CN105842717A - Anti-UAV(unmanned aerial vehicle) method and system - Google Patents
Anti-UAV(unmanned aerial vehicle) method and system Download PDFInfo
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- CN105842717A CN105842717A CN201610338491.XA CN201610338491A CN105842717A CN 105842717 A CN105842717 A CN 105842717A CN 201610338491 A CN201610338491 A CN 201610338491A CN 105842717 A CN105842717 A CN 105842717A
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- unmanned plane
- signal
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- safety zone
- navigation
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/21—Interference related issues ; Issues related to cross-correlation, spoofing or other methods of denial of service
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
- G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
- H04K3/00—Jamming of communication; Counter-measures
- H04K3/80—Jamming or countermeasure characterized by its function
- H04K3/90—Jamming or countermeasure characterized by its function related to allowing or preventing navigation or positioning, e.g. GPS
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- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
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Abstract
The invention relates to an anti-UAV(unmanned aerial vehicle) method. The method comprises the following steps: presetting a safety area and arranging antennas according to area coverage; simulating a scene, and by generating simulated position information of the safety area, forming an anti-navigation signal received by an unmanned aerial vehicle; and when the unmanned aerial vehicle flies to the margin of the safety area, replacing a real satellite signal received by the unmanned aerial vehicle with the anti-navigation signal to enable the unmanned aerial vehicle to be positioned outside the safety area. The invention also provides an anti-UAV system, which comprises a simulation control computer, an anti-navigation signal simulation subsystem, a time service subsystem and an antenna feeder subsystem. The simulation control computer sends a running command to the anti-navigation signal simulation subsystem; and the anti-navigation signal simulation subsystem simulates and outputs the anti-navigation signal of the safety area based on clock reference provided by the time service subsystem, and sends the anti-navigation signal to the unmanned aerial vehicle through the antenna feeder subsystem. The anti-UAV(unmanned aerial vehicle) method and system can simulate the satellite signal based on a high-precision time synchronization system, and is suitable for quickly establishing a precise anti-UAV system in static/ dynamic areas.
Description
Technical field
The present invention relates to anti-unmanned plane art, refer in particular to the method and system of a kind of anti-unmanned plane.
Background technology
Along with unmanned plane is increased income the continuous ripe of engineering, manufacturing cost and the use cost of unmanned plane constantly reduce；
The unmanned plane emerged in multitude is researched and developed, is manufactured, the civilian unmanned plane of application company also boosting universal, but simultaneously
Also people are brought a series of puzzlement, can arbitrarily be peeped by unmanned plane, steal the privacy in region
The major hidden dangers such as dangerous goods are thrown in information or existence.
Currently, domestic anti-unmanned plane based on capture, destroy unmanned plane, it is achieved means mainly include using micro-
Ripple weapon shoots down, destroys unmanned plane and low latitude interception etc., and such as low latitude interception uses fixed launcher rack or motor-driven
Launcher, time near " shell " target run unmanned plane of injection, discharges big net and snarls target, make it grasp
Indulge and dynamical system is malfunctioning, and the guarantee unmanned plane that releases a parachute steadily lands.But the system of these 2 kinds of modes
Cost is the highest, and range of application is narrower, and hit rate is the highest, and therefore the suppression unmanned plane of economic security is " black
Fly " and counter become current problem demanding prompt solution.
Summary of the invention
For solving defect and deficiency present in above-mentioned prior art, the present invention provide a kind of based on high accuracy time
Between synchronize system emulation and generate anti-navigation signal and realize effectively hitting Attended mode, unmanned, fixing security
Region or the method and system of the anti-unmanned plane in movable security region.The technical solution adopted in the present invention is:
A kind of method of anti-unmanned plane, comprises the following steps:
S1: preset security region, arranges antenna according to regional extent；
S2: simulating scenes, by generating the emulation location information of safety zone, forms the anti-of unmanned plane reception
Navigation signal；
When S3: unmanned plane sails the edge to safety zone, replace unmanned plane by described anti-navigation signal and receive
Real satellite signal, make unmanned plane be positioned at outside described safety zone.
