CN109004995A - Multi-path equipment radio frequency communication performance test macro, test method and device - Google Patents
Multi-path equipment radio frequency communication performance test macro, test method and device Download PDFInfo
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- CN109004995A CN109004995A CN201810836730.3A CN201810836730A CN109004995A CN 109004995 A CN109004995 A CN 109004995A CN 201810836730 A CN201810836730 A CN 201810836730A CN 109004995 A CN109004995 A CN 109004995A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/10—Monitoring; Testing of transmitters
- H04B17/15—Performance testing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/20—Monitoring; Testing of receivers
- H04B17/29—Performance testing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/0413—MIMO systems
Abstract
The application discloses a kind of multi-path equipment radio frequency communication performance test macro, test method and device, wherein system includes: to accompany measurement equipment, signal relaxation equipment, N number of power distribution apparatus and test equipment, wherein N is the positive integer greater than 1；It accompanies each radio frequency path of measurement equipment by the signal relaxation equipment, is connect with the first output end of a power distribution apparatus；The input terminal of each power distribution apparatus and each radio frequency path of Devices to test connect；First connecting pin of test equipment is connect with the control terminal of the signal relaxation equipment, for controlling the pad value of signal relaxation equipment；Each second connection end of test equipment is connect with the second output terminal of a power distribution apparatus, for testing radio frequency parameter of each radio frequency path of Devices to test under each rate mode.Test while by realizing the multi-path performance to MIMO product using existing each separate devices, test result are accurate, reliable and at low cost.
Description
Technical field
This application involves wireless test technical field more particularly to a kind of multi-path equipment radio frequency communication performance test systems
System, test method and device.
Background technique
Continuous promotion with user to wireless transmission rate demand, uses multiple-input and multiple-output (Multiple-Input
Multiple-Output, MIMO) product of technology is increasingly becoming the market mainstream.For guarantee MIMO product radio-frequency performance, usually
The launching target (such as transmission power, error vector magnitude EVM etc.) to MIMO product under actual working state is needed to carry out
Test.
It in the related technology, is mostly to use integration MIMO test macro when carrying out communication performance test to MIMO product, it is right
MIMO product is tested.However, integrated MIMO test macro, is only capable of test MIMO product in single-input single-output (Single-
Input Single-Output, abbreviation SISO) communication performance under mode, test result can not accurate response MIMO product
Actual performance, test result reliability and accuracy are poor.
Summary of the invention
The application provides a kind of multi-path equipment radio frequency communication performance test macro, test method and device, for solving
In the related technology, MIMO product is tested using integrated MIMO test macro, test result reliability and accuracy
The problem of difference.
The application first aspect embodiment discloses a kind of multi-path equipment radio frequency communication performance test macro, including following
Step: measurement equipment, signal relaxation equipment, N number of power distribution apparatus and test equipment are accompanied, wherein N is the positive integer greater than 1；
The each radio frequency path for accompanying measurement equipment by the signal relaxation equipment, with power distribution apparatus the
The connection of one output end；
The input terminal of each power distribution apparatus and each radio frequency path of Devices to test connect；
First connecting pin of the test equipment is connect with the control terminal of the signal relaxation equipment, for controlling the letter
The pad value of number relaxation equipment；
Each second connection end of the test equipment is connect with the second output terminal of a power distribution apparatus, for surveying
Try radio frequency parameter of each radio frequency path of the Devices to test under each rate mode.
The multi-path equipment radio frequency communication performance test macro of the embodiment of the present application, by accompany measurement equipment, signal relaxation equipment,
N number of power distribution apparatus and test equipment composition, wherein each radio frequency path of measurement equipment is accompanied to pass through signal relaxation equipment and one
First output end of a power distribution apparatus connects, and the input terminal of each power distribution apparatus and each radio frequency of Devices to test are logical
Road connection, the first connecting pin of test equipment is connect with the control terminal of signal relaxation equipment, for controlling signal relaxation equipment
Each second connection end of pad value, test equipment is connect with the second output terminal of a power distribution apparatus, for test to
Radio frequency parameter of each radio frequency path of measurement equipment under each rate mode.As a result, by utilizing existing each separate devices
Test while realizing the multi-path performance to MIMO product, test result are accurate, reliable and at low cost.
The application second aspect embodiment discloses a kind of multi-path equipment radio frequency communication performance test method, comprising:
According to the attribute information of current electronic equipment to be measured, the application environment information of the electronic equipment to be measured is determined；
According to the application environment information of the electronic equipment to be measured, the target attenuation of signal relaxation equipment is determined；
According to the target attenuation, the attenuation of the signal relaxation equipment is adjusted, is set with obtaining the electronics to be measured
The standby radio frequency parameter under each rate mode；
According to radio frequency parameter of the electronic equipment to be measured under each rate mode, and with the electronic equipment to be measured
The distribution coefficient of the power distribution apparatus of radio frequency path connection, determines electronic equipment to be measured the penetrating under each rate mode
Frequency performance.
