CN106950564A - A kind of extreme low-altitude blind area detection optimization device - Google Patents
A kind of extreme low-altitude blind area detection optimization device Download PDFInfo
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- CN106950564A CN106950564A CN201710211898.0A CN201710211898A CN106950564A CN 106950564 A CN106950564 A CN 106950564A CN 201710211898 A CN201710211898 A CN 201710211898A CN 106950564 A CN106950564 A CN 106950564A
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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
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/88—Radar or analogous systems specially adapted for specific applications
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- General Physics & Mathematics (AREA)
- Radar Systems Or Details Thereof (AREA)
Abstract
The present invention relates to a kind of extreme low-altitude blind area detection optimization device, it is made up of uhf band radar antenna, detection optimal controller etc., is characterized in：Detection optimal controller is equipped with radar data interface, weather information interface, topographic database, algorithm computer；Radar data interface, weather information interface and topographic database each, are respectively connected by the network switch with uhf band radar antenna, comprehensive meteorological data sensor, terrain data sensor.Realize to the data acquisition of low latitude and treetop level target region, calculate, while correcting the range value and phase value of the every row antenna of metre wave radar antenna；Reduced parameter is set, and is reduced influence of the extreme low-altitude multipath effect to detectivity, is improved the low-altitude detection performance of metre wave radar.It can be optimized automatically with electromagnetism Parabolic equation algorithm in the model of low latitude.The problem of solving existing low-altitude detection technical costs expensive, detection efficient is low, and be difficult to ensure that itself battlefield survival.
Description
Technical field
The present invention relates to a kind of extreme low-altitude blind area detection optimization device, belong to radar detecting equipment manufacturing technology field.
Background technology
Radar detection low target is ground defense system most weak link, and low latitude and ultra-low altitude penetration turn into and worked as
One of modern opportunity of combat and the main mode of operation of tactical missile.In recent years, with economy and the development of transportation demand, civil aviaton progressively puts
The management and control to low latitude domain is opened, this just brings more stern challenge to ground defense system.How low clearance area detection is carried out,
The attention of countries in the world is increasingly subject to, but the detection to treetop level target is typically all to be mended using AWACS, low latitude at present
Blind radar, aerostat radar and information process unit networking, the mode cooperated with radar system.These detecting devices and side
Although method improves extreme low-altitude defence capability to a certain extent, there is cost burden weight, inefficiency, and itself is anti-
Protect the defect of ability.In recent years, radar system, which combines low wave beam and detected, turns into the main development direction that ultralow spatial domain is detected, but
Because the actual antennas array of radar is difficult to reach that design standard is in non-ideal state, so, detects ultralow spatial domain and be difficult to keep away
The multipath interference exempted from, propagation loss, the earth waveguiding effect error, can cause the self adaptation deviation of day wire spoke phase, finally lead
Beam direction is caused error occur.Therefore, radar system can be embedded in by developing one kind, effectively eliminate ultralow spatial domain detecting error, from
The device of extreme low-altitude blind area optimization detection is adapted to, is that current uhf band radar surveys the problem of high field need be solved.
The content of the invention
It is an object of the invention to be embedded in radar system there is provided one kind in view of the shortcomings of the prior art, it can comprehensively utilize
Various measurement parameters carry out computing, improve radar in the detectivity and detection accuracy in low latitude domain and ultralow spatial domain, working stability
It is reliable, simple operation, visual strong extreme low-altitude blind area detection optimization device.
The present invention is to realize above-mentioned purpose by the following technical solutions：
Extreme low-altitude blind area detection optimization device by uhf band radar antenna, the network switch, comprehensive meteorological data sensor,
Terrain data sensor, detection optimal controller are constituted, it is characterised in that：Detection optimal controller is equipped with radar state interface
Process plate, weather information interface process plate, topographic database, algorithm computer；Radar state interface process plate passes through network
Interchanger is connected with uhf band radar antenna；Weather information interface process plate is passed by the network switch with comprehensive meteorological data
Sensor is connected；Topographic database is connected by the network switch with terrain data sensor, algorithm computer respectively with radar
State interface process plate, weather information interface process plate, topographic database are electrically connected.
The status data of described uhf band radar antenna includes：The lobe width of single file antenna, antenna elevation angle, antenna
Highly, antenna phase, detection target range, working frequency.
The comprehensive meteorological data of described comprehensive meteorological data sensor detection includes：Airspace distribution situation, air
Refractive index, atmospheric gas pressure, temperature, dew-point temperature, relative humidity.
The terrain data of described terrain data sensor detection includes：Landform, dielectric constant, soil conductivity performance, no
The geomorphic feature of same distance section.