Being improved to further technique scheme, in described S2, the time of described simulating scenes based on
During the high accuracy of satellite navigation time service technology export, base and corresponding pulse per second (PPS) generate, described simulating scenes
Time and the time synchronized of true environment.
Being improved to further technique scheme, in described S2, described emulation location information is deviation
The location point of safety zone or dynamic trajectory.
Being improved to further technique scheme, in described S3, described unmanned plane is positioned at described safety
Include outside region that described unmanned plane sails out of described safety zone according to anti-navigation signal or described unmanned plane loses
Control in the edge of described safety zone.
Being improved to further technique scheme, before described S3, described unmanned plane is according to accusing path
The edge of flight extremely described safety zone, when receiving described anti-navigation signal, described unmanned plane sails out of described
Behind safety zone, start step S4: unmanned plane receives real satellite signal again, sails to described safety zone
Edge, repeat step S3, circulate with this.
Being improved to further technique scheme, described satellite navigation system include BDS, GPS,
At least one in GLONASS, GALILEO, QZSS and GAGAN.
The present invention also provides for the system of a kind of anti-unmanned plane, imitates including Simulation Control computer and anti-navigation signal
True subsystem, time service subsystem, antenna feeder subsystem, described Simulation Control computer provides human-computer interaction interface,
And send operating instruction to described anti-ballistic boat signal simulation subsystem, described anti-ballistic boat signal simulation subsystem base
In the anti-navigation signal of safety zone described in the clock reference simulation data that time service subsystem provides, and by described
Anti-navigation signal is launched to unmanned plane by described antenna feeder subsystem, and described anti-ballistic boat signal includes emulation location
Information.
Being improved to further technique scheme, described emulation location information is the position of deviation safety zone
Put a little or dynamic trajectory.
Being improved to further technique scheme, described operating instruction includes arranging anti-pilot signal power
In the trace information of size, ephemeris information, signal modulation system, error model and emulation safety zone extremely
Few one.
Being improved to further technique scheme, described anti-ballistic boat signal simulation subsystem includes that signal is raw
Becoming module, described signal generation module includes Base Band Unit, upconverting unit and signal power control unit,
Described Base Band Unit receives the clock reference of described time service subsystem, carries out vector through described upconverting unit
Modulation, then export anti-navigation signal by described signal power control unit to antenna feeder subsystem.
Being improved to further technique scheme, described time service subsystem includes at interconnective time-frequency
Reason module, the time service receiver module of satellite navigation and AIM, described time frequency processing module also includes
Time service receiver module to satellite navigation is monitored the system performance monitoring process list of the satellite navigation controlled
Unit, described AIM connects described Base Band Unit.
Being improved to further technique scheme, described satellite navigation system include BDS, GPS,
At least one in GLONASS, GALILEO, QZSS and GAGAN, or described satellite navigation system includes
In BDS, GPS, GLONASS, GALILEO, QZSS and GAGAN any two kinds and above combined defend
Star navigates, and described combined satellite navigation is supervised by the system performance monitoring processing unit of described satellite navigation
Observing and controlling system, forms Hot Spare technology.
Being improved to further technique scheme, described antenna feeder subsystem includes power divider and at least
One antenna, described antenna is arranged in center and/or the edge of safety zone.
Or, described antenna feeder subsystem is anti-unmanned plane rifle, and described anti-unmanned plane rifle arranges circular polarisation
Antenna, for launching the anti-navigation signal that anti-ballistic boat signal simulation subsystem generates.
