CN106911407A - Spectrum signature visualization device and method for visualizing - Google Patents
Spectrum signature visualization device and method for visualizing Download PDFInfo
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- CN106911407A CN106911407A CN201710069437.4A CN201710069437A CN106911407A CN 106911407 A CN106911407 A CN 106911407A CN 201710069437 A CN201710069437 A CN 201710069437A CN 106911407 A CN106911407 A CN 106911407A
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- 238000001228 spectrum Methods 0.000 title claims abstract description 89
- 238000000034 method Methods 0.000 title claims abstract description 26
- 238000012800 visualization Methods 0.000 title claims abstract description 22
- 238000005259 measurement Methods 0.000 claims abstract description 12
- 238000012544 monitoring process Methods 0.000 claims description 144
- 238000012806 monitoring device Methods 0.000 claims description 37
- 238000004458 analytical method Methods 0.000 claims description 12
- 238000010183 spectrum analysis Methods 0.000 claims description 9
- 230000000007 visual effect Effects 0.000 claims description 9
- 238000010586 diagram Methods 0.000 claims description 7
- 230000015572 biosynthetic process Effects 0.000 claims description 6
- 238000003786 synthesis reaction Methods 0.000 claims description 6
- 238000004891 communication Methods 0.000 claims description 5
- 230000003595 spectral effect Effects 0.000 claims description 5
- 238000012360 testing method Methods 0.000 claims description 4
- 230000003321 amplification Effects 0.000 claims description 3
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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Classifications
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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
- H04B17/318—Received signal strength
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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
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- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Computer Networks & Wireless Communication (AREA)
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- Monitoring And Testing Of Transmission In General (AREA)
Abstract
The invention provides spectrum signature visualization device and method for visualizing, time degree and space hold degree, the maximum of level/field intensity, minimum value and the average value of collective frequency and different industries frequency of use are graphically shown from the different angle such as frequency domain, room and time.Frequency spectrum occupancy rate measurement is carried out using the Mathematical Modeling of Poisson distribution, can ensure that measured frequency spectrum occupancy rate has rational confidential interval, and, under conditions of identical confidence level and relative accuracy, sampled point quantity is fewer than the sampled point quantity of prior art a lot, especially for big situation about taking.
Description
Technical field
The present invention relates to radio art, and in particular to spectrum signature visualization device and method for visualizing.
Background technology
As the wireless communication industry of resource is continued to develop based on electromagnetic spectrum entirely, the radio prison in national each province and city
Survey direction-finding equipment and device and have developed to polytype, such as fixed monitoring station (central station and unattended station), vehicle-mounted mobile station,
Scout and survey on-board device, carrier-borne monitoring device and portable metering device.But existing monitoring radio-frequency spectrum device surface is to aerial
The challenge of increasingly complicated electromagnetic environment, it is difficult to understand the electromagnetism situation in region exactly, when needing multiple monitoring stations very
When constituting a net system to multiple monitoring subnets, existing apparatus are to the management of various monitoring facilitieses in net, monitoring and direction-finding task
Formulate to be analyzed with distribution and monitoring and direction-finding data and provide comprehensively support with collecting be difficult to, it is difficult to each in monitoring net
Plant monitoring device, the offer of the situation of communication link timely and dynamically to hold, be easily caused at direction finding and the inaccurate, analysis of positioning
The problems such as reason result error is big.
Radio Spectrum Resource is non-renewable valuable source, is to examine in effective utilization of spectrum management intermediate frequency spectrum
One of key factor of worry.Frequency spectrum occupancy rate is the embodiment of rational spectrum utilization, and the measurement result of frequency spectrum occupancy rate not only can be with
For spectrum management personnel provide the information about the actually used situation of frequency spectrum, facilitate spectrum management personnel's assigned frequency, while also
The information of frequency spectrum usage trend can be provided for frequency authorities.Frequency spectrum occupancy rate measurement is daily monitoring radio-frequency spectrum work
An important content in work.
At present, the measuring method on frequency spectrum occupancy rate has a lot, and most measuring method is to measure for a long time
On the basis of obtain the numerical value of degree.But these measuring methods have two problems not account for, i.e., one, the credible journey of degree
Degree, i.e. confidential interval, the reliability of measured degree cannot judge；2nd, the levels of precision of degree, i.e. relative accuracy.
