CN106772287B - A kind of Radar Automatic Test System of generic Extensible - Google Patents
A kind of Radar Automatic Test System of generic Extensible Download PDFInfo
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- CN106772287B CN106772287B CN201611115402.1A CN201611115402A CN106772287B CN 106772287 B CN106772287 B CN 106772287B CN 201611115402 A CN201611115402 A CN 201611115402A CN 106772287 B CN106772287 B CN 106772287B
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- radar
- test
- test module
- message handler
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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
-
- 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
Abstract
The invention discloses a kind of Radar Automatic Test Systems of generic Extensible, comprising: CPCI tests host (1), programmable power supply (2), display control terminal (3), complex target simulator (4), power meter (5), frequency spectrograph (6), oscillograph (7), switching network (8), signal generator (9), the network switch (10), radar front end test module, message handler test module and radar system test module.Test macro control radar enters working condition, and provides external drive signal, then analyzes and determines to the output signal of radar, determines whether radar is working properly, completes the test job to radar with this.The present invention greatly improves the speed of data transmission by transmitted data on network, helps to carry out quick storage and processing to the mass data that radar generates.The application of cpci bus reduces the volume of equipment, facilitates the carrying and transport of Radar Automatic Test System.
Description
Technical field
The present invention relates to a kind of network-based Radar Automatic Test System, especially a kind of radar of generic Extensible is certainly
Dynamic test macro.
Background technique
The continuous promotion of Radar Technology at present, radar internal structure is also increasingly sophisticated, internal system analog circuit and number
Word circuit is simultaneously deposited, and high-frequency signal and low frequency signal are simultaneously deposited, and is brought greatly to the design of Radar Measurement System generalization, miniaturization
Challenge.
Current radar test macro is mainly made of test host and universal tester, and wherein all purpose instrument mainly passes through
Gpib bus realizes long-range control, but gpib bus transmission speed is slow, is unfavorable for the test to radar high speed signal；And body
Product is huge, and causing test equipment all is metal chassis framework, has severely restricts to portability design.Furthermore test host is led at present
Also there is very big defect in terms of real-time control using Windows as operating system, not have test macro versatility
It is required that.
Summary of the invention
It is an object of that present invention to provide a kind of Radar Automatic Test Systems of generic Extensible, solve previous radar test system
Data transmission bauds of uniting is slow, real-time is insufficient and not readily portable problem.
A kind of Radar Automatic Test System of generic Extensible, comprising: CPCI tests host, programmable power supply, display control
Terminal, complex target simulator, power meter, frequency spectrograph, oscillograph, switching network, signal generator, the network switch, radar
Head end test module, message handler test module and radar system test module.
Above-mentioned composition is divided into " master control and low speed signal part of detecting " and " all purpose instrument radio frequency testing part " two parts.
Master control and low speed signal part of detecting, comprising: CPCI tests host, programmable power supply, display control terminal, compound mesh
Mark simulator, radar front end test module, message handler test module and radar system test module.Radar front end tests mould
Block, message handler test module and radar system test module are run in CPCI test host.CPCI tests host and journey
Control power supply is connected with display control terminal by private cable, and CPCI tests host and complex target simulator passes through cable and net
The connection of network interchanger.
The function of display control terminal are as follows: for human-computer interaction, the display of the input of test command and test result.
The function of radar front end test module are as follows: for completing the self-test of radar front end, to radar signal processor power, defeated
The dynamic functional performance of signal center frequency, AGC is tested out.
The function of message handler test module are as follows: for completing the self-test of radar information processing device, to message handler
Intermediate frequency playback bilateral sector scanning, survey high, forword-looking imaging function and tested.
The function of radar system test module are as follows: for testing radar complete machine, to the testing process of radar complete machine
It is checked and is tested with function.
All purpose instrument radio frequency testing part, comprising: power meter, frequency spectrograph, oscillograph, switching network, signal generator and
The network switch.Power meter, frequency spectrograph, oscillograph, switching network and signal generator are connect by cable with the network switch.
