CN109633582A - A kind of pouring-in online fault detection method of TR component of Connectors for Active Phased Array Radar - Google Patents
A kind of pouring-in online fault detection method of TR component of Connectors for Active Phased Array Radar Download PDFInfo
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- CN109633582A CN109633582A CN201910013709.8A CN201910013709A CN109633582A CN 109633582 A CN109633582 A CN 109633582A CN 201910013709 A CN201910013709 A CN 201910013709A CN 109633582 A CN109633582 A CN 109633582A
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- 238000001514 detection method Methods 0.000 title claims abstract description 53
- 238000005070 sampling Methods 0.000 claims abstract description 9
- 238000003780 insertion Methods 0.000 claims abstract description 3
- 230000037431 insertion Effects 0.000 claims abstract description 3
- 238000000034 method Methods 0.000 claims abstract description 3
- 239000000284 extract Substances 0.000 claims description 7
- 230000010363 phase shift Effects 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000005086 pumping Methods 0.000 claims description 6
- 230000008439 repair process Effects 0.000 claims description 6
- 230000003321 amplification Effects 0.000 claims description 3
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 3
- 230000010355 oscillation Effects 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 230000005855 radiation Effects 0.000 claims description 3
- 238000007689 inspection Methods 0.000 claims 1
- 238000005516 engineering process Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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
-
- 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
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
-
- 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
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
- G01S2013/0236—Special technical features
- G01S2013/0245—Radar with phased array antenna
- G01S2013/0254—Active array antenna
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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 present invention relates to a kind of pouring-in online fault detection methods of TR component of Connectors for Active Phased Array Radar, the mode of pouring-in online fault detection is taken to solve the detection of TR component faults, in the radar system course of work, insertion transmitting and reception fault detection wave beam, AD sampling is carried out by signal processor, it is whether normal by the transmitting and reception of A/D chip amplitude of samples determination component.The method of the present invention can be applied to the online fault detection of T/R Module for Active Phased Array Radar transmitting and receiving channel.The utility model has the advantages that can reduce volume/weight/power consumption of TR component without specially increasing fault detection circuit in TR component, also be able to ascend the reliability of TR component；The detection of TR component faults and the operation detection circuit detection of system are completely compatible, and without additional additional hardware circuit, system complexity does not increase；Fault detection and work time-sharing work, occupy system time resource very little, do not influence the normal work of system.
Description
Technical field
The present invention relates to testing for electrical equipment technical fields, and in particular to a kind of pouring-in TR component of Connectors for Active Phased Array Radar
Online fault detection method.
Background technique
In modern war, Connectors for Active Phased Array Radar is played a greater and greater role, and each military power, the world develops in succession
Multiple Type Connectors for Active Phased Array Radar radar.No matter the Connectors for Active Phased Array Radar of which kind of frequency range which kind of purposes is mainly by T/R group
Part composition, a Connectors for Active Phased Array Radar few then several hundred, more then thousands of a T/R components.T/R component is Connectors for Active Phased Array Radar
Core cell, T/R assembly property be realize and guarantee radar overall performance key point.
The technical solution that prior art spininess takes the detection of TR component faults is the mode of interior monitoring, needs specially to design
Fault detection circuit increases TR assembly circuit complexity, and volume/weight/power consumption of component increases, and reliability reduces, for body
Under product weight or the higher application scenarios of reliability requirement, Ying Xuanyong other way carries out fault detection.
Summary of the invention
The problems in background in view of the above technology, it is an object of the present invention to provide a kind of pouring-in TR groups of Connectors for Active Phased Array Radar
The online fault detection method of part, the online failure that can be applied to T/R Module for Active Phased Array Radar transmitting and receiving channel are examined
It surveys.
