CN208999560U - A kind of DFS test macro - Google Patents
A kind of DFS test macro Download PDFInfo
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- CN208999560U CN208999560U CN201821621366.0U CN201821621366U CN208999560U CN 208999560 U CN208999560 U CN 208999560U CN 201821621366 U CN201821621366 U CN 201821621366U CN 208999560 U CN208999560 U CN 208999560U
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- power splitter
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- attenuator
- signal generator
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Abstract
A kind of DFS test macro, the first power splitter include the first port that the same end is arranged in, second port, further include the third port that the other end is arranged in；Second power splitter includes the 4th port that the same end is arranged in, fifth port, further includes the 6th port that the other end is arranged in；WIFI class product is connect with the first port of the first power splitter, and the third port of the first power splitter is connect with the 6th port of the second power splitter, and the 4th port of the second power splitter and one end of attenuator connect, and the other end of attenuator is connect with ancillary equipment；The second port of first power splitter is connect with spectrum analyzer, and the fifth port of the second power splitter is connect with signal generator.The DFS test macro of the utility model design, it is primarily directed to WIFI class product, apply radar signal to it by signal generator, cooperates signal and radar signal waveform of the communication state of ancillary equipment and spectrum analyzer observation product etc., guarantee the reliability of test result.
Description
Technical field
The utility model relates to a kind of DFS test macros.
Background technique
DFS(Dynamic Frequency Selection) dynamic frequency selection is a kind of for the wireless office of dynamic select
The method and system of communication channel in domain net (WLAN) between access point (AP) and multiple mobile terminals (MT).This method has
Following steps :(a) measure the channel quality of multiple frequency channels；(b) believe from the multiple MT to the AP report candidate
Road, the received signal strength indicator (RSSI) including measured all channels；(c) institute is chosen according to the channel quality reporting
One of channel is stated, for the communication between the AP and the multiple MT.
Currently, our common WIFI class products often will appear signal problem, some problems may be because of equipment sheet
The problem of body, is caused, therefore needs to test the working condition of equipment before factory, and conventional signal testing is only examined
Whether signal is had under survey, and signal is relatively stable can be by test, and therefore, some special signal problems are not easy to be sent out in time
It is existing, so, we are directed to this kind WIFI product, devise special DFS test structure, and apply to it by signal generator
Add specific signal, then cooperate ancillary equipment and analytical equipment, to observe its specific working condition, guarantee test result can
By property.
Summary of the invention
To overcome the deficiencies in the prior art described above, the utility model aim is to provide a kind of DFS test macro.
In order to achieve the above objects and other related objects, technical solution provided by the utility model is: a kind of DFS test system
System, including WIFI class product, further include the first power splitter, the second power splitter, attenuator, signal generator, spectrum analyzer with
And the ancillary equipment of WIFI can be connected；First power splitter includes the first port that the same end is arranged in, second port, is also wrapped
Include the third port that the other end is set；Second power splitter includes the 4th port that the same end is arranged in, fifth port, is gone back
The 6th port including the other end is arranged in；The WIFI class product is connect with the first port of first power splitter, described
The third port of first power splitter is connect with the 6th port of second power splitter, the 4th port of second power splitter with
One end of the attenuator connects, and the other end of the attenuator is connect with the ancillary equipment；The of first power splitter
Two-port netwerk is connect with the spectrum analyzer, and the fifth port of second power splitter is connect with the signal generator.
Preferred technical solution are as follows: the signal generator is Radar Signal Generator.
Preferred technical solution are as follows: the ancillary equipment is computer or mobile phone.
Since above-mentioned technical proposal is used, the utility model has the advantage, that compared with prior art
The DFS test macro of the utility model design, is primarily directed to the product of WIFI one kind, is sent out by radar signal
Raw device applies radar signal to it, then cooperates the ancillary equipments such as computer and spectrum analyzer, to observe the communication of WIFI class product
Signal and radar signal waveform of state etc., can it is more intuitive analysis product working condition, guarantee test result
Reliability reduces waste product and comes into the market.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model.