The multi-path equipment radio frequency communication performance test method of the embodiment of the present application, by according to current electronic equipment to be measured
Attribute information, determine the application environment information of electronic equipment to be measured, according to the application environment information of electronic equipment to be measured, determine
The target attenuation of signal relaxation equipment, according to target attenuation, the attenuation of adjustment signal relaxation equipment, to obtain electricity to be measured
Radio frequency parameter of the sub- equipment under each rate mode, and then joined according to radio frequency of the electronic equipment to be measured under each rate mode
It counts, and the distribution coefficient for the power distribution apparatus being connect with the radio frequency path of electronic equipment to be measured, determines that electronic equipment to be measured exists
Radio-frequency performance under each rate mode.As a result, by realizing the multi-pass to MIMO product using existing each separate devices
It is tested while the performance of road, test result is accurate, reliable and at low cost.
The application third aspect embodiment discloses a kind of multi-path equipment radio frequency communication performance test device, comprising:
Scene determining module determines the electronic equipment to be measured for the attribute information according to current electronic equipment to be measured
Application environment information；
Attenuation determining module determines that signal decaying is set for the application environment information according to the electronic equipment to be measured
Standby target attenuation；
Module is adjusted, for the attenuation of the signal relaxation equipment being adjusted, to obtain according to the target attenuation
State radio frequency parameter of the electronic equipment to be measured under each rate mode；
Test module, for the radio frequency parameter according to the electronic equipment to be measured under each rate mode, and with it is described
The distribution coefficient of the power distribution apparatus of the radio frequency path connection of electronic equipment to be measured, determines the electronic equipment to be measured each
Radio-frequency performance under rate mode.
The multi-path equipment radio frequency communication performance test device of the embodiment of the present application, by according to current electronic equipment to be measured
Attribute information, determine the application environment information of electronic equipment to be measured, according to the application environment information of electronic equipment to be measured, determine
The target attenuation of signal relaxation equipment, according to target attenuation, the attenuation of adjustment signal relaxation equipment, to obtain electricity to be measured
Radio frequency parameter of the sub- equipment under each rate mode, and then joined according to radio frequency of the electronic equipment to be measured under each rate mode
It counts, and the distribution coefficient for the power distribution apparatus being connect with the radio frequency path of electronic equipment to be measured, determines that electronic equipment to be measured exists
Radio-frequency performance under each rate mode.As a result, by realizing the multi-pass to MIMO product using existing each separate devices
It is tested while the performance of road, test result is accurate, reliable and at low cost.
The application fourth aspect embodiment discloses a kind of electronic equipment, comprising: memory, processor and is stored in storage
On device and the computer program that can run on a processor, when the processor executes the computer program, realize as aforementioned
Multi-path equipment radio frequency communication performance test method described in second aspect embodiment.
The 5th aspect embodiment of the application discloses a kind of computer readable storage medium, is stored thereon with computer journey
Sequence realizes that the multi-path equipment radio frequency communication performance as described in aforementioned second aspect embodiment is surveyed when the program is executed by processor
Method for testing.
The additional aspect and advantage of the application will be set forth in part in the description, and will partially become from the following description
It obtains obviously, or recognized by the practice of the application.
Detailed description of the invention
The above-mentioned and/or additional aspect and advantage of the application is from combining in description of the following accompanying drawings to embodiment by change
It obtains obviously and is readily appreciated that, in which:
Fig. 1 is a kind of structural representation of multi-path equipment radio frequency communication performance test macro provided by the embodiment of the present application
Figure；
Fig. 2 is that the structure of another kind multi-path equipment radio frequency communication performance test macro provided by the embodiment of the present application is shown
It is intended to；
Fig. 3 is the structural schematic diagram of the test macro of one specific embodiment of the application；
Fig. 4 is a kind of process signal of multi-path equipment radio frequency communication performance test method provided by the embodiment of the present application
Figure；
Fig. 5 is that the process of another kind multi-path equipment radio frequency communication performance test method provided by the embodiment of the present application is shown
It is intended to；
Fig. 6 is a kind of structural representation of multi-path equipment radio frequency communication performance test device provided by the embodiment of the present application
Figure；
Fig. 7 is that the structure of another kind multi-path equipment radio frequency communication performance test device provided by the embodiment of the present application is shown
It is intended to；And
Fig. 8 is the structural schematic diagram of a kind of electronic equipment provided by the embodiment of the present application.
Specific embodiment
Presently filed embodiment is described below in detail, the example of the embodiment is shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the application, and should not be understood as the limitation to the application.
In the description of the present application, it is to be understood that term " first ", " second " are used for description purposes only, and cannot
It is interpreted as indication or suggestion relative importance or implicitly indicates the quantity of indicated technical characteristic.Define as a result, " the
One ", the feature of " second " can explicitly or implicitly include one or more feature.In the description of the present application
In, the meaning of " plurality " is two or more, unless otherwise specifically defined.
Below with reference to the accompanying drawings the multi-path equipment radio frequency communication performance test macro, test method of the embodiment of the present application are described
And device.
Fig. 1 is a kind of structural representation of multi-path equipment radio frequency communication performance test macro provided by the embodiment of the present application
Figure.
As shown in Figure 1, the multi-path equipment radio frequency communication performance test macro 10 includes: to accompany measurement equipment 110, signal decaying
Equipment 120, N number of power distribution apparatus 130 and test equipment 140, wherein N is the positive integer greater than 1.
