CN205679762U - Dangerous goods detecting devices hidden by millimetre-wave radar - Google Patents
Dangerous goods detecting devices hidden by millimetre-wave radar Download PDFInfo
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- CN205679762U CN205679762U CN201620138509.7U CN201620138509U CN205679762U CN 205679762 U CN205679762 U CN 205679762U CN 201620138509 U CN201620138509 U CN 201620138509U CN 205679762 U CN205679762 U CN 205679762U
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Abstract
The utility model discloses a kind of millimetre-wave radar and hide dangerous goods detecting devices, comprising: shell, transmitting radar antenna/reception antenna, core processor and mainboard, neural network learning equipment, pattern recognition apparatus, optical guidance equipment, high-resolution thermal imaging apparatus.It is anterior that signal emitting/receiving is positioned at equipment, and core processor and mainboard, neural network learning equipment, pattern recognition apparatus, optical guidance equipment, high-resolution thermal imaging apparatus are positioned at radar casing internal, are connected with equipment by control, data cable.The utility model supports 0.25THZ 3THZ frequency, has active/passive transmit/receive formula, can be with dangerous goods hiding in target body in the range of accurately detecting 50M, and its article include gun, cutter, plastic cement, metal, liquid and explosive.System is the illegal and crimes such as current severe terror, blast, provides detecting means a kind of advanced person, AT, hidden.
Description
Technical field
The utility model belongs to fight against terrorism and violence technical field, relates to a kind of passive millimeter wave radar imaging technique.
Background technology
The research of millimetre-wave radar imaging originates in the nineties in last century, and the U.S. is up-to-date to carry out development and use millimeter wave
Single channel scanning imagery, however the time of its image imaging be 30min, and its device sensitivity is inadequate, is difficult to keep each logical
Road sensitivity and the uniformity of gain, it is impossible to realize flat scanning to obtain enough pixels, image imaging effect is bad.For
Reduction noise of equipment, adds low-noise amplifier at millimeter wave leading portion, and reduces the loss of LNA front member as far as possible；
Reduce receiver channel quantity by using mechanical scanning or electric scanning mode realizing the optimum balance between passage, and essence
The heart selects LNA and wave detector to make whole passage most preferably mate.Therefore, the maximum feature of second generation product is exactly before equipment
End adds LNA.The millimeter wave monitoring video camera of Millivision company, using the teaching of the invention it is possible to provide real-time millimetre-wave image, 4m becomes
As technical field is 1.6mX2.4m, 128X192 pixel, resolution ratio 12mmX12mm, temperature resolution is less than 1K.U.S. Brojot
Company develops a kind of commercial weapon of hiding in real time and detects camera.This equipment uses passive millimeter wave imaging technique and light to study
As technology.Gun, cutter or the bomb etc. that metal, plastics or composite are made can be detected.Equipment establish have weapon and
The information and date storehouse detected can be compared and be judged by the database of material.This equipment uses to be had necessarily with horizontal plane
The reflecting plate of angle is scanned, and to replace the scanning of radiometer array, reduces the motion of active device.Current overseas market
Passive millimeter imaging equipment mainly has passive focal plane array column scan, multi-beam frequency scanning mm-wave imaging, three-dimensional complete
Breath active MMW imaging.The development trend of mm-wave imaging technology is mainly to raising radiometer temperature resolution, spatial discrimination
Rate and shorten imaging time, improve picture quality aspect, is mainly manifested in research MMIC technology, makes radiometer array to small-sized
Change, integrated development, improve the uniformity of array element temperature control and gain, the temperature drift of control radiometer simultaneously.
Studying rational scan mode, being allowed to for millimeter wave image pickup device, such as frequency scanning etc., in the premise improving device resolution
Lower reduction equipment cost.Research be kept into as temperature resolution constant under conditions of, the method shortening sweep time, it is achieved by quiet
State image is to the transformation of dynamic image.The spatial resolution of raising equipment, is developed to 3mm even more high band by 8mm frequency range.Increase
Add image pixel, use high resolution algorithm, improve picture quality.
Concealment article detection imaging equipment has obtained paying attention to widely both at home and abroad at present.Millimeter wave image pickup device typically has master
Move and passive two kinds of mode of operations, and in the application of detection human body concealment object, passive work mode is in occupation of main status.
