CN106405266A - Automation antenna parameter measurement system - Google Patents
Automation antenna parameter measurement system Download PDFInfo
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- CN106405266A CN106405266A CN201610390886.4A CN201610390886A CN106405266A CN 106405266 A CN106405266 A CN 106405266A CN 201610390886 A CN201610390886 A CN 201610390886A CN 106405266 A CN106405266 A CN 106405266A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/08—Measuring electromagnetic field characteristics
- G01R29/10—Radiation diagrams of antennas
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Abstract
The present invention provides an automation antenna parameter measurement system. The system comprises a receiving terminal system, an emission terminal system and a control PC. The receiving terminal system includes an antenna to the measured, a standard gain horn, a first radio frequency switch, a radio frequency rotary joint, an electric slip ring and a first multiaxial servo system; the first radio frequency switch has a first end being connected with the antenna to be measured and a second end being connected with the standard gain horn; a network analyzer and a second radio frequency switch are arranged between the receiving terminal system and the emission terminal system; the first radio frequency switch and the second radio frequency switch are connected with the network analyzer; the second radio frequency switch has a first end and a second end being connected with the emission terminal system, and the second end is directly and indirectly connected with the emission antenna; and the first end and the second end of the first radio frequency switch have the functions of connecting the first end of the second radio frequency switch through a radio frequency joint in different calibration states.
Description
Technical field
The invention belongs to antenna wireless electrical testing and calibration technique field are and in particular to a kind of automate antenna parameter measuring system.
Background technology
Mostly the existing open air indoor Antenna testing system of is that individually transmitting end system and a single receiving terminal system are realized by one, wherein transmitting terminal launches fixed frequency and the radio signal of energy, and the receiving terminal servo turntable system being connected with antenna to be measured to gather the radio characteristic of antenna by rotation.Using traditional antenna checkout area, disposable test can only extract pattern data, if the test parameter such as such as gain and standing wave, generally requires repeatedly to dismantle antenna or adjustment test environment, very inconvenience and introducing test error.
Have and see and this, purport of the present invention, in providing a kind of technical scheme that can disposably automatically complete antenna multi-parameters test, reduces to greatest extent due to testing time length and the variable test error causing of environment.
Content of the invention
The present invention overcomes the defect that existing antenna parameter test system exists, and proposes a kind of automation antenna parameter measuring system, can disposably complete the such as multi-parameters test such as standing wave, antenna gain and antenna pattern, its particular technique content is as follows：
A kind of automation antenna parameter measuring system, including receiving terminal system, transmitting terminal system and control PC, this receiving terminal system includes antenna to be measured, standard-gain horn, the first RF switch, radio frequency rotary joint, electric slip ring and the first Multi-asis servo system；This first RF switch has the second end of the first end connecting antenna to be measured and connection standard gain loudspeaker provided；This transmitting terminal system includes transmitting antenna and the second Multi-asis servo system；It is provided with Network Analyzer and the second RF switch between this receiving terminal system and transmitting terminal system, this first RF switch, the second RF switch connect this Network Analyzer by radio-frequency cable respectively, this second RF switch has first end and the second end connecting this transmitting terminal system, and this second end is directly or indirectly connected with this transmitting antenna；The first end of this first RF switch, the second end, under different align modes, possess the function of connecting this second RF switch first end by radio-frequency joint.
In the middle of one or more embodiments of the invention, this electric slip ring, Network Analyzer and the respective control interface of the second RF switch are respectively connecting to this control PC.
In the middle of one or more embodiments of the invention, it is connected by network between this electric slip ring, Network Analyzer, the second RF switch and this control PC.
In the middle of one or more embodiments of the invention, this network is cable network, and connecting line therein provides programme-control and function of supplying power.
In the middle of one or more embodiments of the invention, this network is wireless network.
In the middle of one or more embodiments of the invention, this control PC is directly connected with this receiving terminal system, and it passes through this transmitting terminal system of network connection.
In the middle of one or more embodiments of the invention, this antenna to be measured and the back-to-back setting of standard-gain horn, and at a right angle and directional diagram scan axis between.
Compared with prior art, its advantageous exists the present invention：The such as multi-parameters test such as standing wave, antenna gain and antenna pattern can disposably be completed by the system of the present invention, antenna or adjustment test environment need not repeatedly be dismantled, bring great convenience for test job, and by controlling PC and the monitoring of real-time performance internet data, measuring accuracy is high, data acquisition is convenient.
Present invention enforcement structure letter is smart, ingenious, no matter all outstanding in technical, practicality or economy, is suitable for promoting the use of in the art.
