CN106199530A - A kind of secondary radar digitized display system design device - Google Patents
A kind of secondary radar digitized display system design device Download PDFInfo
- Publication number
- CN106199530A CN106199530A CN201610474555.9A CN201610474555A CN106199530A CN 106199530 A CN106199530 A CN 106199530A CN 201610474555 A CN201610474555 A CN 201610474555A CN 106199530 A CN106199530 A CN 106199530A
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- connects
- outfan
- radar
- display system
- system design
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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
- G01S7/04—Display arrangements
- G01S7/043—Synchronising the display device with the scanning of the antenna
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- 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 secondary radar digitized display system design device, including PC and control panel, described PC left end connects LCDs and radar data feedback device, the described PC that connects includes receiver, the input of described receiver connects reception antenna, described reception antenna is arranged on the outfan of transmitter by fixing cable, in described transmitter, signal-processing board is installed, described collection is welded with multiple filter circuit on signal-processing board: primary as radio-frequency filter, the outfan of described radio-frequency filter connects radar power supply group, the outfan of described radar power supply group connects triggering circuit, the outfan of described triggering circuit connects receiver；Being provided with FPGA controller and flush bonding processor in described control panel, the communication data port of described FPGA controller passes through RS232 bus and flush bonding processor, and flush bonding processor connects data storage, data collecting card and serial communication modular.
Description
Technical field
The present invention relates to display system design field, be specially a kind of secondary radar digitized display system design dress
Put.
Background technology
Radar terminal display is the important component part of radar system, be used for showing target information that radar obtains with
Information, including position and the motion conditions thereof of target, the various characteristic parameters etc. of target, shows the duty letter of radar simultaneously
Breath, the in recent years antenna element of radar system and the technology of transceiver unit is actual does not has substantial change, and show list
The production technology of unit but experienced by significantly change, and the most frequently used display device of conventional radar display is cathode ray tube, leans on
Deflection circuit controls electron beam and moves according to certain rule, controls the power of electron beam with echo-signal power thus excites generation
High-lightness, and the scanning that the twilight sunset leaned on makes echo-signal holding certain time on screen, antenna scanning and transmitter output synchronize is electric
Pressure handle luminous point is placed in appropriate location.Its result is that one or several parameter such as distance, orientation or the elevation angle is just depicted on fluorescent screen,
Cannot avoid conventional combined displays image flicker phenomenon, and high cost, poor reliability, the resolution of picture is relatively low.
Summary of the invention
For problem above, the invention provides a kind of secondary radar digitized display system design device, by arranging
Control panel, the raw video signal of regulation Radar Display and Control Terminal display radar, and the trace information of target, add radar
Fusion with electronic chart shows, it is possible to the information such as orientation determining target more accurately, with antenna simultaneous display scan line
Position, it is possible to the situation of detection target, by the radar operation personnel operation to radar, it is achieved the setting of radar parameter, work
The transmission of instruction, to complete the control to radar system, it is also possible to by the work shape of human-computer interaction interface surveillance radar
State, simple to operate, and resolution is high, can effectively solve the problem in background technology.
For achieving the above object, the present invention provides following technical scheme: a kind of secondary radar digitized display system designs
Device, including PC and control panel, described PC left end connects LCDs and radar data feedback device, described in connect
PC includes receiver, and the input of described receiver connects has reception antenna, described reception antenna to be installed by fixing cable
Signal-processing board is installed in the outfan of transmitter, described transmitter, described collection signal-processing board is welded with multistage filter
Ripple device circuit: primary is radio-frequency filter, the outfan of described radio-frequency filter connects radar power supply group, described radar power supply
The outfan of group connects triggering circuit, and the outfan of described triggering circuit connects receiver；Install in described control panel
Having FPGA controller and flush bonding processor, the communication data port of described FPGA controller passes through RS232 bus with embedded
Processor, flush bonding processor connects data storage, data collecting card and serial communication modular.
As a kind of preferably technical scheme of the present invention, the input of described radio-frequency filter and the outfan of reception antenna
Being connected, the outfan of radio-frequency filter is connected with degree of amplitude modulation oscillograph by waveshape detector.
As a kind of preferably technical scheme of the present invention, described radar power supply group includes multi-channel electronic switch and degree of amplitude modulation
Oscillograph, the control end of described multi-channel electronic switch is connected to flush bonding processor by cable.Described degree of amplitude modulation oscillograph
It is divided into Pyatyi, including 1V, 5V, 50V, 100V and 150V.
