CN106411430A - Integrated adjacent channel test system and method - Google Patents
Integrated adjacent channel test system and method Download PDFInfo
- Publication number
- CN106411430A CN106411430A CN201610947153.6A CN201610947153A CN106411430A CN 106411430 A CN106411430 A CN 106411430A CN 201610947153 A CN201610947153 A CN 201610947153A CN 106411430 A CN106411430 A CN 106411430A
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- test
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- interference
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- signal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/50—Testing arrangements
Abstract
The invention provides an integrated adjacent channel test system. The system comprises a main signal apparatus, an interference apparatus, a power divider and a tested apparatus, wherein the output ends of the main signal apparatus and the interference apparatus are connected with the input end of the power divider, and the output end of the power divider is connected with the input end of the tested apparatus. The invention further provides an integrated adjacent channel test method. The method and system have the following advantages: integration of test tools is realized, the operation is convenient, an automatic test can be carried out, and the test efficiency is high.
Description
Technical field
The present invention relates to integrated neighboring trace test, more particularly, to a kind of integrated neighboring trace test system and method.
Background technology
The pushing away rapidly in the same spectral range of no licence limit with Wireless networking technologies and other wireless technologys
Wide application, radio frequency (RF) interference that Wi-Fi (802.11) product suffers from grows with each passing day, thus having a strong impact on WLAN
(WLAN) data throughput performance.Meanwhile, to such as multimedia audio and video, Streaming Media, WLAN voice and other
Need service quality function and the application of the New WLANs such as the application of relatively low packet error rate, the higher data throughput of market demands
Speed.Due to being continuously increased to the band internal interference and adjacent band interference of WLAN equipment in the environment, therefore radio frequency and digital filtering
Design most important, and the purpose of neighboring trace suppression test is exactly to detect the capacity of resisting disturbance whether international mark of symbol of unlimited product
Accurate.
As shown in figure 1, test mode traditional at present is manually sending signal, then open specified instrument again to adopt
Collection signal, if channel to be changed, or speed all needs constantly to manually adjust, and in test process, the correlation of main signal all needs
Constantly compare dimension to arrange, the manpower of consuming and time cost are all very high, under efficiency is relatively low.
Content of the invention
In order to solve the problems of the prior art, the invention provides a kind of integrated neighboring trace test system and method.
The invention provides a kind of integrated neighboring trace test system, including main signal instrument, interference Instrument, power splitter and tested
Trial assembly is put, and wherein, described main signal instrument, the outfan of interference Instrument are connected with the input of described power splitter respectively, described
The outfan of power splitter is connected with the input of described device being tested.
As a further improvement on the present invention, described main signal instrument, power splitter are connected by radio frequency line.
As a further improvement on the present invention, described interference Instrument, power splitter are connected by radio frequency line.
Present invention also offers a kind of integrated neighboring trace method of testing, comprise the following steps：
S1, test prepare；
S2, setting neighboring trace suppression test parameter；
S3, the test of integrated neighboring trace, send main signal by main signal instrument to device being tested, by interference Instrument to tested
Device sends interference signal；
S4, judge test whether to pass through, without passing through, be then devices under not up to standard, improve test equipment performance or
Person continues other performance test, if passed through, test terminates.
As a further improvement on the present invention, step S1 is：Build the integrated neighboring trace test as any one of above-mentioned
System, opens program, adds a plurality of test item.
As a further improvement on the present invention, in step s 4, if the power difference value of interference signal and main signal is little
If the capacity of resisting disturbance of the regulation in IEEE international standard, then test not over if interference signal and main signal
Power difference value is not less than the capacity of resisting disturbance of the regulation in IEEE international standard, then test is passed through.
As a further improvement on the present invention, in step s3, the transmit power default value of main signal instrument is in journey
Calculate in sequence and finish, and the initial value of the power of interference signal calculates also according to corresponding specification, support simultaneously user according to
Practical situation is changed, and interference signal is asynchronous with the signal in the main channel of device being tested, and the dutycycle of interference signal is not
More than 5%.
As a further improvement on the present invention, in step s3, the power of interference signal improves constantly, until producing 10%
PER.
As a further improvement on the present invention, in step s3, power splitter is passed through to tested trial assembly by main signal instrument
Put transmission main signal, power splitter is passed through by interference Instrument and sends interference signal to device being tested.
The invention has the beneficial effects as follows：By such scheme it is achieved that testing tool is integrated, easy to operate, can be automatic
Test, testing efficiency is high.