Compared with prior art, the having the beneficial effect that of the method and system of the anti-unmanned plane of the present invention
1, simulating scenes is based on satellite navigation time service technology, base and corresponding pulse per second (PPS) during output high accuracy,
Any satellite navigation system of all standing, the emulation signal of the method generation and true environment real-time synchronization, also may be used
To set up combined satellite navigation system, by monitoring is implemented in all types of satellite navigations, utilize heat
Redundancy technique, it is ensured that time service pulse per second (PPS) seriality in phase place, thus ensure that system optimal, pass through
AIM output split-second precision information, 1PPS signal, improve the reliability of time service, postpone extremely low,
Inveigle effective, unmanned plane can be realized or sail out of this safety zone according to anti-navigation signal, or this is unmanned
Machine is out of control in the edge of this safety zone, gets lost at the edge of safety zone and causes this unmanned plane mistake to fly, or
It is that the number between unmanned plane and its charge center passes link failure, causes UAS to collapse；
2, by the satellite navigation signals induction unmanned plane of output high accuracy real-time simulation, it is not necessary to set up microwave and send out
Penetrate base station and intercept system of defense without arranging low latitude, the anti-UAS built according to the present invention, cost
Economy, and pollution-free without impact on surrounding enviroment, and applied widely, be not only suitable to the weight of all kinds of static state
The regions such as important place, big sport meeting such as military area, Party and government offices location, prison are wanted to build complete
The static unmanned plane no-fly zone of period round-the-clock long-term laying, the routine being applicable to again dynamic strategic road is patrolled
Patrol, the region routine of large-scale critical facility is gone on patrol, important persons goes on a journey fleet's protection, valuable source is escorted anti-
Protect region etc., need startup system according to task, build dynamic unmanned plane no-fly zone, fundamentally control with
Strike back " black fly " of unmanned plane in zone of protection；
3, can also according to safety zone environment, range size flexible configuration antenna or anti-unmanned plane rifle,
Realize anti-navigation signal to the precisely induction of unmanned plane and to strike back, be effectively increased unmanned/Attended mode
Security in safety zone；
4, contrasting prior art in terms of efficiency, cost and safety etc., the present invention is simple and practical, economic and environment-friendly,
Can be according to protection zone size and the environment the most anti-UAS of flexible fast construction, the anti-ballistic boat of output
Signal power is the most controlled, it is ensured that it does not affects the navigation system of protection zone other electronic equipments of periphery
Normal use.
More preferably understand in order to the above-mentioned and other aspect of the present invention is had, especially exemplified by preferred embodiments below, and
Coordinate accompanying drawing, be described in detail below:
Accompanying drawing explanation
Fig. 1 is the method flow diagram of one embodiment of the present invention；
Fig. 2 is the method flow diagram of one embodiment of the present invention；
Fig. 3 is that the system of one embodiment of the present invention constitutes schematic diagram；
Fig. 4 is the system structure schematic diagram of one embodiment of the present invention；
Fig. 5 is the anti-navigation signal generating principle figure of one embodiment of the present invention；
Fig. 6 is the time service subsystem design principle figure of one embodiment of the present invention.
Illustrate:
10, anti-UAS；1, Simulation Control computer；2, anti-ballistic boat signal simulation subsystem；21、
Signal generation module；211, Base Band Unit；212, upconverting unit；213, signal power control unit；
3, time service subsystem；31, time frequency processing module；311, the system performance monitoring processing unit of satellite navigation；
312, frequency marking synthesis unit 312 time；32, the time service receiver module of satellite navigation；33, AIM；
4, antenna feeder subsystem；41, power divider；42, antenna；5, unmanned plane.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is further illustrated.
As it is shown in figure 1, be the method flow diagram of one embodiment of the present invention: a kind of method of anti-unmanned plane,
Comprise the following steps: S1: preset security region, arrange antenna according to regional extent；
S2: simulating scenes, by generating the positional information of safety zone, forms the anti-ballistic boat that unmanned plane receives
Signal；
S3: when unmanned plane sails the edge to safety zone, replaces unmanned plane by described anti-navigation signal and connects
The real satellite signal received, makes unmanned plane be positioned at outside described safety zone.
