CN208094808U - Signal monitoring device for wireless product testing throughput - Google Patents
Signal monitoring device for wireless product testing throughput Download PDFInfo
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- CN208094808U CN208094808U CN201820349283.4U CN201820349283U CN208094808U CN 208094808 U CN208094808 U CN 208094808U CN 201820349283 U CN201820349283 U CN 201820349283U CN 208094808 U CN208094808 U CN 208094808U
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Abstract
The utility model provides a kind of signal monitoring device for wireless product testing throughput, including power divider, monitoring device, accompanies and survey product, the first attenuator and several test cables, the input terminal of the power divider receives the transmitting signal of the wireless product by test cable, first output end of the power divider accompanies the input terminal for surveying product to connect by test cable, the first attenuator with described, and the second output terminal of the power divider is connect by test cable with the input terminal of the monitoring device；Described accompany surveys the handling capacity that product is used to test the wireless product；The monitoring device is used to monitor the transmitting signal of the wireless product.The utility model can rapidly and accurately monitor the signal quality of DUT under signaling mode by the Topology connection of DUT and STA, in order to be compared with the performance under test pattern, while can be used for investigating throughput and falling whether speed is to be caused by RF signal qualities.
Description
Technical field
The utility model is related to electronic technology field, more particularly to a kind of signal for wireless product testing throughput is supervised
Survey device.
Background technology
In RF (radio frequency) debugging and test of Wi-Fi (wireless network) product, generally in test mode according to product
The attainable performance indicator of institute, such as Tx power (transmission power), EVM (Error Vector Magnitude, vector error width
Degree) etc., to judge whether product is up to standard.But in actually using, user concerns product actual transfer rate and signal quality.
Therefore, it is necessary to carry out throughput (handling capacity) to product to test.In testing, product is in signaling mode, if at this moment going out
Existing rate is not up to standard, it is necessary to which whether RF performance indicators are consistent with test pattern at this time for investigation, to exclude not reach because of signal quality
Mark leads to reduction of speed problem.And in existing test, when DUT (test product) carries out throughput tests in, because cannot be simultaneously
The signal quality for monitoring DUT thus needs the signal quality situation for further investigating product, is not easy to the letter under signaling mode
Number quality and the performance of test pattern are compared, and are also not easy to investigation throughput and are fallen whether speed is to be led by RF signal qualities
It causes.
Utility model content
The technical problems to be solved in the utility model is to overcome in Wi-Fi products testing throughput in the prior art not
The defect of energy while monitoring signals quality, provides a kind of signal monitoring device for wireless product testing throughput.
The utility model is to solve above-mentioned technical problem by following technical proposals：
The utility model provides a kind of signal monitoring device for wireless product testing throughput, its main feature is that, including
Power divider, monitoring device accompany and survey product, the first attenuator and several test cables, the input terminal of the power divider
The transmitting signal of the wireless product is received by test cable, the first output end of the power divider is by testing electricity
Cable, the first attenuator accompany the input terminal for surveying product to connect with described, and the second output terminal of the power divider is by testing electricity
Cable is connect with the input terminal of the monitoring device；Described accompany surveys the handling capacity that product is used to test the wireless product；The prison
Measurement equipment is used to monitor the transmitting signal of the wireless product.
Preferably, the signal monitoring device further includes first terminal and second terminal, the first terminal and the nothing
Line product carries out network connection, and the second terminal surveys product progress network connection with described accompany, and the first terminal is for making
For server-side operational network performance testing tool, the second terminal is used to run the applied in network performance test work as client
Tool.
Preferably, the applied in network performance test tool includes Chariot (for testing handling capacity) tool.
Preferably, the attenuation value of first attenuator is 40dB.
Preferably, the signal monitoring device further includes the second attenuator, second attenuator is serially connected with the power
Between the second output terminal of distributor and the input terminal of the monitoring device.
Preferably, the attenuation value of second attenuator is 10dB.
Preferably, the monitoring device includes IQXel160 equipment, wherein IQXel160 is LitePoint (Lay spy baud)
A test equipment dedicated for wireless product of company.
The positive effect of the utility model is：The utility model by DUT and accompany survey product (STA, Station,
That is website) Topology connection, can rapidly, accurately monitor signal quality situations of the DUT under signaling mode, in order to
Performance under test pattern is compared to pinpoint the problems, while be can be used for investigating throughput and being fallen whether speed is by RF signals
Quality causes.
Description of the drawings
Fig. 1 is the composition of the signal monitoring device for wireless product testing throughput of the utility model preferred embodiment
Schematic diagram.
Fig. 2 is power in the signal monitoring device for wireless product testing throughput of the utility model preferred embodiment
Isolation degree test result between the output port of distributor.
Fig. 3 is the signal monitoring device for wireless product testing throughput of the utility model preferred embodiment to signaling
The monitored result signal of pattern.
Fig. 4 is the signal monitoring device for wireless product testing throughput of the utility model preferred embodiment to test
The monitored result signal of pattern.
Specific implementation mode
The utility model is further illustrated below by the mode of embodiment, but is not therefore limited in the utility model
Among the embodiment described range.
