CN107144417A - A kind of method of testing and system of waveguide coaxial converter insertion loss - Google Patents
A kind of method of testing and system of waveguide coaxial converter insertion loss Download PDFInfo
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- CN107144417A CN107144417A CN201710343219.5A CN201710343219A CN107144417A CN 107144417 A CN107144417 A CN 107144417A CN 201710343219 A CN201710343219 A CN 201710343219A CN 107144417 A CN107144417 A CN 107144417A
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- coaxial converter
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
- G01M11/30—Testing of optical devices, constituted by fibre optics or optical waveguides
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Abstract
The invention discloses a kind of method of testing and system of waveguide coaxial converter insertion loss.Wherein, waveguide coaxial converter to be tested has identical rectangular waveguide interface, and the quantity of waveguide coaxial converter to be tested is at least three；The method of testing of waveguide coaxial converter insertion loss, including respectively concatenate waveguide coaxial converter to be tested in pairs by rectangular waveguide interface, and record the overall insertion loss for the waveguide coaxial converter in pairs surveyed；Obtain the relation equation group of the overall insertion loss for being actually inserted into loss and the waveguide coaxial converter in pairs surveyed of each waveguide coaxial converter to be tested；Solve above-mentioned relation equation group, so obtain each waveguide coaxial converter to be tested be actually inserted into loss.
Description
Technical field
The invention belongs to waveguide coaxial converter field, more particularly to a kind of test of waveguide coaxial converter insertion loss
Method and system.
Background technology
The end interface of waveguide coaxial converter one be coaxial connector, an end interface be rectangular waveguide, can be achieved coaxial line with
Interconnection between rectangular waveguide.The end interface of waveguide coaxial converter two it is different, it is necessary to paired waveguide coaxial converter " back to
The progress of the back of the body " is tested.Conventional method is all based on " electrical length of two waveguide coaxial converters is identical " this hypothesis.Will be overall
The insertion loss of test is multiplied by 1/2, the insertion loss of as single waveguide coaxial converter.
Existing method of testing is based on " electrical length of two waveguide coaxial connecters is identical " this hypothesis.However, two
The waveguide coaxial converter of identical structure, insertion loss can also have small difference, and existing method of testing can not be accurate
The insertion loss for calculating each waveguide coaxial converter, the waveguide coaxial converter of different types of structure can not be tested.
The content of the invention
In order to solve the deficiencies in the prior art, the invention provides a kind of test side of waveguide coaxial converter insertion loss
Method, what this method can accurately calculate single waveguide coaxial converter is actually inserted into loss.
The method of testing of the waveguide coaxial converter insertion loss of the present invention, wherein, waveguide coaxial converter to be tested
With identical rectangular waveguide interface, the quantity of waveguide coaxial converter to be tested is at least three；
The method of testing of waveguide coaxial converter insertion loss, including：
Waveguide coaxial converter to be tested is concatenated in pairs by rectangular waveguide interface respectively, and records what is surveyed
The overall insertion loss of waveguide coaxial converter in pairs；
Obtain each waveguide coaxial converter to be tested is actually inserted into loss and the Waveguide coaxial in pairs surveyed
The relation equation group of the overall insertion loss of converter；
Solve above-mentioned relation equation group, so obtain each waveguide coaxial converter to be tested be actually inserted into loss.
Further, the entirety that the waveguide coaxial converter in pairs surveyed is recorded using vector network analyzer is inserted
Enter loss.
Wherein, vector network analyzer is double (or four) passage microwave receiver, can carry out automatic network for handling
Transmitted wave and back wave amplitude and phase, and then can detect and record waveguide coaxial converter in pairs entirety insert
Enter loss.
Further, the overall insertion loss for the waveguide coaxial converter in pairs surveyed, which is equal to, to be surveyed in pairs
The respective of waveguide coaxial converter is actually inserted into loss sum.
Present invention also offers a kind of test system of waveguide coaxial converter insertion loss.
A kind of test system of waveguide coaxial converter insertion loss of the present invention, waveguide coaxial converter to be tested is equal
With identical rectangular waveguide interface, wherein, the quantity of waveguide coaxial converter to be tested is at least three；
The test system of the waveguide coaxial converter insertion loss, including：
Vector network analyzer, its overall insertion for being used to record the waveguide coaxial converter in pairs surveyed respectively is damaged
Consumption；Wherein, waveguide coaxial converter device is concatenated in pairs by identical rectangular waveguide interface in pairs；And processor, it is used
The overall insertion loss of the waveguide coaxial converter in pairs come is transmitted in receiving the vector network analyzer, and then is obtained
The entirety for being actually inserted into loss and the waveguide coaxial converter in pairs surveyed of each waveguide coaxial converter to be tested
The relation equation group of insertion loss；Above-mentioned relation equation group is solved, each waveguide coaxial converter to be tested is finally given
It is actually inserted into loss.
