CN115096141A - Countercheck method and system for platformized unmanned aerial vehicle - Google Patents
Countercheck method and system for platformized unmanned aerial vehicle Download PDFInfo
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Abstract
A countercheck method and a countercheck system for a platform unmanned aerial vehicle are disclosed, wherein whether a video monitoring module is driven to identify the aerial unmanned aerial vehicle is determined based on the detection condition of a radio frequency detection module; if the unmanned aerial vehicle is confirmed to exist in the air through the detection conditions of the radio frequency detection module and the video monitoring module, the radio frequency interference module is driven to transmit a radio frequency interference signal; driving the virtual satellite signal transmitting module to discontinuously transmit virtual satellite signals so that the unmanned aerial vehicle can repeatedly change a return route; confirming the takeoff position of the unmanned aerial vehicle based on the intersection points of the multiple return routes of the unmanned aerial vehicle. Through a plurality of modules such as coordinating including radio frequency detection module, video monitoring module, radio frequency interference module and virtual satellite signal emission module, realize the counter-control to unmanned aerial vehicle, compare in relying on artifical exclusive use functional module to come counter-control to unmanned aerial vehicle, avoided because of the artificial unmanned aerial vehicle counter-control failure that leads to carelessly, have better unmanned aerial vehicle counter-control ability.
Description
Technical Field
The application relates to the technical field of unmanned aerial vehicle counter-braking, in particular to a method and a system for flatbed unmanned aerial vehicle counter-braking.
Background
With the continuous development of the unmanned aerial vehicle technology, the use threshold of the unmanned aerial vehicle is lower and lower, the number of people holding the unmanned aerial vehicle is increased unprecedentedly, most unmanned aerial vehicle users never receive professional training throughout the whole unmanned aerial vehicle market, the unmanned aerial vehicle flies in the dark, the flight safety is completely guaranteed, and certain threats are caused to the safety and anti-terrorism manufacturing field.
In the prior art, a plurality of technical means are extended to detect and counter-control the intrusion unmanned aerial vehicle, wherein the technical means comprise detection technical means such as radio frequency detection, radar detection and visual detection, and the counter-control means of the unmanned aerial vehicle comprise means such as radio frequency interference. In the practical application process, no matter the detection means or the counter-braking means, the detection means or the counter-braking means are functional means which exist independently, in order to achieve counter-braking of the intruding unmanned aerial vehicle, workers usually analyze and operate different functional modules manually to counter-brake the intruding unmanned aerial vehicle, and the counter-braking failure of the unmanned aerial vehicle is easily caused by misjudgment or negligence of the workers in the mode.
Disclosure of Invention
The invention provides a countercheck method of a platformized unmanned aerial vehicle, which is used for improving the capability of contact cooperation between various detection and countercheck means, and comprises the following steps: the system is applied to an unmanned aerial vehicle counter-control platform comprising a radio frequency detection module, a video monitoring module, a radio frequency interference module and a virtual satellite signal transmitting module;
determining whether to drive the video monitoring module to identify the aerial unmanned aerial vehicle based on the detection condition of the radio frequency detection module;
if the unmanned aerial vehicle is confirmed to exist in the air through the detection conditions of the radio frequency detection module and the video monitoring module, the radio frequency interference module is driven to transmit a radio frequency interference signal;
driving the virtual satellite signal transmitting module to discontinuously transmit virtual satellite signals so that the unmanned aerial vehicle can repeatedly change a return route;
confirming the takeoff position of the unmanned aerial vehicle based on the intersection points of the multiple return routes of the unmanned aerial vehicle.
Through the real-time detection of detection module, then pass through video monitoring module does further differentiates, has realized the all-weather unmanned aerial vehicle of low energy consumption and has surveyed, through the radio frequency interference module carries out radio frequency interference to the air, forces invading unmanned aerial vehicle to predetermine the procedure according to self, returns the flying spot, notes the first return route, then passes through virtual satellite signal emission module transmission virtual satellite signal forces invading unmanned aerial vehicle to get into wrong return orbit, this moment virtual satellite signal emission module stops to send virtual satellite signal, and invading unmanned aerial vehicle returns again, notes the second return route, through the crossing of twice return routes of analytical calculation, determines the position of flyer.
In some embodiments of the present application, in order to detect the return route of the unmanned aerial vehicle, an improvement is made in that the position of the unmanned aerial vehicle is detected by a radar detection module;
if the radio frequency interference module is determined to be started, driving the radar detection module to position the unmanned aerial vehicle;
and driving the radar detection module to detect the unmanned aerial vehicle in the interval of each virtual satellite signal emission of the virtual satellite signal module so as to determine the return path of the unmanned aerial vehicle.