In the figures above, WIFI class product 1, the first power splitter 2, first port 21, second port 22, third port 23,
Second power splitter 3, the 4th port 31, fifth port 32, the 6th port 33, attenuator 4, signal generator 5, spectrum analyzer 6,
Ancillary equipment 7.
Specific embodiment
The embodiments of the present invention is illustrated by particular specific embodiment below, those skilled in the art can be by this
Content disclosed by specification understands other advantages and effect of the utility model easily.
Please refer to Fig. 1.It should be clear that this specification structure depicted in this specification institute accompanying drawings, ratio, size etc., only to cooperate
The revealed content of specification, so that those skilled in the art understands and reads, being not intended to limit the utility model can be real
The qualifications applied, therefore do not have technical essential meaning, the tune of the modification of any structure, the change of proportionate relationship or size
It is whole, in the case where not influencing the effect of the utility model can be generated and the purpose that can reach, it should all still fall in the utility model institute
The technology contents of announcement obtain in the range of capable of covering.Meanwhile in this specification it is cited as "upper", "lower", "left", "right",
The term of " centre " and " one " etc. is merely convenient to being illustrated for narration, rather than to limit the enforceable range of the utility model,
Its relativeness is altered or modified, under the content of no substantial changes in technology, when being also considered as the enforceable scope of the utility model.
Embodiment: as shown in Figure 1, a kind of DFS test macro, including WIFI class product 1, it further include the first power splitter 2,
Two power splitters 3, attenuator 4, signal generator 5, spectrum analyzer 6 and the ancillary equipment 7 that WIFI can be connected；First power splitter
2 include first port 21, the second port 22 that the same end is arranged in, and further includes the third port 23 that the other end is arranged in；Second
Power splitter 3 includes the 4th port 31, the fifth port 32 that the same end is arranged in, and further includes the 6th port that the other end is arranged in
33；WIFI class product 1 is connect with the first port 21 of the first power splitter 2, the third port 23 of the first power splitter 2 and the second function point
6th port 33 of device 3 connects, and the 4th port 31 of the second power splitter 3 is connect with one end of attenuator 4, attenuator 4 it is another
End is connect with ancillary equipment 7；The second port 22 of first power splitter 2 is connect with spectrum analyzer 6, and the 5th of the second power splitter 3 the
Port 32 is connect with signal generator 5.Signal generator 5 is Radar Signal Generator 5.
Power splitter: i.e. power divider, be it is a kind of will all the way input signal energy be divided into two-way or multiple-channel output it is equal or
The synthesis of multiple signals energy can also be exported all the way in turn, can be also referred to as combiner at this time by the device of unequal energy.One
It should ensure that certain isolation between the output port of power splitter.
Attenuator 4: it is a kind of that the electronic component of decaying is provided, it is widely used in electronic equipment, its main application
Be: (1) in adjustment circuit signal size；(2) in comparative method for measuring circuit, it can be used to the pad value of direct-reading tested network；
(3) improving impedance matching can be in this circuit and actual negative if certain circuit requirements have a more stable load impedance
It carries and is inserted into an attenuator between impedance, the variation of impedance can be buffered.
Spectrum analyzer: spectrum analyzer is the instrument for studying electric signal spectrum structure, for signal distortion, modulation
The measurement of the signal parameters such as degree, spectral purity, frequency stability and crosstalk can be used to the circuits such as measuring amplifier and filter
Certain parameters of system are a kind of multiduty electronic measuring instruments.It can be described as frequency domain oscillograph again, tracking oscillograph, divides
Analyse oscillograph, harmonic analyzer, frequency characteristic analyzer or Fourier analyzer etc..Modern spectrum analyzer can be in an analog fashion
Or digital form display analysis as a result, can analyze 1 hertz of very low frequency below to submillimeter region whole radio frequency bands electricity
Signal.Instrument internal has storage and calculation function according to digital circuit and microprocessor；Configuration standard interface, is easy for
Constitute Auto-Test System.