Further, the overall insertion loss for the waveguide coaxial converter in pairs surveyed, which is equal to, to be surveyed in pairs
The respective of waveguide coaxial converter is actually inserted into loss sum.
Further, the processor is also connected with display, and the display is used to show each waveguide to be tested
Coaxial converter is actually inserted into loss.
Further, the vector network analyzer is connected with processor by wireless communication module.The present invention passes through nothing
Line communication module avoids the position limitation of modules unit in the test system of waveguide coaxial converter insertion loss.
Further, the vector network analyzer is connected with processor by cable.
Further, the processor is also connected with memory.
Further, the processor is also connected with cloud server, and the cloud server is defeated for storing processor
Each waveguide coaxial converter to be tested for going out is actually inserted into loss.
Compared with prior art, the beneficial effects of the invention are as follows：
(1) waveguide coaxial converter to be tested is respectively mounted identical interface by the present invention, respectively by waveguide to be tested
Coaxial converter is concatenated in pairs by identical rectangular waveguide interface, and records the waveguide coaxial connecter in pairs surveyed
The overall insertion loss of device, obtains being actually inserted into loss and being surveyed in pairs for each waveguide coaxial converter to be tested
The relation equation group of the overall insertion loss of waveguide coaxial converter；Above-mentioned relation equation group is solved, and then can accurately be counted
Calculate the insertion loss of single waveguide coaxial converter.
(2) present invention can be tested for the waveguide coaxial converter of different types of structure, it is only necessary to be tested
Waveguide coaxial converter is mounted on identical rectangular waveguide interface.
Brief description of the drawings
The Figure of description for constituting the part of the application is used for providing further understanding of the present application, and the application's shows
Meaning property embodiment and its illustrate be used for explain the application, do not constitute the improper restriction to the application.
Fig. 1 is the method for testing flow chart of the waveguide coaxial converter insertion loss of the present invention；
Fig. 2 is the test system structure schematic diagram of the waveguide coaxial converter insertion loss of the present invention.
Embodiment
It is noted that described further below is all exemplary, it is intended to provide further instruction to the application.Unless another
Indicate, all technologies used herein and scientific terminology are with usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in this manual using term "comprising" and/or " bag
Include " when, it indicates existing characteristics, step, operation, device, component and/or combinations thereof.
Fig. 1 is the method for testing flow chart of the waveguide coaxial converter insertion loss of the present invention.
As shown in figure 1, the method for testing of the waveguide coaxial converter insertion loss of the present invention, wherein, waveguide to be tested
Coaxial converter has identical rectangular waveguide interface, and the quantity of waveguide coaxial converter to be tested is at least three；
The method of testing of waveguide coaxial converter insertion loss, including：
Step 1：Waveguide coaxial converter to be tested is concatenated in pairs by rectangular waveguide interface respectively, and recorded
The overall insertion loss for the waveguide coaxial converter in pairs surveyed；
In this step, the entirety for the waveguide coaxial converter in pairs surveyed is recorded using vector network analyzer
Insertion loss.
Wherein, vector network analyzer is double (or four) passage microwave receiver, can carry out automatic network for handling
Transmitted wave and back wave amplitude and phase, and then can detect and record waveguide coaxial converter in pairs entirety insert
Enter loss.
The present embodiment is by taking the waveguide coaxial converter of three same-interfaces as an example below：
During test, measured piece is tested in pairs, and records the overall insertion loss surveyed every time.
If the insertion loss for the waveguide coaxial converter tested is respectively：LA, LB, LC, the overall insertion of pairwise testing
Loss is respectively：L1、L2、l3.
Step 2：Obtain each waveguide coaxial converter to be tested is actually inserted into loss and the ripple in pairs surveyed
The relation equation group of the overall insertion loss of guiding coaxial converter.
Wherein, the overall insertion loss for the waveguide coaxial converter in pairs surveyed is equal to the waveguide in pairs surveyed
The respective of coaxial converter is actually inserted into loss sum.
Obtained relation equation group is：
LA+LB=L1；
LB+LC=L2；
LA+LC=L3.
