CN205809284U - A kind of radar data processing means - Google Patents
A kind of radar data processing means Download PDFInfo
- Publication number
- CN205809284U CN205809284U CN201620318406.9U CN201620318406U CN205809284U CN 205809284 U CN205809284 U CN 205809284U CN 201620318406 U CN201620318406 U CN 201620318406U CN 205809284 U CN205809284 U CN 205809284U
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- CN
- China
- Prior art keywords
- optical
- light
- signal
- streak camera
- data processing
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- 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.)
- Withdrawn - After Issue
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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
-
- 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
- G01S7/28—Details of pulse systems
- G01S7/2806—Employing storage or delay devices which preserve the pulse form of the echo signal, e.g. for comparing and combining echoes received during different periods
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Optical Couplings Of Light Guides (AREA)
- Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
- Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Optical Radar Systems And Details Thereof (AREA)
Abstract
This patent discloses a kind of radar data processing means, device includes electrical to optical converter, streak camera, optical data processor, Computer Storage module and display, received signal is sent to the electric input interface of electrical to optical converter by the signal of telecommunication transmitting terminal of described radar, the light output interface of electrical to optical converter connects the input objective of streak camera by optical fiber or waveguide device, the read-out system of streak camera passes through sensitive detection parts, spatial light modulator or optical fiber telecommunications line are connected with optical data processor, optical data processor signal outfan outputs data to Computer Storage module by detector or connects display.Streak camera is introduced the radar data communications field by this patent, and data processing speed is faster.
Description
[technical field]
This patent relates to technical field of radar communication, a kind of radar data processing means.
[background technology]
In the prior art, various types of radars be used for the purpose such as meteorological observation, air traffic control, radar by from
The high frequency radio wave of it alignment objective emission such as microwave and receive echo or the scattered wave from this target and visit
Survey the size of this target, shape, distance, speed etc., and the signal of telecommunication comprising this type of information is converted into by data acquisition unit
Digital signal, is directed into data processing equipment such as computer and carries out data process, then obtain the image being easy to data analysis.
For achieving the above object, therefore radar needs on parts: emitter, for producing and export the height of pulse shape
Frequently signal；Antenna, and receives by mesh as high frequency radio wave for the high-frequency signal produced by emitter to atmospheric emission
Mark reflection or the high frequency radio wave of scattering；Receptor, for receiving the high frequency radio wave reflected by object by antenna；With
And the circulator as switching device, at the high frequency signal transmission from emitter to antenna and the height from antenna to receptor
Frequently switch between signal transmission.
If increasing bandwidth to improve resolution, all signals corresponding for obtaining respective bandwidth, it is necessary to be equipped with high-performance
ADC device, this will become a problem.Even if therefore we need to find the sampling rate being used below required sampling rate
Also can guarantee that high-resolution scheme.
Streak camera, is also called image converter tube scanning camera, and the timeline information of optical signal can be converted to spatial axes letter
Breath, then collection and the analysis of signal, existing streak camera is carried out by CCD or cmos detector, it is mainly used in the light of material more
Spectrality can be used for testing the fluorescence lifetime of up-conversion and crystalline material with time response research.
[summary of the invention]
The purpose of this patent is to introduce streak camera radar data processing means, it is provided that a kind of data processing speed is more
Fast radar data processing means.
For achieving the above object, a kind of New Type Radar data processing equipment of design, device includes electrical to optical converter, striped phase
Machine, optical data processor, Computer Storage module and display, received signal is sent out by the signal of telecommunication transmitting terminal of radar
Delivering to the electric input interface of electrical to optical converter, the light output interface of electrical to optical converter connects striped phase by optical fiber or waveguide device
The input objective of machine, the read-out system of streak camera is by sensitive detection parts, spatial light modulator or optical fiber telecommunications line and light
Data processor connects, and optical data processor signal outfan outputs data to Computer Storage module by detector
Or connection display.