Control programmable power supply is powered to radar first when radar front end test module works, and then tests host by CPCI
Control information is sent to radar front end, control radar front end enters self-test state.After the completion of self-test, radar front end feeds back self-test shape
State, radar front end test module judge whether radar front end self-test is normal.Radar front end test module control radar front end is outside
Send radiofrequency signal.Radar front end test module is by network switch control switch network, the signal that radar front end is issued
It is transferred to oscillograph, power meter and frequency spectrograph respectively, completes the test to radar front end signal by these universal testers and surveys
Amount, and test data is fed back to by radar front end test module by the network switch.Radar front end test module is being counted
According to rear, the data received are compared with pre-stored data, data error within a predetermined range when, determine that radar issues letter
Number output signal power, output signal centre frequency, the dynamic performance indicator of AGC it is normal.
When message handler test module works, control programmable power supply is powered to radar first, is then tested by CPCI
Host sends control information to the message handler of radar, and control message handler enters self-test state.After the completion of self-test, information
Processor feeds back self-test state, and message handler test module judges whether message handler self-test is normal.Message handler is surveyed
Die trial block control message handler is sent out signal, and message handler test module receives these signals and analyzed, will
The data received are compared with pre-stored data, determine that the intermediate frequency of message handler plays back bilateral fan sweeping when data are consistent
SAR, survey is high, the function of forword-looking imaging is normal.
Programmable power supply is first controlled when radar system test module testing to power to radar.Then by CPCI test host to
Radar sends control information, and control radar enters self-test state.After the completion of self-test, radar feeds back self-test state, and radar complete machine is surveyed
Die trial block judges whether radar self-test is normal.Radar system test module control radar enters normal mode of operation, and passes through net
Network Switch control signal generator and complex target simulator send radiofrequency signal to radar.Radar system test module receives
The data of radar feedback, the data received are compared with pre-stored data, and the test stream of radar is determined when data are consistent
Journey and function are normal.
The present invention greatly improves the speed of data transmission by transmitted data on network, facilitates to radar generation
Mass data carries out quick storage and processing.The application of cpci bus reduces the volume of equipment, facilitates radar to test automatically and is
The carrying and transport of system.
Detailed description of the invention
A kind of Radar Automatic Test System composition schematic diagram of generic Extensible of Fig. 1.
1.CPCI tests 2. programmable power supply of host, 3. display control terminal, 4. complex target simulator, 5. power meter 6.
9. signal generator of frequency spectrograph 7. oscillograph, 8. switching network, 10. network switch
Specific embodiment
A kind of Radar Automatic Test System of generic Extensible, comprising: CPCI tests host 1, programmable power supply 2, display control
Terminal 3 processed, complex target simulator 4, power meter 5, frequency spectrograph 6, oscillograph 7, switching network 8, signal generator 9, network are handed over
It changes planes 10, radar front end test module, message handler test module and radar system test module.
Above-mentioned composition is divided into " master control and low speed signal part of detecting " and " all purpose instrument radio frequency testing part " two parts.
Master control and low speed signal part of detecting, comprising: CPCI tests host 1, programmable power supply 2, display control terminal 3, answers
Close target simulator 4, radar front end test module, message handler test module and radar system test module.Radar front end
Test module, message handler test module and radar system test module are run in CPCI test host 1.CPCI test master
Machine 1 is connect with programmable power supply 2 and display control terminal 3 by private cable, and CPCI tests host 1 and complex target simulator 4
It is connect by cable with the network switch 10.
The function of display control terminal are as follows: for human-computer interaction, the display of the input of test command and test result.
The function of radar front end test module are as follows: for completing the self-test of radar front end, to radar signal processor power, defeated
The dynamic functional performance of signal center frequency, AGC is tested out.
The function of message handler test module are as follows: for completing the self-test of radar information processing device, to message handler
Intermediate frequency playback bilateral sector scanning, survey high, forword-looking imaging function and tested.
The function of radar system test module are as follows: for testing radar complete machine, to the testing process of radar complete machine
It is checked and is tested with function.
All purpose instrument radio frequency testing part, comprising: power meter 5, frequency spectrograph 6, oscillograph 7, switching network 8, signal occur
Device 9 and the network switch 10.Power meter 5, frequency spectrograph 6, oscillograph 7, switching network 8 and signal generator 9 pass through cable and net
Network interchanger 10 connects.