To needing to improve the region of security, safety zone scope is set, arranges according to the size of safety zone
Antenna, such as by arranging the centre coordinate point in this region, or periphery coordinate points, increase by calculating antenna
The factors such as benefit, free space loss, arrange rational edge antenna；Simulating scenes, imitating in simulating scenes
True place information is the deception position signalling of a deviation safety zone, is transmitted into unmanned plane by edge antenna
The anti-navigation signal that can receive, when unmanned plane sails the edge to this safety zone, from receiving real satellite letter
Number it is switched to the anti-navigation signal receiving one with emulation safety zone positional information so that unmanned plane
Cannot the real target area of identification, cause cannot be introduced into this safety zone, be always positioned at this safety zone it
Outward, it is achieved the fixing reliable control in security region unmanned plane " black fly " so that this safety zone forms
" no-fly " region, the safety zone of this static state goes for little to laboratory, meeting room, greatly to body
Educate important places such as the important military area such as shop, school, hospital, Party and government offices location, prison, large-scale
Sport meetings etc., build the unmanned plane no-fly zone of all the period of time round-the-clock long-term laying, are formed and fly nobody for black
Effective barrier of machine.
In like manner, or the safety zone that safety zone is a movement preset, such as a fleet's row run
Sail region, then antenna is arranged in fleet, along with fleet moves together, the safety zone in simulating scenes
Positional information is the positional information of a deviation safety zone, is transmitted into what unmanned plane can receive by antenna
Anti-navigation signal, when the unmanned plane of " black fly " sails the edge to this safety zone, from receiving real satellite letter
Number it is switched to the anti-navigation signal receiving one with emulation safety zone positional information so that unmanned plane
Cannot the real target area of identification, cause the fleet that cannot follow traveling to enter this safety zone, all the time position
Outside this safety zone, usual this dynamic security region go for strategic road conventional patrol,
The region routine patrol of large-scale critical facility, important persons are gone on a journey, and fleet protects, valuable source escorts protection etc.
Region, needs startup system according to task, builds dynamic unmanned plane no-fly zone, and system launches anti-navigation signal,
Realizing on specific enforcement circuit blocking the black trick flying Navigation of Pilotless Aircraft parts, effective barrier is black flies unmanned plane.
Concrete, in described S2, the time of simulating scenes is based on satellite navigation time service technology export high-precision
Du Shiji and corresponding pulse per second (PPS) generate, the time of described simulating scenes and the time synchronized of true environment,
Postpone to control in nanosecond., this method emulation produces the anti-ballistic boat letter of actual deviation protection zone, a position
Number, due to the real-time synchronization with true environment, this anti-ballistic boat signal delay is extremely low, inveigles effective, output
Anti-pilot signal power the most controlled, it is ensured that in it does not affects protection zone and periphery other navigation
System normally uses.
Preferably, the emulation location information in simulating scenes is to deviate the location point of this safety zone or dynamic rail
Mark, can be the simulating scenes that a real simulating scenes can also be virtual, such as, need the place of safety of protection
True coordinate position, territory is certain Xicheng District, city the 100th, and the location point emulated then can be set as certain west city, city
District the 1st, such as certain Xicheng District, city the 1st can be the points of necessary being in reality, also or emulation one
Individual at any time change dynamic trajectory, also or according to dynamic security simulation of domain one be at any time change
Dynamic trajectory or static point or position, these location points or dynamic trajectory all pass through sky with anti-ballistic boat signal form
The unmanned plane that line is transmitted to sail receives.
Being improved to further technique scheme, in described S3, unmanned plane be positioned at this safety zone it
Including outward two kinds of situations, one is that unmanned plane sails out of this safety zone according to anti-navigation signal, and one is this nothing
Man-machine out of control in the edge of this safety zone, get lost at the edge of safety zone and cause this unmanned plane mistake to fly, or
Person is that the number between unmanned plane and its charge center passes link failure, causes UAS to collapse.