Described streak camera, by input objective, shutter, time series analysis streak tube, power supply unit, time sweep and etc. frame time
Between control unit, read-out system, slit and neutral density filter composition, described time series analysis streak tube use be produced on optical fiber
Photocathode on panel, two pairs of deflecting plates, a microchannel plate and the fluorescent screen being produced on fibre faceplate, replaceable slit
Being positioned at the fibre faceplate of photocathode, neutral density filter is placed on input objective.
Described time series analysis streak tube, also replaces with optical coupling assembly, light deflector, pump light assembly, wherein light deflection
Device includes fiber waveguide, and pump light is vertically incident to fiber waveguide, then by reading after flashlight passes through fiber waveguide in the horizontal direction
Go out system acquisition to read；The functional layer of fiber waveguide uses sandwich, and middle sandwich layer is flashlight passage, pump light incidence end
The zigzag pump light mask making pump light form light prism array in the core, described smooth prism array it is provided with on face
It is based on carrier-induced variations in refractive index effect in quasiconductor, for light beam steering.
Described electrical to optical converter, including electricity input interface, voltage stabilizing current limiting component, semiconductor light assembly and light output interface,
Described voltage stabilizing flow-restriction is connected with semiconductor light assembly, is also connected with electricity input interface, is partly leading on voltage stabilizing flow-restriction
Light output interface it is also connected with on body optical assembly.
The method of above-mentioned New Type Radar data processing equipment, the signal of telecommunication is passed by the signal of telecommunication transmitting terminal of radar by holding wire
Transporting to the electric input interface of electrical to optical converter, voltage stabilizing flow-restriction that electrical to optical converter sets in passing through, semiconductor light group are by telecommunications
Number it is converted into optical signal, and is exported by light output interface, then be transmitted through the fiber to the input objective of streak camera, by bar
Clock signal is changed into steric spatial domain sequence signal by stricture of vagina camera, the read-out system of streak camera by sensitive detection parts,
Spatial light modulator or optical fiber telecommunications line are connected with optical data processor, and optical data processor signal outfan passes through
Detector output data is to Computer Storage module or connects display.
The input objective of the optical signals streak camera after conversion enters streak camera, and tentatively filters through neutral density filter
Rear entry time analyzes streak tube, i.e. through being positioned over the replaceable slit at fibre faceplate, via two pairs of deflecting plates and one
Microchannel plate is irradiated on photocathode, imaging on fluorescent screen after the accelerated focusing of photoelectron of generation and scanning, by reading
Go out system information to be exported.
Streak camera is innovatively introduced the radar data communications field by this patent, and data processing speed faster, can reach skin
The processing speed of second-time.
[accompanying drawing explanation]
Fig. 1 is this patent radar data communication data transfer theory diagram.
Fig. 2 is electro-optic conversion theory diagram.
Fig. 3 is embodiment one streak camera structured flowchart.
Fig. 4 is embodiment two streak camera structured flowchart.
[detailed description of the invention]
In conjunction with drawings and Examples, the technical scheme of this patent is further elaborated, it is believed that to those skilled in the art
For be clearly.
Embodiment one
As it is shown in figure 1, New Type Radar data processing equipment, it is characterised in that by radar, electrical to optical converter, striped phase
Machine, optical data processor, Computer Storage module and display composition, the signal of telecommunication transmitting terminal of described radar will be received
Signal be sent to the electric input interface of electrical to optical converter, the light output interface of electrical to optical converter is by optical fiber or waveguide device even
Connecing the input objective of streak camera, the read-out system of streak camera is by sensitive detection parts, spatial light modulator or fiber optic communication
Circuit is connected with optical data processor, and optical data processor signal outfan outputs data to computer by detector
Memory module or connection display.
As in figure 2 it is shown, described electrical to optical converter, including electricity input interface, voltage stabilizing current limiting component, semiconductor light assembly and light
Output interface, described voltage stabilizing flow-restriction is connected with semiconductor light assembly, is also connected with electricity input and connects on voltage stabilizing flow-restriction
Mouthful, semiconductor light assembly is also connected with light output interface.