Brief description
Fig. 1 is the principle framework schematic diagram of the automation antenna parameter measuring system of the present invention.
Specific embodiment
Below in conjunction with accompanying drawing 1, application scheme is further described：
A kind of automation antenna parameter measuring system, including receiving terminal system（1）, transmitting terminal system（2）With control PC（3）, this receiving terminal system（1）Including antenna to be measured（11）, standard-gain horn（12）, the first RF switch（13）, radio frequency rotary joint（14）, electric slip ring（15）And order about this radio frequency rotary joint（14）First Multi-asis servo system of rotation；This first RF switch（13）Through radio frequency rotary joint（14）Connect to this electric slip ring（15）, it has connection antenna to be measured（11）First end（I.e. A port）With connection standard gain loudspeaker provided（12）The second end（I.e. B port）；This transmitting terminal system（2）Including transmitting antenna（21）With order about this transmitting antenna（21）Second Multi-asis servo system of rotation（22）；This receiving terminal system（1）With transmitting terminal system（2）Between be provided with Network Analyzer（5）With the second RF switch（6）, this first RF switch（13）, the second RF switch（6）Respectively this Network Analyzer is connected by radio-frequency cable（5）, specifically, this first RF switch（13）Radio-frequency cable through radio frequency rotary joint（14）, pass through electric slip ring（15）Intermediate throughholes connect to this Network Analyzer（5）, this second RF switch（6）There is first end（I.e. C-terminal mouth）And connect this transmitting terminal system（2）The second end, this second end is directly or indirectly and this transmitting antenna（21）It is connected；The first end of this first RF switch（I.e. A port）, the second end（I.e. B port）Under different align modes, this second RF switch first end of connection is possessed by radio-frequency joint（I.e. C-terminal mouth）Function.
This electric slip ring（15）, Network Analyzer（5）With the second RF switch（6）Pass through network respectively（4）Connect to this control PC（3）；This control PC（3）Directly and this receiving terminal system（1）Connect, it passes through network（4）Connect this transmitting terminal system（2）, this network（4）For cable network, connecting line offer programme-control therein and function of supplying power.As a kind of equivalent manners, this network（4）It can also be wireless network.
Specific operation principle：
1）Systematic survey standing wave using the present invention
When the first RF switch（13）Turn on during its first end it is illustrated that A port and Network Analyzer（5）Port P1 is connected, now by single port open circuit, short circuit, load classical calibration fashion, can be by Network Analyzer（5）Radio frequency reference port P1 be calibrated to A port, this process S parameter calibrate.After completing calibration, A port connects antenna to be measured（11）, you can record accurate stationary wave characteristic.Due to Network Analyzer（5）There is connection network（4）, control PC（3）Can by network program control realizing the reading to the data that these record.
2）Systematic survey gain using the present invention
First second RF switch（6）First end conducting will be switched to it is illustrated that C-terminal mouth i.e. and Network Analyzer（5）P2 port connect；Then by the first RF switch（13）It is switched to first end and the second end state respectively, by network program control record Network Analyzer（5）P1-P2 insertion loss data；This control PC（3）The difference calculating this two data is the first RF switch（13）First end path and the second end path, or the gain interpolation between A port and B port.
After gain test starts, control PC（3）By network（4）First Multi-asis servo system of this receiving terminal system is manipulated, then orders about this frequency rotary joint（14）Action scans around plane wave plumb cut direction travel direction figure, controls PC（3）Again the level maximum that standard gain antenna receives, antenna to be measured are recorded by data sampling（11）Also prolong similar fashion and record reception level, by control PC（3）Processed in conjunction with gained gain inequality in calibration process, thus automatically calculating antenna to be measured（11）Yield value.
3）Systematic survey directional diagram using the present invention
Estimate for realization is automatically high-accuracy, this antenna to be measured（11）And standard-gain horn（12）Back-to-back setting, and at a right angle and directional diagram scan axis between, antenna to be measured（11）And standard-gain horn（12）Try one's best and overlap in axle center.By the first RF switch（13）Switch to its first end, the second RF switch（6）Switch to its second end, then control PC（3）By network（4）Controlling network analyzer（5）Transmit a signal to P2 port, make signal pass through transmitting antenna（21）Launch, and form plane wave in receiving terminal dead zone；Control PC（3）By reading the power level that A port receives, you can obtain the relative level value of current directional diagram angle；Control PC（3）By network（4）First Multi-asis servo system is manipulated, then orders about this frequency rotary joint（14）Action come to realize directional diagram difference angle measurement.Control PC after digital independent（3）Presenting and analyzing of pattern data is realized by particular data the poster processing soft.
