CN106199551B - Face battle array mutually sweeps low altitude radar signal processing system - Google Patents
Face battle array mutually sweeps low altitude radar signal processing system Download PDFInfo
- Publication number
- CN106199551B CN106199551B CN201610593111.7A CN201610593111A CN106199551B CN 106199551 B CN106199551 B CN 106199551B CN 201610593111 A CN201610593111 A CN 201610593111A CN 106199551 B CN106199551 B CN 106199551B
- Authority
- CN
- China
- Prior art keywords
- signal
- moving
- module
- target
- signals
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- 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
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/41—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00 using analysis of echo signal for target characterisation; Target signature; Target cross-section
- G01S7/414—Discriminating targets with respect to background clutter
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Radar Systems Or Details Thereof (AREA)
Abstract
The invention discloses a kind of face battle arrays mutually to sweep low altitude radar signal processing system, and antenna feeder, cavity body filter, synthetic filtering amplification module, signal differential synthesis processing module, A/D digital-to-analogues detection module, signal feedback control comparison module and bridge balance control prescan identification circuit are mutually swept including face battle array.Segmentation is accepted or rejected in the state that the present invention can be flooded in complicated landform and strong clutter and calculates the characteristic signal of moving-target and quiet clarification of objective signal, so as to be monitored identification to moving-target.
Description
Technical field
The present invention relates to a kind of face of field of radar more particularly to X/Ku wave bands battle arrays mutually to sweep low altitude radar signal processing system
System.
Background technology
《Low altitude airspace administrative reform instruction》It is required that " always ensuring that air defence safety, flight safety and ground are important
Targeted security is put in the first place.Forbidden zone, airspace danger area, border area, national emphasis air defense objective area and emphasis air defense in the air
The regions such as certain area overhead and flight City Regions, airport control area around target do not delineate monitoring spatial domain in principle
With report spatial domain ", it means that low latitude " control zone " needs search, early warning and the target for disposing super spatial domain range flight.It is low
Entire General Aviation industrial chain including empty warning, air traffic control system etc. will welcome comprehensive outburst.
Furthermore with the raising of China political economy status in the world, domestic and international security protection market facing challenges are more next
It is bigger.At present, the requirement drive in domestic and international security protection market is mostly derived from the threat of two classes：Traditional threat and non-traditional complete prestige
The side of body.Traditional threat is primarily referred to as the national military threat faced and threatens the military factors of world security.Non-traditional security
Also known as " new security threat " refers to the security threat that human society is not encountered or seldom met in the past；Specifically, refer to
Security threat gradually protruding in recent years, being happened at except battlefield.Terrorism, transnational crime, smuggling traffic in drugs, sea in recent years
The non-traditional threat such as robber gradually protrude, it has also become the more and more intractable safety problem in the world.
Current air control, air-defence critical area are mainly detected by Large Radar, but existing police radar equipment is answered
Miscellaneous, volume is big, and power consumption is big, should not be unfolded and dispose, especially weak to low latitude, treetop level target ability of discovery.Therefore, there is an urgent need to
A kind of technology that can be suitable for low latitude monitoring.
Invention content
It is an object of the invention to solve the above-mentioned problems in the prior art, a kind of face battle array is provided and mutually sweeps low altitude radar
Signal processing system.The spy that segmentation calculates moving-target is accepted or rejected in the state that the present invention can be flooded in complicated landform and strong clutter
Reference number and quiet clarification of objective signal, so as to be monitored identification to moving-target.