In order to achieve the goal above, the technical solution adopted by the present invention are as follows:
A kind of pouring-in online fault detection method of TR component of Connectors for Active Phased Array Radar, the fault detection including transmission channel
With the fault detection of receiving channel；
(1) transmission channel failure detection steps are as follows:
1, launching failure detection pattern is entered by signal processor control radar system；
2, signal processor control frequency synthesizer output drive signal gives TR component, which emits through TR component to sky
Between, it is received by receiving antenna independent on front, and be transmitted to through radio-frequency cable and mutually repair receiver, You Xiangxiu receiver carries out letter
Number amplification and down coversion；
3, it mutually repairs receiver output intermediate-freuqncy signal and gives signal processor, AD sampling is carried out by signal processor, extracts width
Spend the information such as phase；
4, whether determination component transmitting gain is compared with transmitting signal amplitude when factory by sampled result
Normally；By matching phase to component transmitting, more whether the diversity judgement component phase shift function with phase result is normal；
(2) receiving channel failure detection steps are as follows:
1, receiving channel fault detection mode is entered by signal processor control radar system；
2, signal processor control frequency synthesizer exports local oscillation signal and gives TR component, and output drive signal gives reception failure
Antenna is detected, the receiving channel of fault detection aerial radiation pumping signal to antenna array, TR component emits the phase in pumping signal
Between work, the channel R carries out reception processing；
3, TR component output intermediate-freuqncy signal gives signal processor, carries out AD sampling by signal processor, extracts amplitude phase
The information such as position；
4, by sampled result, whether with reception amplitude when factory to be compared determination component reception gain normal；
Match phase by receiving to component, more whether the diversity judgement component phase shift function with phase result is normal.
Technical principle of the invention is:
The mode of pouring-in online fault detection is taken to solve the detection of TR component faults, in the radar system course of work
In, insertion transmitting and reception fault detection wave beam carry out AD sampling by signal processor, are judged by A/D chip amplitude of samples
Whether the transmitting and reception of component are normal.
Compared with prior art, the invention has the following advantages that
(1) it is not necessarily to specially increase fault detection circuit in TR component, volume/weight/power consumption of TR component can be reduced,
Also it is able to ascend the reliability of TR component；
(2) detection of TR component faults and the operation detection circuit detection of system are completely compatible, without additional additional hardware
Circuit, system complexity do not increase；
(3) fault detection and work time-sharing work, occupy system time resource very little, do not influence the normal work of system.
Detailed description of the invention
Fig. 1 is the online fault detection system schematic diagram of TR component of the present invention.
Specific embodiment
Below in conjunction with attached drawing, detailed description of the preferred embodiments.It should be understood that this place is retouched
The specific embodiment stated is merely to illustrate and explain the present invention, and is not intended to restrict the invention.
In conjunction with attached drawing 1, a kind of pouring-in online fault detection method of TR component of Connectors for Active Phased Array Radar, including transmission channel
Fault detection and receiving channel fault detection；
(1) transmission channel failure detection steps are as follows:
S1, launching failure detection pattern is entered by signal processor control radar system；
S2, signal processor control frequency synthesizer output drive signal give TR component, the signal through TR component emit to
Space is received by receiving antenna independent on front, and is transmitted to through radio-frequency cable and mutually repairs receiver, and You Xiangxiu receiver carries out
Signal amplification and down coversion；
S3, mutually repair receiver output intermediate-freuqncy signal give signal processor, by signal processor carry out AD sampling, extract width
Spend the information such as phase；
S4, whether determination component transmitting gain is compared with transmitting signal amplitude when factory by sampled result
Normally；By matching phase to component transmitting, more whether the diversity judgement component phase shift function with phase result is normal.
(2) receiving channel failure detection steps are as follows:
S1, receiving channel fault detection mode is entered by signal processor control radar system；
S2, signal processor control frequency synthesizer export local oscillation signal and give TR component, and output drive signal gives reception event
The receiving channel of barrier detection antenna, fault detection aerial radiation pumping signal to antenna array, TR component emits in pumping signal
Period work, the channel R carries out reception processing；
S3, TR component output intermediate-freuqncy signal give signal processor, carry out AD sampling by signal processor, extract amplitude phase
The information such as position；
S4, whether just determination component reception gain is compared with reception amplitude when factory by sampled result
Often；Match phase by receiving to component, more whether the diversity judgement component phase shift function with phase result is normal.
