CN205958746U - Anti - unmanned aerial vehicle detection system - Google Patents
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- CN205958746U CN205958746U CN201620945532.7U CN201620945532U CN205958746U CN 205958746 U CN205958746 U CN 205958746U CN 201620945532 U CN201620945532 U CN 201620945532U CN 205958746 U CN205958746 U CN 205958746U
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Abstract
The utility model provides an anti - unmanned aerial vehicle detection system, there is unmanned aerial vehicle picture information's image recognition decoder including camera, the display that has optical lens, automatic follow -up servomechanism, radar installations, main control unit, interference unit and the storage of control camera motion, radar detection, optical image discernment and electromagnetic interference's integration has been realized to the photoelectricity surveillance radar device that adopts radar installations and optics tracker to combine together, plays the important function to the organic integration that improves unmanned aerial vehicle control, optical system and radar installations.
Description
Technical field
This utility model belongs to anti-unmanned air vehicle technique field and in particular to a kind of anti-unmanned plane detection system.
Background technology
With emerging in large numbers of new-type unmanned plane blowout, the contingency related to unmanned plane also constantly enters regarding of people
Open country, carries out criminal activity thing using unmanned plane also no longer rare.Unmanned plane out of control is dropped on pedestrian or object；Amateurish
Unmanned plane operator operates unmanned plane fleet-footed runner no-fly zone, the flight of unmanned plane interference civil aviaton, interference fire fighting action；Mexico and Latin
The drug-pedlar in America just using self-control unmanned plane traffic in drugs, criminal group of Britain using unmanned plane transport secretly drugs, mobile phone and money etc. to
Prisoner.Then, anti-UAS also arises at the historic moment during unmanned plane industry flourishes.
Anti- unmanned air vehicle technique system is followed the tracks of and early warning technology, damaging techniques, perturbation technique and impersonation technology by detecting.
First have to unmanned plane be carried out detect follow the tracks of and early warning, then further according to practical situation, select to unmanned aerial vehicle Strike
Firmly injure or it carried out disturb lost efficacy soft injuring；In addition, also to take aggressive camouflage means of defence and
Means, reduce reconnaissance efficiency and the effect of other side's unmanned plane.How the carrying out of anti-unmanned air vehicle technique effectively to be combined so that anti-no
The overall maximum of man-machine Effect on Detecting, optimization are current problem demanding prompt solutions.
Utility model content
In order to solve, anti-unmanned plane Effect on Detecting is integrally maximum, optimized technical problem, and this utility model provides one
Plant anti-unmanned plane detection system.The optoelectronic monitoring radar installations that combined using radar installations and optical tracking system it is achieved that
The integration of radar detection, optical image recognition and electromagnetic interference, for raising monitoring unmanned, optical system and radar installations
Organically blend and play an important role.
This utility model, in order to realize foregoing invention purpose, adopts the following technical scheme that：
Anti- unmanned plane detection system, including having the video camera of optical lens, display, control the automatic of camera motion
Tracking servo, radar installations, master controller, interference unit and the image recognition decoder of the unmanned plane pictorial information that is stored with；
The signal output part of described video camera connects the signal input part that described image identifies decoder, and described image identifies decoder
Signal output part connects the first signal input part of described master controller, and the signal output part of described radar installations connects described master
The secondary signal input of controller, the first signal output part of described master controller connects the signal input of described video camera
End, the signal input part of the secondary signal outfan described display of connection of described master controller, the 3rd of described master controller the
Signal output part connects the signal input part of described automatic follow-up servomechanism, and the 4th signal output part of described master controller is even
Connect the signal input part of described interference unit；Described interference unit is boundling electromagnetic jammer.
Described image recognition decoder includes the reference library of global various unmanned plane picture information that is stored with, digital video
Stream is directly entered image recognition decoder, completes video acquisition, buffers pretreatment, feature extraction and characteristic matching；By obtain
Characteristics of image is mated with the unmanned plane picture in reference library, thus judging the aircraft having threat.
The control method of this utility model anti-unmanned plane detection system：
A, radar installations carry out coordinate setting to target, and obtain target image by video camera；
Target image and unmanned plane picture are carried out characteristic matching by b, image recognition decoder, if it fails to match, turn
For artificial judgment；If the match is successful, it is judged to the aircraft having threat, and occur in corresponding coordinate points over the display
Prompting；
C, be judged to have the aircraft of threat after, automatic follow-up servomechanism drives camera lens automatic tracking lock target flight
Device, and lock onto target；
After d, lock onto target, interference unit produces and unmanned plane operating frequency identical interference signal, makes unmanned plane lose control
System.
