CN109526054A - A kind of air interference source detecting system and detection method - Google Patents
A kind of air interference source detecting system and detection method Download PDFInfo
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- CN109526054A CN109526054A CN201811296574.2A CN201811296574A CN109526054A CN 109526054 A CN109526054 A CN 109526054A CN 201811296574 A CN201811296574 A CN 201811296574A CN 109526054 A CN109526054 A CN 109526054A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
- H04W64/006—Locating users or terminals or network equipment for network management purposes, e.g. mobility management with additional information processing, e.g. for direction or speed determination
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
- H04B17/336—Signal-to-interference ratio [SIR] or carrier-to-interference ratio [CIR]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
- H04B17/345—Interference values
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- Electromagnetism (AREA)
- Mobile Radio Communication Systems (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
Abstract
The embodiment of the present application provides a kind of air interference source detecting system and method, wherein, air interference source detecting system includes Devices to test, accompany measurement equipment, first display device, programmable attenuator, antenna and noise analyzer, measurement equipment is accompanied to connect with described in described programmable attenuator one end, the other end is connect with the Devices to test, described antenna one end is connect with the noise analyzer, the other end is connect with the Devices to test, the Devices to test is connect with first display device, first display device is used to show the carrier-to-noise ratio of the Devices to test, the noise analyzer is used to show the signal strength of Devices to test.The speed for finding air interference source can be improved in the embodiment of the present application.
Description
Technical field
This application involves aerial signal transmission technique field, in particular to a kind of air interference source detecting system and detection side
Method.
Background technique
With the development of society, electronic equipment has been widely used in people's lives.
Being continuously increased with wireless product functional module in electronic equipment, interfering with each other between module seriously restrict
The wireless performance of product, therefore interference problem evades and solves to play increasingly in the development process of nowadays wireless product
Important role.
Summary of the invention
The embodiment of the present application provides a kind of air interference source detecting system and detection method, wireless with finding for faster speed
The interference source of equipment.
A kind of air interference source detecting system, comprising: Devices to test accompanies the first display device of measurement equipment, programmable decaying
Device, antenna and noise analyzer, described programmable attenuator one end with it is described accompany measurement equipment to connect, the other end with it is described to be measured
Equipment connection, described antenna one end connect with the noise analyzer, and the other end is connect with the Devices to test, described to be measured to set
Standby to connect with first display device, first display device is used to show the carrier-to-noise ratio of the Devices to test, described to make an uproar
Sound analyzer is used to show the signal strength of Devices to test.
The embodiment of the present application also provides a kind of air interference source detection method, includes the following steps:
By Devices to test with accompany measurement equipment to connect by programmable attenuator；
The Devices to test is connect with the first display device；
Antenna one end is connect with noise analyzer, the other end is connect with the Devices to test；
It is detected using antenna device under test to obtain the carrier-to-noise ratio and institute that first display device is shown
The signal strength or weakness for stating noise analyzer determines Devices to test air interference source according to the carrier-to-noise ratio and the signal strength
Position.
A kind of air interference source detecting system and detection method provided by the embodiments of the present application.It will be in the embodiment of the present application
Measurement equipment accompanies measurement equipment, the first display device, programmable attenuator, antenna and noise analyzer to form a detection system,
The detection system can simulate actual user's usage scenario, strong by the variation of observation carrier-to-noise ratio and the signal of noise analyzer
Degree two indices carry out the specific location in location interference source, improve the accuracy and efficiency of the position in location interference source.
Detailed description of the invention
In order to more clearly explain the technical solutions in the embodiments of the present application, make required in being described below to embodiment
Attached drawing is briefly described.It should be evident that the drawings in the following description are only some examples of the present application, for
For those skilled in the art, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is first structural block diagram in the detection system in air interference source provided by the embodiments of the present application.
Fig. 2 is second structural block diagram in the detection system in air interference source provided by the embodiments of the present application.
Fig. 3 is the third structural block diagram in the detection system in air interference source provided by the embodiments of the present application.