The electromagnetic wave that passive millimeter wave imaging device general principle is radiated mainly by object, utilizes the otherness district of frequency spectrum
Other different objects.General passive millimeter wave imaging device is by reception antenna, millimeter wave radiometer, sweep mechanism and signal transacting list
Unit's composition.
The deployment way of research high efficient and reliable so that it is can carry out safety detection work quickly, flexibly, improves in fact
The property used.
Utility model content
The utility model provides a kind of millimeter wave detection equipment, by receiving from measured target emittance, by height
Performance operational amplifier and signal handling equipment, provide the hiding dangerous goods detection recognition capability of coverage.
In order to realize according to object of the present invention and further advantage, provide a kind of millimetre-wave radar and hide danger
Product detecting devices, comprising:
Shell, its material is aluminium alloy, is curved profile, for gathering the millimeter wave letter that detected target is launched and reflected
Breath；
Millimeter wave is launched and reception antenna, and it is positioned at the front portion of described shell, for launching and receiving detected target
MMW RADAR SIGNAL USING；
Core processor and mainboard, it is arranged at described enclosure；
Neural network learning equipment, it is arranged at described enclosure, and described neural network learning equipment passes through data wire
It is connected with the data-interface of core processor and mainboard, be connected with control terminal by RJ45 Network transmission line；
Pattern recognition apparatus, described pattern recognition apparatus be arranged on core processor and mainboard and neutral net equipment it
Between, radar receiver acquisition imaging data is compared with neural network learning data, it is determined that hide the species of dangerous goods
And degree of danger；
Optical guidance equipment, described optical guidance equipment is used to user and operator provides optical tracking target to lead
Draw, it is simple to quick selection and tracking target；
High-resolution thermal imaging apparatus, provides artificial judgement data for radar imagery, optical imagery.
Preferably, also including millimetre-wave radar transmitter-receiver device, it has 1 primary recipient and an emitter, and 2
Individual auxiliary transmission and reception device, 1 optical directory means, 1 thermal imaging device, be respectively arranged at the front portion of described shell.
Preferably, when the curved surface of described shell can reduce work, windage and minimizing electromagnetic signal leak.
Preferably, affiliated case surface is provided with black oxidation coating, to reduce optical reflection, improves disguise.
Preferably, described shell is fixed with equipment control line, data line and power supply supply lines.
Preferably, described data-interface has RS485 bus, RJ45 network interface and airplane power source socket.
The utility model at least includes following beneficial effect: passive (actively) millimeter wave, thermal imaging and visible images phase
Merging (flexibly configurable) mutually can be with article such as the metal of detection of concealed, pottery, liquid, plastic cement.
Brief description
Fig. 1 is the front end shell signal that dangerous goods detecting devices main body hidden by millimetre-wave radar described in the utility model
Figure.
Fig. 2 be millimetre-wave radar described in the utility model hide that dangerous goods detecting devices removes after front end shell interior
Portion's structure chart.
Fig. 3 is that the signal of dangerous goods detecting devices body front end housing hidden by millimetre-wave radar described in the utility model
Figure.
Fig. 4 is that the signal of dangerous goods detecting devices main body lower end case body hidden by millimetre-wave radar described in the utility model
Figure.
Fig. 5 is that dangerous goods detecting devices main body schematic diagram hidden by millimetre-wave radar described in the utility model.
Detailed description of the invention
Below in conjunction with the accompanying drawings the utility model is described in further detail, to make those skilled in the art with reference to explanation
Book word can be implemented according to this.
The utility model provides a kind of millimetre-wave radar and hides dangerous goods detecting devices, is this equipment shown in Fig. 1-5
Millimetre-wave radar transmitter schematic diagram, including front end shell 110 and radar millimeter-wave signal transmitter the 120th, two millimeter wave thunders
Reach signal receiver the 130th, infrared thermal imaging equipment the 140th, upper end shell body 150 and lower end case body 160, wherein, two millimeters
In the middle of ripple radar signal receiver 130 is optical directory means.