Described radar uses 15Ghz frequency, can investigate the aerial object of Centimeter Level.
Video camera described in the utility model is thermal imaging camera, built-in high definition COMS imaging system.Possesses night vision work(
Can, also can clearly scan aerial aircraft in the evening；Manual confirmation effective target can be passed through on liquid crystal display screen, prevent by mistake
Sentence.
Preferably, described video camera is 1/2in for image sensor size, image resolution ratio 1080p, picture resolution
High-definition camera for 2000W pixel.
Optical lens described in the utility model are made up of the focal length zoom lens of 750 1500mm and gun sight, permissible
It is clearly seen that several kilometers of targets in addition, gun sight fast and easy alignment target.
Anti- unmanned plane detection system described in the utility model also includes GPS positioning device, can quickly show flight
The coordinate position of device.
The built-in DSP image identification system of image recognition decoder described in the utility model.
Low pass filter, A/D sampling module and FIT that interference unit described in the utility model includes being sequentially connected become die change
Block, described FIT conversion module connects the 3rd signal input part of described master controller, the 5th signal output part of master controller
Connect noise maker, the built-in DDS module of described master controller.
After A/D sample quantization, processed by digital filter, carry out FTT conversion, just the work frequency of energy reproducing unmanned plane
Section, stores this frequency range in the host controller, and master controller uses DDS technology reproducing and the same operating frequency of unmanned plane again,
Thus can accurately produce and disturb.Interference unit passes through the working frequency range of active scan unmanned plane, to carry out accurate electricity
Magnetic wave disturbs, and makes interference more efficient, and avoids other normal device and communication are interfered.
Preferably, described DDS module includes being sequentially connected FREQUENCY CONTROL word modules, phase accumulator, data storage
Device, D/A converter and low pass filter.Produce any desired waveform, the waveform stabilization producing by frequency control word
Reliable, simply.
This utility model system adopts GaN power tube and DC-DC power module.The efficiency high of GaN power tube, can be significantly
Reduce heating；DC-DC power module can bring up to 96% power supply conversion efficiency, reduces heating further.
This utility model system is provided with the fin of copper heat conduction in chip position.Set using fan-free at the position of heating
The larger areas of copper heat conducting and heat radiating fin of meter can quickly give the chip cooling of heating.
The beneficial effects of the utility model are：
1st, the optoelectronic monitoring radar installations that this utility model is combined using radar installations and optical tracking system, in radar
Coupled together in image recognition by digitizing technique after scanning target, constitute a complete tracking loop it is achieved that thunder
Reach the integration of detection, optical image recognition and electromagnetic interference, for raising monitoring unmanned, optical system and radar installations
Organically blend and play an important role.
2nd, this utility model adopts the less lens assembly of size, lighter weight, enables the fortune of machinery fast and flexible
Dynamic；Using powerful linear motor, directly can quickly drive camera lens, realize following the tracks of at a high speed.
3rd, this utility model system is based on lock onto target after image recognition, is adopted according to moving state in screen for the target
Servosystem carries out the adjustment of camera lens, thus tracking lock target, radar uses 15Ghz frequency, in radar frequency band is not
A lot, interference is smaller, and the detection to signal is more favourable, can investigate the aerial object of Centimeter Level simultaneously, be particularly well-suited to
For small-sized unmanned plane, by screen and man-machine interactively more quickly and accurately lock onto target.
4th, this utility model system passes through the working frequency range of active scan unmanned plane, to carry out accurate Electromagnetic Interference,
Make interference more efficient, and avoid the interference that other normal device and communication are caused.Interference unit employs flexible DDS
Technology, produces any desired waveform by frequency control word, the waveform stabilization producing, more accurate, and distortion is less.
5th, system radiating effect is good, and because the power dissipation ratio of radar and interference unit is larger, the heating reducing equipment itself is just special
Unimportant.The higher GaN pipe of this utility model service efficiency, can be greatly reduced heating；The efficiency of its secondary source also can be right
Heating impacts, and system brings up to 96% using DC-DC power module power supply conversion efficiency；Adopt in a large number in chip position
The larger areas of copper heat conducting and heat radiating fin of fan-free design can quickly give the chip cooling of heating.