As a kind of preferably technical scheme of the present invention, described signal-processing board uses the process chip of SD7451A series,
And the input connection of signal-processing board has trigger, the outfan of described trigger connects low pass filter, described low pass
The outfan of wave filter connects analog-digital converter.
As a kind of preferably technical scheme of the present invention, the input of described data storage and the output of analog-digital converter
End is connected, and the outfan of described data storage is connected with image display and data collecting card, and described data
Capture card uses the digital acquisition device with FPGA as control core.
As a kind of preferably technical scheme of the present invention, the outfan of described transmitter connects wireless receiver,
Described wireless receiver and response feedback circuit carry out data answering communication.
As a kind of preferably technical scheme of the present invention, described serial communication modular includes network adapter, Network adaptation
The outfan of device connects ethernet controller, and the outfan of described ethernet controller connects flush bonding processor.
As a kind of preferably technical scheme of the present invention, described flush bonding processor uses the ARM11 series of STM32 kernel
Single-chip microcomputer, described FPGA controller uses the process chip of CycloneIV series, and described data storage uses DDR2 storage
Card.
Compared with prior art, the invention has the beneficial effects as follows: this secondary radar digitized display system design device, logical
Cross and control panel is set, the raw video signal of regulation Radar Display and Control Terminal display radar, the trace information of target, add thunder
Reach the fusion with electronic chart to show, it is possible to the information such as orientation determining target more accurately, with antenna simultaneous display scan line
Position, it is possible to detection target situation, by the radar operation personnel operation to radar, it is achieved the setting of radar parameter, work
Make the transmission instructed, to complete the control to radar system, it is also possible to by the work of human-computer interaction interface surveillance radar
State, simple to operate, and resolution is high.
Accompanying drawing explanation
Fig. 1 is present configuration schematic diagram；
Fig. 2 is electrical block diagram of the present invention.
In figure: 1-PC machine；2-control panel；3-LCDs；4-radar data feedback device；5-receiver；6-connects
Receive antenna；7-transmitter；8-signal-processing board；9-radio-frequency filter；10-radar power supply group；11-triggers circuit；12-RS232
Bus；13-FPGA controller；14-flush bonding processor；15-data storage；16-data collecting card；17-serial communication mould
Block；18-waveshape detector；19-multi-channel electronic switch；20-degree of amplitude modulation oscillograph；21-trigger；22-low pass filter；
23-analog-digital converter；24-image display；25-network adapter；26-ethernet controller；27-response feedback circuit；28-
Wireless data receives musical instruments used in a Buddhist or Taoist mass.
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 carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise
Embodiment, broadly falls into the scope of protection of the invention.
Embodiment:
Referring to Fig. 1 and Fig. 2, the present invention provides a kind of technical scheme: a kind of secondary radar digitized display system designs
Device, including PC 1 and control panel 2, described PC 1 left end connects LCDs 3 and radar data feedback device 4,
The described PC 1 that connects includes receiver 5, and the input of described receiver 5 connects reception antenna 6, and described reception antenna 6 is by solid
Determining cable and be arranged on the outfan of transmitter 7, the outfan of described transmitter 7 connects wireless receiver 28, described nothing
Line data collector 28 and response feedback circuit 27 carry out data answering communication, are provided with signal-processing board in described transmitter 7
8, described signal-processing board 8 uses the process chip of SD7451A series, and the input connection of signal-processing board 8 has trigger
21, the outfan of described trigger 21 connects low pass filter 22, and the outfan of described low pass filter 22 connects modulus
Transducer 23, is welded with multiple filter circuit described collection on signal-processing board 8: primary as radio-frequency filter 9, described radio frequency is filtered
The input of ripple device 9 is connected with the outfan of reception antenna 6, the outfan of radio-frequency filter 9 by waveshape detector 18 with
Degree of amplitude modulation oscillograph 20 is connected, and the outfan of described radio-frequency filter 9 connects radar power supply group 10, described radar power supply
Group 10 includes multi-channel electronic switch 19 and degree of amplitude modulation oscillograph 20, and the control end of described multi-channel electronic switch 19 is by cable even
Receiving flush bonding processor 14, described degree of amplitude modulation oscillograph 20 is divided into Pyatyi, including 1V, 5V, 50V, 100V and 150V, described
The outfan of radar power supply group 10 connects triggering circuit 11, triggers circuit figure as in figure 2 it is shown, and trigger circuit and also known as touch