In some embodiments of the application, in order to determine the takeoff position of the unmanned aerial vehicle and further determine the position of the flyer, the method is provided with the following steps of determining a route of the unmanned aerial vehicle during the primary return based on a connection line of a multi-point positioning coordinate of the unmanned aerial vehicle detected by the radar module during the primary return, and obtaining the takeoff position of the unmanned aerial vehicle based on a cross point of the multiple return routes.
In some embodiments of the present application, in order to realize the automatic detection of the unmanned aerial vehicle, the method is improved, and the method for judging the intrusion of the unmanned aerial vehicle is or is:
if the radio frequency detection module detects an unknown radio frequency signal, the radar module is driven to detect the air;
and if the radar module detects that the unmanned aerial vehicle exists in the air, determining the intrusion of the unmanned aerial vehicle.
In some embodiments of the application, in order to enhance the full awareness of the workers and further promote the workers to quickly respond, the method is improved, and a visual terminal is further applied to the unmanned aerial vehicle control platform;
dividing the whole detection area into a plurality of sub detection areas through a visual terminal, and determining the sub detection area where the unmanned aerial vehicle is located based on the detection information of the radio frequency detection module and the video monitoring module; or determining the sub-detection area where the unmanned aerial vehicle is located based on the detection information of the radio frequency detection module and the radar module.
A platformized drone countermeasure system, comprising:
the radio frequency detection module is used for detecting signals which conform to the radio frequency characteristics of the unmanned aerial vehicle in the air;
the video monitoring module is used for distinguishing whether the unmanned aerial vehicle exists in the air;
the radio frequency interference module is used for transmitting a radio frequency interference signal;
the virtual satellite transmitting module is used for transmitting a virtual satellite signal;
the radar detection module is used for detecting the position of the unmanned aerial vehicle;
and the processing module is used for analyzing and processing the signals received from the different modules and driving the different modules according to the analysis and processing results.
According to the detection conditions of the radio frequency detection module and the video monitoring module, the processing module determines whether to drive the radio frequency interference module to send a radio frequency interference signal;
the processing module drives the radio frequency interference module, at the same time, discontinuously drives the virtual satellite transmitting module to transmit a virtual satellite signal, and simultaneously drives the radar detection module to position the unmanned aerial vehicle;
according to the detection of the multiple return routes of the unmanned aerial vehicle by the radar module, the processing module analyzes and calculates the intersection point position of the multiple return routes so as to determine the flying point of the unmanned aerial vehicle.
In some embodiments of this application, in order to judge unmanned aerial vehicle's invasion automatically, improve the system, if the radio frequency detection module finds that there is unknown radio frequency signal in the air, just the radar module detects that there is the flyer in the air, then by processing module judges that there is unmanned aerial vehicle in the air.
In some embodiments of the application, in order to enhance the full-field perception of the staff and enable the staff to respond quickly, the system is improved, and the system further comprises a visualization terminal;
dividing an area where the unmanned aerial vehicle needs to be controlled by the visual terminal, and displaying the area on a display screen of the visual terminal in combination with a map;
according to the unmanned aerial vehicle position information that the radar detection module detected, the dynamic moving point of unmanned aerial vehicle is simulated on the display screen by the visual terminal to enable the staff to determine the position of unmanned aerial vehicle.
In some embodiments of the application, in order to make the staff confirm the flying hand position fast, the system is improved, the display screen of the visual terminal also shows the unmanned aerial vehicle flying starting point analyzed and calculated by the processing module.
In some embodiments of the application, in order to realize unmanned aerial vehicle countering in a larger area, the system is improved, a plurality of sub-countering areas are determined according to the division of the area of the unmanned aerial vehicle needing countering by the visual terminal, and unmanned aerial vehicle countering sites are arranged in the sub-countering areas;
the radio frequency detection module, the video monitoring module, the radio frequency interference module, the virtual satellite transmitting module, the radar detection module and the processing module are all arranged in the countering station.
