CN208026802U - A kind of multiband aerial test system of belt switch - Google Patents
A kind of multiband aerial test system of belt switch Download PDFInfo
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- CN208026802U CN208026802U CN201820278574.9U CN201820278574U CN208026802U CN 208026802 U CN208026802 U CN 208026802U CN 201820278574 U CN201820278574 U CN 201820278574U CN 208026802 U CN208026802 U CN 208026802U
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- network analyzer
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Abstract
The utility model discloses a kind of multiband aerials of belt switch to test system, including control module, radio frequency testing tooling box and Network Analyzer, digital I/O cards are provided in the radio frequency testing tooling box, multiple output pins of the number I/O cards are respectively used to connect multiple pins of the switch of antenna to be measured；The control module is connected to the number I/O cards；The Network Analyzer is connect with the radio frequency testing tooling box.The multiband aerial test system of belt switch provided by the utility model solves the problems, such as the radio frequency testing of multiband aerial in a creative way, each frequency range of one multifrequency antenna can be tested, the switch performance of the antenna can also be detected simultaneously, switch testing link is reduced, the production efficiency of antenna is improved.
Description
Technical field
The utility model is related to the multiband aerials of antenna measurement field more particularly to a kind of belt switch to test system.
Background technology
The mobile terminals such as existing smart mobile phone, tablet computer can all be realized not in Antenna Design using switching
With the demand in broadband, antenna is made to meet at work to corresponding broadband.Antenna needs to carry out radio frequency during production
It can test, overwhelming majority antenna manufacturers are all made of radio frequency testing platform when carrying out antenna measurement and are tested at present, a set of radio frequency
Testboard can only substantially be used for measuring the antenna on a casing.Certainly there are also some Antenna testing systems to survey simultaneously
Multiple single-band antennas are tried, it, can if the Chinese patent of Patent No. 201620164048.0 discloses a kind of multiple antennas test system
The radio-frequency performance of mutiple antennas is tested simultaneously, saves cost.But these test systems are only used for measuring routine
Single-band antenna, still cannot be used for test with switch multiband aerial.
Utility model content
Technical problem to be solved in the utility model is：A kind of multiband aerial test system of belt switch, energy are provided
It is enough that radio-frequency performance test is carried out to multiple frequency ranges of antenna in same set of test system.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model is：
A kind of multiband aerial test system of belt switch, including control module, radio frequency testing tooling box and network analysis
Instrument is provided with digital I/O cards in the radio frequency testing tooling box, and multiple output pins of the number I/O cards are respectively used to connect
Receive multiple pins of the switch of observation line；The control module is connected to the number I/O cards；The Network Analyzer and institute
State the connection of radio frequency testing tooling box.
Further, further include output device, the output device is connect with the Network Analyzer signal, for analyzing
The collected data of the Network Analyzer simultaneously export result.
Further, the output device is computer, and the control module is set in the computer.
Further, it is connected by RF cable between the radio frequency testing tooling box and Network Analyzer；The output
It is connected by GPIB general purpose interface bus between device and the Network Analyzer.
Further, the Network Analyzer is dual-port vector network analyzer.
The beneficial effects of the utility model are：The difference that the utility model controls number I/O cards by control module is defeated
Go out pin and export high level or low level respectively, and then the break-make controlled between the different pins of the switch on antenna to be measured is cut
It changes, so that antenna to be measured is switched to different frequency ranges respectively, and surveyed to the radio-frequency performance of each frequency range by Network Analyzer
Examination and data acquisition；The utility model has devised the test system for the multiband aerial of belt switch in a creative way, solves
The problem of in the prior art belt switch multiband aerial can not be tested；In addition, the utility model is carrying out radio-frequency performance test
While the step for can also judging whether the switch of antenna normal according to test result, reducing switch testing, improve
Antenna production efficiency.
Description of the drawings
Fig. 1 is that the multiband aerial of the belt switch of the utility model embodiment tests the structural schematic diagram of system；
Label declaration：
1, computer；2, Network Analyzer；3, radio frequency testing tooling box；4, number I/O cards；5, antenna to be measured；6, radio frequency line
Cable；7, GPIB general purpose interface bus.