Concrete, embodiment method flow diagram as shown in Figure 2, before described S3, described unmanned plane is according to finger
The flight of control path, to the edge of described safety zone, when receiving described anti-navigation signal, sails out of described safety
Behind region, start step S4: unmanned plane receives real satellite signal again, sails the limit to described safety zone
Edge, repeats step S3, circulates with this.Unmanned plane flies to the edge of described safety zone according to charge path,
Unconsciously take over seamlessly this anti-navigation signal of reception from the real satellite location signal of reception, when receiving
When simulating scenes is the anti-navigation signal of the deviation location point of safety zone or dynamic trajectory, according to the finger with him
Control path comparison, finds that when this safety zone is not to accuse destination locations to be arrived, then this unmanned plane sails out of
Behind safety zone, again receive real satellite signal and reorientate, be limited by the charge path flight of unmanned plane,
Sail the edge of safety zone into, circulate S3 and S4 step with this, so that unmanned plane cannot invade this all the time
Safety zone.
Be improved to further, satellite navigation system include BDS, GPS, GLONASS, GALILEO, QZSS and
At least one in GAGAN, can any one satellite navigation system compatible, applied range, it is also possible to real
Any in combination of two or more of existing satellite navigation, by Hot Spare technology, it is ensured that time service pulse per second (PPS) is in phase place
On seriality, when this programme determines satellite source switching, first determine whether in system the time of stable difference
With the time of setting, take to switch immediately peace sliding cutting respectively and brought satellite source switching, thus ensure that and defend
The optimality of star navigation switching, thus export split-second precision information, 1PPS signal, improve satellite navigation and award
Time reliability.Wherein, GPS (Global Positioning System, be generally called for short GPS) is fixed for the whole world
Position system, also known as GPS；Glonass is glonass system, is that Russian " lead by Global Satellite
Boat system GLOBAL NAVIGATION SATELLITE SYSTEM " abbreviation；GALILEO(Galileo
Positioning System) it is GALILEO positioning system；BDS(BeiDou Navigation Satellite
System, BDS) it is China's Beidou satellite navigation system, it is the Chinese GPS developed voluntarily；
QZSS (Quasi-Zenith Satellite System) is the quasi-zenith satellite system that Japan promotes；
GAGAN (GPS Aided Geo Augmented Navigation) is India's radio navigation satellite system.
The present invention also provides for the system 10 of a kind of anti-unmanned plane, as it is shown on figure 3, include Simulation Control computer
1 and anti-ballistic boat signal simulation subsystem 2, time service subsystem 3, antenna feeder subsystem 4, Simulation Control computer 1
Human-computer interaction interface is provided, and sends operating instruction extremely described anti-ballistic boat signal simulation subsystem 2, described anti-ballistic
Boat signal simulation subsystem 2 emulates the anti-navigation signal of safety zone according to the clock reference of time service subsystem 3,
And anti-navigation signal is launched to unmanned plane 5 by described antenna feeder subsystem 4, described anti-navigation signal is safety
The emulation location information in region.Preferably, described emulation location information is the location point of deviation safety zone
Or dynamic trajectory.
Concrete, operating instruction includes arranging anti-pilot signal power size, ephemeris information, signal modulation methods
At least one in the trace information of formula, error model and emulation safety zone, enters technique scheme
One step is improved to, and as shown in Figure 6, anti-ballistic boat signal simulation subsystem 2 includes signal generation module 21, letter
Number generation module 21 includes Base Band Unit 211, upconverting unit 212 and signal power control unit 213,
Described Base Band Unit 211 receives the clock reference of time service subsystem 3, adjusts through upconverting unit 212 vector
System, then export anti-navigation signal by described signal power control unit 213 to antenna feeder subsystem.Base band list
Unit 211 uses Digital Signal Processing, structure is made up of base band FPGA and base band DA, jointly completes
The precise delay of digital baseband signal controls and code, carrier phase control, and Base Band Unit 211 is total by data
Line and Simulation Control computer 1 exchange data and instruction, control including navigation message, observation data, state
Arrange with parameter.Base Band Unit 211 analog signal output pattern is used for producing IQ differential pair signal, and warp
Cross upconverting unit 212 to carry out Vector Modulation and outwards export by signal power control unit 213 again and truly
The anti-navigation signal that ambient time synchronizes.