To achieve the above object, the technical solution adopted by the present invention is as follows：
A kind of face battle array mutually sweeps low altitude radar signal processing system, it is characterised in that：Antenna feeder, cavity filtering are mutually swept including face battle array
Device, synthetic filtering amplification module, signal differential synthesis processing module, A/D digital-to-analogues detection module, signal feedback control comparison module
Prescan identification circuit is controlled with bridge balance, wherein,
The face battle array mutually sweeps antenna feeder for emitting signal and receiving signal；
The cavity body filter mutually sweeps antenna feeder for opposite battle array and receives the centre frequency filtering of signal, and centre frequency is filtered
Signal after wave is coupled to synthetic filtering amplification module；
The synthetic filtering amplification module is used to carry out filtered signal the identification amplification of non-conjunction circuit, and will put
Great Ge roads signal is compared coupled to signal differential synthesis processing module；
The signal differential synthesis processing module is used for carrying out difference through synthesizing the amplified each road signal of filter module,
Then four road signals are coupled out and carry out synthesis processing, then two paths of signals are synthesized after paraphase amplification, and examine coupled to A/D digital-to-analogues
Survey module；
The A/D digital-to-analogues detection module is used to carry out digital-to-analogue conversion amplification to two-pass DINSAR amplified signal, and to the two-way
Signal is weighted processing, separates the threshold processing of moving-target signal and quiet echo signal, rules out moving-target signal and quiet mesh
Signal is marked, and by two kinds of signal sampling output couplings to signal feedback control comparison module；
The signal feedback control comparison module is used to carry out the moving-target signal of sampling and the quiet echo signal of sampling
Error Control outputs signal to bridge balance control prescan identification circuit after Error Control by signal feedback control comparison module
Middle progress phase demodulation identification；
The bridge balance control prescan identification circuit is believed for completing moving-target in signal feedback control comparison module
It number is controlled with the amplitude of quiet echo signal, and two signals are subjected to paraphase superposition, completes " 0 " and " 1 " two kinds of digital identification signals
It feeds back in signal differential synthesis processing module and carries out phase demodulation identification, so as to obtain the feature of moving-target signal and quiet echo signal
Signal.
Filtered signal is divided into after two paths of signals together by the cavity body filter at least two, each cavity body filter
When be amplified, the signal of two-way amplification inputs a synthetic filtering amplification module and forms non-conjunction relationship simultaneously, and is formed
Signal all the way, then Zai Jianggai roads signal is coupled to signal differential synthesis processing module.
The signal differential synthesis processing module carries out difference to the signal received, and difference goes out the different letter of four tunnel phases
Number, and pass through non-conjunction and carry out synthesis processing, then two paths of signals is synthesized, and couple after amplifying by inverting amplifier paraphase
To A/D digital-to-analogue detection modules.
The A/D digital-to-analogues detection module is by the sampled signal of moving-target signal and quiet echo signal by being capacitively coupled to letter
Number feedback control comparison module, the signal feedback control comparison module set Cpk-1 coupling inputs to have base by signalc threshold
Two kinds of sampled signals are carried out amplitude and phase bit comparison by calibration signal with reference signal simultaneously, if reference signal and any one pumping
When the amplitude difference or phase difference of sample signal, signal feedback control comparison module exports the signal that two-way level does not wait, if base
When the amplitude of calibration signal and two kinds of sampled signals is with phase all same, signal feedback control comparison module output two-way level is identical
Signal.
The reference signal is by Multiple-Scan ambient enviroment after radar booting and removes the back of the body formed after moving-target signal
Background signal moving-target reflection any with surrounding is mutually swept the moving-target signal in antenna feeder to face battle array and difference is compared by scape signal
Subtract, i.e., | quiet echo signal-moving-target signal | the quiet echo signal of this Δ is carried out coding specification composition by the quiet echo signal of=Δ
The quiet echo signal train of pulse of Δ carries out equidistant addition in the quiet echo signal pulse of Δ and superintends and directs first code pulse △ moving-target signals
Pulse signal is monitored as control, obtains Φ composite signals through the quiet echo signal+△ moving-targets signal of Δ, this Φ composite signal
It is exactly practical moving-target signal of the radar in scanning process.
The bridge balance control prescan identification circuit includes multiple resistance, and series connection and parallel connection are used between multiple resistance
Mode be formed by connecting, and respectively export five characteristic signal level of VA, VB, VC, VD, VE；When bridge balance controls prescan
After identification circuit receives the signal of signal feedback control comparison module output, bridge balance control prescan identification circuit output
Three pulse triggering signals to signal differential synthesizes processing module, and signal differential synthesizes processing module according to three pulse-triggereds
Signal determines the characteristic signal of moving-target signal and quiet echo signal.
