CN114740888A - Unmanned aerial vehicle monitoring system based on ADS-B and cellular network - Google Patents
Unmanned aerial vehicle monitoring system based on ADS-B and cellular network Download PDFInfo
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- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D1/00—Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots
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- G05D1/101—Simultaneous control of position or course in three dimensions specially adapted for aircraft
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Abstract
The invention discloses an unmanned aerial vehicle monitoring system based on ADS-B and a cellular network, which belongs to the field of unmanned aerial vehicle monitoring, and the unmanned aerial vehicle monitoring system based on ADS-B and the cellular network comprises a user side, an airborne end connected with the user side, and a ground end connected with the user side and the airborne end, wherein the airborne end comprises an ADS-B transmitter for an unmanned aerial vehicle and a flight control system for the unmanned aerial vehicle; the ground terminal comprises an ADS-B receiving module and a cellular network transmitting module, wherein the cellular network transmitting module forwards the ADS-B receiving module and the cellular network transmitting module to the user terminal through a mobile network; the user side comprises a flight plan management system, a cellular network receiving module, a decoding module, a graphical module and a cellular network communication module. The existing ADS-B technology and the cellular network communication technology are fully utilized, so that the non-dead-angle monitoring of the low-height and strong-shielding unmanned aerial vehicle flying in the city can be realized; install airborne equipment as few as possible on unmanned aerial vehicle to reduce unmanned aerial vehicle and keep watch on the cost.
Description
Technical Field
The invention relates to the technical field of unmanned aerial vehicle monitoring, in particular to an unmanned aerial vehicle monitoring system based on ADS-B and a cellular network.
Background
With the rapid development of the aviation industry and information technology, unmanned aerial vehicles are more and more widely applied in the military field and the civil field, and unmanned aerial vehicle monitoring systems are also in the scene.
Patent document No. CN107493457A discloses an unmanned aerial vehicle monitoring system capable of monitoring a monitored area for a long time in all directions.
Patent document No. CN108535723A discloses an unmanned aerial vehicle surveillance radar system, which solves the problem that an open system cannot be formed and a system cannot be developed in an optimal integration manner.
But in the unmanned aerial vehicle monitoring system industry, still there are the defects:
1. monitoring facilities based on ADS-B (broadcast automatic dependent surveillance), defect: for unmanned aerial vehicles flying among buildings in cities, signals are shielded, and no dead-angle monitoring can be realized;
2. ground surveillance radar, defect: the radar reflecting surface of the unmanned aerial vehicle is small, and the low-altitude aircraft flying among urban buildings has monitoring dead angles, no monitoring effect and high cost;
3. the low-altitude monitoring system based on the combination of the global navigation satellite positioning system and the ground cellular network has the defects that: need install comparatively complicated comparatively emission module on unmanned aerial vehicle, the cost is higher, and weight is heavier.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides an unmanned aerial vehicle monitoring system based on ADS-B and a cellular network.
In order to achieve the purpose, the invention adopts the following technical scheme:
an unmanned aerial vehicle monitoring system based on ADS-B and a cellular network comprises a user side, an airborne end connected with the user side and a ground end connecting the user side and the airborne end, wherein the airborne end comprises an ADS-B transmitter for an unmanned aerial vehicle and a flight control system for the unmanned aerial vehicle;
the ground terminal comprises an ADS-B receiving module and a cellular network transmitting module, wherein the cellular network transmitting module forwards the ADS-B receiving module and the cellular network transmitting module to the user terminal through a mobile network;
the user side comprises a flight plan management system, a cellular network receiving module, a decoding module, a graphical module and a cellular network communication module.
Further, the flight control system comprises a global navigation satellite positioning system, an inertial navigation system and a pneumatic altimeter, wherein the global navigation satellite positioning system, the inertial navigation system and the pneumatic altimeter transmit obtained data to the ADS-B transmitter through an unmanned aerial vehicle.
Further, in the process of transmitting data to the ADS-B transmitter, the data is transmitted by adopting a Mallink protocol.
Further, the ADS-B transmitter passes the acquired data to longitude, latitude, altitude and speed information according to the ASTERIX standard, attaches a unique unmanned aerial vehicle call number code approved by the relevant department, and performs broadcast transmission through 1090 MHZ.
Further, the ADS-B receiving module is configured to receive a data packet sent by the ADS-B transmitter, and forward the data packet to the cellular network transmitting module.