As shown in Figure 1, accompanying each radio frequency path of measurement equipment 110 by signal relaxation equipment 120, with a power distribution
First output end of equipment 130 connects.The input terminal of each power distribution apparatus 130 and each radio frequency path of Devices to test connect
It connects.First connecting pin of test equipment 140 is connect with the control terminal of signal relaxation equipment 120, for controlling signal relaxation equipment
120 pad value.Each second connection end of test equipment 140 is connect with the second output terminal of a power distribution apparatus 130,
For testing radio frequency parameter of each radio frequency path of Devices to test 140 under each rate mode.
Wherein, accompanying measurement equipment 110 for example can be network card equipment；Devices to test is multi-pass pipeline equipment, including M radio frequency leads to
Road, M are the positive integer greater than 1；Test equipment may include multiple test equipments and host computer, and the number of test equipment is not less than
The quantity of radio frequency path in Devices to test, multiple test equipments can share clock signal all the way, to realize that MIMO signal is synchronous.
It should be noted that the radio frequency path quantity M of Devices to test, less than or equal to the number of power distribution apparatus 130
N, to ensure that each radio frequency path of Devices to test can be shunted by power distribution apparatus.When M is equal with N, Devices to test
Per radio frequency path all the way, connect with the input terminal of a power distribution apparatus 130；When M is less than N, the road M of Devices to test is penetrated
Frequency access is connect with the input terminal of any M power distribution apparatus 130 in N number of power distribution apparatus 130 respectively.Fig. 1 only with
The number N that the radio frequency path quantity M of Devices to test is equal to power distribution apparatus 130 illustrates the application as example, and
It cannot function as the limitation to the application.
In a kind of possible realization equipment of the embodiment of the present application, accompanying measurement equipment 110 may include L radio frequency path, accompany
The quantity L of radio frequency path in measurement equipment 110, more than or equal to the quantity M of radio frequency path in Devices to test.For example, survey is accompanied to set
Specification for 110 and Devices to test is 3*3MIMO, 4*4MIMO, alternatively, accompanying the specification of measurement equipment 110 is 4*4MIMO, it is to be measured
The specification of equipment is 3*3MIMO, thereby, it is possible to avoid the occurrence of the case where MIMO data traffic is unable to reach highest level, is improved
The accuracy of test result.
In the present embodiment, using accompany measurement equipment 110, signal relaxation equipment 120, N number of power distribution apparatus 130 and test set
Standby 140, multi-path equipment radio frequency communication performance test macro 10 is obtained by serially concatenated, takes full advantage of existing device and skill
Art carries out radio-frequency performance test to MIMO product using multi-path equipment radio frequency communication performance test macro 10, does not need to buy valence
The MIMO test macro of lattice valuableness, also, the multi-path equipment radio frequency communication performance test macro 10 can test different editions
New used equipment there is stronger applicability and compatibility, reduce research and development cost without carrying out software and hardware upgrading.Test is set
The pad value of standby 140 adjustable signal relaxation equipments 120, to realize that the radio-frequency performance under different rates is tested, to realize
The automation control of test macro, improves testing efficiency.
The multi-path equipment radio frequency communication performance test macro of the present embodiment, by accompanying measurement equipment, signal relaxation equipment, N number of
Power distribution apparatus and test equipment composition, wherein each radio frequency path of measurement equipment is accompanied to pass through signal relaxation equipment and one
First output end of power distribution apparatus connects, the input terminal of each power distribution apparatus and each radio frequency path of Devices to test
Connection, the first connecting pin of test equipment is connect with the control terminal of signal relaxation equipment, for controlling declining for signal relaxation equipment
Each second connection end of depreciation, test equipment is connect with the second output terminal of a power distribution apparatus, to be measured for testing
Radio frequency parameter of each radio frequency path of equipment under each rate mode.As a result, by real using existing each separate devices
Test while having showed the multi-path performance to MIMO product, test result are accurate, reliable and at low cost.
Further, in a kind of possible implementation of the embodiment of the present application, as shown in Fig. 2, implementing as shown in Figure 1
On the basis of example, signal relaxation equipment 120 may include: N number of signal attenuator, and the number of N number of signal attenuator successively can be with
For 1,2 ..., N-1 and N.
As shown in Fig. 2, each signal attenuator is connect with the first output end of each power distribution apparatus 130, i.e., one
Signal attenuator is connect with a power distribution apparatus 130, and the signal after shunting is input to by each power distribution apparatus 130
Coupled signal attenuator.
Test equipment 140 is also used to control N number of signal according to the radio frequency path quantity M for including in current Devices to test and decline
Subtract the working condition of device, wherein M is the integer less than or equal to N.
Specifically, when M is less than N, test equipment 140 controls any M signal attenuator work in N number of signal attenuator
Make, controls N-M other signal attenuator and do not work；When M is equal to N, it is equal that test equipment 140 controls N number of signal attenuator
Work.N number of signal attenuator by setting not less than the radio frequency path quantity of Devices to test as a result, it can be ensured that be measured to set
Standby can obtain performance test per radio frequency path all the way, ensure that the integrality of test, improve being applicable in for test macro
Property and flexibility.
In a kind of possible implementation of the embodiment of the present application, test equipment 140 is specifically also used to according to Devices to test
Attribute information, adjust the attenuation of N number of signal attenuator, with test Devices to test under different rates mode radio frequency ginseng
Number.Wherein, the attribute information of Devices to test for example can be wirelessly to assist used by the operating mode of Devices to test, Devices to test
Discuss type, radio frequency path quantity of Devices to test etc..