Advantage using the present invention is：
First, the present invention realizes moving-target signal and the characteristic signal of the difference of quiet echo signal, embodies radar low
The feature of background signal and low slow Small object signal is distinguished in sky monitoring, forms the Plot coherence that radar finds target, it can
The characteristic signal that segmentation calculates moving-target is accepted or rejected in the state flooded in complicated landform and strong clutter, so as to be carried out to moving-target
Monitoring identification.
2nd, present invention discover that the high sensitivity of low target, the false alarm rate of radar is improved（Detection rate）.
3rd, the present invention is suitable for the monitoring identification of the target on less than 3000 meters ground proximities and sea level.
Description of the drawings
Fig. 1 is the principle of the present invention block diagram；
Fig. 2 is the circuit diagram of the present invention.
Specific embodiment
A kind of face battle array mutually sweeps low altitude radar signal processing system, and antenna feeder, cavity body filter, synthetic filtering are mutually swept including face battle array
Amplification module, signal differential synthesis processing module, A/D digital-to-analogues detection module, signal feedback control comparison module and bridge balance
Prescan identification circuit is controlled, wherein,
The face battle array mutually sweeps antenna feeder for emitting signal and receiving signal；
The cavity body filter mutually sweeps antenna feeder for opposite battle array and receives the centre frequency filtering of signal, and centre frequency is filtered
Signal after wave is coupled to synthetic filtering amplification module；
The synthetic filtering amplification module is used to carry out filtered signal the identification amplification of non-conjunction circuit, and will put
Great Ge roads signal is compared coupled to signal differential synthesis processing module；
The signal differential synthesis processing module is used for carrying out difference through synthesizing the amplified each road signal of filter module,
Then four road signals are coupled out and carry out synthesis processing, then two paths of signals are synthesized after paraphase amplification, and examine coupled to A/D digital-to-analogues
Survey module；
The A/D digital-to-analogues detection module is used to carry out digital-to-analogue conversion amplification to two-pass DINSAR amplified signal, and to the two-way
Signal is weighted processing, separates the threshold processing of moving-target signal and quiet echo signal, rules out moving-target signal and quiet mesh
Signal is marked, and by two kinds of signal sampling output couplings to signal feedback control comparison module；
The signal feedback control comparison module is used to carry out the moving-target signal of sampling and the quiet echo signal of sampling
Error Control outputs signal to bridge balance control prescan identification circuit after Error Control by signal feedback control comparison module
Middle progress phase demodulation identification；
The bridge balance control prescan identification circuit is believed for completing moving-target in signal feedback control comparison module
It number is controlled with the amplitude of quiet echo signal, and two signals are subjected to paraphase superposition, completes " 0 " and " 1 " two kinds of digital identification signals
It feeds back in signal differential synthesis processing module and carries out phase demodulation identification, so as to obtain the feature of moving-target signal and quiet echo signal
Signal.
In the present invention, the cavity body filter at least two, the quantity phase of the quantity of cavity body filter and face battle array radar
Together, and cavity body filter and radar are one-to-one relationship, each cavity body filter corresponded to signal that radar receives into
It after row filtering, is separated into two paths of signals and exports and be carried out at the same time amplification, the signal of two-way amplification inputs a synthetic filtering simultaneously
Amplification module forms non-conjunction relationship, and forms signal all the way, and then Zai Jianggai roads signal is coupled at signal differential synthesis
Manage module.
In the present invention, the signal differential synthesis processing module carries out difference to the signal received, and difference goes out four tunnel phases
The different signal in position, and pass through non-conjunction and carry out synthesis processing, then two-way is synthesized after amplifying by inverting amplifier paraphase
Signal, and coupled to A/D digital-to-analogue detection modules.
In the present invention, the sampled signal of moving-target signal and quiet echo signal is passed through electricity by the A/D digital-to-analogues detection module
Hold coupled to signal feedback control comparison module, the signal feedback control comparison module sets Cpk-1 couplings by signalc threshold
Closing input has reference signal, and two kinds of sampled signals are carried out amplitude and phase bit comparison with reference signal simultaneously, if reference signal with
When the amplitude difference or phase difference of any one sampled signal, signal feedback control comparison module output two-way level does not wait
Signal to bridge balance controls prescan identification circuit, if reference signal and the amplitude of two kinds of sampled signals and phase all same
When, the identical signal of signal feedback control comparison module output two-way level to bridge balance controls prescan identification circuit.