The utility model provides a method and system are prevented to platformization unmanned aerial vehicle, through coordinating a plurality of modules such as including radio frequency detection module, video monitoring module, radio frequency interference module and virtual satellite signal emission module, realize the prevention to unmanned aerial vehicle, compare in relying on artifical exclusive use function module to come the prevention to unmanned aerial vehicle, not only can carry out unmanned aerial vehicle detection and prevention in all weather, avoided the unmanned aerial vehicle prevention failure because of the people leads to neglecting, have better unmanned aerial vehicle prevention ability.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 illustrates a method flow diagram of an embodiment of a method of a flatbed drone countermeasure method of the present application;
fig. 2 shows a schematic structural diagram of a radio frequency signal detection module applied in an embodiment of the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The embodiment of the application provides a countermeasures method of a platformized unmanned aerial vehicle, which is used for improving the capability of contact cooperation between various detection and countermeasures, and comprises the following steps: the unmanned aerial vehicle anti-braking platform is applied to the unmanned aerial vehicle anti-braking platform comprising a radio frequency detection module, a video monitoring module, a radio frequency interference module and a virtual satellite signal transmitting module.
And determining whether to drive the video monitoring module to identify the aerial unmanned aerial vehicle or not based on the detection condition of the radio frequency detection module.
According to the method for monitoring the video, a worker can manually check the video by means of display equipment, for example, the video monitoring module is connected with an external display, the worker judges whether an unmanned aerial vehicle exists in the air or not through an aerial picture displayed on the display, the method can detect all weather through the radio frequency detection module, if an unknown radio frequency signal is found, the more preferable scheme is to compare the detected radio frequency signal with the radio frequency signal characteristic of the unmanned aerial vehicle, and if a signal which accords with the radio frequency signal characteristic of the unmanned aerial vehicle is found, the worker is informed to distinguish through the video monitoring module, so that the heavy-intensity work of all weather monitoring by the worker is avoided.
According to the video monitoring method, whether an unidentified flying object exists in the air can be automatically judged according to the visual characteristics of the flying object in the air, and whether the unidentified flying object in the air is an unmanned aerial vehicle is determined through radio frequency detection and detection of the unidentified flying object in the air.
If the unmanned aerial vehicle is confirmed to exist in the air through the detection conditions of the radio frequency detection module and the video monitoring module, the radio frequency interference module is driven to emit radio frequency interference signals, so that the unmanned aerial vehicle cannot receive normal radio frequency signals, and at the moment, the unmanned aerial vehicle can fly back according to a program set in the system of the unmanned aerial vehicle.
The driving the virtual satellite signal transmitting module intermittently transmits the virtual satellite signals, and the unmanned aerial vehicle returns through positioning and flying back by itself in real time in the anti-flying process, so that the unmanned aerial vehicle generates misjudgment on the position of the unmanned aerial vehicle by transmitting the virtual satellite signals, and the unmanned aerial vehicle repeatedly changes a return route.
Confirming the takeoff position of the unmanned aerial vehicle based on the intersection points of the multiple return routes of the unmanned aerial vehicle.
Through the real-time detection of detection module, then pass through video monitoring module does further differentiates, has realized the all-weather unmanned aerial vehicle of low energy consumption and has surveyed, through the radio frequency interference module carries out radio frequency interference to the air, forces invading unmanned aerial vehicle to predetermine the procedure according to self, returns the flying spot, notes the first return route, then passes through virtual satellite signal emission module transmission virtual satellite signal forces invading unmanned aerial vehicle to get into wrong return orbit, this moment virtual satellite signal emission module stops to send virtual satellite signal, and invading unmanned aerial vehicle returns again, notes the second return route, through the crossing of twice return routes of analytical calculation, determines the position of flyer.
In some embodiments of the application, in order to be able to detect the return route of the unmanned aerial vehicle, an improvement is made, the position of the unmanned aerial vehicle is detected by the radar detection module.
And if the radio frequency interference module is determined to be started, driving the radar detection module to position the unmanned aerial vehicle.
And in the interval of each virtual satellite signal transmission of the virtual satellite signal module, the radar detection module is driven to detect the unmanned aerial vehicle so as to determine the return path of the unmanned aerial vehicle.
In some embodiments of the application, in order to determine the takeoff position of the unmanned aerial vehicle and further determine the position of the flyer, the method is provided with the following steps of determining a route of the unmanned aerial vehicle during the primary return based on a connection line of a multi-point positioning coordinate of the unmanned aerial vehicle detected by the radar module during the primary return, and obtaining the takeoff position of the unmanned aerial vehicle based on a cross point of the multiple return routes.
In some embodiments of the present application, in order to realize the automatic detection of the unmanned aerial vehicle, the method is improved, and the method for judging the intrusion of the unmanned aerial vehicle is or is: and if the radio frequency detection module detects an unknown radio frequency signal, driving the radar module to detect the air.