Specific implementation mode
For technology contents, the objects and the effects of the utility model are described in detail, below in conjunction with embodiment and match
Attached drawing is closed to be explained.
The design of the utility model most critical is：Number I/O cards, digital I/O cards are set in radio frequency testing tooling box
It is connect with control module, the different output pins of digital I/O cards are respectively used to connect the different pins of the switch of antenna to be measured.
Please refer to Fig. 1, a kind of multiband aerial test system of belt switch, including control module, radio frequency testing tooling box
And Network Analyzer, digital I/O cards, multiple output pins of the number I/O cards are provided in the radio frequency testing tooling box
It is respectively used to connect multiple pins of the switch of antenna to be measured；The control module is connected to the number I/O cards；The network
Analyzer is connect with the radio frequency testing tooling box.
As can be seen from the above description, the beneficial effects of the utility model are：The utility model controls number by control module
The different output pins of word I/O cards export high level or low level respectively, and then control the different pipes of the switch on antenna to be measured
Break-make switching between foot, makes antenna to be measured be switched to different frequency ranges respectively, and by Network Analyzer to each frequency range
Radio-frequency performance carries out test and data acquisition；The utility model in a creative way has devised the multiband aerial for belt switch
Test system solves the problems, such as that belt switch multiband aerial can not be tested in the prior art；In addition, the utility model is carrying out
Radio-frequency performance test while can also judge whether the switch of antenna normal according to test result, reduce switch testing this
Step improves antenna production efficiency.
Further, further include output device, the output device is connect with the Network Analyzer signal, for analyzing
The collected data of the Network Analyzer simultaneously export result.
Seen from the above description, the output device directly observes test result convenient for tester.
Further, the output device is computer, and the control module is set in the computer.
Further, it is connected by RF cable between the radio frequency testing tooling box and Network Analyzer；The output
It is connected by GPIB general purpose interface bus between device and the Network Analyzer.
Further, the Network Analyzer is dual-port vector network analyzer.
Embodiment
Fig. 1 is please referred to, the embodiments of the present invention one are：A kind of multiband aerial test system of belt switch, is used for
The radio-frequency performance of each frequency range of multiband aerial is tested.
The Antenna testing system includes 1, radio frequency testing tooling box 3 of computer and Network Analyzer 2.
6 connector of RF cable is provided in the radio frequency testing tooling box 3,6 connector of the RF cable passes through radio frequency line
Cable 6 is attached with Network Analyzer 2, and the radio frequency testing tooling box 3 is for placing antenna 5 to be measured.Further, the radio frequency
It is provided with digital I/O cards 4 in test fixture box 3, multiple output pins of the number I/O cards 4 are opened with antenna 5 to be measured respectively
The multiple pins closed connect one to one.Optionally, the number I/O cards 4 can also be set to the radio frequency testing tooling box 3
Outside.
The computer 1 includes control module and output device, and the control module can be software control module, the control
Module is connected with the number I/O cards 4 communication, the output situation for controlling 4 each output pin of digital I/O cards.It is described defeated
Go out device to connect with 2 signal of the Network Analyzer, for analyzing 2 collected data of the Network Analyzer and exporting knot
Fruit.Specifically, being connected by GPIB general purpose interface bus 7 between the output device and the Network Analyzer 2.The network
Analyzer 2 is dual-port vector network analyzer 2.
