CN105938191A - Secondary radar emission radio frequency assembly function tester apparatus - Google Patents
Secondary radar emission radio frequency assembly function tester apparatus Download PDFInfo
- Publication number
- CN105938191A CN105938191A CN201610473512.9A CN201610473512A CN105938191A CN 105938191 A CN105938191 A CN 105938191A CN 201610473512 A CN201610473512 A CN 201610473512A CN 105938191 A CN105938191 A CN 105938191A
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- China
- Prior art keywords
- radio frequency
- signal
- outfan
- data
- secondary radar
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Classifications
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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
- 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
- G01S7/40—Means for monitoring or calibrating
- G01S7/4004—Means for monitoring or calibrating of parts of a radar system
- G01S7/4008—Means for monitoring or calibrating of parts of a radar system of transmitters
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- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar Systems Or Details Thereof (AREA)
Abstract
The invention discloses a secondary radar emission radio frequency assembly function tester apparatus. The apparatus comprises an FPGA control board and a control panel, wherein the FPGA control board comprises an encoding signal uploading circuit arranged thereon, the input end of the encoding signal uploading circuit is connected with a data acquisition card, the data acquisition card is fixedly connected with the input end of a linear detector through a fiber, an A/D conversion chip is installed in the linear detector, and a multistage resistor isolation network is welded on the A/D conversion chip; a primary is an isolation driver, the output end of the isolation driver is connected with a data command signal module, the output end of the data command signal module is connected with a signal conditioning circuit, and the output end of the signal conditioning circuit is connected with a base-band signal controller; a digital signal processor and an embedded processor are installed in the control panel, and the communication data port of the digital signal processor is connected with the embedded processor.
Description
Technical field
The present invention relates to radio frequency component functional tester device technique field, be specially a kind of secondary radar
Launch radio frequency component functional test instrument apparatus.
Background technology
Navigation management secondary radar (SecondarySurveillanceRadar, SSR) is that secondary radar system exists
Concrete application in airway traffic control (AirTrafficControl, ATC) system, by ground interrogation machine
Decoder and airborne answering machine bipartition, ground interrogation machine sends request signal, aircraft to target
On answering equipment receive request signal after carry out automatic-answering back device, complete identification process.Secondary radar skill
Art is developed to Mode S from traditional mode, is that the military enemy and we of a new generation identify (IFF) system and civil aviation
The important technology of traffic control receive-transmit system is broken through, and the communication of the transceiver of traditional secondary radar uses two
The pattern of kind: mode A and C mode, mode A is used for aircraft code identification；C mode is used for aircraft altitude
Identify, along with growing air traffic freight volume so that traditional based on A/C pattern secondary thunder
The air traffic control system reached feels more pressure, also occurs in that the inherent shortcoming of A/C pattern simultaneously, and two
The interference that the overlap that platform or more multiple stage transponder are answered can cause, when an inquisitor is by from separately
During the interference of the response of an outer inquisitor, transponder can be caused to be not responding to due to excessively inquiry, it is impossible to
Deal with the aircraft density day by day increased and thing followed RF is crowded.
Summary of the invention
For problem above, the invention provides a kind of secondary radar emissions radio frequency component functional tester
Device, for the purpose of the duty testing secondary radar emissions radio frequency component and performance are the most reliable,
Use the design that large scale integrated circuit and software combine, it is proposed that a kind of new inquiry, survey
The examination system structure that is integrated of function, and use FPGA controller as master board, construct with
Hardware is the high speed of core, stablizes, has the signal inquiry of open architecture and the processing system of test,
The speed making whole system improves, and improves the most accordingly, can effectively solve in background technology
Problem.
For achieving the above object, the present invention provides following technical scheme: a kind of secondary radar emissions radio frequency
Assembly function tester device, including FPGA panel and control panel, described control panel upper end is even
It is connected to LCDs and operation button, described FPGA panel includes encoding signal uploads circuit,
Described coding signal uploads the input connection of circuit has data collecting card, described data collecting card to pass through
Optical fiber is fixedly connected on the input of linear detector, is provided with A/D and changes core in described linear detector
Sheet, described A/D conversion chip is welded with multilevel resistance isolation network: primary for driver for isolating, institute
The outfan connection stating driver for isolating has data command signaling module, described data command signaling module
Outfan connect and have signal conditioning circuit, the outfan of described signal conditioning circuit connects has base band to believe
Number controller；Digital signal processor and flush bonding processor are installed in described control panel, described
The communication data port of digital signal processor is connected with flush bonding processor, and flush bonding processor is even
It is connected to data storage, wireless RF receivers and serial communication modular.