Since in actual environment, in MIMO mode, there are multipath effect, different radio frequency path institutes for Devices to test work
The space path of process is different, causes its space attenuation amount also different.In order to guarantee the accuracy and authenticity of test, this implementation
In example, the attenuation of adjustable N number of signal attenuator, to test radio frequency parameter of the Devices to test under different rates mode.
As an example, it is assumed that the number of signal attenuator is 4, and declining for each signal attenuator can be stored in advance
Decrement, makes the attenuation of each signal attenuator with the interval 10dB, is incremented to 50dB from 10dB, as shown in table 1, in table 1 only
Show the part attenuation of each signal attenuator.
Table 1
| Signal attenuator 1 | Signal attenuator 2 | Signal attenuator 3 | Signal attenuator 4 | |
| 1 | 10dB | 10dB | 10dB | 10dB |
| 2 | 10dB | 20dB | 10dB | 10dB |
| 3 | 10dB | 10dB | 20dB | 10dB |
| 4 | 10dB | 10dB | 10dB | 20dB |
| 5 | 20dB | 10dB | 10dB | 10dB |
| 6 | 20dB | 20dB | 10dB | 10dB |
| 7 | 20dB | 10dB | 20dB | 10dB |
| 8 | 20dB | 10dB | 10dB | 20dB |
| 9 | 20dB | 20dB | 20dB | 10dB |
| 10 | 20dB | 20dB | 10dB | 20dB |
| 11 | 20dB | 20dB | 20dB | 10dB |
| 12 | 20dB | 20dB | 20dB | 20dB |
During device under test is tested, test equipment 140 is according to permutation and combination shown in table 1, to adjust
The attenuation of each signal attenuator carrys out the radio-frequency performance of Devices to test in simulation test actual environment, obtains Devices to test and exists
Radio frequency parameter under different rates mode.Hereby it is achieved that the attenuation of adjust automatically signal attenuator, realizes test macro
Automation control, improve testing efficiency.
In a kind of possible implementation of the embodiment of the present application, test equipment 140 is also used to according to the every of Devices to test
Radio frequency parameter of a radio frequency path under each rate mode determines target radio frequency access to be adjusted, with targetedly right
Radio frequency path is debugged and is rectified and improved.
As an example, preset threshold can be set for different wireless modes, different performance indicators, for example,
For IEEE 802.11n wireless protocols, the lowest threshold that EVM index can be set is -27dB, if a certain radio frequency path is tested
EVM result be higher than the threshold value, then the radio frequency path, is determined as target radio frequency access to be adjusted, and then right by test crash
Target radio frequency access is debugged and is rectified and improved.Hereby it is achieved that targetedly radio frequency path is debugged and rectified and improved, avoid
In a certain radio frequency path test result exception, all radio frequency paths of device under test are debugged, to save test
Time improves testing efficiency.
The multi-path equipment radio frequency communication performance test macro of the present embodiment is not less than the radio frequency of Devices to test by being arranged
N number of signal attenuator of number of passages M, test equipment control N according to the radio frequency path quantity M for including in current Devices to test
The working condition of a signal attenuator, it can be ensured that Devices to test can obtain performance test per radio frequency path all the way, protect
The integrality for having demonstrate,proved test, improves the applicability and flexibility of test macro.
Fig. 3 is the structural schematic diagram of the test macro of one specific embodiment of the application, wherein test macro includes 4 and penetrates
Frequency division orchestration and 4 programmable attenuators, network card equipment, which serves as, accompanies measurement equipment, and the specification of network card equipment and equipment under test is 4*
4MIMO.As shown in figure 3, the Devices to test of 4*4MIMO has 4 radio frequency paths to be measured, each radio frequency path to be measured is respectively with one
A radio-frequency allotter connection, radio frequency divider shunt the signal of input, and a portion signal is input to and radio frequency point
The signal of the programmable attenuator of orchestration connection, each programmable attenuator output accesses in network card equipment, another part letter
Number access to test equipment.Test macro includes 4 test equipments, and clock reference all the way is shared between each test equipment and is believed
Number, which is issued by test equipment 1, using snap-fit connector (Bayonet Nut Connector,
BNC), it is respectively connected into other 3 test equipments.The test of radio throughput is carried out using host computer (PC1 and PC2), and
The attenuation of programmable attenuator is adjusted, so that Devices to test and network card equipment work are at a different rate, is realized to difference
The test of the radio-frequency performance index of rate.It can be connected by cable between test equipment and PC1, programmable attenuator can lead to
Serial ports is crossed to be linked into PC1.Using the test macro, the automation control of attenuation is realized, testing efficiency is improved.
Corresponding with multi-path equipment radio frequency communication performance test macro described in previous embodiment, the application also proposes one
Kind multi-path equipment radio frequency communication performance test method, the multi-path equipment radio frequency that this method can be applied to previous embodiment are logical
Believe in Performance Test System, to realize that the radio-frequency performance to MIMO product is tested.
Fig. 4 is a kind of process signal of multi-path equipment radio frequency communication performance test method provided by the embodiment of the present application
Figure.
As shown in figure 4, the multi-path equipment radio frequency communication performance test method the following steps are included:
Step 101, according to the attribute information of current electronic equipment to be measured, the application environment letter of electronic equipment to be measured is determined
Breath.
Wherein, attribute information for example can be wirelessly to assist used by the operating mode of electronic equipment to be measured, Devices to test
Discuss type, radio frequency path quantity of Devices to test etc..