And if the radar module detects that the unmanned aerial vehicle exists in the air, determining the intrusion of the unmanned aerial vehicle.
The principle of above-mentioned judgement unmanned aerial vehicle invasion does, there is unknown radio frequency signal in the air radio frequency detection module determination, if exist, through radar module carries out aerial object detection, and under the circumstances that both satisfied, then can judge unmanned aerial vehicle.
In some embodiments of this application, in order to strengthen staff's full perceptibility, and then can make the staff quick corresponding, improve the method, unmanned aerial vehicle counteraction platform still uses visual terminal.
The visual terminal can send control commands of different modules.
Dividing the whole detection area into a plurality of sub detection areas through the visual terminal, and determining the sub detection area where the unmanned aerial vehicle is located based on the detection information of the radio frequency detection module and the video monitoring module; or determining the sub-detection area where the unmanned aerial vehicle is located based on the detection information of the radio frequency detection module and the radar module.
In order to further illustrate the technical idea of the present invention, the technical solution of the present invention will now be described with reference to specific application scenarios.
The existing area needs to be detected and countermarked by the unmanned aerial vehicle, the countermarked and detected by the unmanned aerial vehicle, a corresponding map is firstly led out through the visual terminal and displayed on a display screen of the visual terminal, then a plurality of sub-detection areas are determined according to the preplanning, the terrain, the building structure or the action range of various modules, the sub-detection areas are divided and limited on the display screen of the visual terminal for displaying and marking, so that workers can conveniently identify the sub-detection areas, each sub-detection area is provided with a radio frequency detection module, a video monitoring module, a radio frequency interference module, a virtual satellite transmission module, a radar detection module and a processing module, the modules are mutually cooperated, the detection and the countermarked of the unmanned aerial vehicle are jointly realized, and the method of applying the modules is shown in figure 1;
s100, driving a radio frequency detection module to continuously perform radio frequency detection;
s101, whether a radio frequency detection module detects a radio frequency signal conforming to the radio frequency characteristics of the unmanned aerial vehicle or not is judged, and if yes, S102 is carried out;
s102, driving a video monitoring module to identify whether an unmanned aerial vehicle exists in the air, and if so, entering S103;
s103, driving a radio frequency interference module to transmit a radio frequency interference signal;
s104, driving the virtual satellite signal transmitting module to discontinuously transmit virtual satellite signals;
and S104, determining the takeoff position of the unmanned aerial vehicle based on the intersection point of the multiple return routes detected by the radar detection module for the unmanned aerial vehicle.
And the adjustment driving among the modules is completed by the processing module.
The application also provides a platform unmanned aerial vehicle counter-system, include: the system comprises a radio frequency detection module, a video monitoring module, a radio frequency interference module, a virtual satellite transmitting module and a radar detection module.
The radio frequency detection module is used for detecting signals which conform to the radio frequency characteristics of the unmanned aerial vehicle in the air; the video monitoring module is used for distinguishing whether an unmanned aerial vehicle exists in the air; the radio frequency interference module is used for transmitting radio frequency interference signals; the virtual satellite transmitting module is used for transmitting a virtual satellite signal; the radar detection module is used for detecting the position of the unmanned aerial vehicle; and the processing module is used for analyzing and processing the signals received from the different modules and driving the different modules according to the analysis and processing result.
And according to the detection conditions of the radio frequency detection module and the video monitoring module, the processing module determines whether to drive the radio frequency interference module to send a radio frequency interference signal.
The processing module drives the radio frequency interference module and at the same time drives the virtual satellite transmitting module to transmit a virtual satellite signal discontinuously, and drives the radar detection module to position the unmanned aerial vehicle.
According to the detection of the multiple return routes of the unmanned aerial vehicle by the radar module, the processing module analyzes and calculates the intersection point position of the multiple return routes so as to determine the flying point of the unmanned aerial vehicle.