For actual monitoring work, the meaning of degree is in the case where certain confidence level is ensured, how with as few as possible
Work goes to obtain frequency occupation information as much as possible.According to Principle of Statistics, International Telecommunication Association (I TU) is proposed on taking
The guidance method of measurement is spent, the concept of credibility and levels of precision is specify that.Confidential interval, relative accuracy can allow tester
Know the reliable results degree of test, under conditions of certain confidence level and relative accuracy is ensured, measurement can be greatly shortened
Time, improve the utilization benefit of equipment.
Inventor realize it is of the invention during, it is found that prior art is present following not enough：
In actually measurement, the measuring method of ITU carries out frequency spectrum occupancy rate measurement using the Mathematical Modeling of Poisson distribution, has
Certain limitation：The measuring method of ITU is applied to the small situation of degree, in the case of big for degree, in confidential interval
Limit occurs the unreasonable situation more than 100%, also, the quantity of sampled point is more, makes measurement process complex cumbersome.
The content of the invention
In order to solve the above-mentioned technical problem, the present invention provides spectrum signature visualization device and method for visualizing.
The present invention is realized with following technical scheme：
Spectrum signature visualization device, including monitoring server and multiple monitoring devices, the monitoring server and described
Multiple monitoring device communication connections, the multiple monitoring device is interconnected and constitutes monitoring network；
It is described monitoring server include monitoring pattern setup module, monitoring objective selecting module, monitoring parameter selecting module,
Frequency spectrum index visualization control module, monitoring process control module and monitoring result display module；The frequency spectrum index visualization
Control module, for selecting to carry out visual concrete form to the frequency spectrum index；The monitoring process control module passes through
Real-time monitoring unit, device management unit and spectral analysis unit are monitored the control of process and the acquisition of monitoring result；
The monitoring device includes monitoring aerial and monitoring receiver, between monitoring receiver and spectral analysis unit also
Shunted with to the data-signal that monitoring receiver is received including data distribution device, so as to obtain preprocessed data；In prison
Also include signal amplifier between observation line and monitoring receiver, the frequency spectrum data that monitoring aerial is received is amplified and is passed again
Monitoring receiver is delivered to, traffic filter is also included between signal amplifier and monitoring receiver, to the frequency spectrum after amplification
Data are filtered.
Further, the monitoring server also includes：
Comparison result sequence acquisition module, for obtaining signal strength, and the signal strength that will be detected is carried out with thresholding
Size compares, and obtains comparison result sequence；
Estimation module, for according to big number central-limit theorem, by the comparison result sequence according to Normal Distribution
Rule is analyzed, estimated spectral degree and its confidential interval and relative accuracy.
Further, monitoring pattern setup module, for being configured to monitoring pattern, the monitoring pattern is based on monitoring
Timing node divided；
Monitoring objective selecting module, for selecting to participate in the monitoring device monitored；
Monitoring parameter selecting module, for selecting the parameter referring to selection, the parameter is made an uproar including degree, the back of the body, minimum
Field intensity, average field-strength and/or maximum field strength；
Monitoring process control module, for controlling monitoring device to complete monitoring process.
Further, the frequency spectrum index visualization control module includes：
Histogram element, for showing frequency spectrum index with block diagram；
Broken line graph unit, for showing frequency spectrum index with broken line graph；
Graphics unit, for showing frequency spectrum index with graphics.
Further, the monitoring result display module shows testing result in the form of separate spectrum or integral spectrum；
The display format of the comprehensive collection of illustrative plates includes choosing monitoring device in the whole frequency ranges of VHF/UHF by synthesis display is all
Interior degree, the back of the body are made an uproar, minimum field strength, average field-strength and maximum field strength, the frequency spectrum clearly checked in frequency range；
The display format of the separate spectrum includes showing occupancy of each monitoring device in the whole frequency ranges of VHF/UHF respectively
Degree, the back of the body are made an uproar, minimum field strength, average field-strength and maximum field strength.
Further, the monitoring result display module includes：
Spectrum display unit, the business datum for showing all channels；
Focus frequency selection unit：Display frequency list in list of frequency in order to obtain frequency.
Further, the monitoring result display module also includes：
Frequency spectrum data display unit, the analysis result data for showing business frequency range in the form of a list；
Spectrogram checks unit, for the same frequency spectrum index of graphically synthesis display different geographical analysis knot
Really, and focus frequency each monitoring station measured value curve.