As shown in Figure 1, the signal monitoring device for wireless product testing throughput that the present embodiment is related to, the signal
Monitoring device includes power divider 1, monitoring device 2, accompanies and survey product (STA in figure), the first attenuator 3 and several tests electricity
The input terminal P11 of cable, power divider 1 receives the wireless product (DUT in figure, Device Under by test cable
Test, i.e. equipment under test) transmitting signal (in figure Out1 export signal), the first output end P12 of power divider 1 passes through
Test cable, the first attenuator 3 are connect with the input terminal (IN1 in figure) of STA, and the second output terminal P13 of power divider 1 passes through
Test cable is connect with the input terminal (RF1 in figure) of monitoring device 2, and such STA just is used to test the handling capacity of DUT, and monitors
The just transmitting signal for monitoring DUT outputs of equipment 2, throughput surveys are carried out so as to allow the DUT to be operated in signaling mode
Examination, while monitoring the signal quality of DUT, when in order to occur speed in being tested in throughput, can be supervised by monitoring device 2
The signal quality situation measured is compared with the signal quality under test pattern, and investigation is facilitated to fall the reason of speed.
In specific implementation, for ease of testing and control and data analysis, DUT and STA are also controlled using terminal such as computer.
Specifically, the signal monitoring device further includes first terminal PC1 and second terminal PC2, and first terminal PC1 and DUT carries out net
Network connects, and second terminal PC2 and STA carries out network connection, and first terminal PC1 is used to be used as server-side operational network performance test
Tool, second terminal PC2 are used to run the applied in network performance test tool as client.Interference is brought into reduce network connection
With the influence tested throughput, cable network is used to connect here, i.e. the network interface and first terminal that DUT passes through itself
PC1 realizes network connection, and STA realizes network connection also by the network interface of itself and second terminal PC2, also by first terminal PC1
Network address be set as 192.168.1.28, the network address of second terminal PC2 is set as 192.168.1.100, makes two
Terminal is in same address field, facilitates the configuration and monitoring of the applied in network performance test tool.
When it is implemented, the preferred Chariot tools of applied in network performance test tool, use Chariot tool moulds in this way
Draw up the data flow that DUT is transmitted to STA.
When it is implemented, in view of DUT output transmitting signal generally in 20dBm or so, so the decaying of the first attenuator 3
Numerical value can be selected according to the reception of STA dynamic, in order to which STA is operated in appropriate signals state, and STA be generated
Interference signal, second in the first output port P12 and power divider 1 through the first attenuator 3, power divider 1 be defeated
Exit port P13 can obtain effective attenuation before entering monitoring device 2, here the preferred 40dB of attenuation value of the first attenuator 3.By
In the power divider that power divider 1 is one-to-two, as shown in Fig. 2, in 2.4GHz-6GHz frequency ranges, power distribution
The isolation for generally having 20dB or more between 1 first output port P12 of device and its second output terminal mouth P13, as frequency is
When 2.412GHz isolation be 26.5dB, at this moment DUT export to the signal of monitoring device 2 by the interference signal generated than STA into
Enter to monitoring device more than 2 and decay nearly 63dB, the interference signal for being thus effectively prevented STA generations enter monitoring device 2 and
Affect the signal quality of DUT so that monitoring device 2 can rapidly grab the signal of DUT, and at this moment monitoring device 2 monitors
The signal of DUT is truer, more acurrate.
When it is implemented, being decayed using attenuator before the signal of DUT enters monitoring device 2, set in order to monitor
Standby 2 are operated in suitable dynamic, are conducive to the signal that monitoring device 2 more realistically captures DUT.Specifically, the signal monitoring dress
It further includes the second attenuator 4 to set, and the second attenuator 4 is serially connected with the second output terminal P13 and monitoring device 2 of power divider 1
Between input terminal (RF1 in figure).Here, the preferred 10dB of attenuation value of the second attenuator 4.
When it is implemented, the preferred IQXel160 equipment of monitoring device 2, the equipment are very suitable for penetrating for monitoring wireless product
Frequency signal, additionally provides signal analysis function.
More intuitively to understand the present embodiment, the signal monitoring for wireless product testing throughput is filled below
It sets, is extended to the monitoring that DUT for being exported to binary channels carries out throughput tests and signal quality, i.e., the second of DUT
Road output signal (in figure Out2 output signal) also by power divider, attenuator and test cable respectively with STA, prison
Measurement equipment 2 connects, and specifically, the Out2 output signals of DUT pass through the input terminal P21 of power divider 5, power divider 5
The attenuator 6 and test cable of first output end P22,40dB enters the second input terminal IN2 of STA, and in addition the Out2 of DUT is defeated
Go out signal and passes through the input terminal P21 of power divider 5, the attenuator 7 of second output terminal P23,10dB of power divider 5 and survey
Examination cable enters second input terminal RF2 of monitoring device 2.In this way, when DUT is operated in signaling mode and test pattern respectively,
It is as shown in Figure 3, Figure 4 that monitoring device 2 corresponds to the signal condition difference monitored.By the comparative analysis to monitoring data, such as
Under signaling mode, monitoring device 2 monitors that the transmission power of the two paths of signals of DUT is respectively 20.85dBm and 21.08dBm,
And in test mode, monitoring device 2 monitor the transmission power of the two paths of signals of DUT be respectively 21.75dBm and
21.97dBm, so the power situation of DUT is substantially identical as test pattern under signaling mode, other indexs of signaling mode also base
This is identical as the index of test pattern, and explanation is just no longer unfolded one by one.