To explain the invention further, a radio frequency detection module is disclosed, as shown in fig. 2, for the structural design of a small-sized, low-speed commercial unmanned aerial vehicle detection module, a 2.4GHz antenna is responsible for receiving wireless signals communicated by the unmanned aerial vehicle in the frequency band, then the received signals are amplified by a 2.4GHz high-frequency amplifier, and then transmitted to a down converter, the signals in the 2.4GHz frequency band are converted into intermediate-frequency signals, the signals are secondarily amplified by the intermediate-frequency amplifier, then the signals are averagely divided into 8 paths by a power divider, the 8 paths of signals are filtered by 8 bandpass filters respectively, the bandwidth of each bandpass filter is 10MHz, the signals are input to a radio frequency detection module by the bandpass filters, the radio frequency detection module is used for measuring the power of the signals, the output is a voltage signal, a microprocessor of a control board MCU samples the voltage values output by the 8 radio frequency detection modules through an ADC, the voltage values output by the 8 radio frequency detection modules correspond to the signal power of 8 channels, and the power of the finally sampled 8 channels is transmitted to a visual terminal for display by using a network cable through a serial port to network port module.
In some embodiments of this application, in order to judge unmanned aerial vehicle's invasion by automation, improve the system, if there is unknown radio frequency signal in the air in the radio frequency detection module discovery, just there is the flyer in the air in the radar module detection, then by processing module judges that there is unmanned aerial vehicle in the air.
In some embodiments of the application, in order to enhance the full-field perception of the staff and enable the staff to respond quickly, the system is improved, and the system further comprises a visualization terminal;
dividing an area where the unmanned aerial vehicle needs to be controlled by the visual terminal, and displaying the area on a display screen of the visual terminal in combination with a map;
according to the unmanned aerial vehicle position information detected by the radar detection module, the visual terminal simulates a dynamic moving point of the unmanned aerial vehicle on a display screen so that a worker can determine the position of the unmanned aerial vehicle.
In some embodiments of the application, in order to make the staff confirm the flying hand position fast, the system is improved, the display screen of the visual terminal also shows the unmanned aerial vehicle flying starting point analyzed and calculated by the processing module.
In some embodiments of the application, in order to realize unmanned aerial vehicle countering in a larger area, the system is improved, a plurality of sub-countering areas are determined according to the division of the area of the unmanned aerial vehicle needing countering by the visual terminal, and unmanned aerial vehicle countering sites are arranged in the sub-countering areas;
the radio frequency detection module, the video monitoring module, the radio frequency interference module, the virtual satellite transmitting module, the radar detection module and the processing module are all arranged in the countering station.
In order to further explain the technical solution of the present application, the inventive concept of the present application is explained as follows:
according to the first invention concept, the electronic module is used for detecting the radio frequency signals in the air, and if unknown radio frequency signals are detected, whether unknown flying objects exist in the air is determined again, so that whether the unmanned aerial vehicle exists in the air is finally determined.
According to the second inventive concept, the electronic module is used for detecting the radio frequency signals in the air in all weather, and after the radio frequency signals meeting the characteristics of the radio frequency signals of the unmanned aerial vehicle are detected, whether the unmanned aerial vehicle exists in the air is judged by means of manual identification or visual analysis.
According to the third invention concept, the electronic module transmits the radio frequency interference signal to enable the unmanned aerial vehicle to return to the flying starting point according to the built-in program, in the process, the unmanned aerial vehicle is confused to enter an error return path for multiple times by transmitting the discontinuous virtual satellite signal, no person can return to a correct return path again within the interval of virtual satellite signal transmission, and the intersection point of the multiple return paths is the flying starting point of the unmanned aerial vehicle.
The application discloses a method and a system for countermeasures of a platform-based unmanned aerial vehicle, including a radio frequency detection module, a video monitoring module, a radio frequency interference module, a virtual satellite signal transmitting module and other modules through coordination, to realize the countermeasures to the unmanned aerial vehicle, compared with the mode that the unmanned aerial vehicle is countermeasures by relying on a manual independent function module, the method and the system not only can carry out unmanned aerial vehicle detection and countermeasures in all weather, but also avoid the failure of the countermeasures to the unmanned aerial vehicle caused by human negligence, and have better unmanned aerial vehicle countermeasures capability.
Finally, it should be noted that: the above embodiments are merely illustrative of the technical solutions of the present application and are not limiting thereof; although the present application has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not necessarily depart from the spirit and scope of the corresponding technical solutions in the embodiments of the present application.
Claims (10)
1. A method for countering a platformized unmanned aerial vehicle is characterized by being applied to an unmanned aerial vehicle countering platform comprising a radio frequency detection module, a video monitoring module, a radio frequency interference module and a virtual satellite signal transmitting module;
determining whether to drive the video monitoring module to identify the aerial unmanned aerial vehicle or not based on the detection condition of the radio frequency detection module;
if the unmanned aerial vehicle is confirmed to exist in the air through the detection conditions of the radio frequency detection module and the video monitoring module, the radio frequency interference module is driven to transmit a radio frequency interference signal;
driving the virtual satellite signal transmitting module to discontinuously transmit virtual satellite signals so that the unmanned aerial vehicle can repeatedly change a return route;
confirming the takeoff position of the unmanned aerial vehicle based on the intersection points of the multiple return routes of the unmanned aerial vehicle.