In the present embodiment, for electronic equipment to be measured, it can be determined according to the attribute information of current electronic equipment to be measured
The application environment information of electronic equipment to be measured.
For example, electronic equipment to be measured is the router of 4*4, then it can determine that the application environment of the electronic equipment to be measured is room
Interior environment.
Step 102, according to the application environment information of electronic equipment to be measured, the target attenuation of signal relaxation equipment is determined.
In practical application, electronic device works in the mimo mode when, there are multipath effect, in different application environment, no
The space path that same radio frequency path is passed through is different, also different so as to cause its space attenuation amount.In the present embodiment, Ke Yigen
According to the application environment information of electronic equipment to be measured, the target attenuation of signal relaxation equipment is determined, really apply ring to simulate
Border.
As a kind of optional way of realization, the present embodiment determines letter according to the application environment information of tested electronic equipment
The target pad value of number relaxation equipment, can be realized by following formula:
S=32.44+20log10F+20log10d
Wherein, S is target pad value, and F is the working frequency for accompanying measurement equipment, and d is tested electronic equipment and accompanies between measurement equipment
Distance.
Step 103, according to target attenuation, the attenuation of adjustment signal relaxation equipment is existed with obtaining electronic equipment to be measured
Radio frequency parameter under each rate mode.
In the present embodiment, it is determined that after the target attenuation of signal relaxation equipment, can be declined according to identified target
Decrement, the attenuation of adjustment signal relaxation equipment, to obtain radio frequency parameter of the electronic equipment to be measured under each rate mode.
Step 104, the radio frequency parameter according to electronic equipment to be measured under each rate mode, and with electronic equipment to be measured
The distribution coefficient of the power distribution apparatus of radio frequency path connection, determines radio frequency of the electronic equipment to be measured under each rate mode
Energy.
Wherein, the distribution coefficient of power distribution apparatus can be preset by tester.
In actual use, due to the radio frequency parameter that test equipment measures, for the signal distributed according to power distribution apparatus
What power determined, therefore, in the actual radio frequency performance for determining electronic equipment to be measured, need the distribution according to power distribution apparatus
The radio frequency parameter measured is scaled to the radio frequency parameter of electronic equipment radio frequency path output end to be measured by coefficient.
As an example, preset threshold can be set for different wireless modes, different performance indicators, for example,
For IEEE 802.11n wireless protocols, the lowest threshold that EVM index can be set is -27dB, if a certain radio frequency path is tested
EVM result be higher than the threshold value, then test crash.
The multi-path equipment radio frequency communication performance test method of the present embodiment passes through the category according to current electronic equipment to be measured
Property information, determines the application environment information of electronic equipment to be measured, according to the application environment information of electronic equipment to be measured, determines signal
The target attenuation of relaxation equipment, according to target attenuation, the attenuation of adjustment signal relaxation equipment is set with obtaining electronics to be measured
The standby radio frequency parameter under each rate mode, and then the radio frequency parameter according to electronic equipment to be measured under each rate mode,
And the distribution coefficient for the power distribution apparatus being connect with the radio frequency path of electronic equipment to be measured, determine electronic equipment to be measured each
Radio-frequency performance under rate mode.As a result, by realizing the multi-path to MIMO product using existing each separate devices
It is tested while energy, test result is accurate, reliable and at low cost.
It may include N number of signal decaying in signal relaxation equipment in a kind of possible implementation of the embodiment of the present application
Device, wherein N is positive integer.To, as shown in figure 5, the multi-path equipment radio frequency communication performance test method, may include with
Lower step:
Step 201, according to the attribute information of current electronic equipment to be measured, the application environment letter of electronic equipment to be measured is determined
Breath.
Step 202, according to the radio frequency path quantity M for including in electronic equipment to be measured, M is chosen from N number of signal attenuator
A echo signal attenuator, wherein N is greater than or equal to M.
Specifically, when N is equal to M, N number of signal attenuator is target attenuator；It, can be from N number of letter when N is greater than M
M conduct target attenuator of random selection in number attenuator.
Step 203, it according to the application environment information of electronic equipment to be measured, determines that M echo signal attenuator is corresponding and declines
It is reduced combination table.
As an example, when electronic device works to be measured are in MIMO mode, declining for each signal attenuator can be made
Decrement is incremented to 50dB from 10dB using 10dB as interval, carries out permutation and combination to the attenuation of M signal attenuator, obtains M
The corresponding attenuation combination table of echo signal attenuator.
Step 204, according to attenuation combination table, be sequentially adjusted in the attenuation of each echo signal attenuator, with obtain with
Radio frequency parameter of each radio frequency path of each echo signal attenuator connection under different rates mode.
In the present embodiment, it is determined that after attenuation combination table, each attenuation in attenuation combination table can be traversed,
According to each attenuation, it is sequentially adjusted in the attenuation of each echo signal attenuator, to obtain and each echo signal attenuator
Radio frequency parameter of each radio frequency path of connection under different rates mode.
Step 205, the radio frequency parameter according to electronic equipment to be measured under each rate mode, and with electronic equipment to be measured
The distribution coefficient of the power distribution apparatus of radio frequency path connection, determines radio frequency of the electronic equipment to be measured under each rate mode
Energy.