As a kind of preferably technical scheme of the present invention, the input of described driver for isolating and FPGA number
It is connected according to the outfan of harvester, the input of FPGA data harvester and microcontroller serial port controller
It is connected.
As a kind of preferably technical scheme of the present invention, described data command signaling module includes Multi-path electricity
Son switch and adjustable frequency wave filter, the control end of described multi-channel electronic switch is connected to embedding by cable
Enter formula processor.Described adjustable frequency wave filter is divided into three frequency spectrums, including 1030MHz, 1030MHz
And 1090MHz.
As a kind of preferably technical scheme of the present invention, described signal conditioning circuit includes constant-current amplifier,
The outfan of described constant-current amplifier connects to be had and difference signal channel circuit, described and difference signal passage electricity
The outfan on road connects analog-digital converter.
As the present invention a kind of preferably technical scheme, the input of described baseband signal controller and mould
The outfan of number converter is connected, and described baseband signal controller uses with embedded as control core
Digital control chip.
As a kind of preferably technical scheme of the present invention, the outfan of described baseband signal controller connects
Wireless data transmitter, described wireless data transmitter is had to be entered with microcontroller by signal drive circuit
Row data communication.
As a kind of preferably technical scheme of the present invention, described serial communication modular includes that RJ45 network is fitted
Orchestration, the outfan of RJ45 network adapter connects control interface, the outfan at described control interface
Connect and have virtual display interface.
As a kind of preferably technical scheme of the present invention, described flush bonding processor uses STM32 kernel
ARM11 series monolithic, described digital signal processor uses the process chip of TIC66X series, described
Data storage uses DDR2 storage card, and described RJ45 network adapter uses the core of NE4100T series
Sheet.
Compared with prior art, the invention has the beneficial effects as follows: this secondary radar emissions radio frequency component merit
Can tester device, by arrange DSP CONTROL interrogator transmitter and receiver time
Between, by the control to the transceiver part time, thus realize the control to the chart extractor time, with
The test duty of secondary radar emissions radio frequency component and performance the most reliable for the purpose of, use big rule
The design that vlsi die and software combine, it is proposed that a kind of new inquiry, test function are
The system structure of one, monitors in real time launching radio frequency component duty, shows with Radar Software
Control interface combine, form one with hardware as core, software can show the mini-system of control, and makes
By FPGA controller as master board, construct the high speed with hardware as core, stable, have out
Put the signal inquiry of formula framework and the processing system of test so that the speed of whole system improves, accurately
Improve the most accordingly, and whole apparatus structure is simple, practical.
Accompanying drawing explanation
Fig. 1 is present configuration schematic diagram；
Fig. 2 is electrical block diagram of the present invention.
In figure: 1-FPGA panel；2-control panel；3-LCDs；4-operates button；5-
Coding signal uploads circuit；6-data collecting card；7-linear detector；8-A/D conversion chip；9-
Driver for isolating；10-data command signaling module；11-signal conditioning circuit；12-baseband signal controls
Device；13-digital signal processor；14-flush bonding processor；15-data storage；16-is wireless to be penetrated
Frequently receptor；17-serial communication modular；18-FPGA data acquisition unit；19-multi-channel electronic switch；20-
Adjustable frequency wave filter；21-constant-current amplifier；22-and difference signal channel circuit；23-analog-digital converter；
24-microcontroller serial port controller；25-RJ45 network adapter；26-controls interface；The virtual display of 27-
Interface；28-wireless data transmitter；29-signal drive circuit；30-microcontroller.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is entered
Row clearly and completely describes, it is clear that described embodiment is only a part of embodiment of the present invention,
Rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not having
Have and make the every other embodiment obtained under creative work premise, broadly fall into present invention protection
Scope.