Present invention beneficial effect compared with prior art is：
The extreme low-altitude blind area detection optimization device is passed by detecting optimal controller, comprehensive meteorological data sensor, terrain data
Sensor, realizes and carries out data acquisition to low latitude and treetop level target region, calculates, while correcting uhf band radar antenna
The every range value and phase value of row antenna；Detect optimal controller can according to atmospheric refraction, ground multi-path jamming, propagation loss and
Waveguiding effect equal error source factor, is optimized with electromagnetism Parabolic equation algorithm automatically in the model of low latitude.Through actually used
Examine, the automatic business processing control of detection optimal controller simplifies various complicated parameter settings, reduces low latitude and ultralow
Influence of the empty multipath effect to radar detection ability, effectively increases the low-altitude detection performance of metre wave radar.Solve existing logical
Cross low latitude gap-filler radar, AWACS, balloon and carry radar, information process unit networking detection mode, it is not only costly,
Detection efficient is low, and the problem of be difficult to ensure that itself battlefield survival.
Brief description of the drawings
Fig. 1 is a kind of overall structure diagram of extreme low-altitude blind area detection optimization device；
Fig. 2 is a kind of antenna horizontal polarization schematic diagram of extreme low-altitude blind area detection optimization device；
Fig. 3 is a kind of antennas orthogonal polarization schematic diagram of extreme low-altitude blind area detection optimization device.
In figure：1st, uhf band radar antenna, 2, comprehensive meteorological data sensor, 3, terrain data sensor, 4, network hands over
Change planes, 5, detection optimal controller, 501, radar state interface process plate, 502, weather information interface process plate, 503, landform
Chart database, 504, algorithm computer.
Embodiment
Embodiments of the present invention are described in further detail below in conjunction with the accompanying drawings：
The extreme low-altitude blind area detection optimization device is passed by uhf band radar antenna 1, comprehensive meteorological data sensor 2, terrain data
Sensor 3, the network switch 4, detection optimal controller 5 are constituted, and detection optimal controller 5 is equipped with radar state interface process plate
501st, weather information interface process plate 502, topographic database 503, algorithm computer 504；Radar state interface process plate 501
It is connected by the network switch 4 with uhf band radar antenna 1；Weather information interface process plate 502 by the network switch 4 with
Comprehensive meteorological data sensor 2 is connected；Topographic database 503 is connected by the network switch 4 with terrain data sensor 3,
Algorithm computer 504 respectively with radar state interface process plate 501, weather information interface process plate 502, topographic database
503 electrically connect.
The status data of described uhf band radar antenna 1 includes：The lobe width of single file antenna, antenna elevation angle, antenna
Highly, antenna phase, detection target range, working frequency.
The comprehensive meteorological data of described comprehensive meteorological data sensor 2 detection includes：Airspace distribution situation, air
Refractive index, atmospheric gas pressure, temperature, dew-point temperature, relative humidity.
The terrain data that described terrain data sensor 3 is detected includes：Landform, dielectric constant, soil conductivity performance, no
The geomorphic feature of same distance section.
Uhf band radar antenna 1 exports current radar running parameter, and comprehensive meteorological data sensor 2 exports weather information
Parameter, the output basic geological study information parameter of terrain data sensor 3, above integrated information is all conveyed by the network switch 4
To detection optimal controller 5, by the radar state interface process plate 501, the processing of weather information interface that detect optimal controller 5
Plate 502 and topographic database 503 are carried out after data parsing and basic operations, deliver to algorithm computer 504 carry out data analysis,
Set up low latitude model and carry out view processing（Referring to Fig. 1~3）.
In Fig. 2 and Fig. 3：Right part dash area is blind area, and left part is visual field.
The operation principle of the extreme low-altitude blind area detection optimization device is as follows：
The echo-signal that target is reflected is received by uhf band radar antenna 1, and the antenna of single file antenna is exported through communication link
Phase, antenna amplitude, antenna longitude and latitude, antenna bearingt, detection target range, detection object height information to the network switch 4；
The comprehensive output airspace of meteorological data sensor 2 distribution situation, air index, atmospheric gas pressure, temperature, dew-point temperature, phase
To humidity information to the network switch 4；The output basic geological study of terrain data sensor 3 and Combining with terrain database retrieval, matching
Geologic information output medium constant and soil conductivity performance information is locally stored to the network switch 4；All these information are passed through
Cross the network switch 4 to transmit to detection optimal controller 5, connect by its internal radar state interface process plate 501, weather information
Mouth process plate 502 and topographic database 503 are changed to the data of integrated information, quantified and basic operations, are most measured at last
Change information and low latitude model is set up by algorithm computer 504, to radar antenna often row array heights position, the feedback to bay
Electric amplitude, phase distribution compensate optimization, it is ensured that the superimposed effect per a line antenna is in optimum state, and self adaptation is not
Same operating distance section and beam angle, so as to optimize the detectivity in ultralow spatial domain.