Shell, its material is the curved profile of aluminium alloy, front end shell the 110th, upper end shell body 150 and lower end case body
160 agree with the shell of composition transmitter by machinery, and described shell integrally becomes half elliptic, in order to prevent radar transmitter
Protecting, the shell of transmitter is for gathering the millimeter wave information that detected target is launched and reflected；
As in figure 2 it is shown, millimeter wave is launched and reception antenna, it is positioned at the front portion of described shell, is used for launching and receives quilt
The MMW RADAR SIGNAL USING of detection target；
Core processor and mainboard, it is arranged at described enclosure；
Neural network learning equipment, it is arranged at described enclosure, and described neural network learning equipment passes through data wire
It is connected with the data-interface of core processor and mainboard, be connected with control terminal by RJ45 Network transmission line, by giving
Learning equipment rule, allows equipment constantly have more and adapts to hide the ability that dangerous goods detect；
Pattern recognition apparatus, described pattern recognition apparatus be arranged on core processor and mainboard and neutral net equipment it
Between, radar receiver acquisition imaging data is compared with neural network learning data, it is determined that hide the species of dangerous goods
And degree of danger；
Optical guidance equipment, it is middle that it is positioned at two MMW RADAR SIGNAL USING receivers 130, and described optical guidance equipment is
For being user and operator provides optical tracking target guiding, it is simple to quick select and follow the tracks of target；
High-resolution thermal imaging apparatus 140 is radar imagery equipment, and it is fixed on the inner surface of lower end case body 160, enters
One step, described high-resolution thermal imaging apparatus 140 is arranged on enclosure, its can optical imagery, optical imagery provide people
Work judges data.
In another embodiment, millimetre-wave radar hide dangerous goods detecting devices also include millimetre-wave radar launch and connect
Receiving apparatus, has 1 primary recipient and emitter, i.e. 120,2 auxiliary transmission and receptions of radar millimeter-wave signal transmitter
Device, i.e. MMW RADAR SIGNAL USING receiver 130,1 optical directory means, 1 thermal imaging device, be respectively arranged at described outside
The front portion of shell.Radar millimeter-wave signal transmitter 120 is for launching the MMW RADAR SIGNAL USING of detected target, two millimeter waves
Radar signal receiver 130 is for receiving the MMW RADAR SIGNAL USING of detected target；
In another embodiment, outside when the curved profile of described shell can reduce work, windage is with minimizing electromagnetic signal
Let out.
In another embodiment, described case surface is provided with black oxidation coating, to reduce optical reflection, improves hidden
Property.
In another embodiment, described shell is fixed with equipment control line, data line and power supply supply lines.
In another embodiment, described control interface has RS485 bus, RJ45 network interface and airplane power source socket.
The utility model functions of the equipments are introduced:
The utility model device core technology is actively (passively) formula millimetre-wave radar imaging technique, it by reception from
Measured target radiates (reflection) energy, by high performance operational amplifier and signal handling equipment, coordinates neutral net and pattern
Identification technology, provides the user the hiding dangerous goods detection recognition capability of coverage.It is current domestic most advanced, non-invades
Entering property, hurtless measure, the remote dangerous goods detecting devices of safety.Equipment detection range can configure according to user's request,
Its target range is 10 meters, 15 meters, 20 meters, 30 meters, 50 meters even farther.The utility model by control equipment, power-supply device,
Display device, auxiliary equipment and high-performance vehicle, it is ensured that can be under the outdoor adverse circumstances such as vehicle-mounted mobile, fixed station
Continual and steady work.
The utility model equipment feature:
Passively (actively) millimeter wave, thermal imaging and visible images mutually merge (flexibly configurable)；
Can be with article such as the metal of detection of concealed, pottery, liquid, plastic cement；
Modularized design and configuration, user's request determines solution；
Real-time continuous obtains target image and is tracked identifying, can detect different target in search coverage；
Passive (actively) Detection Techniques of Noninvasive safe and out of sight, it is ensured that human private details is not taken and invades
Violate.
This equipment solves the technological difficulties of following several respects by several big modules: high-caliber operating personnel visualize journey
Degree, easy-operating user control unit, the hazard detection performance of high accuracy.