Step 3：Above-mentioned relation equation group is solved, and then obtains being actually inserted into for each waveguide coaxial converter to be tested
Loss.
Pass through simple calculations, you can obtain the actual insertion loss of each waveguide coaxial converter.
LA=(L1+L3-L2)/2；
LB=(L1+L2-L3)/2；
LC=(L2+L3-L2)/2.
Waveguide coaxial converter to be tested is respectively mounted identical interface by the present invention, respectively by Waveguide coaxial to be tested
Converter is concatenated in pairs by identical interface, and records the overall insertion for the waveguide coaxial converter in pairs surveyed
Loss, obtain each waveguide coaxial converter to be tested is actually inserted into loss and the waveguide coaxial connecter in pairs surveyed
The relation equation group of the overall insertion loss of device；Above-mentioned relation equation group is solved, and then can accurately calculate single waveguide
The insertion loss of coaxial converter.
The present invention can be tested for the waveguide coaxial converter of different types of structure, it is only necessary to waveguide to be tested
Coaxial converter is mounted on identical interface.
Fig. 2 is the test system structure schematic diagram of the waveguide coaxial converter insertion loss of the present invention.
As shown in Fig. 2 a kind of test system of waveguide coaxial converter insertion loss of the present invention, waveguide to be tested is same
Axle converter is mounted on identical rectangular waveguide interface, wherein, the quantity of waveguide coaxial converter to be tested is at least three
It is individual；
The test system of the waveguide coaxial converter insertion loss, including：Vector network analyzer and processor.
(1) vector network analyzer, its entirety for being used to record the waveguide coaxial converter in pairs surveyed respectively is inserted
Enter loss；Wherein, waveguide coaxial converter device is concatenated in pairs by identical rectangular waveguide interface in pairs.
(2) processor, it is used to receive the waveguide coaxial converter in pairs that the vector network analyzer transmission comes
Overall insertion loss, and then obtain each waveguide coaxial converter to be tested be actually inserted into loss and two twenty percents surveyed
To the relation equation group of the overall insertion loss of waveguide coaxial converter；Above-mentioned relation equation group is solved, each treat is finally given
The waveguide coaxial converter of test is actually inserted into loss.
Wherein, the overall insertion loss for the waveguide coaxial converter in pairs surveyed is equal to the waveguide in pairs surveyed
The respective of coaxial converter is actually inserted into loss sum.
In another embodiment, processor is also connected with display, and the display is used to show each ripple to be tested
Guiding coaxial converter is actually inserted into loss.
In one embodiment, the vector network analyzer is connected with processor by wireless communication module.The present invention
The position limit of modules unit in the test system of waveguide coaxial converter insertion loss is avoided by wireless communication module
System.
In another embodiment, the vector network analyzer is connected with processor by cable.
In one embodiment, the processor is also connected with memory.Wherein memory is exported for cache processor
Each waveguide coaxial converter to be tested be actually inserted into loss.
In another embodiment, the processor is also connected with cloud server, and the cloud server is used at storage
That manages each waveguide coaxial converter to be tested that device is exported is actually inserted into loss.
Waveguide coaxial converter to be tested is respectively mounted identical interface by the present invention, respectively by Waveguide coaxial to be tested
Converter is concatenated in pairs by identical rectangular waveguide interface, and records the waveguide coaxial converter in pairs surveyed
Overall insertion loss, obtain each waveguide coaxial converter to be tested is actually inserted into loss and the waveguide in pairs surveyed
The relation equation group of the overall insertion loss of coaxial converter；Above-mentioned relation equation group is solved, and then can accurately be calculated
The insertion loss of single waveguide coaxial converter.
The present invention can be tested for the waveguide coaxial converter of different types of structure, it is only necessary to waveguide to be tested
Coaxial converter is mounted on identical rectangular waveguide interface.
Although above-mentioned the embodiment of the present invention is described with reference to accompanying drawing, not to present invention protection model
The limitation enclosed, one of ordinary skill in the art should be understood that on the basis of technical scheme those skilled in the art are not
Need to pay various modifications or deform still within protection scope of the present invention that creative work can make.