Embodiment:
Referring to Fig. 1 and Fig. 2, the present invention provides a kind of technical scheme: a kind of secondary radar emissions radio frequency
Assembly function tester device, including FPGA panel 1 and control panel 2, described control panel 2
Upper end connects LCDs 3 and operation button 4, and described FPGA panel 1 includes coding letter
Number uploading circuit 5, described coding signal is uploaded the input of circuit 5 and is connected and have data collecting card 6, institute
State data collecting card 6 and be fixedly connected on the input of linear detector 7, described linear inspection by optical fiber
A/D conversion chip 8 is installed in ripple device 7, described A/D conversion chip 8 is welded with multilevel resistance every
Off-network network: primary is driver for isolating 9, and the input of described driver for isolating 9 is adopted with FPGA data
The outfan of storage 18 is connected, and the input of FPGA data harvester 18 controls with microcontroller serial port
Device 24 is connected, and the outfan of described driver for isolating 9 connects data command signaling module 10, institute
State data command signaling module 10 and include multi-channel electronic switch 19 and adjustable frequency wave filter 20, described
The control end of multi-channel electronic switch 19 is connected to flush bonding processor 14, described adjustable frequency by cable
Wave filter 20 is divided into three frequency spectrums, including 1030MHz, 1030MHz and 1090MHz, described data
The outfan of command signal module 10 connects signal conditioning circuit 11, described signal conditioning circuit 11
Including constant-current amplifier 21, the outfan of described constant-current amplifier 21 connects to be had and difference signal channel circuit
22, described and difference signal channel circuit 22 outfan connects analog-digital converter 23, and described signal is adjusted
The outfan of reason circuit 11 connects baseband signal controller 12, described baseband signal controller 12
Input is connected with the outfan of analog-digital converter 23, described baseband signal controller 12 use with
The embedded digital control chip for control core, the outfan of described baseband signal controller 12 connects
Wireless data transmitter 28, described wireless data transmitter 28 is had to pass through signal drive circuit 29 with micro-
Controller 30 carries out data communication；Digital signal processor 13 He is installed in described control panel 2
Flush bonding processor 14, described flush bonding processor 14 uses the ARM11 series monolithic of STM32 kernel
Machine, described digital signal processor 13 uses the process chip of TIC66X series, and described data store
Device 15 uses DDR2 storage card, described RJ45 network adapter 25 to use the core of NE4100T series
Sheet, the communication data port of described digital signal processor 13 is connected with flush bonding processor 14,
Flush bonding processor 14 connects data storage 15, wireless RF receivers 16 and serial communication mould
Block 17, described serial communication modular 17 includes RJ45 network adapter 25, RJ45 network adapter
The outfan of 25 connects control interface 26, and the outfan at described control interface 26 connects virtual showing
Show interface 27.
The present invention uses the important module using FPGA panel to process as data, and function is by double
Receive control command to I/O, carry out pattern-coding, select mode pulse that signal is exported；By double
Receive pulse width to I/O and adjust data, interrogation pulse width is adjusted；Produce and launch radio frequency
Control signal AM etc. needed for assembly modulation；Receive inquiry trigger data, produce internal trigger；Receive
A/D changes data, and is sent to singlechip CPU by I/O mouth；Receive S mode control command sum
According to, encode on request, select S mode coding signal output；According to encoded content, carry out S
Pattern CRC multinomial check code circuit design, generates DPSK phase modulation control signal etc., letter of wherein sampling
Number as shown in Figure 2.
The RJ45 network adapter that the present invention uses, utilizes NE4100T chip module to realize software with hard
Network service between part, completes the mutual conversion of network signal and rs 232 serial interface signal transmission.
The driver for isolating that the present invention uses, the coupling being mainly used between signal level, drive
Circuit module completes the amplification of signal and drives energy.
The operation principle of the present invention: this secondary radar emissions radio frequency component functional test instrument apparatus, passes through
The time of DSP CONTROL interrogator transmitter and receiver is set, by transceiver part
The control of time, thus realize control to the chart extractor time, penetrates testing secondary radar emissions
Frequently the duty of assembly and performance the most reliable for the purpose of, use large scale integrated circuit and software phase
In conjunction with design, it is proposed that the system structure that a kind of new inquiry, test function are integrated, right
Launch radio frequency component duty to monitor in real time, combine with Radar Software aobvious control interface, composition
One with hardware as core, software can show the mini-system of control, and uses FPGA controller as master
Panel, construct the high speed with hardware as core, stable, there is the signal inquiry of open architecture
Processing system with test so that the speed of whole system improves, and improves the most accordingly, and whole
Individual apparatus structure is simple, practical.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all
Any amendment, equivalent and the improvement etc. made within the spirit and principles in the present invention, all should comprise
Within protection scope of the present invention.