Brief description
Fig. 1 is the system construction drawing of this utility model anti-unmanned plane detection system.
Fig. 2 is the system principle diagram of this utility model optical tracking system.
Fig. 3 is the system principle diagram of this utility model radar installations.
Fig. 4 is the system principle diagram of this utility model interference unit.
In figure is labeled as：1st, video camera, 2, image recognition decoder, 3, display, 4, automatic follow-up servomechanism, 5, main
Controller, 6, radar installations, 7, interference unit.
Specific embodiment
With reference to specific embodiment, essentiality content of the present utility model is described in further detail.
Embodiment 1
As shown in figure 1, anti-unmanned plane detection system, including there is the video camera 1 of optical lens, display 3, control shooting
The automatic follow-up servomechanism 4 of machine motion, radar installations 6, master controller 5, interference unit 7 and the unmanned plane pictorial information that is stored with
Image recognition decoder 2；The signal output part of described video camera 1 connects the signal input part that described image identifies decoder 2, institute
The signal output part stating image recognition decoder 2 connects the first signal input part of described master controller 5, described radar installations 6
Signal output part connect the secondary signal input of described master controller 5, the first signal output part of described master controller 5 is even
Connect the signal input part of described video camera 1, the secondary signal outfan of described master controller 5 connects the signal of described display 3
Input, the 3rd signal output part of described master controller 5 connects the signal input part of described automatic follow-up servomechanism 4, institute
The 4th signal output part stating master controller 5 connects；The signal input part of described interference unit 7.
Embodiment 2
The present embodiment is on the basis of embodiment 1：
Described video camera 1 is thermal imaging camera, built-in high definition COMS imaging system.
Embodiment 3
The present embodiment is on the basis of embodiment 1：
Described video camera 1 is thermal imaging camera, built-in high definition COMS imaging system.
Described automatic follow-up servomechanism 4 by linear motor driven, described video camera 1 for image sensor size is
1/2in, image resolution ratio 1080p, picture resolution is the high-definition camera of 2000W pixel.
Embodiment 4
The present embodiment is on the basis of embodiment 1：
Described video camera 1 is thermal imaging camera, built-in high definition COMS imaging system.
Described automatic follow-up servomechanism 4 by linear motor driven, described video camera 1 for image sensor size is
1/2in, image resolution ratio 1080p, picture resolution is the high-definition camera of 2000W pixel.
Described optical lens are made up of the focal length zoom lens of 800mm and gun sight.
Embodiment 5
The present embodiment is on the basis of embodiment 1：
Described video camera 1 is thermal imaging camera, built-in high definition COMS imaging system.
Described automatic follow-up servomechanism 4 by linear motor driven, described video camera 1 for image sensor size is
1/2in, image resolution ratio 1080p, picture resolution is the high-definition camera of 2000W pixel.
Described optical lens are made up of the focal length zoom lens of 750mm and gun sight.
The described built-in DSP image identification system of image recognition decoder 2.
Embodiment 6
The present embodiment is on the basis of embodiment 1：
Described video camera 1 is thermal imaging camera, built-in high definition COMS imaging system.
Described automatic follow-up servomechanism 4 by linear motor driven, described video camera 1 for image sensor size is
1/2in, image resolution ratio 1080p, picture resolution is the high-definition camera of 2000W pixel.
Described optical lens are made up of the focal length zoom lens of 1500mm and gun sight.
Described anti-unmanned plane detection system also includes GPS positioning device.
Embodiment 7
The present embodiment is on the basis of embodiment 1：
Described video camera 1 is thermal imaging camera, built-in high definition COMS imaging system.
Described automatic follow-up servomechanism 4 by linear motor driven, described video camera 1 for image sensor size is
1/2in, image resolution ratio 1080p, picture resolution is the high-definition camera of 2000W pixel.
Described optical lens are made up of the focal length zoom lens of 1000mm and gun sight.
Described anti-unmanned plane detection system also includes GPS positioning device.
The described built-in DSP image identification system of image recognition decoder 2.
Embodiment 8
The present embodiment is on the basis of embodiment 7：
As shown in figure 4, low pass filter, A/D sampling module and FIT that described interference unit includes being sequentially connected become die change
Block, described FIT conversion module connects the 3rd signal input part of described master controller, the 5th signal output part of master controller
Connect noise maker, the built-in DDS module of described master controller.