Further, the flight plan management system is used for receiving a flight plan sent by an unmanned aerial vehicle operator, wherein the flight plan comprises a flight mission execution date, an unmanned aerial vehicle call number, a preset flight track and the like, and forwarding the flight plan to the imaging module.
Further, the cellular network receiving and decoding module is configured to receive the relevant information forwarded from the ground end, decode the information according to the ASTERIX standard, decode the information into a call sign, a longitude, a latitude, an altitude, and a speed, and forward the information to the graphics module.
Furthermore, the graphic module takes a GIS platform as a core and is used for adding call signs, longitudes, latitudes, heights and speed information of the unmanned aerial vehicle to generate an unmanned aerial vehicle dynamic monitoring interface, namely a user interface, which can be identified and read by a user.
Further, the user interface is used for providing the user with the geographical position coordinates of the unmanned aerial vehicle, height information and speed information, and the dynamic track of the unmanned aerial vehicle can be checked and compared with the flight plan track submitted by an unmanned aerial vehicle operator.
Furthermore, if relevant departments find that the actual flight track of the unmanned aerial vehicle does not accord with the preset flight track, the command can be sent to an unmanned aerial vehicle operator through the cellular network communication module, and the unmanned aerial vehicle operator sends an operation command to the unmanned aerial vehicle to enable the unmanned aerial vehicle to correct the flight track.
Compared with the prior art, the invention has the beneficial effects that:
the system makes full use of the existing ADS-B technology and cellular network communication technology to enable the non-dead-angle monitoring of low-height and strong-shielding unmanned aerial vehicle flying in cities to be possible;
the unmanned aerial vehicle is provided with the airborne equipment as few as possible, so that the monitoring cost of the unmanned aerial vehicle is reduced, the endurance mileage of the unmanned aerial vehicle is improved, and the healthy development of related industries such as unmanned aerial vehicle logistics and the like is promoted;
the airborne end only needs to be provided with ADS-B transmitting equipment, the ADS-B receiving equipment is combined with a ground cellular network base station, the low cost is constructed, and the unmanned aerial vehicle monitoring system without dead angles is realized.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
Fig. 1 is a schematic flow chart of the monitoring system of the drone based on ADS-B and cellular network according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example one
Referring to fig. 1, the unmanned aerial vehicle monitoring system based on ADS-B and cellular network includes a user terminal, an airborne terminal connected with the user terminal, and a ground terminal connecting the user terminal and the airborne terminal, where the airborne terminal includes an ADS-B transmitter for an unmanned aerial vehicle and a flight control system for the unmanned aerial vehicle;
the ground terminal comprises an ADS-B receiving module and a cellular network transmitting module, wherein the cellular network transmitting module forwards the cellular network to the user terminal through a mobile network;
the user side comprises a flight plan management system, a cellular network receiving module, a decoding module, a graphical module and a cellular network communication module.
Example two
Referring to fig. 1, on the basis of the first embodiment, the flight control system includes a global navigation satellite positioning system, an inertial navigation system, and a pneumatic altimeter, where the global navigation satellite positioning system, the inertial navigation system, and the pneumatic altimeter transmit acquired data to the ADS-B transmitter through an unmanned aerial vehicle.
In the specific embodiment of the application, a Mavlink protocol is adopted for transmission in the process of transmitting data to the ADS-B transmitter;
the ADS-B transmitter carries out code passing on the acquired data according to ASTERIX standard on longitude, latitude, altitude and speed information, attaches a unique unmanned aerial vehicle call number code approved by a relevant department, and carries out broadcast type transmission through 1090 MHZ;
the ADS-B receiving module is used for receiving the data packet sent by the ADS-B transmitter and forwarding the data packet to the cellular network transmitting module.
In a specific embodiment of the application, the flight plan management system is configured to receive a flight plan sent by an unmanned aerial vehicle operator, where the flight plan includes a flight mission execution date, an unmanned aerial vehicle call number, a predetermined flight trajectory, and forward the flight plan to the graphical module;
the cellular network receiving and decoding module is used for receiving the relevant information forwarded by the ground terminal, decoding the relevant information according to the ASTERIX standard to obtain call letters, longitude, latitude, height and speed, and forwarding the information to the imaging module;
the graphic module takes a GIS platform as a core and is used for adding call signs, longitudes, latitudes, heights and speed information of the unmanned aerial vehicle to generate an unmanned aerial vehicle dynamic monitoring interface, namely a user interface, which can be identified and read by a user;
the user interface is used for providing the user with the geographic position coordinates of the unmanned aerial vehicle, height information and speed information, and can check the dynamic track of the unmanned aerial vehicle and compare the dynamic track with the flight plan track submitted by an unmanned aerial vehicle operator.