Brief description
Fig. 1 is traditional test mode.
Fig. 2 is a kind of schematic diagram of integrated neighboring trace test system of the present invention.
Fig. 3 is a kind of schematic diagram of integrated neighboring trace method of testing of the present invention.
Specific embodiment
The present invention is further described for explanation and specific embodiment below in conjunction with the accompanying drawings.
As shown in Fig. 2 a kind of integrated neighboring trace test system, including main signal instrument 1, interference Instrument 2, power splitter 3 and quilt
Test device 4, wherein, described main signal instrument 1, the outfan of interference Instrument 2 are connected with the input of described power splitter 3 respectively
Connect, the outfan of described power splitter 3 is connected with the input of described device being tested 4.
As shown in Fig. 2 described main signal instrument 1, power splitter 3 are connected by radio frequency line.
As shown in Fig. 2 described interference Instrument 2, power splitter 3 are connected by radio frequency line.
As shown in figure 3, a kind of integrated neighboring trace method of testing, comprise the following steps：
S1, test prepare；
S2, setting neighboring trace suppression test parameter；
S3, the test of integrated neighboring trace, send main signal by main signal instrument 1 to device being tested 4, by interference Instrument 2 to quilt
Test device 4 sends interference signal；
S4, judge test whether to pass through, without passing through, be then devices under not up to standard, improve test equipment performance or
Person continues other performance test, if passed through, test terminates.
As shown in figure 3, step S1 is：Build the integrated neighboring trace test system as any one of above-mentioned, open program,
Add a plurality of test item.
As shown in figure 3, in step s 4, if the power difference value of interference signal and main signal is less than IEEE international standard
In regulation capacity of resisting disturbance, then test not over if if the power difference value of interference signal and main signal is not little
The capacity of resisting disturbance of the regulation in IEEE international standard, then test is passed through.
As shown in figure 3, in step s3, the transmit power default value of main signal instrument 1 calculates in a program and finishes,
And the initial value of the power of interference signal calculates also according to corresponding specification, support that user changes according to practical situation simultaneously,
Interference signal is asynchronous with the signal in the main channel of device being tested 4, and the dutycycle of interference signal is less than 5%.
As shown in figure 3, in step s3, the power of interference signal improves constantly, until producing 10% PER.
As shown in figure 3, in step s3, main letter is sent by power splitter 3 to device being tested 4 by main signal instrument 1
Number, power splitter 3 is passed through by interference Instrument 2 and sends interference signal to device being tested 4.
A kind of integrated neighboring trace test system and method that the present invention provides, realize software automation, integration, sending signal
Integrated with the Tool integration of collection signal and analytic signal, setting up procedure is simple to operate, and user only need to think in interface setting
The passage of test, speed, the frequency of interference signal is so that it may realize the test process of neighboring trace suppression, and can arrange a plurality of channel
Test, realize loop test.
A kind of integrated neighboring trace test system and method that the present invention provides, the transmit power default value of main signal instrument 1 is
Finish through calculating in program, and the initial value of the power of interference signal has calculated also according to corresponding specification, supports simultaneously
User changes according to practical situation, and the wave file of interference signal has generation specific waveforms file according to the explanation of document, simultaneously
Interference signal is asynchronous with the signal in the main channel of device being tested 4, and the dutycycle of interference signal is less than 5%, that is, disturb
Almost ceaselessly in sending signal, the power of interference signal improves constantly, until producing 10% PER in source（Packet Error
Rate, Packet Error Ratio）, the then power difference value of interference signal and main signal as corresponding monkey chatter ability, and this is dry
The ability of disturbing should just be calculated test and pass through not less than the capacity of resisting disturbance of the regulation in IEEE international standard.
A kind of integrated neighboring trace test system that the present invention provides and method have advantages below：
1. various Tool integration are integrated, realize a set of software and solve multiple problems, simplify the operation of user.
2. parameter setting accordingly calculates, and user is without oneself comparison specification setting.
3. realize a plurality of test item to arrange, software automatic test simultaneously, substantially increase the service efficiency of user.
Above content is to further describe it is impossible to assert with reference to specific preferred implementation is made for the present invention
Being embodied as of the present invention is confined to these explanations.For general technical staff of the technical field of the invention,
On the premise of present inventive concept, some simple deduction or replace can also be made, all should be considered as belonging to the present invention's
Protection domain.