Wherein, the reference signal is formed by Multiple-Scan ambient enviroment after radar booting and after removing moving-target signal
Background signal, the reflection of any with surrounding moving-target of the background signal is mutually swept into the moving-target signal in antenna feeder to face battle array and is compared
To subtractive, i.e., | quiet echo signal-moving-target signal | the quiet echo signal of this Δ is carried out coding specification by the quiet echo signal of=Δ
The quiet echo signal train of pulse of Δ is formed, equidistant addition is carried out in the quiet echo signal pulse of Δ and superintends and directs first code pulse △ moving-targets
Signal obtains Φ composite signals, this Φ is compound as control monitoring pulse signal through the quiet echo signal+△ moving-targets signal of Δ
Signal is exactly practical moving-target signal of the radar in scanning process.This Φ composite signal is encoded in soft control shunting,
" liquidating " Error Control can be effectively performed in the data flow of formation with other noise signals, and error correction clutter information source is believed with moving-target
Source is split, gradient algorithm, calculus convolution algorithm, is filtered powerful background clutter signal so as to obtain, is shown out radar especially
The characteristic signal that segmentation calculates moving-target is accepted or rejected in the state flooded in complicated landform and strong clutter.The Multiple-Scan one
As be 3-5 times.
In the present invention, the bridge balance control prescan identification circuit includes multiple resistance, is used between multiple resistance
Series connection and mode in parallel are formed by connecting, and export five characteristic signal level of VA, VB, VC, VD, VE respectively；Work as bridge balance
After control prescan identification circuit receives the signal of signal feedback control comparison module output, bridge balance control prescan is known
Other three pulse triggering signals of circuit output to signal differential synthesize processing module, signal differential synthesize processing module according to this three
A pulse triggering signal determines the characteristic signal of moving-target signal and quiet echo signal.
In the present invention, the signal differential synthesis processing module handles the modules of IC -101, the A/ for signal differential synthesis
D digital-to-analogues detection module is the A/D digital-to-analogue detection chip modules of IC -102.
The implementation principle of the present invention is illustrated with reference to Fig. 1 and Fig. 2：
The quantity of cavity body filter is set as 3, respectively TR-1, TR-2 and TR-3, TR-1, TR-2 and TR-3 are filtered
Wave treated signal, respectively through synthesizing IC1, IC2, IC3, IC4, IC5, IC6, IC7, IC8, IC9 in filter and amplification module
Carry out and difference beam A/D conversion number amplification signal through capacitance C1, C2, C3 coupled to signal differential synthesis processing module in into
Row signal differential and synthesis overlap-add procedure, treated, and signal is divided into the output of four tunnels.Wherein, the signal that C4, C5 are coupled out is through IC-
01 amplifies with being formed after IC-02 shapings amplification with inverting amplifier IC10 " with door ", and the signal of the amplification forms moving-target all the way
Signal（ETR-1）, this moving-target signal（ETR-1）It is input in A/D digital-to-analogue detection modules and carries out odd even judgement and data weight
Row.Similarly, the signal that C6, C7 are coupled out amplifies through IC-03 and IC-04 shapings, signal and the inverting amplifier IC11 shapes of amplification
Into or " with door " amplification, form quiet echo signal all the way（ETR-2）Odd even judgement and data are carried out into A/D digital-to-analogue detection modules
It resets.
Then, by A/D digital-to-analogues detection module by moving-target signal（ETR-1）With quiet echo signal（ETR-2）Sampling letter
Number by capacitance C9 coupled to signal feedback control comparison module, signal feedback control comparison module is set by signalc threshold
Cpk-1 coupling inputs have reference signal, and two kinds of sampled signals are carried out amplitude and phase bit comparison with reference signal simultaneously, and synchronous
It is exported by RJ-1 and RJ-2 to IC05 and IC06 digital amplifiers and is amplified output to bridge balance control prescan identification electricity
Output start pulse signal is made decisions in road, wherein, bridge balance control prescan identification circuit include resistance R3, R4, R5,
R6, Rk-1 and Rk-2, R3, R4, R5, R6, Rk-1 and Rk-2 are formed by connecting, and export respectively by the way of series connection and parallel connection
Five characteristic signal level of VA, VB, VC, VD, VE.