Claims (8)
1. a secondary radar emissions radio frequency component functional test instrument apparatus, including FPGA panel (1)
With control panel (2), described control panel (2) upper end connects LCDs (3) and operation
Button (4), it is characterised in that: include on described FPGA panel (1) that encoding signal uploads circuit
(5), described coding signal uploads the input connection of circuit (5) data collecting card (6), described
Data collecting card (6) is fixedly connected on the input of linear detector (7), described line by optical fiber
Property cymoscope (7) in A/D conversion chip (8) is installed, the upper weldering of described A/D conversion chip (8)
It is connected to multilevel resistance isolation network: primary is driver for isolating (9), described driver for isolating (9)
Outfan connects data command signaling module (10), described data command signaling module (10) defeated
Going out to hold connection to have signal conditioning circuit (11), the outfan of described signal conditioning circuit (11) connects to be had
Baseband signal controller (12)；Digital signal processor (13) is installed in described control panel (2)
With flush bonding processor (14), the communication data port of described digital signal processor (13) and embedding
Formula processor (14) is connected, and flush bonding processor (14) connects data storage (15), nothing
Line radio frequency receiver (16) and serial communication modular (17).
A kind of secondary radar emissions radio frequency component functional test instrument apparatus the most according to claim 1,
It is characterized in that: the input of described driver for isolating (9) and FPGA data harvester (18)
Outfan is connected, the input of FPGA data harvester (18) and microcontroller serial port controller (24)
It is connected.
A kind of secondary radar emissions radio frequency component functional test instrument apparatus the most according to claim 1,
It is characterized in that: described data command signaling module (10) includes multi-channel electronic switch (19) and can
Adjusting frequency filter (20), the control end of described multi-channel electronic switch (19) is connected to embedding by cable
Enter formula processor (14).Described adjustable frequency wave filter (20) is divided into three frequency spectrums, including 1030MHz,
1030MHz and 1090MHz.
A kind of secondary radar emissions radio frequency component functional test instrument apparatus the most according to claim 1,
It is characterized in that: described signal conditioning circuit (11) includes constant-current amplifier (21), described constant current is put
The outfan of big device (21) connects to be had and difference signal channel circuit (22), described and difference signal passage electricity
The outfan on road (22) connects analog-digital converter (23).
A kind of secondary radar emissions radio frequency component functional test instrument apparatus the most according to claim 1,
It is characterized in that: the input of described baseband signal controller (12) and analog-digital converter (23)
Outfan is connected, and described baseband signal controller (12) uses with the embedded number as control core
Word control chip.
A kind of secondary radar emissions radio frequency component functional test instrument apparatus the most according to claim 1,
It is characterized in that: the outfan of described baseband signal controller (12) connects wireless data transmitter
(28), described wireless data transmitter (28) is by signal drive circuit (29) and microcontroller (30)
Carry out data communication.
A kind of secondary radar emissions radio frequency component functional test instrument apparatus the most according to claim 1,
It is characterized in that: described serial communication modular (17) includes RJ45 network adapter (25), RJ45
The outfan of network adapter (25) connects control interface (26), described control interface (26)
Outfan connects virtual display interface (27).
A kind of secondary radar emissions radio frequency component functional test instrument apparatus the most according to claim 1,
It is characterized in that: described flush bonding processor (14) uses the ARM11 series monolithic of STM32 kernel
Machine, described digital signal processor (13) uses the process chip of TIC66X series, and described data are deposited
Reservoir (15) uses DDR2 storage card, and described RJ45 network adapter (25) uses NE4100T
The chip of series.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610473512.9A CN105938191A (en) | 2016-06-27 | 2016-06-27 | Secondary radar emission radio frequency assembly function tester apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610473512.9A CN105938191A (en) | 2016-06-27 | 2016-06-27 | Secondary radar emission radio frequency assembly function tester apparatus |
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| Publication Number | Publication Date |
|---|---|
| CN105938191A true CN105938191A (en) | 2016-09-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610473512.9A Pending CN105938191A (en) | 2016-06-27 | 2016-06-27 | Secondary radar emission radio frequency assembly function tester apparatus |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106530668A (en) * | 2016-12-14 | 2017-03-22 | 天津光电通信技术有限公司 | Miniature collector |
| CN110596659A (en) * | 2019-09-25 | 2019-12-20 | 四川九洲空管科技有限责任公司 | Single-pulse angle measurement internal calibration source loop self-calibration method based on secondary radar |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106530668A (en) * | 2016-12-14 | 2017-03-22 | 天津光电通信技术有限公司 | Miniature collector |
| CN110596659A (en) * | 2019-09-25 | 2019-12-20 | 四川九洲空管科技有限责任公司 | Single-pulse angle measurement internal calibration source loop self-calibration method based on secondary radar |
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Application publication date: 20160914 |