The basic principles, main features and advantages of the present invention have been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and what is described in the above embodiment and the description is only the present invention
Principle, various changes and improvements may be made to the invention without departing from the spirit and scope of the present invention, these variation and
Improvement is both fallen in the range of claimed invention.The present invention claims protection scope by appended claims and its
Equivalent defines.
Claims (3)
1. a kind of pouring-in online fault detection method of TR component of Connectors for Active Phased Array Radar, which is characterized in that including transmission channel
Fault detection and receiving channel fault detection；The specific method is as follows:
Step S1, by signal processor control radar system, insertion transmitting and reception failure inspection in the radar system course of work
Survey wave beam；
Step S2, signal processor control frequency synthesizer exports corresponding signal and gives TR component, handles through corresponding system, defeated
Corresponding intermediate-freuqncy signal out；
Step S3 gives the intermediate-freuqncy signal of output to signal processor, carries out AD sampling by signal processor, extracts amplitude-phase
Etc. information；
Step S4, the sample information that will acquire transmitting corresponding with when factory or reception signal amplitude are compared, and then are sentenced
Whether disconnected TR component transmitting or reception gain are normal；
Step S5 matches phase by emitting component or receiving, and the diversity judgement component phase shift function with phase result is more twice
It is no normal.
2. the pouring-in online fault detection method of TR component of a kind of Connectors for Active Phased Array Radar according to claim 1, special
Sign is that the fault detection method of the transmission channel is specific as follows:
(1) launching failure detection pattern is entered by signal processor control radar system；
(2) signal processor control frequency synthesizer output drive signal gives TR component, which emits through TR component to space,
It is received by receiving antenna independent on front, and is transmitted to through radio-frequency cable and mutually repairs receiver, You Xiangxiu receiver carries out signal
Amplification and down coversion；
(3) it mutually repairs receiver output intermediate-freuqncy signal and gives signal processor, AD sampling is carried out by signal processor, extracts amplitude phase
The information such as position；
(4) whether just determination component transmitting gain is compared with transmitting signal amplitude when factory by sampled result
Often；By matching phase to component transmitting, more whether the diversity judgement component phase shift function with phase result is normal.
3. the pouring-in online fault detection method of TR component of a kind of Connectors for Active Phased Array Radar according to claim 1, special
Sign is that the fault detection method of the receiving channel is specific as follows:
(1) receiving channel fault detection mode is entered by signal processor control radar system；
(2) signal processor control frequency synthesizer exports local oscillation signal and gives TR component, and output drive signal is examined to failure is received
Observation line, fault detection aerial radiation pumping signal to antenna array, the receiving channel of TR component is during pumping signal transmitting
Work, the channel R carries out reception processing；
(3) TR component output intermediate-freuqncy signal gives signal processor, carries out AD sampling by signal processor, extracts amplitude-phase etc.
Information；
(4) by sampled result, whether with reception amplitude when factory to be compared determination component reception gain normal；It is logical
It crosses and component is received with phase, more whether the diversity judgement component phase shift function with phase result is normal.
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Cited By (3)
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| CN113608184A (en) * | 2021-08-04 | 2021-11-05 | 上海无线电设备研究所 | Phased array antenna transmission self-checking method |
| CN113687359A (en) * | 2021-10-26 | 2021-11-23 | 南京恩瑞特实业有限公司 | Phased array weather radar health management system |
| CN115001601A (en) * | 2022-04-28 | 2022-09-02 | 中国电子科技集团公司第十四研究所 | Design method for self-excitation self-adaptive processing of sub-array driving |
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Application publication date: 20190416 |