When reference signal is different from the amplitude of any one sampled signal or during phase difference, Vc9 ≠ Vcpk-1, IC05 with
The multiple of IC06 digital amplifiers amplification is differed with level magnitude, i.e. VB ≠ VA（A, the level of 2 points of B is unequal）When, signal is anti-
Feedback control comparison module controls prescan identification electricity by signal to the bridge balance that RJ-1 and RJ-2 output two-way level does not wait
Road enters " non-equilibrium state ", at this point, C01, C04, C03 will contain by the bridge balance that R3, R4, R5, R6, Rk-1, Rk-2 are formed
There is trigger pulse coupling output, at this moment the voltage of C points is not equal to 0, i.e. VC ≠ 0, VD ≠ 0, VE ≠ 0, C01 will generate one and touch
Hair pulse-couple to Tr amplifiers are amplified, and one pulse of transmitting carries out difference through C02 to signal differential synthesis processing module
Compare judgement.Meanwhile C04, C03 also export " prompting " signal and carry out soft-decision through signal differential synthesis processing module
" odd even " corrects, so as to obtain the characteristic signal of moving-target signal and quiet echo signal.
When the amplitude of reference signal and two kinds of sampled signals is with phase all same, Vc9=Vcpk-1, i.e. VB=VA（A, B two
The level of point is equal）, the identical signal of signal feedback control comparison module output two-way level, correspondingly, VC=0, VE=0, VD=
0, C01 is equivalent to without output trigger pulse, C04, C03 also coupled signal without output by bridge balance control prescan identification
One " sleep " signal of circuit output synthesizes processing module to signal differential, is synthesized by signal differential and is held automatically inside processing module
The synthesis of row signal differential is handled, and is shown at this time without moving-target signal.
Claims (4)
1. a kind of face battle array mutually sweeps low altitude radar signal processing system, it is characterised in that：Antenna feeder, cavity filtering are mutually swept including face battle array
Device, synthetic filtering amplification module, signal differential synthesis processing module, A/D digital-to-analogues detection module, signal feedback control comparison module
Prescan identification circuit is controlled with bridge balance, wherein,
The face battle array mutually sweeps antenna feeder for emitting signal and receiving signal；
The cavity body filter mutually sweeps the centre frequency filtering that antenna feeder receives signal for opposite battle array, and after centre frequency is filtered
Signal be coupled to synthetic filtering amplification module；
The synthetic filtering amplification module is used to carry out filtered signal the identification amplification of non-conjunction circuit, and by amplification
Each road signal is compared coupled to signal differential synthesis processing module；
To carrying out difference through synthesizing the amplified each road signal of filter module, then the signal differential synthesis processing module is used for
It is coupled out four road signals and carries out synthesis processing, then two paths of signals is synthesized after paraphase amplification, and mould is detected coupled to A/D digital-to-analogues
Block；
The A/D digital-to-analogues detection module is used to carry out digital-to-analogue conversion amplification to two-pass DINSAR amplified signal, and to the two paths of signals
Processing is weighted, separates the threshold processing of moving-target signal and quiet echo signal, moving-target signal is ruled out and believes with quiet target
Number, and by two kinds of signal sampling output couplings to signal feedback control comparison module；
The signal feedback control comparison module is used to carry out mistake to the moving-target signal of sampling and the quiet echo signal of sampling
Control, after Error Control by signal feedback control comparison module output signal in bridge balance control prescan identification circuit into
Row phase demodulation identifies；
Bridge balance control prescan identification circuit for complete in signal feedback control comparison module moving-target signal with
The amplitude control of quiet echo signal, and two signals are subjected to paraphase superposition, it completes the two kinds of digital identification signals in " 0 " and " 1 " and feeds back
It is synthesized to signal differential and phase demodulation identification is carried out in processing module, so as to show that moving-target signal and the feature of quiet echo signal are believed
Number；
The cavity body filter at least two, each cavity body filter by filtered signal be divided into after two paths of signals simultaneously into
Row amplification, the signal of two-way amplification input a synthetic filtering amplification module and form non-conjunction relationship, and formed all the way simultaneously
Signal, then Zai Jianggai roads signal is coupled to signal differential synthesis processing module；
The signal differential synthesis processing module carries out difference to the signal received, and difference goes out the different signal of four tunnel phases,
And pass through non-conjunction and carry out synthesis processing, then two paths of signals is synthesized, and be coupled to after amplifying by inverting amplifier paraphase
A/D digital-to-analogue detection modules.