Claims (10)
1. a kind of method of testing of waveguide coaxial converter insertion loss, it is characterised in that waveguide coaxial converter to be tested
With identical rectangular waveguide interface, the quantity of waveguide coaxial converter to be tested is at least three；
The method of testing of waveguide coaxial converter insertion loss, including：
Waveguide coaxial converter to be tested is concatenated in pairs by rectangular waveguide interface respectively, and record is surveyed two-by-two
The overall insertion loss of paired waveguide coaxial converter；
Obtain each waveguide coaxial converter to be tested is actually inserted into loss and the waveguide coaxial connecter in pairs surveyed
The relation equation group of the overall insertion loss of device；
Solve above-mentioned relation equation group, so obtain each waveguide coaxial converter to be tested be actually inserted into loss.
2. a kind of method of testing of waveguide coaxial converter insertion loss as claimed in claim 1, it is characterised in that using arrow
Network Analyzer is measured to record the overall insertion loss for the waveguide coaxial converter in pairs surveyed.
3. a kind of method of testing of waveguide coaxial converter insertion loss as claimed in claim 1, it is characterised in that surveyed
The overall insertion loss of waveguide coaxial converter is equal to the respective reality for the waveguide coaxial converter in pairs surveyed in pairs
Border insertion loss sum.
4. a kind of test system of waveguide coaxial converter insertion loss, it is characterised in that waveguide coaxial converter to be tested
Interface with identical rectangular waveguide, wherein, the quantity of waveguide coaxial converter to be tested is at least three；
The test system of the waveguide coaxial converter insertion loss, including：
Vector network analyzer, it is used for the overall insertion loss for recording the waveguide coaxial converter in pairs surveyed respectively；
Wherein, waveguide coaxial converter device is concatenated in pairs by identical rectangular waveguide interface in pairs；And
Processor, its entirety for being used to receive the waveguide coaxial converter in pairs that the vector network analyzer transmission comes is inserted
Enter loss, and then it is same to obtain the waveguide in pairs for being actually inserted into loss with being surveyed of each waveguide coaxial converter to be tested
The relation equation group of the overall insertion loss of axle converter；Above-mentioned relation equation group is solved, each ripple to be tested is finally given
Guiding coaxial converter is actually inserted into loss.
5. a kind of test system of waveguide coaxial converter insertion loss as claimed in claim 4, it is characterised in that surveyed
The overall insertion loss of waveguide coaxial converter is equal to the respective reality for the waveguide coaxial converter in pairs surveyed in pairs
Border insertion loss sum.
6. a kind of test system of waveguide coaxial converter insertion loss as claimed in claim 4, it is characterised in that the place
Reason device is also connected with display, and the display is actually inserted into damage for show each waveguide coaxial converter to be tested
Consumption.
7. a kind of test system of waveguide coaxial converter insertion loss as claimed in claim 4, it is characterised in that the arrow
Amount Network Analyzer is connected with processor by wireless communication module.
8. a kind of test system of waveguide coaxial converter insertion loss as claimed in claim 4, it is characterised in that the arrow
Amount Network Analyzer is connected with processor by cable.
9. a kind of test system of waveguide coaxial converter insertion loss as claimed in claim 4, it is characterised in that the place
Reason device is also connected with memory.
10. a kind of test system of waveguide coaxial converter insertion loss as claimed in claim 4, it is characterised in that described
Processor is also connected with cloud server, and each waveguide to be tested that the cloud server is used to store processor output is same
Axle converter is actually inserted into loss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710343219.5A CN107144417B (en) | 2017-05-16 | 2017-05-16 | A kind of test method and system of waveguide coaxial converter insertion loss |
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| CN201710343219.5A CN107144417B (en) | 2017-05-16 | 2017-05-16 | A kind of test method and system of waveguide coaxial converter insertion loss |
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| CN107144417A true CN107144417A (en) | 2017-09-08 |
| CN107144417B CN107144417B (en) | 2019-01-04 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110531167A (en) * | 2019-09-16 | 2019-12-03 | 西安兆格电子信息技术有限公司 | A kind of cable pathways Insertion Loss measuring device and measurement method |
| CN108919057B (en) * | 2018-08-07 | 2020-06-16 | 哈尔滨工业大学 | Method for processing insertion loss problem in cable fault diagnosis |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108919057B (en) * | 2018-08-07 | 2020-06-16 | 哈尔滨工业大学 | Method for processing insertion loss problem in cable fault diagnosis |
| CN110531167A (en) * | 2019-09-16 | 2019-12-03 | 西安兆格电子信息技术有限公司 | A kind of cable pathways Insertion Loss measuring device and measurement method |
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| Publication number | Publication date |
|---|---|
| CN107144417B (en) | 2019-01-04 |
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