Time service subsystem design principle figure as shown in Figure 5, when wherein time service subsystem 3 includes interconnective
Frequently processing module 31, the time service receiver module 32 of satellite navigation, AIM 33, described time frequency processing
Module 31 also includes the system that the time service receiver module 32 of satellite navigation is monitored the satellite navigation of control
Performance monitoring processing unit 311 and time frequency marking synthesis unit 312, the time frequency marking synthesis unit in the present embodiment
312 use the digital phase demodulation of high accuracy and high accuracy DDS method, frequency are produced and separate with rectification, agitator
It is operated in free-run mode.Phase discriminator uses time expansion technique so that the temporal resolution of phase discriminator reaches
To 0.5ns, thus solve the requirements for high precision of phase discriminator, and the data obtained from high accuracy phase discriminator are entered
Row intelligent filter, completes the correction to local clock by the clock correction data of generation being sent in DDS of producing,
Producing the output of difference frequency marking, device carries out noise reduction process after filtering.Frequency after preliminary corrections is sent into pulse and is closed
Grow up to be a useful person, after entering debounce, shaping circuit process, complete zero calibration and the pulse width control of pulse per second (PPS),
Pps pulse per second signal is exported through drive circuit.AIM 34 connects in anti-ballistic boat signal simulation subsystem 2
The Base Band Unit 211 of signal generation module 21, the clock reference of time service subsystem 3 passes through application interface mould
Block 34 is transferred to Base Band Unit 211 and receives, and through upconverting unit 212 Vector Modulation, then pass through signal
Power control unit 213 exports anti-navigation signal to antenna feeder subsystem.
Preferably, satellite navigation system includes BDS, GPS, GLONASS, GALILEO, QZSS and GAGAN
In at least one, it is also possible to be in BDS, GPS, GLONASS, GALILEO, QZSS and GAGAN appoint
Anticipate two kinds and above combined satellite navigation, this anti-UAS by compatible any one or two kinds and
Above combined satellite navigation system, applied range, when existence two kinds and above combined satellite are led
During boat system, such as: BDS and GPS system, there is System level gray correlation in BDS and GPS time stamp, target when can cause
Saltus step, generally cannot ensure pps pulse per second signal seriality in phase place.Shown in Fig. 5 and 6, should
The system performance monitoring processing unit 311 of time service subsystem time frequency processing module 31 Satellite navigation can be distinguished
BDS, GPS single system implemented respectively monitoring and be controlled processing, utilizing both to form Hot Spare technology,
Ensure time service pulse per second (PPS) seriality in phase place, it is ensured that two kinds and above satellite navigation time service pulse per second (PPS) exist
Seriality in phase place, in combined satellite navigation system, when determining satellite source switching, first determines whether
The time of stable difference and the time of setting in system, take to switch peace sliding cutting immediately respectively and brought satellite
Source switches, thus ensure that the optimality that satellite navigation switches, thus exports split-second precision information, 1PPS
Signal, improves the reliability of satellite navigation time service.