Claims (9)
1. a kind of integrated neighboring trace test system it is characterised in that：Including main signal instrument, interference Instrument, power splitter and tested
Device, wherein, described main signal instrument, the outfan of interference Instrument are connected with the input of described power splitter respectively, described work(
The outfan dividing device is connected with the input of described device being tested.
2. integrated neighboring trace test system according to claim 1 it is characterised in that：Described main signal instrument, power splitter lead to
Cross radio frequency line to connect.
3. integrated neighboring trace test system according to claim 1 it is characterised in that：Described interference Instrument, power splitter pass through
Radio frequency line connects.
4. a kind of integrated neighboring trace method of testing is it is characterised in that comprise the following steps：
S1, test prepare；
S2, setting neighboring trace suppression test parameter；
S3, the test of integrated neighboring trace, send main signal by main signal instrument to device being tested, by interference Instrument to tested
Device sends interference signal；
S4, judge test whether to pass through, without passing through, be then devices under not up to standard, improve test equipment performance or
Person continues other performance test, if passed through, test terminates.
5. integrated neighboring trace method of testing according to claim 4 it is characterised in that：Step S1 is：Build such as claim 1
Integrated neighboring trace test system any one of to 3, opens program, adds a plurality of test item.
6. integrated neighboring trace method of testing according to claim 4 it is characterised in that：In step s 4, if interference signal
Be less than the capacity of resisting disturbance of the regulation in IEEE international standard with the power difference value of main signal, then test not over, if
If the power difference value of interference signal and main signal is not less than the capacity of resisting disturbance of the regulation in IEEE international standard, test
Pass through.
7. integrated neighboring trace method of testing according to claim 4 it is characterised in that：In step s3, main signal instrument
Transmit power default value calculates in a program and finishes, and the initial value of the power of interference signal is also according to corresponding specification meter
Calculate, support that user changes according to practical situation, interference signal is asynchronous with the signal in the main channel of device being tested simultaneously,
And the dutycycle of interference signal is less than 5%.
8. integrated neighboring trace method of testing according to claim 4 it is characterised in that：In step s3, by main signal instrument
Device passes through power splitter and sends main signal to device being tested, passes through power splitter by interference Instrument and sends interference to device being tested
Signal.
9. integrated neighboring trace method of testing according to claim 4 it is characterised in that：In step s3, the work(of interference signal
Rate improves constantly, until producing 10% Packet Error Ratio.
Priority Applications (1)
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|---|---|---|---|
| CN201610947153.6A CN106411430A (en) | 2016-10-26 | 2016-10-26 | Integrated adjacent channel test system and method |
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| CN201610947153.6A CN106411430A (en) | 2016-10-26 | 2016-10-26 | Integrated adjacent channel test system and method |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101227518A (en) * | 2007-04-11 | 2008-07-23 | 河海大学常州校区 | ADSL/VDSL segregator multi module automatic detection system |
| CN203289453U (en) * | 2013-04-23 | 2013-11-13 | 工业和信息化部电信传输研究所 | Automatic radio frequency testing system for WCDMA terminal |
| CN103746781A (en) * | 2013-11-12 | 2014-04-23 | 福建星网锐捷网络有限公司 | Method and apparatus for processing response information in reception sensitivity test |
-
2016
- 2016-10-26 CN CN201610947153.6A patent/CN106411430A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101227518A (en) * | 2007-04-11 | 2008-07-23 | 河海大学常州校区 | ADSL/VDSL segregator multi module automatic detection system |
| CN203289453U (en) * | 2013-04-23 | 2013-11-13 | 工业和信息化部电信传输研究所 | Automatic radio frequency testing system for WCDMA terminal |
| CN103746781A (en) * | 2013-11-12 | 2014-04-23 | 福建星网锐捷网络有限公司 | Method and apparatus for processing response information in reception sensitivity test |
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| CB02 | Change of applicant information |
Address after: 518000 5C, 1, building No. 6, Ting Wei Road, 67 District, Xingdong community, Baoan District Xin'an, Shenzhen, Guangdong. Applicant after: SHENZHEN JIZHI HUIYI TECHNOLOGY CO., LTD. Address before: 518000 Building 2, Zone 2, Block 2, Honghualing Industrial South Zone, 1213 Liuxian Avenue, Taoyuan Street, Nanshan District, Shenzhen City, Guangdong Province Applicant before: SHENZHEN JIZHI HUIYI TECHNOLOGY CO., LTD. |
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Application publication date: 20170215 |
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