the information interaction is carried out on the civil aircraft.
Optionally, the step S303, acquiring the position information of the civil aircraft through the first data chain and/or the second data chain, and performing information interaction with the civil aircraft includes:
the method comprises the steps of obtaining position information of the civil aircraft through the first data chain and/or the second data chain, and carrying out two-way digital voice call with the civil aircraft, providing digital pre-takeoff information for the civil aircraft, providing digital post-landing taxi information for the civil aircraft and/or providing digital information service information for the civil aircraft.
Optionally, the two-way real-time digital voice call is performed through a VoIP onboard voice gateway.
It should be noted that, compared with the existing ground radar system, the air traffic control command and the aircraft mainly communicate through VHF and low-speed data links, the application adopts the VoIP onboard voice gateway to perform bidirectional real-time digital voice communication, thereby not only realizing global real-time voice communication between the pilot and the air traffic control command, but also further improving the transmission rate of various aviation information and ensuring the real-time performance and accuracy of the aviation information.
Optionally, as shown in fig. 2, another air traffic control system disclosed in an embodiment of the present application, wherein the air traffic control system further includes:
and the ground radar system 105 is used for establishing a third data link between the civil aircraft and the air traffic control command when the low earth orbit satellite system and the geosynchronous orbit satellite system cannot normally operate.
It should be noted that, when the air traffic control system of the present application operates normally, a first data link between the air traffic control command constructed by the earth low earth orbit satellite system and the civil aircraft is used as a main data link, a second data link between the air traffic control command constructed by the earth synchronous orbit satellite system and the civil aircraft is used as a hot standby data link, and the stability of system operation is ensured by a hot standby mode. However, under the extremely individual circumstances, a situation that the earth low-orbit satellite system and the geosynchronous orbit satellite system simultaneously fail or the first data link and the second data link cannot work normally at the same time occurs, at this time, the original ground radar system is used as a standby system to ensure the continuous operation of the air traffic control system, so that the problem caused by the fact that the air traffic control system cannot be used is avoided, time is strived for maintaining the earth low-orbit satellite system and the geosynchronous orbit satellite system, and meanwhile, the safety and stability of the air traffic control system from the radar control system to the satellite control system are ensured to be excessive.
Optionally, the time interval for acquiring the position information of the civil aircraft through the first data chain and/or the second data chain is less than or equal to 2 seconds.
It should be noted that, in the present application, the terrestrial low-orbit satellite system and the geosynchronous orbit satellite system are used to position the position information of the civil aircraft, and the time interval for the air traffic control to command the acquisition and update of the position information of the civil aircraft is less than or equal to 2 seconds, which improves the real-time performance compared with the 4 second time interval of the ground radar system.
Optionally, the positioning accuracy of the position information of the civil aircraft obtained through the first data chain and/or the second data chain is less than or equal to 10 meters.
It should be noted that, in the present application, the position information of the civil aircraft is located by using a low earth orbit satellite system and a geosynchronous orbit satellite system, the location accuracy of the air traffic control commanding to acquire and update the position information of the civil aircraft is less than or equal to 10 meters, and the air traffic control commanding to acquire and update the position information of the civil aircraft can include the world at a distance, so that a blind area incapable of implementing air traffic control does not exist.
Optionally, the civil aircraft is equipped with a GPS positioning system and a barometric pressure gauge.
It should be noted that, the civil aircraft adopting the air traffic control system of the present application needs to be equipped with sensors such as a satellite positioning GPS positioning system and an air pressure gauge, so that the civil aircraft itself has the capability of detecting its own position, and at the same time, can obtain high-precision position information of the civil aircraft through a first data link between an air traffic control command constructed by a low earth orbit satellite system and the civil aircraft and a second data link between the air traffic control command constructed by a geosynchronous orbit satellite system and the civil aircraft.
Optionally, the first data link is a primary data link, and the second data link is a hot standby data link.
It should be noted that, when the air traffic control system of the present application operates normally, a first data link between the air traffic control command constructed by the earth low earth orbit satellite system and the civil aircraft is used as a main data link, a second data link between the air traffic control command constructed by the earth synchronous orbit satellite system and the civil aircraft is used as a hot standby data link, and the stability of system operation is ensured by a hot standby mode.