In the present embodiment, description to step 205 may refer to the description in previous embodiment to step 104, herein not
It repeats again.
The multi-path equipment radio frequency communication performance test method of the present embodiment is not less than the radio frequency of Devices to test by being arranged
N number of signal attenuator of number of passages, according to the radio frequency path quantity M for including in electronic equipment to be measured, from N number of signal attenuator
M echo signal attenuator of middle selection, it can be ensured that Devices to test can obtain performance test per radio frequency path all the way, protect
The integrality for having demonstrate,proved test, improves the applicability and flexibility of test macro.
In order to realize above-described embodiment, the application also proposes a kind of multi-path equipment radio frequency communication performance test device.
Fig. 6 is a kind of structural representation of multi-path equipment radio frequency communication performance test device provided by the embodiment of the present application
Figure.
As shown in fig. 6, the multi-path equipment radio frequency communication performance test device 60 includes: scene determining module 610, decaying
Measure determining module 620, adjustment module 630 and test module 640.
Wherein, scene determining module 610 determines electronics to be measured for the attribute information according to current electronic equipment to be measured
The application environment information of equipment.
Attenuation determining module 620 determines signal relaxation equipment for the application environment information according to electronic equipment to be measured
Target attenuation.
Module 630 is adjusted, for according to target attenuation, the attenuation of adjustment signal relaxation equipment, to obtain electricity to be measured
Radio frequency parameter of the sub- equipment under each rate mode.
Test module 640, for the radio frequency parameter according to electronic equipment to be measured under each rate mode, and with electricity to be measured
The distribution coefficient of the power distribution apparatus of the radio frequency path connection of sub- equipment, determines electronic equipment to be measured under each rate mode
Radio-frequency performance.
It further, include N number of signal in signal relaxation equipment in a kind of possible implementation of the embodiment of the present application
Attenuator, wherein N is positive integer, thus, as shown in fig. 7, the multi-pass pipeline equipment is penetrated on the basis of embodiment as shown in Figure 6
Frequency communication performance test device 60 further include:
Selecting module 600, for according to the radio frequency path quantity M for including in electronic equipment to be measured, from N number of signal attenuator
M echo signal attenuator of middle selection, wherein N is greater than or equal to M.
In the present embodiment, attenuation determining module 620 is specifically used for determining the corresponding attenuation of M echo signal attenuator
Combination table.Module 630 is adjusted to be specifically used for being sequentially adjusted in the decaying of each echo signal attenuator according to attenuation combination table
Amount, to obtain radio frequency parameter of each radio frequency path connecting with each echo signal attenuator under different rates mode.
By the way that N number of signal attenuator of the radio frequency path quantity not less than Devices to test is arranged, according to electronic equipment to be measured
In include radio frequency path quantity M, from N number of signal attenuator choose M echo signal attenuator, it can be ensured that Devices to test
Can obtain performance test per radio frequency path all the way, ensure that the integrality of test, improve the applicability of test macro
And flexibility.
It should be noted that the aforementioned explanation to multi-path equipment radio frequency communication performance test method embodiment is also fitted
For the multi-path equipment radio frequency communication performance test device of the embodiment, realization principle is similar, and details are not described herein again.
The multi-path equipment radio frequency communication performance test device of the embodiment of the present application, by according to current electronic equipment to be measured
Attribute information, determine the application environment information of electronic equipment to be measured, according to the application environment information of electronic equipment to be measured, determine
The target attenuation of signal relaxation equipment, according to target attenuation, the attenuation of adjustment signal relaxation equipment, to obtain electricity to be measured
Radio frequency parameter of the sub- equipment under each rate mode, and then joined according to radio frequency of the electronic equipment to be measured under each rate mode
It counts, and the distribution coefficient for the power distribution apparatus being connect with the radio frequency path of electronic equipment to be measured, determines that electronic equipment to be measured exists
Radio-frequency performance under each rate mode.As a result, by realizing the multi-pass to MIMO product using existing each separate devices
It is tested while the performance of road, test result is accurate, reliable and at low cost.
In order to realize above-described embodiment, the application also proposes a kind of electronic equipment.
Fig. 8 is the structural schematic diagram of a kind of electronic equipment provided by the embodiment of the present application.
The electronic equipment that Fig. 8 is shown is only an example, should not function and use scope band to the embodiment of the present application
Carry out any restrictions.
As shown in figure 8, above-mentioned electronic equipment 200 includes: memory 210, processor 220 and is stored on memory 210
And the computer program that can be run on processor 220, when the processor 220 executes described program, to realize such as aforementioned reality
Apply multi-path equipment radio frequency communication performance test method described in example.
In a kind of optional way of realization, as shown in figure 8, the electronic equipment 200 can also include: memory 210 and
Processor 220, connects the bus 230 of different components (including memory 210 and processor 220), and memory 210 is stored with calculating
Machine program realizes multi-path equipment radio frequency communication performance described in the embodiment of the present application when processor 220 executes described program
Test method.
Bus 230 indicates one of a few class bus structures or a variety of, including memory bus or Memory Controller,
Peripheral bus, graphics acceleration port, processor or the local bus using any bus structures in a variety of bus structures.It lifts
For example, these architectures include but is not limited to industry standard architecture (ISA) bus, microchannel architecture (MAC)
Bus, enhanced isa bus, Video Electronics Standards Association (VESA) local bus and peripheral component interconnection (PCI) bus.