Therefore, the signal monitoring device for wireless product testing throughput through this embodiment, not only can be with
Throughput tests are carried out to DUT, moreover it is possible to while the signal quality of DUT is monitored, in order to be investigated when something goes wrong.
Although the foregoing describe specific embodiment of the present utility model, it will be appreciated by those of skill in the art that
This is merely illustrative of, and the scope of protection of the utility model is defined by the appended claims.Those skilled in the art
Under the premise of without departing substantially from the principles of the present invention and essence, many changes and modifications may be made,
But these change and modification each fall within the scope of protection of the utility model.
Claims (7)
1. a kind of signal monitoring device for wireless product testing throughput, which is characterized in that including power divider, monitoring
Equipment accompanies survey product, the first attenuator and several test cables, the input terminal of the power divider to be received by test cable
First output end of the transmitting signal of the wireless product, the power divider passes through test cable, the first attenuator and institute
It states and the input terminal connection for surveying product, the second output terminal of the power divider is accompanied to pass through test cable and the monitoring device
Input terminal connects；
Described accompany surveys the handling capacity that product is used to test the wireless product；
The monitoring device is used to monitor the transmitting signal of the wireless product.
2. being used for the signal monitoring device of wireless product testing throughput as described in claim 1, which is characterized in that the letter
Number monitoring device further includes first terminal and second terminal, and the first terminal carries out network connection, institute with the wireless product
It states second terminal and surveys product progress network connection with described accompany, the first terminal is used to survey as server-side operational network performance
Trial work has, and the second terminal is used to run the applied in network performance test tool as client.
3. being used for the signal monitoring device of wireless product testing throughput as claimed in claim 2, which is characterized in that the net
Network performance testing tool includes Chariot tools.
4. being used for the signal monitoring device of wireless product testing throughput as described in claim 1, which is characterized in that described the
The attenuation value of one attenuator is 40dB.
5. being used for the signal monitoring device of wireless product testing throughput as described in claim 1, which is characterized in that the letter
Number monitoring device further includes the second attenuator, and second attenuator is serially connected with second output terminal and the institute of the power divider
Between the input terminal for stating monitoring device.
6. being used for the signal monitoring device of wireless product testing throughput as claimed in claim 5, which is characterized in that described the
The attenuation value of two attenuators is 10dB.
7. being used for the signal monitoring device of wireless product testing throughput as described in claim 1, which is characterized in that the prison
Measurement equipment includes IQXel160 equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820349283.4U CN208094808U (en) | 2018-03-14 | 2018-03-14 | Signal monitoring device for wireless product testing throughput |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820349283.4U CN208094808U (en) | 2018-03-14 | 2018-03-14 | Signal monitoring device for wireless product testing throughput |
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| Publication Number | Publication Date |
|---|---|
| CN208094808U true CN208094808U (en) | 2018-11-13 |
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| CN201820349283.4U Active CN208094808U (en) | 2018-03-14 | 2018-03-14 | Signal monitoring device for wireless product testing throughput |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110113780A (en) * | 2019-05-27 | 2019-08-09 | 上海剑桥科技股份有限公司 | The test method and system of the data throughout of 6 wireless router of WiFi |
| CN113259196A (en) * | 2021-05-11 | 2021-08-13 | 四川九州电子科技股份有限公司 | WiFi6 router throughput test system |
-
2018
- 2018-03-14 CN CN201820349283.4U patent/CN208094808U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110113780A (en) * | 2019-05-27 | 2019-08-09 | 上海剑桥科技股份有限公司 | The test method and system of the data throughout of 6 wireless router of WiFi |
| CN110113780B (en) * | 2019-05-27 | 2022-12-13 | 上海剑桥科技股份有限公司 | Method and system for testing data throughput of WiFi6 wireless router |
| CN113259196A (en) * | 2021-05-11 | 2021-08-13 | 四川九州电子科技股份有限公司 | WiFi6 router throughput test system |
| CN113259196B (en) * | 2021-05-11 | 2022-10-14 | 四川九州电子科技股份有限公司 | WiFi6 router throughput test system |
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Effective date of registration: 20200414 Address after: 201100 floor 5, building 8, No. 2388, Chenhang Road, Minhang District, Shanghai Patentee after: CIG SHANGHAI Co.,Ltd. Address before: 201114 room 8, building 2388, 501 Chen Cheng Road, Shanghai, Minhang District Co-patentee before: ZHEJIANG JIANQIAO ELECTRONIC TECHNOLOGY Co.,Ltd. Patentee before: CIG SHANGHAI Co.,Ltd. |