Before operating an unmanned aerial vehicle, an unmanned aerial vehicle operator needs to provide unmanned aerial vehicle related information and operator related information, including 24-hour contact information of the operator, to a city unmanned aerial vehicle supervision department.
In this embodiment, relevant departments need to provide ADS-B call numbers while approving the unmanned aerial vehicle operator to apply for operating the unmanned aerial vehicle, wherein the ADS-B call numbers correspond to the unmanned aerial vehicles one by one and serve as unique identity identification marks of the unmanned aerial vehicles;
if relevant departments find that the actual flight track of the unmanned aerial vehicle does not accord with the preset flight track, the command can be sent to an unmanned aerial vehicle operator through the cellular network communication module, and the unmanned aerial vehicle operator sends a control command to the unmanned aerial vehicle so as to correct the flight track.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. An unmanned aerial vehicle monitoring system based on ADS-B and a cellular network comprises a user side, an airborne end connected with the user side, and a ground end connecting the user side and the airborne end, and is characterized in that the airborne end comprises an ADS-B transmitter for an unmanned aerial vehicle and a flight control system for the unmanned aerial vehicle;
the ground terminal comprises an ADS-B receiving module and a cellular network transmitting module, wherein the cellular network transmitting module forwards the cellular network to the user terminal through a mobile network;
the user side comprises a flight plan management system, a cellular network receiving module, a decoding module, a graphical module and a cellular network communication module.
2. The ADS-B and cellular network based drone surveillance system of claim 1, wherein the flight control system comprises a global navigation satellite positioning system, an inertial navigation system, and a barometric altimeter, wherein the global navigation satellite positioning system, the inertial navigation system, and the barometric altimeter each transmit acquired data to the ADS-B transmitter via the drone.
3. The ADS-B and cellular network based drone monitoring system of claim 2, wherein the data is transferred using Mavlink protocol in transferring the data to the ADS-B transmitter.
4. An ADS-B and cellular network based drone surveillance system according to claim 3, wherein the ADS-B transmitter passes the acquired data through longitude, latitude, altitude and speed information according to the ASTERIX standard, and attaches a unique drone call number code approved by the relevant department, implementing broadcast transmission over 1090 MHZ.
5. An ADS-B and cellular network based drone monitoring system according to claim 4, wherein the ADS-B receiving module is configured to receive data packets sent by the ADS-B transmitter and forward the data packets to the cellular network transmitting module.
6. The ADS-B and cellular network based drone monitoring system of claim 5, wherein the flight plan management system is configured to receive a flight plan from a drone operator, wherein the flight plan includes a flight mission execution date, a drone call sign, a predetermined flight trajectory, etc. and forward to the graphics module.
7. The ADS-B and cellular network based drone monitoring system of claim 6, wherein the cellular network receiving and decoding module is configured to receive relevant information forwarded from the ground end, decode the information according to the ASTERIX standard, decode the information into a call sign, a longitude, a latitude, an altitude and a speed, and forward the information to the graphics module.
8. The ADS-B and cellular network based drone surveillance system according to claim 7, wherein the graphic module is centered on the GIS platform and is used to attach call sign, longitude, latitude, altitude and speed information of the drone and generate a dynamic drone monitoring interface, i.e. user interface, that can be read by the user.
9. The ADS-B and cellular network based drone surveillance system of claim 8, wherein the user interface is configured to provide the user with drone geographic location coordinates, altitude information and speed information, to view the dynamic trajectory of the drone and to compare it to the flight plan trajectory submitted by the drone operator.
10. The ADS-B and cellular network based drone surveillance system of claim 9, wherein if the relevant department finds that the actual flight trajectory of the drone does not match the predetermined flight trajectory, the command is sent to the drone operator through the cellular network communication module, and the drone operator sends the manipulation command to the drone to modify the flight trajectory.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210336947.4A CN114740888A (en) | 2022-03-31 | 2022-03-31 | Unmanned aerial vehicle monitoring system based on ADS-B and cellular network |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210336947.4A CN114740888A (en) | 2022-03-31 | 2022-03-31 | Unmanned aerial vehicle monitoring system based on ADS-B and cellular network |
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