Electronic equipment 200 typically comprises a variety of computer equipment readable mediums.These media can be it is any can be by
The usable medium that electronic equipment 200 accesses, including volatile and non-volatile media, moveable and immovable medium.
Memory 210 can also include the computer system readable media of form of volatile memory, such as arbitrary access
Memory (RAM) 240 and/or cache memory 250.Electronic equipment 200 may further include that other are removable/and it can not
Mobile, volatile/non-volatile computer system storage medium.Only as an example, storage system 260 can be used for reading and writing not
Movably, non-volatile magnetic media (Fig. 8 do not show, commonly referred to as " hard disk drive ").It, can be with although being not shown in Fig. 8
The disc driver for reading and writing to removable non-volatile magnetic disk (such as " floppy disk ") is provided, and non-volatile to moving
The CD drive of CD (such as CD-ROM, DVD-ROM or other optical mediums) read-write.In these cases, each driving
Device can be connected by one or more data media interfaces with bus 230.Memory 210 may include at least one program
Product, the program product have one group of (for example, at least one) program module, these program modules are configured to perform the application
The function of each embodiment.
Program/utility 280 with one group of (at least one) program module 270, can store in such as memory
In 210, such program module 270 include --- but being not limited to --- operating system, one or more application program, other
It may include the realization of network environment in program module and program data, each of these examples or certain combination.Journey
Sequence module 270 usually executes function and/or method in embodiments described herein.
Electronic equipment 200 can also be with one or more external equipments 290 (such as keyboard, sensing equipment, display 291
Deng) communication, can also be enabled a user to one or more equipment interact with the electronic equipment 200 communicate, and/or with make
The electronic equipment 200 can calculate any equipment that equipment be communicated (such as network interface card, modem with one or more other
Etc.) communication.This communication can be carried out by input/output (I/O) interface 292.Also, electronic equipment 200 can also lead to
Cross network adapter 293 and one or more network (such as local area network (LAN), wide area network (WAN) and/or public network, example
Such as internet) communication.As shown in figure 8, network adapter 293 is communicated by bus 230 with other modules of electronic equipment 200.
It should be understood that electronic equipment 200 can be combined using other hardware and/or software module although being not shown in Fig. 8, including but
Be not limited to: microcode, device driver, redundant processing unit, external disk drive array, RAID system, tape drive with
And data backup storage system etc..
The electronic equipment of the present embodiment, processor is by executing the computer program stored in memory, to realize multi-pass
Pipeline equipment radio communication performance test methods, thus by realizing the multi-pass to MIMO product using existing each separate devices
It is tested while the performance of road, test result is accurate, reliable and at low cost.
The embodiment of the present application also proposed a kind of computer readable storage medium, be stored thereon with computer program, when this
It realizes when program is executed by processor such as the multi-path equipment radio frequency communication performance test method in previous embodiment.
In a kind of optional way of realization, the present embodiment can be using any group of one or more computer-readable media
It closes.Computer-readable medium can be computer-readable signal media or computer readable storage medium.It is computer-readable to deposit
Storage media for example may be-but not limited to-system, device or the device of electricity, magnetic, optical, electromagnetic, infrared ray or semiconductor
Part, or any above combination.The more specific example (non exhaustive list) of computer readable storage medium includes: to have
The electrical connection of one or more conducting wires, portable computer diskette, hard disk, random access memory (RAM), read-only memory
(ROM), erasable programmable read only memory (EPROM or flash memory), optical fiber, portable compact disc read-only memory (CD-
ROM), light storage device, magnetic memory device or above-mentioned any appropriate combination.In this document, computer-readable storage
Medium can be any tangible medium for including or store program, which can be commanded execution system, device or device
Using or it is in connection.
Computer-readable signal media may include in a base band or as carrier wave a part propagate data-signal,
Wherein carry computer-readable program code.The data-signal of this propagation can take various forms, including --- but
It is not limited to --- electromagnetic signal, optical signal or above-mentioned any appropriate combination.Computer-readable signal media can also be
Any computer-readable medium other than computer readable storage medium, which can send, propagate or
Transmission is for by the use of instruction execution system, device or device or program in connection.
The program code for including on computer-readable medium can transmit with any suitable medium, including --- but it is unlimited
In --- wireless, electric wire, optical cable, RF etc. or above-mentioned any appropriate combination.
Can with one or more programming languages or combinations thereof come write for execute the application operation computer
Program code, described program design language include object oriented program language-such as Java, Smalltalk, C++,
It further include conventional procedural programming language-such as " C " language or similar programming language.Program code can be with
It fully executes, partly execute on the user computer on the user computer, being executed as an independent software package, portion
Divide and partially executes or executed on a remote computer or server completely on the remote computer on the user computer.?
Be related in the situation of remote computer, remote computer can pass through the network of any kind --- including local area network (LAN) or
Wide area network (WAN)-be connected to subscriber computer, or, it may be connected to outer computer (such as mentioned using Internet service
It is connected for quotient by internet).
The computer readable storage medium of the application embodiment, it is settable in the electronic device, by execute deposit thereon
The multi-path equipment radio frequency communication performance test method of storage, to be produced by being realized using existing each separate devices to MIMO
It is tested while the multi-path performance of product, test result is accurate, reliable and at low cost.