Extreme low-altitude blind area detection optimization device by detect optimal controller 5 and outside comprehensive meteorological data sensor 2,
Terrain data sensor 3：Realize that carry out data acquisition calculating to low latitude and treetop level target region often goes to correct radar
The range value and phase value of antenna；Atmospheric refraction, ground multi-path jamming, propagation loss and waveguiding effect equal error are taken into full account
Source factor, is optimized in the model of low latitude with electromagnetism Parabolic equation algorithm.Examined through actually used, detect optimal control
The automatic business processing of algorithm computer 504 control built in device 5, substantially increases operating efficiency, simplifies various parameters setting, drop
The low influence of low latitude and extreme low-altitude multipath effect to detectivity, effectively improves the low-altitude detection performance of metre wave radar.
The above is presently preferred embodiments of the present invention, and the example above illustrates that the substance not to the present invention is made
Any formal limitation, technology of the person of an ordinary skill in the technical field after this specification has been read according to the present invention
Any simple modification or deformation that essence is made to above embodiment, and possibly also with the technology contents of the disclosure above
The Equivalent embodiments of equivalent variations are changed or are modified to, in the range of still falling within technical solution of the present invention, without departing from
The spirit and scope of the invention.
Claims (4)
1. a kind of extreme low-altitude blind area detection optimization device, it is by uhf band radar antenna（1）, comprehensive meteorological data sensor
（2）, terrain data sensor（3）, the network switch（4）, detection optimal controller（5）Constitute, it is characterised in that：Detection optimization
Controller（5）It is equipped with radar state interface process plate（501）, weather information interface process plate（502）, topographic database
（503）, algorithm computer（504）；Radar state interface process plate（501）Pass through the network switch（4）With uhf band radar day
Line（1）Connection；Weather information interface process plate（502）Pass through the network switch（4）With comprehensive meteorological data sensor（2）Even
Connect；Topographic database（503）Pass through the network switch（4）With terrain data sensor（3）Connection；Algorithm computer（504）
Respectively with radar state interface process plate（501）, weather information interface process plate（502）, topographic database（503）Electricity Federation
Connect；
Uhf band radar antenna（1）Export current radar running parameter, comprehensive meteorological data sensor（2）Export weather information
Parameter, terrain data sensor（3）Basic geological study information parameter is exported, above integrated information passes through the network switch（4）Conveying
To detection optimal controller（5）, by detecting optimal controller（5）Radar state interface process plate（501）, weather information connects
Mouth process plate（502）And topographic database（503）Algorithm computer is delivered to after carrying out data parsing and basic operations（504）Enter
Row data analysis, set up low latitude model and viewization processing.
2. a kind of extreme low-altitude blind area detection optimization device according to claim 1, it is characterised in that：Described uhf band
Radar antenna（1）Status data include：The lobe width of single file antenna, antenna elevation angle, antenna height, antenna phase, detection
Target range, working frequency.
3. a kind of extreme low-altitude blind area detection optimization device according to claim 1, it is characterised in that：Described is comprehensive meteorological
Data pick-up（2）The comprehensive meteorological data of detection includes：Airspace distribution situation, air index, atmospheric gas pressure, temperature
Degree, dew-point temperature, relative humidity.
4. a kind of extreme low-altitude blind area detection optimization device according to claim 1, it is characterised in that：Described terrain data
Sensor（3）The terrain data of detection includes：Landform, dielectric constant, soil conductivity performance, the geomorphic feature of different distance section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710211898.0A CN106950564A (en) | 2017-04-01 | 2017-04-01 | A kind of extreme low-altitude blind area detection optimization device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710211898.0A CN106950564A (en) | 2017-04-01 | 2017-04-01 | A kind of extreme low-altitude blind area detection optimization device |
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| CN106950564A true CN106950564A (en) | 2017-07-14 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201918032U (en) * | 2010-12-31 | 2011-08-03 | 同济大学 | Low-altitude flying anti-collision device of aircraft |
| CN105100247A (en) * | 2015-07-29 | 2015-11-25 | 重庆赛乐威航空科技有限公司 | Low-altitude aircraft meteorological information interaction system |
-
2017
- 2017-04-01 CN CN201710211898.0A patent/CN106950564A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201918032U (en) * | 2010-12-31 | 2011-08-03 | 同济大学 | Low-altitude flying anti-collision device of aircraft |
| CN105100247A (en) * | 2015-07-29 | 2015-11-25 | 重庆赛乐威航空科技有限公司 | Low-altitude aircraft meteorological information interaction system |
Non-Patent Citations (1)
| Title |
|---|
| 胡杰祥: "浅谈空域监视技术的应用", 《科技风》 * |
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Application publication date: 20170714 |