Above-mentioned preferred embodiment should be regarded as the illustration of application scheme embodiment, and technology that is all identical with application scheme, approximate or making based on this is deduced, replaces, improving etc., is regarded as the protection domain of this patent.
Claims (6)
1. a kind of automation antenna parameter measuring system, including receiving terminal system（1）, transmitting terminal system（2）With control PC（3）It is characterised in that：
This receiving terminal system（1）Including antenna to be measured（11）, standard-gain horn（12）, the first RF switch（13）, radio frequency rotary joint（14）, electric slip ring（15）And first Multi-asis servo system；This first RF switch（13）There is connection antenna to be measured（11）First end and connection standard gain loudspeaker provided（12）The second end；
This transmitting terminal system（2）Including transmitting antenna（21）With the second Multi-asis servo system；
This receiving terminal system（1）With transmitting terminal system（2）Between be provided with Network Analyzer（5）With the second RF switch（6）, this first RF switch（13）, the second RF switch（6）Respectively this Network Analyzer is connected by radio-frequency cable（5）, this second RF switch（6）There is first end and connect this transmitting terminal system（2）The second end, this second end is directly or indirectly and this transmitting antenna（21）It is connected；The first end of this first RF switch, the second end, under different align modes, possess the function of connecting this second RF switch first end by radio-frequency joint；
This electric slip ring（15）, Network Analyzer（5）With the second RF switch（6）Respective control interface is respectively connecting to this control PC（3）.
2. according to claim 1 automation antenna parameter measuring system it is characterised in that：This electric slip ring（15）, Network Analyzer（5）, the second RF switch（6）With this control PC（3）Between pass through network（4）It is connected.
3. according to claim 2 automation antenna parameter measuring system it is characterised in that：This network（4）For cable network, connecting line offer programme-control therein and function of supplying power.
4. according to claim 2 automation antenna parameter measuring system it is characterised in that：This network（4）For wireless network.
5. the automation antenna parameter measuring system according to Claims 2 or 3 or 4 it is characterised in that：This control PC（3）Directly and this receiving terminal system（1）Connect, it passes through network（4）Connect this transmitting terminal system（2）.
6. the automation antenna parameter measuring system according to Claims 1-4 any one it is characterised in that：This antenna to be measured（11）And standard-gain horn（12）Back-to-back setting, and at a right angle and directional diagram scan axis between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610390886.4A CN106405266B (en) | 2016-06-02 | 2016-06-02 | One kind automation antenna parameter measuring system |
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| CN201610390886.4A CN106405266B (en) | 2016-06-02 | 2016-06-02 | One kind automation antenna parameter measuring system |
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| CN106405266A true CN106405266A (en) | 2017-02-15 |
| CN106405266B CN106405266B (en) | 2017-09-26 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107944530A (en) * | 2017-11-16 | 2018-04-20 | 国网安徽省电力公司电力科学研究院 | A kind of calibration method of electric label-sensitivity test |
| CN108627706A (en) * | 2018-03-29 | 2018-10-09 | 北京环境特性研究所 | A kind of method and device for the running parameter measuring antenna |
| CN109581080A (en) * | 2018-12-21 | 2019-04-05 | 武汉船舶通信研究所（中国船舶重工集团公司第七二二研究所） | For assessing the aerial test equipment of short-wave antenna performance |
| CN117388588A (en) * | 2023-12-11 | 2024-01-12 | 中国电子科技集团公司第二十九研究所 | Engineering measurement system of VHF or UHF frequency band wide beam antenna pattern |
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| CN108627706B (en) * | 2018-03-29 | 2020-08-04 | 北京环境特性研究所 | Method and device for measuring working parameters of antenna |
| CN109581080A (en) * | 2018-12-21 | 2019-04-05 | 武汉船舶通信研究所（中国船舶重工集团公司第七二二研究所） | For assessing the aerial test equipment of short-wave antenna performance |
| CN117388588A (en) * | 2023-12-11 | 2024-01-12 | 中国电子科技集团公司第二十九研究所 | Engineering measurement system of VHF or UHF frequency band wide beam antenna pattern |
| CN117388588B (en) * | 2023-12-11 | 2024-03-01 | 中国电子科技集团公司第二十九研究所 | Engineering measurement system of VHF or UHF frequency band wide beam antenna pattern |
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| CN106405266B (en) | 2017-09-26 |
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