2. face battle array as described in claim 1 mutually sweeps low altitude radar signal processing system, it is characterised in that the A/D digital-to-analogues detection
Module by the sampled signal of moving-target signal and quiet echo signal by being capacitively coupled to signal feedback control comparison module, it is described
Signal feedback control comparison module sets Cpk-1 coupling inputs to have reference signal by signalc threshold, and two kinds of sampled signals are same
When with reference signal carry out amplitude and phase bit comparison, if reference signal is different from the amplitude of any one sampled signal or phase not
Meanwhile the signal that signal feedback control comparison module output two-way level does not wait, if the width of reference signal and two kinds of sampled signals
When value is with phase all same, the identical signal of signal feedback control comparison module output two-way level.
3. face battle array as claimed in claim 2 mutually sweeps low altitude radar signal processing system, it is characterised in that：The reference signal is
Multiple-Scan ambient enviroment and remove the background signal formed after moving-target signal after radar booting, by the background signal and week
It encloses any moving-target and reflects that mutually sweeping the moving-target signal in antenna feeder to face battle array is compared subtractive, i.e., | quiet echo signal-dynamic mesh
Mark signal | the quiet echo signal of this Δ is carried out coding specification and forms the quiet echo signal train of pulse of Δ by the quiet echo signal of=Δ,
Equidistant addition is carried out in the quiet echo signal pulse of Δ and superintends and directs first code pulse △ moving-targets signal conduct control monitoring pulse signal,
Φ composite signals are obtained through the quiet echo signal+△ moving-targets signal of Δ, this Φ composite signal is exactly radar in scanning process
Practical moving-target signal.
4. face battle array as described in claim 1 mutually sweeps low altitude radar signal processing system, it is characterised in that：The bridge balance control
Prescan identification circuit processed includes multiple resistance, is formed by connecting by the way of series connection and parallel connection, and respectively between multiple resistance
Export five characteristic signal level of VA, VB, VC, VD, VE；When bridge balance control prescan identification circuit receives signal feedback
After the signal for controlling comparison module output, bridge balance control prescan identification circuit exports three pulse triggering signals to signal
Difference synthesize processing module, signal differential synthesize processing module according to three pulse triggering signals determine moving-target signal with
The characteristic signal of quiet echo signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610593111.7A CN106199551B (en) | 2016-07-26 | 2016-07-26 | Face battle array mutually sweeps low altitude radar signal processing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610593111.7A CN106199551B (en) | 2016-07-26 | 2016-07-26 | Face battle array mutually sweeps low altitude radar signal processing system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106199551A CN106199551A (en) | 2016-12-07 |
| CN106199551B true CN106199551B (en) | 2018-06-22 |
Family
ID=57495982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610593111.7A Active CN106199551B (en) | 2016-07-26 | 2016-07-26 | Face battle array mutually sweeps low altitude radar signal processing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106199551B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107607940A (en) * | 2017-07-26 | 2018-01-19 | 安徽四创电子股份有限公司 | A kind of cognitive method of the polynary joint sensory perceptual system of waters surveillance |
| CN108896972A (en) * | 2018-06-22 | 2018-11-27 | 西安飞机工业（集团）有限责任公司 | A kind of radar image simulation method based on image recognition |
| CN111624569A (en) * | 2020-04-28 | 2020-09-04 | 北京航天朗智科技有限公司 | Radar signal processing device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6727841B1 (en) * | 2003-04-03 | 2004-04-27 | The United States Of America As Represented By The Secretary Of The Air Force | Position-adaptive UAV radar for urban environments |