Sending out pulse generator, intervalometer, timing circuit, synchronous circuit, be the command centre of radar, its effect is to produce at regular intervals
The spike that a raw action time is the shortest, send transmitter 7 to launch with control radar respectively and starts to receive signal；Receiver 5 with
Control closely gain display；LCDs 3 starts to control scanning timing, makes them work asynchronously, described triggering electricity
The outfan on road 11 connects receiver 5；FPGA controller 13 and flush bonding processor 14 are installed in described control panel 2,
Described flush bonding processor 14 uses the ARM11 series monolithic of STM32 kernel, described FPGA controller 13 to use
The process chip of CycloneIV series, described data storage 15 uses DDR2 storage card, the communication of described FPGA controller 13
FPDP is by RS232 bus 12 and flush bonding processor 14, and flush bonding processor 14 connects data storage 15, data
Capture card 16 and serial communication modular 17, the input of described data storage 15 is connected with the outfan of analog-digital converter 23
Connecing, the outfan of described data storage 15 is connected with image display 24 and data collecting card 16, and described data
Capture card 16 uses the digital acquisition device with FPGA as control core, described serial communication modular 17 to include network adapter 25,
The outfan of network adapter 25 connects ethernet controller 26, and the outfan of described ethernet controller 26 connects embedding
Formula processor 14, uses FPGA controller to control display control terminal, and as the medium of radar man-machine interaction, in whole radar system
System mainly undertakes supervision and the control of radar state, completes the detection of radar signal data and the final prison processing display target
Depending on and the function such as extraction record and display of the target component such as distance, orientation, the elevation angle.
The exomonental energy that transmitter is mainly sent here by the reception antenna 6 of the present invention is polymerized to pencil and concentrates to a side
To launching, meanwhile, the most only receive the radar return reflected from direction thing mark, then sent through transmit-receive switch by waveguide
Entering receiver 5, receiver 5 uses direct conversion superhet.The task of receiver is exactly the faint superelevation that antenna is sent here
Frequently echo-signal is amplified being processed into the video clawback signal that display can show, is provided with wave and does in radar receiver 5
Disturbing suppression circuit and sleet codan, for preventing the radar chaff of identical wave band, some radars are provided with anti-asynchronous with frequency
Interference circuit.Transmitter 7 uses pulse regime, and its task is to produce one under the control triggering pulse to have one fixed width
High-power ultrahigh frequency pulses signal, the most periodically launch pulse, closely shelves relatively short pulse rushes, to improve range resolution
Remote shelves longer pulse, to increase operating distance.
LCDs of the present invention uses the plan-position of distance azimuth polar to show, produces under triggering Pulse Width Control
Sawtooth current, make bright spot from fluorescent screen the most at the uniform velocity to platen edge move formation range sweep line, i.e. timing, calculate also
Distance display thing mark image according to target, scan line is revolved with sky line locking under azimuth scan synchronizes transmission system effect simultaneously
Turn, so, the bearing signal that echo-signal that display is sent here according to receiver, antenna system are sent here by thing mark echo by its away from
Show on fluorescent screen from orientation.Additionally under the effect triggering pulse, display also produces distance and bearing surveying marker
It is used for measuring the distance and bearing of target, the scan line of radar asorbing paint and antenna synchronous rotary, has some spans to be available for from range
Select.Range finding available active shows away from mark or fixed range rings interception available electron rhumb line or mechanical azimuthal circle, current radar
Show device many employings color display, represent different content with different colours, make screen-picture more eye-catching.
The operation principle of the present invention: this secondary radar digitized display system design device, by arranging control panel, adjusts
The raw video signal of joint Radar Display and Control Terminal display radar, and the trace information of target, add radar and electronic chart
Fusion show, it is possible to determine the information such as orientation of target more accurately, with the position of antenna simultaneous display scan line, it is possible to visit
Survey the situation of target, by the radar operation personnel operation to radar, it is achieved the setting of radar parameter, the transmission of work order,
To complete the control to radar system, it is also possible to by the duty of human-computer interaction interface surveillance radar, operation letter
Single, and resolution is high.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all essences in the present invention
Any amendment, equivalent and the improvement etc. made within god and principle, should be included within the scope of the present invention.