Fig. 4 is the flow diagram in the detection method in air interference source provided by the embodiments of the present application.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete
Site preparation description.Obviously, described embodiments are only a part of embodiments of the present application, instead of all the embodiments.It is based on
Embodiment in the application, those skilled in the art's every other implementation obtained without creative efforts
Example, shall fall in the protection scope of this application.
The embodiment of the present application provides a kind of air interference source detecting system 100 and detection method, described wireless individually below
Interference source detecting system 100 and detection method are described in detail.
Many radio function modules are generally included in wireless product, as wireless product needs increased function increasingly
It is more, it be easy to cause between each radio function module and interferes with each other, to influence the wireless performance of wireless product.How to solve wireless
Interference problem between functional module, key are air interference sources in product of finding.
In order to find the air interference source in product, in the related technology, a kind of detection in air interference source is provided
Method, the method be exactly in the wireless product that will be provided air interference source position that may be present directly pass through frequency spectrograph 101
It is tested, position of interference source is judged according to the signal strength on frequency spectrograph 101.In addition, it can also be by will be wireless
Antenna 50 in product is directly connect with frequency spectrograph 101, thus observation in the operating condition whether be wireless product antenna 50
The interference of introducing.
In the above method, the judgment criteria of only one dimension of the position in air interference source is judged, it is strong for some signals
It spends biggish doubtful interference signal but the signal that will not influence the work of actual product normal wireless will cause erroneous judgement, simultaneously
The interference source which is affected to user experience can not be effectively identified, the efficiency for finding interference source is caused to reduce.
Refering to Figure 1, wherein, the embodiment of the present application provides a kind of air interference source detecting system 100.Described one kind
Air interference source detecting system 100 include Devices to test 10, accompany 20 first display device 30 of measurement equipment, programmable attenuator 40,
Antenna 50 and noise analyzer 60.Described 40 one end of programmable attenuator with it is described accompany measurement equipment 20 to connect, the other end and institute
State the connection of Devices to test 10.Described 50 one end of antenna is connect with the noise analyzer 60, the other end and the Devices to test 10
Connection.The Devices to test 10 is connect with first display device 30.First display device 30 for show it is described to
The carrier-to-noise ratio of measurement equipment 10.The noise analyzer 60 is used to show the signal strength of Devices to test 10.
Wherein, the Devices to test 10, accompany measurement equipment 20, programmable attenuator 40, antenna 50 and noise analyzer 60
It can be attached by RF coaxial line.First display device 30 accompanies measurement equipment 20 to be connected by cable with described
It connects.It is understood that the Devices to test 10, accompanying 20 programmable attenuator 40 of measurement equipment, antenna 50 and noise analyzer
Connection type between 60 is not limited to this.It is excessively repeated here, not doing.
It should be noted that the Devices to test 10 can be electronic equipment, the electronic equipment can be smart phone,
The equipment such as tablet computer can also be game station, AR (Augmented Reality, augmented reality) equipment, automobile, data
Storage device, audio playing apparatus, video play device, notebook, Desktop computing device etc..
Since the essence of air interference is that interference signal is overlapped mutually with normal signal, so that the load for changing signal is made an uproar
Than causing receiver not demodulate normally.Simultaneously because the strong and weak use for wireless product under different rates mode of interference
Family experience influences to be not quite similar.By in Devices to test 10 and accompanying programmable decline being arranged between measurement equipment 20 in the embodiment of the present application
Subtract device 40, control programmable attenuator 40, allows wireless product work in different rates mode, its nothing under different rate modes
Line handling capacity is different, to simulate actual user's usage scenario.It is identified, is looked for for the interference under different rates mode
The interference source of user experience is really influenced out.Furthermore detected with interference source of the antenna 50 to wireless product, it would be possible to exist
Space radiation interference signals be introduced into noise analyzer 60, with noise analyzer 60 observe noise signal strength, when at certain
Radio throughput and carrier-to-noise ratio occur under the kind common rate mode of user decreased significantly, while go out in noise analyzer 60
When the case where existing noise signal becomes larger, it can judge the position for the position of interference source, and it is huge on user experience influence, adopt
With this kind of scheme can quick detection go out the interference source that is affected to product actual working state, effectively identify to user's body
The interference source being affected is tested, and is targetedly solved and is improved.