| CN103207387B (en) * | 2013-03-26 | 2014-11-05 | 北京理工雷科电子信息技术有限公司 | Method for quickly simulating airborne phased array pulse Doppler (PD) radar clutter |
| CN103529437B (en) * | 2013-10-15 | 2015-07-15 | 西安电子科技大学 | Method used for captive-balloon-borne phased array radar to distinguish open space targets under multi-target condition |
| CN105137421A (en) * | 2015-06-25 | 2015-12-09 | 苏州途视电子科技有限公司 | Photoelectric composite low-altitude early warning detection system |
| CN205229454U (en) * | 2015-11-13 | 2016-05-11 | 李广柱 | Doppler radar intrusion detection device |
| CN205880201U (en) * | 2016-07-26 | 2017-01-11 | 深圳中钧空间科学技术有限公司 | Low latitude radar signal processing system is swept mutually to area array |
-
2016
- 2016-07-26 CN CN201610593111.7A patent/CN106199551B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN106199551A (en) | 2016-12-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106199551B (en) | Face battle array mutually sweeps low altitude radar signal processing system | |
| CN108333584A (en) | A kind of remote unmanned plane detection system of low altitude small target and detection method | |
| CN109597065B (en) | False alarm suppression method and device for through-wall radar detection | |
| CN111123212B (en) | Signal processing method of scene surveillance radar based on complex clutter background | |
| Paik et al. | Image processing-based mine detection techniques: A review | |
| CN106814358A (en) | The system and method for many human body target detections in a kind of radar for ultra-broadband wall-through | |
| CN106452716B (en) | Unmanned plane signal identification detection method based on Hash fingerprint | |
| CN109298418B (en) | Radar detection false alarm suppression method and device based on building internal structure characteristics | |
| CA2176607C (en) | Radar system and method for detecting targets in clutter using target intensity and angular position | |
| CN109061631A (en) | A kind of intelligent security guard Millimeter Wave Phased Array Antenna radar warning system and method | |
| Carthel et al. | Multisensor tracking and fusion for maritime surveillance | |
| CN111580099A (en) | Wall clutter suppression method of through-wall imaging radar based on joint entropy | |
| CN109387834A (en) | Groundwater reservoir dam body fault localization method and electronic equipment | |
| CN108535714A (en) | A kind of millimetre-wave radar detection open space blocks the method and device of object | |
| CN116736394A (en) | Exploration method and system based on ocean electromagnetic difference | |
| CN205880201U (en) | Low latitude radar signal processing system is swept mutually to area array | |
| CN102981149B (en) | Down-hole remote locating method and system based on beam forming | |
| RU2506614C2 (en) | Method to detect icebergs | |
| AU2019200964B2 (en) | A signal processing technique for a metal detector | |
| CN109738899B (en) | Low-altitude aircraft detection method and system based on stochastic resonance detection array | |
| Lopera et al. | Time-frequency domain signature analysis of GPR data for landmine identification | |
| Ratto et al. | Integration of lidar with the NIITEK GPR for improved performance on rough terrain | |
| Benjamin et al. | Through-wall imaging using real-aperture radar | |
| CN112698665A (en) | Unmanned aerial vehicle detection positioning method | |
| Filippini et al. | Multi-carrier adaptive detection in polarimetric passive radars |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Chen Changzhi Inventor after: Xiang Shiwei Inventor after: Li Jianjun Inventor after: Guo Shuyi Inventor before: Chen Changzhi Inventor before: Xiang Shiwei Inventor before: Li Jianjun Inventor before: Guo Shuyi Inventor before: Ma Zhebin |
|
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180424 Address after: 518052 Guangdong city of Shenzhen province Qianhai Shenzhen Hong Kong cooperation zone before Bay Road No. 1 building 201 room A (located in Shenzhen Qianhai business secretary Co. Ltd.) Applicant after: Qianhai Shenzhen Sino sky Aerospace Science and Technology Co., Ltd. Address before: 518033 Guangdong city of Shenzhen province Futian District Futian Street No. 2001 Shennan Zhong Road, room 2018, block A Villa Applicant before: Shenzhen Sino space science and Technology Co Ltd |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |