CN106412956A - Multi-data aggregation transceiver test - Google Patents
Multi-data aggregation transceiver test Download PDFInfo
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- CN106412956A CN106412956A CN201610913315.4A CN201610913315A CN106412956A CN 106412956 A CN106412956 A CN 106412956A CN 201610913315 A CN201610913315 A CN 201610913315A CN 106412956 A CN106412956 A CN 106412956A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/02—Arrangements for optimising operational condition
Abstract
The invention provides a multi-data aggregation transceiver test. The test comprises the steps that S1 the data format of a multi-data aggregation packet is defined; S2 the multi-data aggregation packet transmitted by a test device, frequency points and sampling time are configured, wherein the frequency points and the sampling time are transmitted or received by a WLAN instrument; S3 after the WLAN instrument acquires signals, analyzing is carried out according to time occupied by each rater; and S4 whether each result is in a standard range is checked one by one according to the analysis result, and if the result is in the standard range, the test is completed, otherwise returning to the step S2 is carried out. The multi-data aggregation transceiver test provided by the invention has the advantages that various rates of the same frequency can be tested through a time of sampling, and the analytical efficiency of the instrument is higher.
Description
Technical field
The present invention relates to transmitting-receiving test, the transmitting-receiving test of more particularly, to a kind of many data aggregates.
Background technology
Common use a WLAN comprehensive test instrument, DUT test TX/RX scheme is all that WLAN comprehensive test instrument every time can only be to one kind
The carrying out of data rate is tested, for example, can only test the test result of 11ag 54M 2412MHz each time, and can not once survey
Examination obtains all results of 11ag 54M＆48M＆36M＆24M 2412MHz；Such as BT test again can only test 1M/2M/ each time
A kind of 3M/BLE result therein, and can not once can be obtained by all results of 1M＆2M＆3M＆BLE.Life to a lot of DUT
For producing producer, a WLAN comprehensive test instrument device disposably can test multiple data rate（Speed）Scheme can reach survey
Examination is in hgher efficiency, and test result more meets the actually used situation of client, the effect that economic benefit is laid equal stress on.So the comprehensive survey of WLAN
It is just particularly aobvious important that the scheme of multiple data rate can once be tested by instrument.The multiple data rate's of this disposable test
Method we referred to as " testing schemes of many data aggregates " referred to as：MDA.
Test DUT with many data aggregates below（It is devices under）BT signal decomposed：The DUT of the overwhelming majority at present
TX test is all following step：1：Software controls DUT to send the signal of a certain type data rate；2：WLAN is comprehensive for configuration
Survey instrument and be switched to corresponding data rate and frequency；3：WLAN comprehensive test instrument gathers the data that DUT sends；4：WLAN comprehensive test instrument divides
Analysis signal index；Corresponding detailed process schematic diagram such as Fig. 1：
（One）：As shown in Fig. 2 the traditional WLAN comprehensive test instrument of correspondence is only supported to parse the signal of a data rate, DUT every time
Client software is also the wireless signal sending every time only a data rate, this resulted in one than larger the drawbacks of just
It is inefficient.And when testing a data rate every time, it is required for configuration DUT and the WLAN comprehensive test instrument repeating, lead
The excessive time is caused to spend in non-test signals, but in configuration above.The real testing time should be data acquisition sum
According to analysis time sum.But actually we are it is seen from figure 1 that the most of the time is all Dut Setup and Tester setup,
And this test mode is modal test mode in current producing line.
For test methodology above.Mainly there are defect and the deficiency of following several aspect：
（1）：One PC, a WLAN comprehensive test instrument, a wireless DUT.When testing a data rate each time, all carry out
DUT setup and Tester Setup, as shown in Fig. 3 dashed box.And simply change when frequency is constant and send letter data rate
When, a lot of configuration of DUT and WLAN comprehensive test instrument does not need to reconfigure, and can directly gather signal and analyze.During significant portion
Between expend control DUT and control WLAN comprehensive test instrument part, formally because this reason leads to testing efficiency not high.
The time that above-mentioned testing scheme, WLAN instrument and DUT configuration take is too big.Lead to WLAN instrument test utilization rate not
High；As shown in figure 4, can see really only having using the flow process of instrument according to time slicing flow process：Data acquisition and issuance, its
His flow process is all unrelated with signal analysis.
Content of the invention
In order to solve the problems of the prior art, the invention provides a kind of transmitting-receiving test of many data aggregates.
The invention provides a kind of transmitting-receiving test of many data aggregates, comprise the following steps：
S1, the data form of definition many data aggregates bag；
When S2, configuration are devices under the many data aggregates bag launched and the transmitting of WLAN instrument or the frequency receiving and sampling
Between；
After S3, WLAN instrument collection signal, the time according to shared by each speed is analyzed；
S4, check that according to analysis result each result, whether in critical field, if in critical field, is tested one by one
Finish, if not in critical field, return to step S2.
As a further improvement on the present invention, the many data aggregates bag in step S1 is by the packet structure of multiple speed
Become, in the middle of each speed, have the aperture time of a slot.
As a further improvement on the present invention, defining many data aggregates bag is which to plant speed by constitute and each speed
Occupancy time.
As a further improvement on the present invention, in step s 2, the structure of many data aggregates bag is anticipated that according to step S1
Become, calculate the time span of many data aggregates bag from this composition, be devices under and WLAN according to the configuration of this time span
The sampling time of comprehensive test instrument.
As a further improvement on the present invention, the sampling time of WLAN comprehensive test instrument calculates：(data rate)time + N*
Slot time+pretigger time=sample time, data rate are speed, and N is number, pretigger
Time is the preposition triggered time, and sample time is the sampling time；It is that the time span summation of each data rate adds
How many slot time adds the sampling time that the preposition triggered time is equal to WLAN comprehensive test instrument altogether.
The invention has the beneficial effects as follows：By such scheme, only need to once sample and just can test multiple speed of same frequency
Rate, the analysis efficiency of instrument is higher.
Brief description
Fig. 1 is the schematic flow sheet of tradition transmitting-receiving test.
Fig. 2 is the equipment connection diagram of tradition transmitting-receiving test.
Fig. 3 is the schematic diagram of tradition transmitting-receiving test.
Fig. 4 is the time consumption schematic diagram of tradition transmitting-receiving test.
Fig. 5 is a kind of many data aggregates bag logic chart of the transmitting-receiving test of many data aggregates of the present invention.
Fig. 6 is a kind of many data aggregates bag sequential chart of the transmitting-receiving test of many data aggregates of the present invention.
Fig. 7 is a kind of different rate analysis result schematic diagram of the transmitting-receiving test of many data aggregates of the present invention.
Fig. 8 is a kind of schematic diagram of the transmitting-receiving test of many data aggregates of the present invention.
Fig. 9 is that a kind of overall time of the transmitting-receiving test of many data aggregates of the present invention expends schematic diagram.
Specific embodiment
The present invention is further described for explanation and specific embodiment below in conjunction with the accompanying drawings.
DUT:It is devices under.
MDA：Many data aggregates.
Data rate:Speed.
TX:Transmitting.
RX:Receive.
As shown in Figures 5 to 9, the transmitting-receiving test of a kind of many data aggregates, including：
Many data aggregates bag, is made up of the data-signal of multiple difference data rate, each data rate is directly by one
Slot gap, this slot slot units is microsecond rank；
One WLAN comprehensive tester；
One DUT；
During every secondary control DUT sending signal, DUT is allowed to send many data aggregates bag, WLAN instrument is known a priori by many data aggregates bag
Type data length, then disposably analyze all many data aggregates bag datas defining after gathered data, so real
An existing DUT, a WLAN tester, once test the function of multiple different data rate simultaneously.Often it is presented herein below concrete
Implementation steps：
The first step：Define the data form of many data aggregates bag.As shown in figure 5, many data aggregates bag is by multiple data rate
Packet constitute, by the aperture time of a slot in the middle of each data rate.With BT as example, the time of slot is
625us, then re-define in many data aggregates bag by which plant data rate constitute the occupancy with each data rate
Time.If traditional signal data bag only one of which data rate.
Second step：The frequency of configuration DUT TX many data aggregates bag and WLAN instrument TX/RX and sampling time.According to " step 1 "
Pre- cicada is most constitutes it is possible to from constituting the length the time domain calculating many data aggregates bag according to polymerization bag for we
Degree, configures the sampling time of DUT and WLAN comprehensive test instrument according to this time span.The sampling time of WLAN comprehensive test instrument calculates：
(data rate)time + N*slot time + pretigger time = sample time；It is each data
The time span summation of rate is plus how many slot time altogether along with the preposition triggered time is equal to WLAN comprehensive test instrument
Sampling time.For example shown in Fig. 6：Sample time = 1DH1-Prbs9 + Slot + 1DH3-Prbs9 + 1DH5-
Prbs9 + Slot + 2DH1-Prbs9 + 2DH5-Prbs9.
3rd step：After WLAN instrument collection signal, the time according to shared by each data rate is analyzed.Often
A kind of data rate may have different payload, and the test event tested is also different, so will separately carry out individually
Analysis one by one.Although 1DH1-Prbs9 with the 1DH3-Prbs9 data rate of such as Fig. 7 is identical, payload differs
Sample, and the project tested is also different.
4th step：Check that each result, whether in critical field, if pass, is tested one by one according to analysis result
Complete, if fail, repeat the above steps 2.As shown in figure 8, it may be seen that disposable test 5 kinds is different types of
Data rate and different payload, testing efficiency is greatly improved.