Embodiment 9
The present embodiment is on the basis of embodiment 7：
As shown in figure 4, low pass filter, A/D sampling module and FIT that described interference unit includes being sequentially connected become die change
Block, described FIT conversion module connects the 3rd signal input part of described master controller, the 5th signal output part of master controller
Connect noise maker, the built-in DDS module of described master controller.
FREQUENCY CONTROL word modules that described DDS module includes being sequentially connected, phase accumulator, data storage, D/A turn
Parallel operation and low pass filter.
Embodiment 10
The present embodiment is on the basis of embodiment 7：
As shown in figure 4, low pass filter, A/D sampling module and FIT that described interference unit includes being sequentially connected become die change
Block, described FIT conversion module connects the 3rd signal input part of described master controller, the 5th signal output part of master controller
Connect noise maker, the built-in DDS module of described master controller.
FREQUENCY CONTROL word modules that described DDS module includes being sequentially connected, phase accumulator, data storage, D/A turn
Parallel operation and low pass filter.
The system adopts GaN power tube and DC-DC power module.
Embodiment 11
The present embodiment is on the basis of embodiment 7：
As shown in figure 4, low pass filter, A/D sampling module and FIT that described interference unit includes being sequentially connected become die change
Block, described FIT conversion module connects the 3rd signal input part of described master controller, the 5th signal output part of master controller
Connect noise maker, the built-in DDS module of described master controller.
FREQUENCY CONTROL word modules that described DDS module includes being sequentially connected, phase accumulator, data storage, D/A turn
Parallel operation and low pass filter.
The system adopts GaN power tube and DC-DC power module.
The system is provided with the fin of copper heat conduction in chip position.
As shown in figure 3, radar installations of the present utility model is mainly made up of transmitting and reception 2 parts, by PLL inside local oscillator
Circuit produces stable oscillator signal, produces various higher hamonic waves through frequency mixer, defeated after two grades of band filters of one-level
Go out the 15Ghz frequency signal of needs, this signal is very faint, need could promote powerful power after pre-amplification circuit
Pipe, in power amplification, all connects with pulse-modulator in pre-amplification and frequency mixer.Pulse-modulator is subject to Timer Controlling again, because
Signal for radar emission is pulse signal, so intervalometer is controlled by main control unit again, thus can set as needed
Determine scanning speed and the pulse width of radar, to be directed to different use environments and object.
Radar receiving portion, signal initially enters band filter, then low noise amplification, due to the signal frequency of input
Too high so needing to carry out frequency-conversion processing, be also in the presence of local oscillator and frequency mixer, the radar signal reflecting to be transformed to
The relatively low intermediate-freuqncy signal of frequency, simultaneously as the signal amplitude fluctuations reflecting are very greatly so also need to automatic growth control
(AGC) circuit guarantee signal is normal.
This utility model system uses digital radar, detection signal out through A/D conversion and digital filtering after,
Screen shows.Accurate for detection object coordinate is shown the time it is necessary to accurately launching and receiving
Calculate, and Doppler frequency detection, just can calculate distance and speed, the data such as article size.
Embodiment 13
The detection method of this utility model anti-unmanned plane detection system：
A, radar installations carry out coordinate setting to target, and obtain target image by video camera；
Target image and unmanned plane picture are carried out characteristic matching by b, image recognition decoder, if it fails to match, turn
For artificial judgment；If the match is successful, it is judged to the aircraft having threat, and occur in corresponding coordinate points over the display
Prompting if it is decided that being the aircraft of no threat, then returns to a step；
C, be judged to have the aircraft of threat after, automatic follow-up servomechanism drives camera lens automatic tracking lock target flight
Device, and lock onto target；
After d, lock onto target, interference unit produces and unmanned plane operating frequency identical interference signal, makes unmanned plane lose control
System.
The digital video frequency flow of video camera is directly entered image recognition decoder, and described image recognition decoder is adopted by video
Collection, buffers pretreatment, feature extraction, the module composition such as characteristic matching.The whole world that is stored with reference library various unmanned plane figure
Piece data, can quickly judge the machine having threat, can automatically update information bank by the new unmanned type of training identification simultaneously.Figure
As being identified by artificial and machine automatic identification composition, when complex environment machine cannot work, can be by manually doing
In advance, lock onto target.Machine recognition is by the coupling work of high speed processor and hardware complete independently image.