The embodiment of the present application also proposed a kind of computer program product, when the instruction in computer program product is by handling
When device executes, multi-path equipment radio frequency communication performance test method as in the foregoing embodiment is executed.
In the description of this specification, reference term " embodiment ", " certain embodiments ", " schematically implementation
The description of mode ", " example ", " specific example " or " some examples " etc. means embodiment or example is combined to describe specific
Feature, structure, material or feature are contained at least one embodiment or example of the application.In the present specification, right
The schematic representation of above-mentioned term is not necessarily referring to identical embodiment or example.Moreover, the specific features of description, knot
Structure, material or feature can be combined in any suitable manner in any one or more embodiments or example.
While there has been shown and described that presently filed embodiment, it will be understood by those skilled in the art that:
These embodiments can be carried out with a variety of variations, modification, replacement in the case where not departing from the principle and objective of the application and become
Type, scope of the present application are defined by the claims and their equivalents.
Claims (11)
1. a kind of multi-path equipment radio frequency communication performance test macro characterized by comprising measurement equipment, signal decaying is accompanied to set
Standby, N number of power distribution apparatus and test equipment, wherein N is the positive integer greater than 1；
The each radio frequency path for accompanying measurement equipment is defeated with the first of a power distribution apparatus by the signal relaxation equipment
Outlet connection；
The input terminal of each power distribution apparatus and each radio frequency path of Devices to test connect；
First connecting pin of the test equipment is connect with the control terminal of the signal relaxation equipment, is declined for controlling the signal
Reduce standby pad value；
Each second connection end of the test equipment is connect with the second output terminal of a power distribution apparatus, for testing
State radio frequency parameter of each radio frequency path of Devices to test under each rate mode.
2. test macro as described in claim 1, which is characterized in that the quantity L for accompanying the radio frequency path in measurement equipment, greatly
In or equal in Devices to test radio frequency path quantity M.
3. test macro as described in claim 1, which is characterized in that the signal relaxation equipment, comprising: N number of signal decaying
Device；
Each signal attenuator is connect with the first output end of each power distribution apparatus；
The test equipment is also used to control N number of signal according to the radio frequency path quantity M for including in current Devices to test
The working condition of attenuator, wherein M is the integer less than or equal to N.
4. test macro as claimed in claim 3, which is characterized in that
The test equipment adjusts the decaying of N number of signal attenuator specifically for the attribute information according to the Devices to test
Amount, to test radio frequency parameter of the Devices to test under different rates mode.
5. test macro according to any one of claims 1-4, which is characterized in that the test equipment, be also used to according to
Radio frequency parameter of each radio frequency path of measurement equipment under each rate mode, determines target radio frequency access to be adjusted.
6. a kind of multi-path equipment radio frequency communication performance test method characterized by comprising
According to the attribute information of current electronic equipment to be measured, the application environment information of the electronic equipment to be measured is determined；
According to the application environment information of the electronic equipment to be measured, the target attenuation of signal relaxation equipment is determined；
According to the target attenuation, the attenuation of the signal relaxation equipment is adjusted, is existed with obtaining the electronic equipment to be measured
Radio frequency parameter under each rate mode；
According to radio frequency parameter of the electronic equipment to be measured under each rate mode, and the radio frequency with the electronic equipment to be measured
The distribution coefficient of the power distribution apparatus of access connection, determines radio frequency of the electronic equipment to be measured under each rate mode
Energy.
7. method as claimed in claim 6, which is characterized in that it include N number of signal attenuator in the signal relaxation equipment,
In, N is positive integer；
The method also includes:
According to the radio frequency path quantity M for including in the electronic equipment to be measured, M mesh is chosen from N number of signal attenuator
Mark signal attenuator, wherein N is greater than or equal to M.
8. the method for claim 7, which is characterized in that the target attenuation of the determining signal relaxation equipment, comprising:
Determine the corresponding attenuation combination table of M echo signal attenuator；
The radio frequency parameter that the electronic equipment to be measured is obtained under each test pattern, comprising:
According to the attenuation combination table, it is sequentially adjusted in the attenuation of each echo signal attenuator, to obtain and each target
Radio frequency parameter of each radio frequency path of signal attenuator connection under different rates mode.
9. a kind of multi-path equipment radio frequency communication performance test device characterized by comprising
Scene determining module determines answering for the electronic equipment to be measured for the attribute information according to current electronic equipment to be measured
Use environmental information；
Attenuation determining module determines signal relaxation equipment for the application environment information according to the electronic equipment to be measured
Target attenuation；
Adjust module, for according to the target attenuation, adjust the attenuation of the signal relaxation equipment, with obtain it is described to
Survey radio frequency parameter of the electronic equipment under each rate mode；
Test module, for the radio frequency parameter according to the electronic equipment to be measured under each rate mode, and with it is described to be measured
The distribution coefficient of the power distribution apparatus of the radio frequency path connection of electronic equipment, determines the electronic equipment to be measured in each rate
Radio-frequency performance under mode.
10. a kind of electronic equipment characterized by comprising memory, processor and storage are on a memory and can be in processor
The computer program of upper operation when the processor executes the computer program, is realized such as any one of claim 6-8 institute
The multi-path equipment radio frequency communication performance test method stated.
11. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the program is by processor
The multi-path equipment radio frequency communication performance test method as described in any one of claim 6-8 is realized when execution.
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Application publication date: 20181214 |