Principle: WIFI class product 1 is connected by the first power splitter 2, the second power splitter 3, attenuator 4 and ancillary equipment 7
It connects, WIFI class product 1 and ancillary equipment 7 is allowed to be in communication state；By Radar Signal Generator 5 and the second power splitter 3(and auxiliary
One end that equipment 7 connects) it is connected, and radar signal is applied to WIFI class product 1；First power splitter 2 is connected into WIFI class product 1
Another port of one end connect spectrum analyzer 6, then observe signal, the radar signal of the communication state of WIFI class product 1
Waveform etc., to know the working condition of the WIFI class product 1.
Preferred embodiment are as follows: ancillary equipment 7 is computer or mobile phone.Computer is generally selected as ancillary equipment, computer
It more commonly uses and WIFI connection is relatively stable, be highly suitable as ancillary equipment.
In embodiment, following model is can be selected in each equipment:
First power splitter: MVE8577, the second power splitter: MVE8577, attenuator: pad value 10dB/20dB, signal occur
Device: N5181A, spectrum analyzer: N9020A.
The DFS test macro of the utility model design, is primarily directed to the product of WIFI one kind, is sent out by radar signal
Raw device applies radar signal to it, then cooperates the ancillary equipments such as computer and spectrum analyzer, to observe the communication of WIFI class product
Signal and radar signal waveform of state etc., can it is more intuitive analysis product working condition, guarantee test result
Reliability reduces waste product and comes into the market.
The above embodiments are only illustrative of the principle and efficacy of the utility model, and not for limitation, this is practical new
Type.Any person skilled in the art can all carry out above-described embodiment under the spirit and scope without prejudice to the utility model
Modifications and changes.Therefore, such as those of ordinary skill in the art without departing from the revealed essence of the utility model
All equivalent modifications or change completed under mind and technical idea, should be covered by the claim of the utility model.
Claims (3)
1. a kind of DFS test macro, including WIFI class product, it is characterised in that: further include the first power splitter, the second power splitter,
Attenuator, signal generator, spectrum analyzer and the ancillary equipment that WIFI can be connected；First power splitter includes that setting exists
The first port, second port of the same end further include the third port that the other end is arranged in；Second power splitter includes setting
It further include the 6th port that the other end is set in the 4th port of the same end, fifth port；The WIFI class product with it is described
The first port of first power splitter connects, and the 6th port of the third port of first power splitter and second power splitter connects
Connect, the 4th port of second power splitter is connect with one end of the attenuator, the other end of the attenuator with it is described auxiliary
Equipment is helped to connect；The second port of first power splitter is connect with the spectrum analyzer, and the 5th of second power splitter the
Port is connect with the signal generator.
2. a kind of DFS test macro according to claim 1, it is characterised in that: the signal generator is radar signal
Generator.
3. a kind of DFS test macro according to claim 1, it is characterised in that: the ancillary equipment is computer or mobile phone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821621366.0U CN208999560U (en) | 2018-09-30 | 2018-09-30 | A kind of DFS test macro |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821621366.0U CN208999560U (en) | 2018-09-30 | 2018-09-30 | A kind of DFS test macro |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208999560U true CN208999560U (en) | 2019-06-18 |
Family
ID=66803189
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821621366.0U Expired - Fee Related CN208999560U (en) | 2018-09-30 | 2018-09-30 | A kind of DFS test macro |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208999560U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11108472B1 (en) | 2019-10-08 | 2021-08-31 | Steven P. Leytus | Radar waveform generator configured for use in Wi-Fi systems testing |
-
2018
- 2018-09-30 CN CN201821621366.0U patent/CN208999560U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11108472B1 (en) | 2019-10-08 | 2021-08-31 | Steven P. Leytus | Radar waveform generator configured for use in Wi-Fi systems testing |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190618 Termination date: 20210930 |
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| CF01 | Termination of patent right due to non-payment of annual fee |