In the present embodiment, the number I/O cards 4 include four output pins, respectively Crtl-1, Crtl-2,
The switch of Crtl-3 and Crtl-4, antenna 5 to be measured also include four pins, respectively Ant1, Ant2, Ant3 and Ant4, Crtl-
1, Crtl-2, Crtl-3, Crtl-4 connect one to one with Ant1, Ant2, Ant3, Ant4 respectively.Computer 1 passes through control module
The different pins output high level or low level of the digital I/O cards 4 in test fixture box are controlled, and then is controlled on antenna 5 to be measured
Switching between the different pins of switch makes antenna 5 to be measured be switched to different frequency ranges.For example, work as Crtl_1=0, Crtl_2
When=1, Crtl_3=0, Crtl_4=0, the switch of antenna 5 to be measured the work of the roads RF1 (Ant working frequency range is 880-960Mhz,
1710-2690Mhz)；Work as Crtl_1=1, Crtl_2=0, Crtl_3=0, when Crtl_4=0, the switch of antenna 5 to be measured exists
The roads RF2 work (Ant working frequency range is 824-894Mhz)；Work as Crtl_1=0, Crtl_2=0, Crtl_3=1, Crtl_4=0
When, the switch of antenna 5 to be measured is the work of the roads RF3 (Ant working frequency range is 699-800Mhz).When the switch of antenna 5 to be measured is distinguished
When being in different working frequency states, Network Analyzer 2 respectively carries out the test data of each frequency range by RF cable 6
Acquisition, and output device is transmitted to by GPIB general purpose interface bus 7, output device can analyze the data of each frequency range
And show result.
The Antenna testing system can also function to the function of the switch of antenna while testing radio-frequency performance detection effect,
If Network Analyzer 2 does not acquire the data of one or more frequency range, it may be considered that the switch of antenna is there are problem,
If Network Analyzer 2 can collect the data of each frequency range, it may be considered that the switch performance of antenna is good.
In conclusion the multiband aerial test system of belt switch provided by the utility model solves multifrequency in a creative way
The radio frequency testing problem of section antenna, can test each frequency range of a multifrequency antenna, while can also detect the day
The switch performance of line reduces switch testing link, improves the production efficiency of antenna.
The above description is only the embodiments of the present invention, and it does not limit the scope of the patent of the present invention, every
Equivalents made based on the specification and figures of the utility model are applied directly or indirectly in relevant technology neck
Domain is equally included in the patent within the scope of the utility model.
Claims (5)
1. the multiband aerial of belt switch a kind of tests system, which is characterized in that including control module, radio frequency testing tooling box and
Network Analyzer is provided with digital I/O cards, multiple output pins point of the number I/O cards in the radio frequency testing tooling box
Multiple pins of the switch of antenna to be measured Yong Yu not connected；The control module is connected to the number I/O cards；The network point
Analyzer is connect with the radio frequency testing tooling box.
2. the multiband aerial of belt switch as described in claim 1 tests system, which is characterized in that further include output device,
The output device is connect with the Network Analyzer signal, for analyzing the collected data of the Network Analyzer and exporting
As a result.
3. the multiband aerial of belt switch as claimed in claim 2 tests system, which is characterized in that the output device is electricity
Brain, the control module are set in the computer.
4. the multiband aerial of belt switch as claimed in claim 2 tests system, which is characterized in that the radio frequency testing tooling
It is connected by RF cable between box and Network Analyzer；It is logical by GPIB between the output device and the Network Analyzer
It is connected with interface bus.
5. the multiband aerial of belt switch as described in claim 1 tests system, which is characterized in that the Network Analyzer is
Dual-port vector network analyzer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820278574.9U CN208026802U (en) | 2018-02-27 | 2018-02-27 | A kind of multiband aerial test system of belt switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820278574.9U CN208026802U (en) | 2018-02-27 | 2018-02-27 | A kind of multiband aerial test system of belt switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208026802U true CN208026802U (en) | 2018-10-30 |
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ID=63905653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820278574.9U Active CN208026802U (en) | 2018-02-27 | 2018-02-27 | A kind of multiband aerial test system of belt switch |
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| CN (1) | CN208026802U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111277339A (en) * | 2018-11-19 | 2020-06-12 | 中国移动通信有限公司研究院 | Integrated comprehensive road test instrument |
-
2018
- 2018-02-27 CN CN201820278574.9U patent/CN208026802U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111277339A (en) * | 2018-11-19 | 2020-06-12 | 中国移动通信有限公司研究院 | Integrated comprehensive road test instrument |
| CN111277339B (en) * | 2018-11-19 | 2022-04-01 | 中国移动通信有限公司研究院 | Integrated comprehensive road test instrument |
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