To sum up, the embodiment of the present application provides an air traffic control method, including: the system comprises an earth low-orbit satellite system, a data acquisition and processing unit and a data transmission and processing unit, wherein the earth low-orbit satellite system is used for establishing a first data link between a civil aircraft and an air traffic control command; the geosynchronous orbit satellite system is used for establishing a second data link between the civil aircraft and the air traffic control command; and the air traffic control command is used for acquiring the position information of the civil aircraft through the first data chain and/or the second data chain and carrying out information interaction with the civil aircraft. According to the method, the data chain between the civil aircraft and the air traffic control command is established through the earth low-orbit satellite system and the earth synchronous orbit satellite system, the updating frequency and the positioning precision of the position information of the civil aircraft are improved, the two-way real-time global voice communication between the air traffic control command and a pilot is realized, the low-altitude monitoring problem encountered in the development of general aviation is solved while the utilization rate of airspace resources and the positive rate of flights are improved, a foundation is laid for integrating technologies such as big data and artificial intelligence into the air traffic control command, and the safety margin of flight operation is improved.
In the embodiments provided in the present application, it should be understood that the disclosed method can be implemented in other ways. The above-described method embodiments are merely illustrative.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although the embodiments disclosed in the present application are described above, the above descriptions are only for the convenience of understanding the present application, and are not intended to limit the present application. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the disclosure as defined by the appended claims.
Claims (10)
1. An air traffic control system, the system comprising:
the system comprises an earth low-orbit satellite system, a data acquisition and processing unit and a data transmission and processing unit, wherein the earth low-orbit satellite system is used for establishing a first data link between a civil aircraft and an air traffic control command;
the geosynchronous orbit satellite system is used for establishing a second data link between the civil aircraft and the air traffic control command;
and the air traffic control command is used for acquiring the position information of the civil aircraft through the first data chain and/or the second data chain and carrying out information interaction with the civil aircraft.
2. The system of claim 1, wherein the air traffic control command is used for acquiring position information of the civil aircraft through the first data chain and/or the second data chain, and performing two-way real-time digital voice call with the civil aircraft, providing digital pre-takeoff information to the civil aircraft, providing digital post-landing taxi information to the civil aircraft, and/or providing digital intelligence service information to the civil aircraft.
3. The system of claim 1, further comprising:
and the ground radar system is used for establishing a third data link between the civil aircraft and the air traffic control command when the earth low-orbit satellite system and the earth synchronous orbit satellite system cannot normally operate.
4. The system of claim 1, wherein the time interval for obtaining the position information of the civil aircraft through the first data chain and/or the second data chain is less than or equal to 2 seconds.
5. The system of claim 1, wherein the position accuracy of the position information of the civil aircraft obtained through the first data chain and/or the second data chain is less than or equal to 10 meters.
6. The system according to claim 1, characterized in that the civil aircraft is equipped with a GPS positioning system and a barometric pressure gauge.
7. The system of claim 2, wherein the two-way real-time digital voice call is conducted through a VoIP onboard voice gateway.
8. The system of claim 1, wherein the first data link is an active data link and the second data link is a hot standby data link.
9. An air traffic control method, characterized in that the method comprises:
establishing a first data link between the civil aircraft and the air traffic control command through an earth low earth orbit satellite system;
the system comprises a geosynchronous orbit satellite system, a data acquisition and processing unit and a data processing unit, wherein the data acquisition and processing unit is used for acquiring data of a civil aircraft and an air traffic control command;
and the air traffic control command acquires the position information of the civil aircraft through the first data chain and/or the second data chain and carries out information interaction with the civil aircraft.
10. The method according to claim 9, wherein the obtaining of the position information of the civil aircraft and the information interaction with the civil aircraft through the first and/or second data chain comprises:
the method comprises the steps of obtaining position information of the civil aircraft through the first data chain and/or the second data chain, and carrying out two-way digital voice call with the civil aircraft, providing digital pre-takeoff information for the civil aircraft, providing digital post-landing taxi information for the civil aircraft and/or providing digital information service information for the civil aircraft.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116203526A (en) * | 2023-05-04 | 2023-06-02 | 中联金冠信息技术(北京)有限公司 | Target recognition system and method for unmanned aerial vehicle |
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