Wherein, the air interference source detecting system 100 further includes the first power splitter 70, the second power splitter 80 and second
Display device 90.The noise analyzer 60 and the antenna 50 are connect with first power splitter 70, first power splitter
70 connect with the second power splitter 80.Described second power splitter, 80 one end connect with the programmable attenuator 40, the other end and institute
It states and measurement equipment 20 is accompanied to connect, second display device 90 accompanies measurement equipment 20 to connect with described.
It should be noted that the first display device 30 and second display device 90 can be computer, the second display
Device 90 can be used to control the attenuation of programmable attenuator 40.Certain first display device 30 and the second display device 90
It is without being limited thereto, here, not doing excessive restriction.
Referring to Fig. 2, wherein, the air interference source detecting system 100 further includes the first screening arrangement 102 and the second screen
Cover device 103.The secondary shielding device 103 is arranged in the first screening arrangement 102.It is put in first screening arrangement 102
It is equipped with first display device 30, Devices to test 10, antenna 50, the first power splitter 70, the second power splitter 80 and noise point
Analyzer 60.It is placed with second display device 90 in the secondary shielding device 103, accompanies measurement equipment 20 and programmable decaying
Device 40.
It should be noted that the volume of first screening arrangement 102 is larger, such as a shielding house.Second screen
Cover small volume of the volume with respect to the first screening arrangement 102 of device 103.For example, shielded box.The secondary shielding device 103
It can be placed in first screening arrangement 102.
Devices to test 10 is placed in the first screening arrangement 102, while measurement equipment 20 will be accompanied to be placed in secondary shielding device 103
In, it can be revealed in this way to avoid signal, influence to judge.
Wherein, the antenna 50 can be loop aerial 50.It should be noted that the common volume of loop aerial 50 compared with
It is small, relatively it is suitble to detect the electronic equipment of small volume, for example, detecting mobile phone.It can using loop aerial 50
So that the position of detection is more accurate.Meanwhile because loop aerial 50 is connected to the first function point with noise analyzer 60 together
Device 70, first power splitter 70 are connect with the second power splitter 80, described second power splitter, 80 one end and the programmable decaying
The connection of device 40, the other end accompany measurement equipment 20 to connect with described, and second display device 90 accompanies measurement equipment 20 to connect with described.
Loop coil is by there may be space radiation interference signals to accompany the wireless signal instrument of measurement equipment 20 to draw together in product
Enter into Devices to test 10, allow and accompany measurement equipment 20 and Devices to test 10 while running, to obtain accompanying measurement equipment 20 and to be measured set
Standby 10 radio throughput, the actual working condition of analog equipment control programmable attenuator 40, allow wireless product work not
Same rate mode, its radio throughput is different under different rate modes.Simultaneously with loop aerial 50 to the interference source of product
It is detected, it would be possible to which existing space radiation interference signals are introduced into noise analyzer 60 by power splitter, with noise point
The observation of analyzer 60 is by the energy size of noise signal, when there is radio throughput and load under the common rate mode of certain user
When making an uproar than decreased significantly, while the case where noise signal becomes larger occur in noise analyzer 60, it can judge the position
For the position of interference source, and user experience is influenced it is huge, using this kind of scheme can quick detection go out to product real work
The interference source that state is affected effectively identifies the interference source being affected to user experience, and is targetedly solved
Certainly and improve.
Referring to Fig. 3, wherein, the air interference source detecting system 100 further includes frequency spectrograph 101, the frequency spectrograph 101
It is connect with the Devices to test 10, the frequency spectrograph 101 is used to detect the frequency point and intensity of the interference source.When judging the speed
Influence situation of the interference for user experience under rate mode, after detecting position of interference source, then it is dry to the position with frequency spectrograph 101
The frequency point and intensity for disturbing source are observed, and then are solved subsequent interference problem and solved.
In the embodiment of the present application, a kind of air interference source detecting system 100 is provided.A kind of air interference source detection system
System 100 includes Devices to test 10, accompanies 20 first display device 30 of measurement equipment, programmable attenuator 40, antenna 50 and noise point
Analyzer 60.Described 40 one end of programmable attenuator with it is described accompany measurement equipment 20 to connect, the other end is connect with the Devices to test 10.