After characteristic matching success, prompting occurs in corresponding coordinate points over the display, and report to the police.Can be with enlarged drawing
As being gone through it is also possible to be selected by automatic tracking servo system target lock-on, so when aircraft is in movement,
When deviateing coordinate points, deviation decision circuitry can produce voltage, removes modulation (PWM) circuit.Driving machine is gone after power amplification
2 motors on frame, carry out rotation both horizontally and vertically.
Claims (8)
1. anti-unmanned plane detection system it is characterised in that：Including there is the video camera of optical lens, display, control video camera
The automatic follow-up servomechanism of motion, radar installations, the image of master controller, interference unit and the unmanned plane pictorial information that is stored with are known
Other decoder；The signal output part of described video camera connects the signal input part that described image identifies decoder, and described image is known
The signal output part of other decoder connects the first signal input part of described master controller, the signal output part of described radar installations
Connect the secondary signal input of described master controller, the first signal output part of described master controller connects described video camera
Signal input part, the secondary signal outfan of described master controller connects the signal input part of described display, described main control
3rd signal output part of device connects the signal input part of described automatic follow-up servomechanism, the 4th signal of described master controller
Outfan connects the signal input part of described interference unit；Described interference unit is boundling electromagnetic jammer.
2. anti-unmanned plane detection system according to claim 1 it is characterised in that：Described video camera images for thermal imaging
Machine, built-in high definition COMS imaging system.
3. anti-unmanned plane detection system according to claim 1 it is characterised in that：Described automatic follow-up servomechanism by
Linear motor driven, described video camera is 1/2in for image sensor size, image resolution ratio 1080p, and picture resolution is
The high-definition camera of 2000W pixel.
4. anti-unmanned plane detection system according to claim 1 it is characterised in that：Described optical lens are by 750
The focal length zoom lens of 1500mm and gun sight composition.
5. anti-unmanned plane detection system according to claim 1 it is characterised in that：Described image recognition decoder is built-in
DSP image identification system.
6. anti-unmanned plane detection system according to claim 1 it is characterised in that：Described interference unit includes being sequentially connected
Low pass filter, A/D sampling module and FIT conversion module, described FIT conversion module connects the 3rd letter of described master controller
Number input, the 5th signal output part of master controller connects noise maker, the built-in DDS module of described master controller.
7. anti-unmanned plane detection system according to claim 6 it is characterised in that：Described DDS module includes connecting successively
FREQUENCY CONTROL word modules, phase accumulator, data storage, D/A converter and the low pass filter connecing.
8. anti-unmanned plane detection system according to claim 1 it is characterised in that：The system adopts GaN power tube and DC-
DC power module, and it is provided with the fin of copper heat conduction in chip position.
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| CN201620945532.7U CN205958746U (en) | 2016-08-25 | 2016-08-25 | Anti - unmanned aerial vehicle detection system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107860265A (en) * | 2017-12-05 | 2018-03-30 | 佛山市海科云筹信息技术有限公司 | A kind of trap setting of the anti-unmanned plane of electromagnetism interference |
| CN108761403A (en) * | 2018-05-31 | 2018-11-06 | 智飞智能装备科技东台有限公司 | A kind of anti-unmanned plane system of defense based on radar |
| TWI655848B (en) * | 2017-02-16 | 2019-04-01 | 易圖科技股份有限公司 | Radio frequency interference system and a method of interference therewith |
| CN111707138A (en) * | 2020-06-24 | 2020-09-25 | 中国人民解放军68302部队保障部 | Image acquisition conversion device, shooting training device and tank shooting training device |
-
2016
- 2016-08-25 CN CN201620945532.7U patent/CN205958746U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI655848B (en) * | 2017-02-16 | 2019-04-01 | 易圖科技股份有限公司 | Radio frequency interference system and a method of interference therewith |
| CN107860265A (en) * | 2017-12-05 | 2018-03-30 | 佛山市海科云筹信息技术有限公司 | A kind of trap setting of the anti-unmanned plane of electromagnetism interference |
| CN108761403A (en) * | 2018-05-31 | 2018-11-06 | 智飞智能装备科技东台有限公司 | A kind of anti-unmanned plane system of defense based on radar |
| CN111707138A (en) * | 2020-06-24 | 2020-09-25 | 中国人民解放军68302部队保障部 | Image acquisition conversion device, shooting training device and tank shooting training device |
| CN111707138B (en) * | 2020-06-24 | 2021-01-05 | 中国人民解放军68302部队保障部 | Image acquisition conversion device, shooting training device and tank shooting training device |
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