1. the display module of equipment
Equipment shows part for user, is shown by several windows, can be carried out by controlling interface menu bottom label
Select:
A. video display window: the target data that display radar detedtor gathers in real time；
B. equipment arranges window: include quick starting device, startup guide camera, obtain target data, start monitor,
Start the buttons such as remote sensing；
C. network window: include load networks data, loads shred characterization, reads the functions such as neural metwork training file；
D. graphical window: mainly MMW RADAR SIGNAL USING detected and debug；
E. window is managed: equipment is carried out to the ID of operating personnel, the duty of equipment, battery, temperature and control stick
Management；
F. picture is preserved: screenshotss process is carried out to operational data, to be called data by the later stage.
To equipment, most important image shows and processes, and can realize according to measurement scope auto zoom, or use video
Zoom control is changed.This control does not affect any other function of instrument.One colored cross-hair occurs on image.Circle size
For detecting the about size of the light velocity in target.Cross-hair different colours, represents the different threat situations of instrument report.Specifically
Have:
A. black does not finds detection range, not up to judges alarm numerical value
B. green does not finds to threaten
C. grey is without report decision condition, does not shows judgement
D. yellow has found that it is likely that existence threatens
E. red discovery constant threat
2. the control module of equipment
Video scaling module can be passed through, adjust display scaling.Preservation to image, preserving form can be by management window
Drop-down menu select (generally use bmp form).Generally only preserve an image, but enable the continuous check box on this window
Continuous acquisition function can be activated；In such a mode, press preservation image button, start to record image, again press this button then
Stop.Preserve the image file of image window display preservation last time.By pressing loading gun, load fragment or load electricity Jie
Matter button, can select to be suitable for the analysis networking of target type from network window, it is possible to use load networks button, load other seas
Close network.
3. threat detection module
Instrument can detect whether human body is next to the skin carries threat target.
Predominantly detect following three classes to threaten:
A. the metal objects such as gun, it is preferred to use " gun network " arranges detection；
B. there is the explosive of a large amount of metal fragment, it is preferred to use " fragment network " arranges detection；
C. dielectric object, the explosive if any fragment with without fragment.These use " dielectric network " to arrange detection.
Although embodiment of the present utility model is disclosed as above, but it is not restricted in specification and embodiment
Listed utilization, it can be applied to various applicable field of the present utility model completely, for those skilled in the art,
It is easily achieved other modification, therefore under the universal being limited without departing substantially from claim and equivalency range, this reality
It is not limited to specific details with novel and shown here as the legend with description.
Claims (6)
1. dangerous goods detecting devices hidden by a millimetre-wave radar, it is characterised in that include:
Shell, its material is aluminium alloy, is curved profile, for gathering the millimeter wave information that detected target is launched and reflected；
Millimeter wave is launched and reception antenna, and it is positioned at the front portion of described shell, for launching and receiving the millimeter of detected target
Ripple radar signal；
Core processor and mainboard, it is arranged at described enclosure；
Neural network learning equipment, it is arranged at described enclosure, and described neural network learning equipment passes through data wire and core
The data-interface of heart processor and mainboard connects, and is connected with control terminal by RJ45 Network transmission line；
Pattern recognition apparatus, described pattern recognition apparatus is arranged between core processor and mainboard and neutral net equipment, will
Radar receiver obtains imaging data and compares with neural network learning data, it is determined that hide species and the danger of dangerous goods
Degree；
Optical guidance equipment, described optical guidance equipment is used to user and operator provides optical tracking target guiding, just
Select in quick and follow the tracks of target；
High-resolution thermal imaging apparatus, provides artificial judgement data for radar imagery, optical imagery.
2. dangerous goods detecting devices hidden by millimetre-wave radar according to claim 1, it is characterised in that also include millimeter
Ripple radar emission and reception device, it has 1 primary recipient and emitter, 2 auxiliary transmission and reception device, 1 light
Learn guide, 1 thermal imaging device, be respectively arranged at the front portion of described shell.
3. dangerous goods detecting devices hidden by millimetre-wave radar according to claim 1 and 2, it is characterised in that outside described
When the curved surface of shell can reduce work, windage and minimizing electromagnetic signal leak.
4. dangerous goods detecting devices hidden by millimetre-wave radar according to claim 1 and 2, it is characterised in that outside affiliated
Shell surface configuration has black oxidation coating, to reduce optical reflection, improves disguise.