Described 50 one end of antenna is connect with the noise analyzer 60, and the other end is connect with the Devices to test 10.The Devices to test
10 connect with first display device 30.First display device 30 is used to show the carrier-to-noise ratio of the Devices to test 10.
The noise analyzer 60 is used to show the signal strength of Devices to test 10.By introducing load of the product under actual working state
Make an uproar ratio, changed using programmable attenuator 40 Devices to test 10 without line rate, simulate actual user's usage scenario, simultaneously
Noise analyzer 60 is introduced, it is dry to position by the variation of observation carrier-to-noise ratio and the signal strength two indices of noise analyzer 60
The specific location in source is disturbed, the accuracy and efficiency of the position in location interference source are improved.
Referring to Fig. 4, the embodiment of the present application also provides a kind of air interference source detection method, include the following steps:
101, by Devices to test 10 and measurement equipment 20 is accompanied to connect by programmable attenuator 40.
By in Devices to test 10 and accompanying between measurement equipment 20 setting programmable attenuator 40, control in the embodiment of the present application
Programmable attenuator 40 allows wireless product work in different rates mode, its radio throughput is not under different rate modes
Together, to simulate actual user's usage scenario.It is identified for the interference under different rates mode, finds out real influence
The interference source of user experience.
102, the Devices to test 10 is connect with the first display device 30.
It should be noted that first display device 30 is used to show the carrier-to-noise ratio of the Devices to test 10.Pass through sight
It examines in the first display device 30, whether carrier-to-noise ratio has the case where unexpected decline, that is, can determine whether that the position is the position of interference source.
103,50 one end of antenna is connect with noise analyzer 60, the other end is connect with the Devices to test 10.
It should be noted that by antenna 50 by there may be space radiation interference signals to accompany measurement equipment 20 together in product
Wireless signal instrument is introduced into Devices to test 10, allows and measurement equipment 20 and Devices to test 10 is accompanied to run radio throughput, analog equipment
Actual working condition.
104, it is detected using 50 device under test 10 of antenna to obtain the load that first display device 30 is shown
Make an uproar than and the noise analyzer 60 signal strength or weakness, described to be measured set is determined according to the carrier-to-noise ratio and the signal strength
The position in standby 10 air interference sources.
In the application, by introducing carrier-to-noise ratio of the product under actual working state, changed using programmable attenuator 40
Become Devices to test 10 without line rate, simulate actual user's usage scenario, while introducing noise analyzer 60, pass through observation carry
It makes an uproar the variation of ratio and the signal strength two indices of noise analyzer 60 carrys out the specific location in location interference source, improve location interference
The accuracy and efficiency of the position in source.
105, noise analyzer 60 is connect with the antenna 50 with the first power splitter 70, by first power splitter 70 with
The connection of second power splitter 80.
106, described second power splitter, 80 one end is connect with the programmable attenuator 40, the other end to be measured is set with described
Standby 10 connection.
107, by first display device 30, Devices to test 10, antenna 50, the first power splitter 70, the second power splitter 80
And 60 house of noise analyzer is in the first screening arrangement 102.
108, by second display device 90, accompany measurement equipment 20 and 40 house of programmable attenuator secondary shielding fill
It sets in 103.
It should be noted that the volume of first screening arrangement 102 is larger, such as a shielding house.Second screen
Cover small volume of the volume with respect to the first screening arrangement 102 of device 103.For example, shielded box.The secondary shielding device 103
It can be placed in first screening arrangement 102.
Devices to test 10 is placed in the first screening arrangement 102, while measurement equipment 20 will be accompanied to be placed in secondary shielding device 103
In, it can be revealed in this way to avoid signal, influence to judge.
109, the Devices to test 10 is connect with frequency spectrograph 101, when the interference source position for detecting the Devices to test 10
It sets, the frequency point and intensity of the interference source is detected using the frequency spectrograph 101.