2. The method of claim 1, wherein the method comprises the steps of,
the mode of determining the return path of the unmanned aerial vehicle comprises the following steps:
detecting the position of the unmanned aerial vehicle through a radar detection module;
if the radio frequency interference module is determined to be started, driving the radar detection module to position the unmanned aerial vehicle;
and in the interval of each virtual satellite signal transmission of the virtual satellite signal module, the radar detection module is driven to detect the unmanned aerial vehicle so as to determine the return path of the unmanned aerial vehicle.
3. The method of claim 2, wherein when confirming the takeoff position of the drone:
and determining a route of the unmanned aerial vehicle during the primary return flight based on the connecting line of the multi-point positioning coordinates of the unmanned aerial vehicle during the primary return flight detected by the radar module, and obtaining the takeoff position of the unmanned aerial vehicle based on the intersection points of the multiple return flight routes.
4. The method of claim 3, wherein the method for determining the intrusion of the drone is:
if the radio frequency detection module detects an unknown radio frequency signal, the radar module is driven to detect the air;
and if the radar module detects that the unmanned aerial vehicle exists in the air, determining the intrusion of the unmanned aerial vehicle.
5. The method for flatbed drone reflexion according to claim 4, wherein the drone reflexion platform is further applied with a visualization terminal;
dividing the whole detection area into a plurality of sub detection areas through a visual terminal, and determining the sub detection area where the unmanned aerial vehicle is located based on the detection information of the radio frequency detection module and the video monitoring module; or determining the sub-detection area where the unmanned aerial vehicle is located based on the detection information of the radio frequency detection module and the radar module.
6. The utility model provides a platformized unmanned aerial vehicle counter-braking system which characterized in that includes:
the radio frequency detection module is used for detecting signals which conform to the radio frequency characteristics of the unmanned aerial vehicle in the air;
the video monitoring module is used for distinguishing whether the unmanned aerial vehicle exists in the air;
the radio frequency interference module is used for transmitting a radio frequency interference signal;
the virtual satellite transmitting module is used for transmitting a virtual satellite signal;
the radar detection module is used for detecting the position of the unmanned aerial vehicle;
the processing module is used for analyzing and processing the signals received from the different modules and driving the different modules according to the analysis and processing result;
according to the detection conditions of the radio frequency detection module and the video monitoring module, the processing module determines whether to drive the radio frequency interference module to send a radio frequency interference signal;
the processing module drives the radio frequency interference module, at the same time, discontinuously drives the virtual satellite transmitting module to transmit a virtual satellite signal, and simultaneously drives the radar detection module to position the unmanned aerial vehicle;
according to the detection of the multiple return routes of the unmanned aerial vehicle by the radar module, the processing module analyzes and calculates the intersection point position of the multiple return routes so as to determine the flying point of the unmanned aerial vehicle.
7. The system of claim 6, wherein if the RF detection module detects the presence of an unknown RF signal in the air and the radar module detects the presence of a flying object in the air, the processing module determines that the UAV is present in the air.
8. The system of claim 7, further comprising a visualization terminal;
dividing an area where the unmanned aerial vehicle needs to be controlled by the visual terminal, and displaying the area on a display screen of the visual terminal in combination with a map;
according to the unmanned aerial vehicle position information that the radar detection module detected, the dynamic moving point of unmanned aerial vehicle is simulated on the display screen by the visual terminal to enable the staff to determine the position of unmanned aerial vehicle.
9. The system according to claim 8, wherein the display screen of the visual terminal further displays the departure point of the drone analyzed and calculated by the processing module.
10. The system of claim 8, wherein a plurality of sub-countering areas are determined according to the division of the area where the countering unmanned aerial vehicle is needed by the visual terminal, and unmanned aerial vehicle countering stations are arranged in the sub-countering areas;
the radio frequency detection module, the video monitoring module, the radio frequency interference module, the virtual satellite transmitting module, the radar detection module and the processing module are all arranged in the countering station.
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| CN115823954A (en) * | 2022-11-24 | 2023-03-21 | 上海中广核工程科技有限公司 | Unmanned aerial vehicle trapping method for transmitting navigation deception signal |
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