Control programmable power supply 2 is powered to radar first when radar front end test module works, and is then tested and is led by CPCI
Machine 1 sends control information to radar front end, and control radar front end enters self-test state.After the completion of self-test, radar front end feedback is certainly
Inspection state, radar front end test module judge whether radar front end self-test is normal.Radar front end test module control radar front end
It is sent out radiofrequency signal.Radar front end test module is issued radar front end by 10 control switch network 8 of the network switch
Signal be transferred to oscillograph 7, power meter 5 and frequency spectrograph 6 respectively, by these universal testers complete to radar front end signal
Test measurement, and test data is fed back to by radar front end test module by the network switch 10.Radar front end tests mould
Block is compared after obtaining data, by the data received with pre-stored data, data error within a predetermined range when, determine
The output signal power of radar sending signal, output signal centre frequency, the dynamic performance indicator of AGC are normal.
When message handler test module works, control programmable power supply 2 is powered to radar first, is then tested by CPCI
Host 1 sends control information to the message handler of radar, and control message handler enters self-test state.After the completion of self-test, letter
It ceases processor and feeds back self-test state, message handler test module judges whether message handler self-test is normal.Message handler
Test module control message handler is sent out signal, and message handler test module receives these signals and analyzed,
The data received are compared with pre-stored data, determine that the intermediate frequency of message handler plays back bilateral fan sweeping when data are consistent
SAR, survey is high, the function of forword-looking imaging is normal.
Programmable power supply 2 is first controlled when radar system test module testing to power to radar.Then host 1 is tested by CPCI
Control information is sent to radar, control radar enters self-test state.After the completion of self-test, radar feeds back self-test state, radar complete machine
Test module judges whether radar self-test is normal.Radar system test module control radar enters normal mode of operation, and passes through
10 control signal generator 9 of the network switch and complex target simulator 4 send radiofrequency signal to radar.Radar system test mould
Block receives the data of radar feedback, and the data received are compared with pre-stored data, and radar is determined when data are consistent
Testing process and function are normal.
Claims (1)
1. a kind of Radar Automatic Test System of generic Extensible, characterized by comprising: CPCI tests host (1), program-controlled electric
Source (2), display control terminal (3), complex target simulator (4), power meter (5), frequency spectrograph (6), oscillograph (7), switch net
Network (8), signal generator (9), the network switch (10), radar front end test module, message handler test module and radar
System test module；
The Radar Automatic Test System of generic Extensible is divided into " master control and low speed signal part of detecting " and " all purpose instrument radio frequency is surveyed
The part of examination part " two；
Master control and low speed signal part of detecting, comprising: CPCI test host (1), programmable power supply (2), display control terminal (3),
Complex target simulator (4), radar front end test module, message handler test module and radar system test module；Radar
The operation in CPCI test host (1) of head end test module, message handler test module and radar system test module；CPCI
Test host (1) is connect with programmable power supply (2) and display control terminal (3) by private cable, and CPCI tests host (1) and multiple
Target simulator (4) are closed to connect by cable with the network switch (10)；
The function of display control terminal are as follows: for human-computer interaction, the display of the input of test command and test result；
The function of radar front end test module are as follows: for completing the self-test of radar front end, radar signal processor power, output are believed
Number centre frequency, the dynamic functional performance of AGC are tested；
The function of message handler test module are as follows: for completing the self-test of radar information processing device, in message handler
Frequency playback bilateral sector scanning is surveyed high, forword-looking imaging function and is tested；
The function of radar system test module are as follows: for testing radar complete machine, to the testing process and function of radar complete machine
It can be carried out inspection and test；
All purpose instrument radio frequency testing part, comprising: power meter (5), frequency spectrograph (6), oscillograph (7), switching network (8), signal