Therefore compared to prior art, when anti-ballistic boat signal simulation subsystem in native system 2 is based on high accuracy
Between synchronize system, generate the emulation signal that a fraudulence is fabulous, the strong 10dB of signal intensity ratio actual signal with
On, it is ensured that unmanned plane is unconsciously switched to receive the anti-ballistic boat that this programme generates at safety zone edge-smoothing
Signal, thus reach the effect of deception, sail out of safety zone or out of control in edge, safety zone.Export simultaneously
Anti-pilot signal power the most controlled, it is ensured that it does not affects other navigation system of safety zone periphery
Normal use.Being improved to further technique scheme, as shown in Figure 4, antenna feeder subsystem 4 includes
Power divider 41 and at least one antenna 42, antenna 42 is arranged in center and/or the edge of safety zone,
The factor such as landform according to safety zone and environment, such as by arranging the centre coordinate point in this region, or
Periphery coordinate points, by calculating the factors such as link load, antenna gain, free space loss, is arranged rationally
Quantity and the antenna 42 of spacing, be unlikely to quantity very few, and the anti-ballistic boat signal intensity of transmission is the most weak so that nothing
Human-machine interface can not receive；Also it is unlikely to quantity too much, causes the anti-ballistic boat signal intensity sent too high, the zone of influence
In territory or the operation of electronic equipment of periphery.Anti-ballistic boat signal simulation subsystem 2 controls what software loading prestored
Simulating scenes, control and regulation export anti-pilot signal power, the anti-navigation signal merit by power divider 41
Putting, be transmitted on antenna 42, radiation covers whole safety zone, it is achieved this region becomes no-fly zone, often
Fixing safety zone (such as school, hospital, the stadiums) scope of rule, antenna 42 can be laid in roof,
Or on the concrete coordinate position at edge, safety zone；Follow the conventional patrol of strategic road, large-scale for another example
The region routine patrol of critical facility, important persons are gone on a journey, and fleet protects, valuable source is escorted protection etc. and moved
During safety zone, then antenna can be arranged onboard, as long as the regional extent of whole fleet can be radiated,
The most flexible.
In another embodiment, antenna feeder subsystem 4 is substituted by anti-unmanned plane rifle, and anti-unmanned plane rifle sets
Put circular polarized antenna, for launching the anti-navigation signal that anti-ballistic boat signal simulation subsystem 2 generates, have people
Anti-unmanned plane rifle is held in security region on duty, launches anti-ballistic boat signal simulation subsystem 2 by circular polarized antenna
The anti-navigation signal generated the most precisely hits the unmanned plane of exotic invasive.
Illustrated by above example, this programme can according to need the regional environment of security, area, either with or without
People is on duty selects arrangement antenna feeder subsystem or anti-unmanned plane rifle equipment with a definite target in view.This programme realizes anti-
Navigation signal precisely inducing and counterattack the black unmanned plane flown, is effectively increased unmanned/Attended mode
Security in safety zone, it is adaptable to little to laboratory, meeting room, greatly to gymnasium, school, hospital,
The regions such as prison, cover safety zone either statically or dynamically.In terms of efficiency, cost and safety etc., contrast is existing
Having technology, the present invention is simple and practical, economic and environment-friendly, the most quickly can take according to protection zone size and environment
Build accurate reliable anti-UAS.
Embodiment described above only have expressed the several embodiments of the present invention, and it describes more concrete and detailed,
But therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that, for this area
Those of ordinary skill for, without departing from the inventive concept of the premise, it is also possible to make some deformation and
Improving, these broadly fall into protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be with appended
Claim is as the criterion.
Claims (12)
1. the method for an anti-unmanned plane, it is characterised in that comprise the following steps:
S1: preset security region, arranges antenna according to regional extent；
S2: simulating scenes, by generating the emulation location information of safety zone, forms the anti-of unmanned plane reception
Navigation signal；
S3: when unmanned plane sails the edge to safety zone, replaces unmanned plane by described anti-navigation signal and connects
The real satellite signal received, makes unmanned plane be positioned at outside described safety zone.
The method of anti-unmanned plane the most according to claim 1, it is characterised in that in described S2,
Base and corresponding second arteries and veins during the time of described simulating scenes high accuracy based on satellite navigation time service technology export
Punching generates, the time of described simulating scenes and the time synchronized of true environment.
The method of anti-unmanned plane the most according to claim 2, it is characterised in that in described S2,
Described emulation location information is location point or the dynamic trajectory of deviation safety zone.