Streak camera although referred to as camera, but and the camera of common meaning not consistent, it is not directly on film
Record, is not each frame of record order, but similar consecutive image or the same record of film, simply speed is quickly, available
Record extremely short temporary transient between.Streak camera can perform bidimensional distribution, measures time domain or the parameter of Space Categories simultaneously, due to
It has the highest resolution over time and space, has become as the powerful of high space-time diagnosis.
As it is shown on figure 3, described streak camera, by input objective, mechanical shutter, time series analysis streak tube, power supply unit, time
Between the control unit of frame time such as scanner uni, read-out system, slit and neutral density filter composition, described time series analysis streak tube
Using the photocathode being produced on fibre faceplate, two pairs of deflecting plates, a microchannel plate is glimmering be produced on fibre faceplate
Optical screen, replaceable slit is positioned at the fibre faceplate of photocathode, and neutral density filter is placed on input objective.
The method of above-mentioned New Type Radar data processing equipment, the signal of telecommunication is passed by the signal of telecommunication transmitting terminal of radar by holding wire
Transporting to the electric input interface of electrical to optical converter, voltage stabilizing flow-restriction that electrical to optical converter sets in passing through, semiconductor light group are by telecommunications
Number it is converted into optical signal, and is exported by light output interface, then be transmitted through the fiber to the input objective of streak camera, by bar
Clock signal is changed into steric spatial domain sequence signal, striped phase by the time series analysis streak tube that stricture of vagina camera sets in passing through
The read-out system of machine is connected with optical data processor by sensitive detection parts, spatial light modulator or optical fiber telecommunications line, light
Learn data processor signal output part and by detector output data to Computer Storage module or connect display.
The input objective of the optical signals streak camera after conversion enters streak camera, and tentatively filters through neutral density filter
Rear entry time analyzes streak tube, i.e. through being positioned over the replaceable slit at fibre faceplate, via two pairs of deflecting plates and one
Microchannel plate is irradiated on photocathode, imaging on fluorescent screen after the accelerated focusing of photoelectron of generation and scanning, by reading
Go out system information to be exported.
Embodiment two
As shown in Figure 4, described time series analysis streak tube, also replace with optical coupling assembly, light deflector, pump light assembly,
Wherein light deflector includes fiber waveguide, and pump light is vertically incident to fiber waveguide, then flashlight passes through light in the horizontal direction
Read by read-out system collection after waveguide；The functional layer of fiber waveguide uses sandwich, and middle sandwich layer is flashlight passage, pump
The zigzag pump light mask making pump light form light prism array in the core it is provided with on the light-incident end of Pu, described
Light prism array is based on carrier-induced variations in refractive index effect in quasiconductor, for light beam steering.
Claims (4)
1. a radar data processing means, including electrical to optical converter, streak camera, optical data processor, Computer Storage
Module and display, it is characterised in that:
The signal of telecommunication is transmitted the electric input interface to electrical to optical converter, electro-optic conversion by holding wire by the signal of telecommunication transmitting terminal of radar
Voltage stabilizing flow-restriction, semiconductor light group that device sets in passing through are converted electrical signals to optical signal, and are exported by light output interface,
It is transmitted through the fiber to the input objective of streak camera again, by streak camera, clock signal is changed into steric spatial domain
Sequence signal, the read-out system of streak camera is by sensitive detection parts, spatial light modulator or optical fiber telecommunications line and optics number
Connecting according to processor, optical data processor signal outfan passes through detector output data to Computer Storage module or connection
Display.
2. a kind of radar data processing means as claimed in claim 1, it is characterised in that described streak camera is by inputting thing
Mirror, shutter, time series analysis streak tube, power supply unit, time sweep and etc. the control unit of frame time, read-out system, slit with
And neutral density filter composition, the photocathode that the employing of described time series analysis streak tube is produced on fibre faceplate, two pairs of deflecting plates,
One microchannel plate and the fluorescent screen being produced on fibre faceplate, replaceable slit is positioned over the fibre faceplate against photocathode
Place, neutral density filter is placed on input objective.