In the embodiment of the present application, when judging influence situation of the interference for user experience under the rate mode, detect
It after position of interference source, then is observed with frequency point and intensity of the frequency spectrograph 101 to the Position disturbance source, and then solved subsequent dry
Disturb Resolving probiems
Air interference source detecting system provided by the embodiments of the present application and method are described in detail above.Herein
Applying specific case, the principle and implementation of this application are described, and the explanation of above example is only intended to help
Understand the application.Meanwhile for those skilled in the art, according to the thought of the application, in specific embodiment and using model
Place that there will be changes, in conclusion the contents of this specification should not be construed as limiting the present application.
Claims (10)
1. a kind of air interference source detecting system characterized by comprising Devices to test, accompany measurement equipment, the first display device,
Programmable attenuator, antenna and noise analyzer, described programmable attenuator one end with it is described accompany measurement equipment to connect, the other end
It being connect with the Devices to test, described antenna one end is connect with the noise analyzer, and the other end is connect with the Devices to test,
The Devices to test is connect with first display device, and first display device is for showing that the load of the Devices to test is made an uproar
Than the noise analyzer is used to show the signal strength of the Devices to test.
2. air interference source detecting system according to claim 1, which is characterized in that further include the first power splitter, second
Power splitter and the second display device, the noise analyzer and the antenna are connect with first power splitter, and described first
Power splitter is connect with the second power splitter, second power splitter one end connect with the programmable attenuator, the other end with it is described
Devices to test connection, second display device accompany measurement equipment to connect with described.
3. air interference source detecting system according to claim 2, which is characterized in that further include the first screening arrangement and
Two screening arrangements, the secondary shielding device are arranged in first screening arrangement, are placed in first screening arrangement
First display device, Devices to test, antenna, the first power splitter, the second power splitter and noise analyzer, second screen
It covers and is placed with second display device in device, accompanies measurement equipment and programmable attenuator.
4. air interference source detecting system according to any one of claims 1 to 3, which is characterized in that the antenna is ring
Shape antenna.
5. air interference source detecting system according to claim 4, which is characterized in that it further include frequency spectrograph, the frequency spectrum
Instrument is connect with the Devices to test, and the frequency spectrograph is used to detect the frequency point and intensity in the air interference source.
6. a kind of air interference source detection method, which comprises the steps of:
By Devices to test with accompany measurement equipment to connect by programmable attenuator；
The Devices to test is connect with the first display device；
Antenna one end is connect with noise analyzer, the other end is connect with the Devices to test；
It is detected using antenna device under test to obtain carrier-to-noise ratio that first display device is shown and described make an uproar
The signal strength or weakness of sound analyzer determines the position in Devices to test air interference source according to the carrier-to-noise ratio and the signal strength
It sets.
7. air interference source detection method according to claim 6, which is characterized in that further comprise the steps of:
Noise analyzer is connect with the antenna with the first power splitter, first power splitter is connect with the second power splitter；
Second power splitter one end is connect with the programmable attenuator, the other end is connect with the Devices to test.
8. air interference source detection method according to claim 7, which is characterized in that further comprise the steps of:
By first display device, Devices to test, antenna, the first power splitter, the second power splitter and noise analyzer house
In the first screening arrangement；
By second display device, measurement equipment and programmable attenuator is accompanied to be placed in secondary shielding device；
Secondary shielding device is arranged in the secondary shielding device.
9. according to the described in any item air interference source detection methods of claim 6 to 8, which is characterized in that the antenna is ring
Shape antenna.
10. air interference source detection method according to claim 9, which is characterized in that
The Devices to test is connect with frequency spectrograph, when the position of interference source for detecting the Devices to test, uses the frequency spectrum
Instrument detects the frequency point and intensity of the interference source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811296574.2A CN109526054B (en) | 2018-11-01 | 2018-11-01 | Wireless interference source detection system and detection method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811296574.2A CN109526054B (en) | 2018-11-01 | 2018-11-01 | Wireless interference source detection system and detection method |
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| CN109526054A true CN109526054A (en) | 2019-03-26 |
| CN109526054B CN109526054B (en) | 2021-05-25 |
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| CN201811296574.2A Active CN109526054B (en) | 2018-11-01 | 2018-11-01 | Wireless interference source detection system and detection method |
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| Publication number | Publication date |
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| CN109526054B (en) | 2021-05-25 |
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