The method of anti-unmanned plane the most according to claim 3, it is characterised in that in described S3,
Described unmanned plane includes outside being positioned at described safety zone that described unmanned plane sails out of described peace according to anti-navigation signal
Region-wide or described unmanned plane is out of control in the edge of described safety zone.
The method of anti-unmanned plane the most according to claim 4, it is characterised in that before described S3,
Described unmanned plane is according to accusing the path flight edge to described safety zone, when receiving described anti-ballistic boat letter
Number time, outside described unmanned plane is positioned at described safety zone and after sailing out of described safety zone, start step S4:
Unmanned plane receives real satellite signal again, sails the edge to described safety zone, repeats step S3, with this
Circulation.
6. the system of an anti-unmanned plane, it is characterised in that include Simulation Control computer and anti-navigation signal
Simulation subsystem, time service subsystem, antenna feeder subsystem, described Simulation Control computer provides man-machine interaction circle
Face, and send operating instruction to described anti-ballistic boat signal simulation subsystem, described anti-ballistic boat signal simulation subsystem
The anti-navigation signal of safety zone described in system clock reference simulation data based on the offer of time service subsystem, and will
Described anti-navigation signal is launched to unmanned plane by described antenna feeder subsystem, and described anti-ballistic boat signal includes emulation
Positional information.
The system of anti-unmanned plane the most according to claim 6, it is characterised in that described emulation location is believed
Breath is for deviateing location point or the dynamic trajectory of safety zone.
The system of anti-unmanned plane the most according to claim 7, it is characterised in that described operating instruction bag
Include and anti-pilot signal power size, ephemeris information, signal modulation system, error model and emulation safety are set
At least one in the trace information in region.
The system of anti-unmanned plane the most according to claim 8, it is characterised in that described anti-navigation signal
Simulation subsystem include signal generation module, described signal generation module include tape cell, upconverting unit and
Signal power control unit, described Base Band Unit receives the clock reference of described time service subsystem, through described
Upconverting unit carries out Vector Modulation, more anti-to the output of antenna feeder subsystem by described signal power control unit
Navigation signal.
The system of anti-unmanned plane the most according to claim 9, it is characterised in that described time service subsystem
System includes interconnective time frequency processing module, the time service receiver module of satellite navigation and AIM,
Described time frequency processing module also includes the satellite navigation that the time service receiver module of satellite navigation is monitored control
System performance monitoring processing unit and time frequency marking synthesis unit, described AIM connect described base
Tape cell.
The system of 11. anti-unmanned planes according to claim 10, it is characterised in that described satellite navigation
System include in BDS, GPS, GLONASS, GALILEO, QZSS and GAGAN at least any one；Or
Person, described satellite navigation system includes in BDS, GPS, GLONASS, GALILEO, QZSS and GAGAN
Any two kinds and above combined satellite navigation, the system performance monitoring processing unit pair of described satellite navigation
Described combined satellite navigation is monitored controlling, and forms Hot Spare technology.
12. according to the system of the anti-unmanned plane according to any one of claim 6 to 11, it is characterised in that
Described antenna feeder subsystem includes power divider and at least one antenna, and described antenna is arranged in safety zone
Center and/or edge；Or, described antenna feeder subsystem is anti-unmanned plane rifle, on described anti-unmanned plane rifle
Arranging circular polarized antenna, described helical antenna is for launching the anti-ballistic boat that anti-ballistic boat signal simulation subsystem generates
Signal.
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| CN201610338491.XA CN105842717B (en) | 2016-05-19 | 2016-05-19 | A kind of method and system of anti-unmanned plane |
| PCT/CN2017/073895 WO2017197939A1 (en) | 2016-05-19 | 2017-02-17 | Anti-unmanned aerial vehicle method and system |
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| CN201610338491.XA CN105842717B (en) | 2016-05-19 | 2016-05-19 | A kind of method and system of anti-unmanned plane |
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| CN105842717B (en) | 2018-10-16 |
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