Generator (9) and the network switch (10)；Power meter (5), frequency spectrograph (6), oscillograph (7), switching network (8) and signal occur
Device (9) is connect by cable with the network switch (10)；
Radar front end test module controls programmable power supply (2) first and powers to radar when working, then test host by CPCI
(1) control information is sent to radar front end, control radar front end enters self-test state；After the completion of self-test, radar front end feedback is certainly
Inspection state, radar front end test module judge whether radar front end self-test is normal；Radar front end test module control radar front end
It is sent out radiofrequency signal；Radar front end test module is by the network switch (10) control switch network (8), by radar front end
The signal of sending is transferred to oscillograph (7), power meter (5) and frequency spectrograph (6) respectively, is completed by these universal testers to thunder
Test up to front end signal measures, and test data is fed back to radar front end test module by the network switch (10)；Thunder
Up to head end test module after obtaining data, the data received are compared with pre-stored data, data error is predetermined
When in range, determine that radar is issuing the output signal power of signal, output signal centre frequency, the dynamic performance indicator of AGC just
Often；
When message handler test module works, control programmable power supply (2) is powered to radar first, is then tested and is led by CPCI
The message handler of machine (1) Xiang Leida sends control information, and control message handler enters self-test state；After the completion of self-test, letter
It ceases processor and feeds back self-test state, message handler test module judges whether message handler self-test is normal；Message handler
Test module control message handler is sent out signal, and message handler test module receives these signals and analyzed,
The data received are compared with pre-stored data, determine that the intermediate frequency of message handler plays back bilateral fan sweeping when data are consistent
SAR, survey is high, the function of forword-looking imaging is normal；
Programmable power supply (2) is first controlled when radar system test module testing to power to radar；Then host (1) is tested by CPCI
Control information is sent to radar, control radar enters self-test state；After the completion of self-test, radar feeds back self-test state, radar complete machine
Test module judges whether radar self-test is normal；Radar system test module control radar enters normal mode of operation, and passes through
The network switch (10) control signal generator (9) and complex target simulator (4) send radiofrequency signal to radar；Radar complete machine
Test module receives the data of radar feedback, and the data received are compared with pre-stored data, are determined when data are consistent
The testing process and function of radar are normal.
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| CN201611115402.1A CN106772287B (en) | 2016-12-07 | 2016-12-07 | A kind of Radar Automatic Test System of generic Extensible |
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| CN201611115402.1A CN106772287B (en) | 2016-12-07 | 2016-12-07 | A kind of Radar Automatic Test System of generic Extensible |
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| CN107688182A (en) * | 2017-07-04 | 2018-02-13 | 西安飞机工业（集团）有限责任公司 | A kind of emulation display control program for weather radar detection |
| CN107462940A (en) * | 2017-07-04 | 2017-12-12 | 西安飞机工业（集团）有限责任公司 | A kind of Auto-Test System of weather radar |
| CN109407064B (en) * | 2018-12-12 | 2023-01-06 | 北京遥感设备研究所 | Radar equipment image transmission fault diagnosis method |
| CN110006458A (en) * | 2019-04-25 | 2019-07-12 | 北京航天发射技术研究所 | A kind of caliberating device and scaling method for the used group of Laser strapdown |
| CN112180336A (en) * | 2020-09-30 | 2021-01-05 | 云南省大气探测技术保障中心 | Fixed radar fault diagnosis maintenance processing system |
| CN113156385A (en) * | 2021-03-03 | 2021-07-23 | 中国民用航空总局第二研究所 | Automatic test method and system for air traffic control secondary radar receiver |
| CN113341386A (en) * | 2021-05-26 | 2021-09-03 | 中国电子科技集团公司第二十研究所 | Radar frequency synthesizer detection device based on PXI bus |
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| CN202171644U (en) * | 2011-06-22 | 2012-03-21 | 北京华远凌进电子科技有限公司 | Portable civil imaging monitoring radar and radar system |
| CN102508216B (en) * | 2011-10-27 | 2014-12-24 | 零八一电子集团有限公司 | Method for automatically testing main performance indexes of pulse instrumentation radar |
| CN103592640A (en) * | 2013-11-20 | 2014-02-19 | 中国船舶重工集团公司第七二四研究所 | Automatic high-precision calibration method of meteorological radar send-receive channel gains |
| CN204009065U (en) * | 2014-04-01 | 2014-12-10 | 中国人民解放军总装备部军械技术研究所 | A kind of portable radar comprehensive tester |
| CN104569934A (en) * | 2014-12-31 | 2015-04-29 | 中国气象局气象探测中心 | Radar fault-handling system |
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