Claims (8)
1. a secondary radar digitized display system design device, including PC (1) and control panel (2), described PC (1)
Left end connects LCDs (3) and radar data feedback device (4), it is characterised in that connects PC (1) described in: and includes receiving
Machine (5), the input of described receiver (5) connects has reception antenna (6), described reception antenna (6) to be installed by fixing cable
Signal-processing board (8) is installed in the outfan of transmitter (7), described transmitter (7), on described collection signal-processing board (8)
It is welded with multiple filter circuit: primary is radio-frequency filter (9), and the outfan of described radio-frequency filter (9) connects radar
Power supply group (10), the outfan of described radar power supply group (10) connects triggering circuit (11), described triggering circuit (11) defeated
Go out to hold connection to have receiver (5)；FPGA controller (13) and flush bonding processor (14) are installed in described control panel (2),
The communication data port of described FPGA controller (13) is by RS232 bus (12) and flush bonding processor (14), embedded place
Reason device (14) connects data storage (15), data collecting card (16) and serial communication modular (17).
A kind of secondary radar digitized display system design device the most according to claim 1, it is characterised in that penetrate described in:
Frequently the input of wave filter (9) is connected with the outfan of reception antenna (6), and the outfan of radio-frequency filter (9) passes through waveform
Detector (18) is connected with degree of amplitude modulation oscillograph (20).
A kind of secondary radar digitized display system design device the most according to claim 1, it is characterised in that: described thunder
Reach power supply group (10) and include multi-channel electronic switch (19) and degree of amplitude modulation oscillograph (20), the control of described multi-channel electronic switch (19)
End processed is connected to flush bonding processor (14) by cable.Described degree of amplitude modulation oscillograph (20) is divided into Pyatyi, including 1V, 5V,
50V, 100V and 150V.
A kind of secondary radar digitized display system design device the most according to claim 1, it is characterised in that: described letter
Number process plate (8) use SD7451A series process chip, and signal-processing board (8) input connect have trigger (21),
The outfan of described trigger (21) connects low pass filter (22), and the outfan of described low pass filter (22) connects mould
Number converter (23).
A kind of secondary radar digitized display system design device the most according to claim 1, it is characterised in that: described number
It is connected with the outfan of analog-digital converter (23) according to the input of memorizer (15), described data storage (15) defeated
Go out end to be connected with image display (24) and data collecting card (16), and described data collecting card (16) uses with FPGA for control
The digital acquisition device of core processed.
A kind of secondary radar digitized display system design device the most according to claim 1, it is characterised in that: described
The outfan connection penetrating machine (7) has wireless receiver (28), described wireless receiver (28) and response feedback circuit
(27) data answering communication is carried out.
A kind of secondary radar digitized display system design device the most according to claim 1, it is characterised in that: described string
Port communications module (17) includes network adapter (25), and the outfan of network adapter (25) connects ethernet controller
(26), the outfan of described ethernet controller (26) connects flush bonding processor (14).
A kind of secondary radar digitized display system design device the most according to claim 1, it is characterised in that: described embedding
Entering formula processor (14) and use the ARM11 series monolithic of STM32 kernel, described FPGA controller (13) uses CycloneIV
The process chip of series, described data storage (15) uses DDR2 storage card.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610474555.9A CN106199530A (en) | 2016-06-27 | 2016-06-27 | A kind of secondary radar digitized display system design device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610474555.9A CN106199530A (en) | 2016-06-27 | 2016-06-27 | A kind of secondary radar digitized display system design device |
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| CN106199530A true CN106199530A (en) | 2016-12-07 |
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| CN201610474555.9A Pending CN106199530A (en) | 2016-06-27 | 2016-06-27 | A kind of secondary radar digitized display system design device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108226874A (en) * | 2017-12-29 | 2018-06-29 | 南京恩瑞特实业有限公司 | Secondary radar digital video display methods |
| CN110088579A (en) * | 2017-10-06 | 2019-08-02 | Vega格里沙贝两合公司 | Radar level gauge with the synchronization signal on different circuit types |
| CN110361707A (en) * | 2019-08-09 | 2019-10-22 | 成都玖锦科技有限公司 | The motion state Dynamic Simulation Method of radiation source |
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Cited By (6)
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Application publication date: 20161207 |