The overall time of many data aggregates bag testing scheme disposable test is illustrated in fig. 9 shown below, it may be seen that big portion
The DUT setup time and Tester setup time of proportional time and data capture time is divided to be saved,
The traditional single data rate testing scheme of many data aggregates bag testing scheme contrast can significantly save the testing time.
The transmitting-receiving test of a kind of many data aggregates that the present invention provides has advantages below：
1. the speed of the algoritic module testing efficiency and test DUT that can significantly improve WLAN instrument is accelerated.
2. need to once sample and just can test multiple data rate of same frequency, instrument service efficiency is higher.
Above content is to further describe it is impossible to assert with reference to specific preferred embodiment 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 (5)
1. a kind of transmitting-receiving of many data aggregates is tested it is characterised in that comprising the following steps：
S1, the data form of definition many data aggregates bag；
When S2, configuration are devices under the many data aggregates bag launched and the transmitting of WLAN instrument or the frequency receiving and sampling
Between；
After S3, WLAN instrument collection signal, the time according to shared by each speed is analyzed；
S4, check that according to analysis result each result, whether in critical field, if in critical field, is tested one by one
Finish, if not in critical field, return to step S2.
2. many data aggregates according to claim 1 transmitting-receiving test it is characterised in that：Many data aggregates in step S1
Bag is to be made up of the packet of multiple speed, has an aperture time in the middle of each speed.
3. many data aggregates according to claim 2 transmitting-receiving test it is characterised in that：Define many data aggregates bag be by
Which plants speed constitutes the time with the occupancy of each speed.
4. many data aggregates according to claim 1 transmitting-receiving test it is characterised in that：In step s 2, according to step
S1 anticipated that the composition of many data aggregates bag, calculates the time span of many data aggregates bag from this composition, during according to this
Between length configuration sampling time of being devices under with WLAN comprehensive test instrument.
5. many data aggregates according to claim 4 transmitting-receiving test it is characterised in that：During the sampling of WLAN comprehensive test instrument
Between calculate：(data rate) time+N*slot time+pretigger time=sample time, data rate
For speed, N is number, and slot time is aperture time, and pretigger time is the preposition triggered time, sample time
For the sampling time；It is that the time span summation of each data rate adds how many aperture time is along with preposition altogether
Triggered time is equal to the sampling time of WLAN comprehensive test instrument.
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| CN201610913315.4A CN106412956B (en) | 2016-10-19 | 2016-10-19 | The transmitting-receiving of more data aggregates is tested |
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| CN201610913315.4A CN106412956B (en) | 2016-10-19 | 2016-10-19 | The transmitting-receiving of more data aggregates is tested |
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Citations (6)
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|---|---|---|---|---|
| CN101588370A (en) * | 2009-07-02 | 2009-11-25 | 浙江大学 | Analytic method of multirate communication data stream format |
| US20140169181A1 (en) * | 2012-12-17 | 2014-06-19 | Litepoint Corporation | Method of facilitating testing of multiple time-division-duplex (tdd) data packet signal transceivers |
| CN104660465A (en) * | 2015-01-30 | 2015-05-27 | 深圳市极致汇仪科技有限公司 | Multi-DUT parallel test method and system |
| CN104871488A (en) * | 2012-12-20 | 2015-08-26 | 莱特普茵特公司 | Method of testing multiple data packet signal transceivers concurrently |
| CN105721244A (en) * | 2016-01-29 | 2016-06-29 | 深圳市极致汇仪科技有限公司 | Multi-type DUT (Device under control) test system and method |
| CN105898781A (en) * | 2016-05-13 | 2016-08-24 | 上海斐讯数据通信技术有限公司 | System and method for testing optimal throughput of wireless AP (Access Point) |
-
2016
- 2016-10-19 CN CN201610913315.4A patent/CN106412956B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101588370A (en) * | 2009-07-02 | 2009-11-25 | 浙江大学 | Analytic method of multirate communication data stream format |
| US20140169181A1 (en) * | 2012-12-17 | 2014-06-19 | Litepoint Corporation | Method of facilitating testing of multiple time-division-duplex (tdd) data packet signal transceivers |
| CN104871488A (en) * | 2012-12-20 | 2015-08-26 | 莱特普茵特公司 | Method of testing multiple data packet signal transceivers concurrently |
| CN104660465A (en) * | 2015-01-30 | 2015-05-27 | 深圳市极致汇仪科技有限公司 | Multi-DUT parallel test method and system |
| CN105721244A (en) * | 2016-01-29 | 2016-06-29 | 深圳市极致汇仪科技有限公司 | Multi-type DUT (Device under control) test system and method |
| CN105898781A (en) * | 2016-05-13 | 2016-08-24 | 上海斐讯数据通信技术有限公司 | System and method for testing optimal throughput of wireless AP (Access Point) |
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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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