5. dangerous goods detecting devices hidden by millimetre-wave radar according to claim 1, it is characterised in that described shell is solid
Surely there are equipment control line, data line and power supply supply lines.
6. dangerous goods detecting devices hidden by millimetre-wave radar according to claim 1, it is characterised in that described data connect
Mouth has RS485 bus, RJ45 network interface and airplane power source socket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620138509.7U CN205679762U (en) | 2016-02-24 | 2016-02-24 | Dangerous goods detecting devices hidden by millimetre-wave radar |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620138509.7U CN205679762U (en) | 2016-02-24 | 2016-02-24 | Dangerous goods detecting devices hidden by millimetre-wave radar |
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| CN205679762U true CN205679762U (en) | 2016-11-09 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106772363A (en) * | 2016-12-27 | 2017-05-31 | 张映辰 | A kind of underground criminal case material evidence detection system and method based on geological radar |
| CN108896989A (en) * | 2018-05-10 | 2018-11-27 | 闻鼓通信科技股份有限公司 | Millimetre-wave radar imaging and pattern-recognition |
| CN108983225A (en) * | 2018-07-12 | 2018-12-11 | 芜湖博高光电科技股份有限公司 | A kind of dormitory checking device and method of inspecting the sentries based on millimeter wave vital signs detecting |
| CN109444984A (en) * | 2018-12-14 | 2019-03-08 | 湖南华诺星空电子技术有限公司 | A kind of unmanned vehicular Explosives Detection System of multi-source fusion |
| CN110275163A (en) * | 2019-06-28 | 2019-09-24 | 清华大学 | A kind of millimetre-wave radar detection target imaging method neural network based |
| CN110427255A (en) * | 2019-07-20 | 2019-11-08 | 中国船舶重工集团公司第七二四研究所 | A kind of comprehensive resources dispatching method of multi-panel battle array timing synchronization |
| CN112799059A (en) * | 2020-12-31 | 2021-05-14 | 安徽砺剑防务科技有限公司 | Non-contact high-precision real-time identification method for explosives |
| CN112859066A (en) * | 2021-02-23 | 2021-05-28 | 中国工程物理研究院电子工程研究所 | Remote human hidden dangerous article detector based on video imaging module |
-
2016
- 2016-02-24 CN CN201620138509.7U patent/CN205679762U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106772363A (en) * | 2016-12-27 | 2017-05-31 | 张映辰 | A kind of underground criminal case material evidence detection system and method based on geological radar |
| CN108896989A (en) * | 2018-05-10 | 2018-11-27 | 闻鼓通信科技股份有限公司 | Millimetre-wave radar imaging and pattern-recognition |
| CN108896989B (en) * | 2018-05-10 | 2020-01-24 | 闻鼓通信科技股份有限公司 | Millimeter wave radar imaging and pattern recognition |
| CN108983225A (en) * | 2018-07-12 | 2018-12-11 | 芜湖博高光电科技股份有限公司 | A kind of dormitory checking device and method of inspecting the sentries based on millimeter wave vital signs detecting |
| CN109444984A (en) * | 2018-12-14 | 2019-03-08 | 湖南华诺星空电子技术有限公司 | A kind of unmanned vehicular Explosives Detection System of multi-source fusion |
| CN109444984B (en) * | 2018-12-14 | 2023-10-27 | 湖南华诺星空电子技术有限公司 | Multisource fuses unmanned on-vehicle explosive detection system |
| CN110275163A (en) * | 2019-06-28 | 2019-09-24 | 清华大学 | A kind of millimetre-wave radar detection target imaging method neural network based |
| CN110427255A (en) * | 2019-07-20 | 2019-11-08 | 中国船舶重工集团公司第七二四研究所 | A kind of comprehensive resources dispatching method of multi-panel battle array timing synchronization |
| CN112799059A (en) * | 2020-12-31 | 2021-05-14 | 安徽砺剑防务科技有限公司 | Non-contact high-precision real-time identification method for explosives |
| CN112859066A (en) * | 2021-02-23 | 2021-05-28 | 中国工程物理研究院电子工程研究所 | Remote human hidden dangerous article detector based on video imaging module |
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Granted publication date: 20161109 |
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