3. a kind of radar data processing means as claimed in claim 1, it is characterised in that described electrical to optical converter, including electricity
Input interface, voltage stabilizing flow-restriction, semiconductor light assembly and light output interface, described voltage stabilizing flow-restriction and semiconductor light assembly
It is connected, voltage stabilizing flow-restriction is also connected with electricity input interface, semiconductor light assembly is also connected with light output interface.
4. a kind of radar data processing means as claimed in claim 2, it is characterised in that described time series analysis streak tube, also
Replacing with optical coupling assembly, light deflector, pump light assembly, wherein light deflector includes fiber waveguide, and pump light is vertically
Be incident to fiber waveguide, then flashlight is in the horizontal direction by being read by read-out system collection after fiber waveguide；The functional layer of fiber waveguide
Using sandwich, middle sandwich layer is flashlight passage, pump light incident end face is provided with make pump light at sandwich layer
The zigzag pump light mask of middle formation light prism array, described smooth prism array is to reflect based on carrier-induced in quasiconductor
Rate varying effect, for light beam steering.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2015108687153 | 2015-12-01 | ||
| CN201510868715.3A CN105445717A (en) | 2015-12-01 | 2015-12-01 | Radar data processing apparatus and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205809284U true CN205809284U (en) | 2016-12-14 |
Family
ID=55556136
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510868715.3A Pending CN105445717A (en) | 2015-12-01 | 2015-12-01 | Radar data processing apparatus and method |
| CN201620318406.9U Withdrawn - After Issue CN205809284U (en) | 2015-12-01 | 2016-04-15 | A kind of radar data processing means |
| CN201610236489.1A Active CN105759248B (en) | 2015-12-01 | 2016-04-15 | A kind of radar data processing unit and signal-data processing method |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510868715.3A Pending CN105445717A (en) | 2015-12-01 | 2015-12-01 | Radar data processing apparatus and method |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610236489.1A Active CN105759248B (en) | 2015-12-01 | 2016-04-15 | A kind of radar data processing unit and signal-data processing method |
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| Country | Link |
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| CN (3) | CN105445717A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105759248A (en) * | 2015-12-01 | 2016-07-13 | 中国科学院上海技术物理研究所 | Radar data processing device and signal data processing method |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108181846B (en) * | 2017-12-12 | 2020-02-18 | 中国电波传播研究所（中国电子科技集团公司第二十二研究所） | Multi-array radar module time sequence control method |
| CN108594181A (en) * | 2018-05-31 | 2018-09-28 | 中国人民解放军63908部队 | A kind of portable radar data acquisition processing device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10240494A1 (en) * | 2002-09-03 | 2004-03-11 | Robert Bosch Gmbh | Pulse radar sensor |
| CN101876709A (en) * | 2009-12-14 | 2010-11-03 | 哈尔滨工业大学 | Stripe pipe laser infrared radar imaging detection system |
| CN102253394B (en) * | 2011-04-21 | 2012-10-24 | 北京理工大学 | Multispectral stripe tube three-dimensional lidar imaging apparatus |
| CN102508224B (en) * | 2011-11-18 | 2014-01-29 | 北京理工大学 | Device for improving imaging laser radar depth of field of multi-slit streak tube |
| CN102901957A (en) * | 2012-09-25 | 2013-01-30 | 北京理工大学 | Receiving device for three-dimensional (3D) multispectral detection of stripe tube laser radar |
| CN105445717A (en) * | 2015-12-01 | 2016-03-30 | 中国科学院上海技术物理研究所 | Radar data processing apparatus and method |
-
2015
- 2015-12-01 CN CN201510868715.3A patent/CN105445717A/en active Pending
-
2016
- 2016-04-15 CN CN201620318406.9U patent/CN205809284U/en not_active Withdrawn - After Issue
- 2016-04-15 CN CN201610236489.1A patent/CN105759248B/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105759248A (en) * | 2015-12-01 | 2016-07-13 | 中国科学院上海技术物理研究所 | Radar data processing device and signal data processing method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105759248B (en) | 2019-04-02 |
| CN105445717A (en) | 2016-03-30 |
| CN105759248A (en) | 2016-07-13 |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20161214 Effective date of abandoning: 20190402 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20161214 Effective date of abandoning: 20190402 |