A kind of spectrum signature method for visualizing, the spectrum signature visualization is visually disguised using above-mentioned spectrum signature
Put, methods described includes：
Obtain monitoring pattern, monitoring objective, monitoring parameter and visual concrete form；
Preprocessed data is obtained from the corresponding monitoring device of the monitoring objective according to monitoring pattern and monitoring objective；
It is analyzed to obtain monitoring the respective value of parameter according to the preprocessed data；
The respective value of the monitoring parameter is shown according to the visual concrete form.
Further, also include：
The measurement and analysis of Radio signal parameters are carried out to specified monitoring device, monitoring device is obtained in VHF/UHF
Degree, the back of the body in whole frequency range are made an uproar, minimum field strength, average field-strength and maximum field strength.
Further, also include：
Signal strength is obtained, and the signal strength that will be detected carries out size and compares with thresholding, obtains comparison result sequence；
According to big number central-limit theorem, the comparison result sequence is analyzed according to Normal Distribution rule,
Estimated spectral degree and its confidential interval and relative accuracy.
The beneficial effects of the invention are as follows：
The invention provides spectrum signature visualization device and method for visualizing, graphically from frequency domain, space and
Time etc. it is different angle displaying collective frequency and different industries frequency of use time degree and space hold degree, level/
The maximum of field intensity, minimum value and average value.Frequency spectrum occupancy rate measurement is carried out using the Mathematical Modeling of Poisson distribution, it is ensured that
Measured frequency spectrum occupancy rate has rational confidential interval, also, under conditions of identical confidence level and relative accuracy, adopts
Sampling point quantity is fewer than the sampled point quantity of prior art a lot, especially for big situation about taking.
Brief description of the drawings
Fig. 1 is a kind of monitoring net frequency spectrum panorama system schematic diagram of invention.
Fig. 2 is monitoring server schematic diagram of the invention.
Fig. 3 is monitoring device schematic diagram of the present invention；
Fig. 4 is monitoring result display module block diagram of the present invention；
Fig. 5 is spectrum signature method for visualizing flow chart of the present invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, the present invention is made into one below in conjunction with accompanying drawing
Step ground is described in detail.
The embodiment of the present invention provides spectrum signature visualization device, as shown in figure 1, including monitoring server and multiple monitorings
Device, the monitoring server and the multiple monitoring device communication connection, the multiple monitoring device interconnect structure
Into monitoring network；
The monitoring server is as shown in Fig. 2 including monitoring pattern setup module, monitoring objective selecting module, monitoring ginseng
Number selecting module, frequency spectrum index visualization control module, monitoring process control module and monitoring result display module；The frequency spectrum
Index visualizes control module, for selecting to carry out visual concrete form to the frequency spectrum index；The monitoring process control
Molding block is monitored control and the monitoring result of process by real-time monitoring unit, device management unit and spectral analysis unit
Acquisition.
Specifically, monitoring pattern setup module, for being configured to monitoring pattern, the monitoring pattern is based on monitoring
Timing node is divided；
Monitoring objective selecting module, for selecting to participate in the monitoring device monitored；
Monitoring parameter selecting module, for selecting the parameter referring to selection, the parameter is made an uproar including degree, the back of the body, minimum
Field intensity, average field-strength and/or maximum field strength；
Monitoring process control module, for controlling monitoring device to complete monitoring process.
The monitoring device as shown in figure 3, including monitoring aerial and monitoring receiver, in monitoring receiver and spectrum analysis
Also shunted with to the data-signal that monitoring receiver is received including data distribution device between unit, so as to obtain pretreatment
Data；Also include signal amplifier between monitoring aerial and monitoring receiver, the frequency spectrum data that monitoring aerial is received is entered
Row amplification is resent to monitoring receiver, and traffic filter is also included between signal amplifier and monitoring receiver, to amplifying
Frequency spectrum data afterwards is filtered.
Monitoring receiver is monitored one by one to frequency range in monitoring range, after a monitoring task is finished, is voluntarily carried out down
The monitoring of one task, until task all terminates.After each monitoring task is finished, the analog signal that monitoring receiver will be captured
Shown in digital form, and signal is transmitted through the network to spectral analysis unit in digital form.Spectrum analysis list
Unit not only to degree, the back of the body is made an uproar, minimum field strength, average field-strength and/or maximum field strength are analyzed, can also to interference signal with
Unknown signal carries out frequency analysis and frequency range analysis；Further, spectral analysis unit is selected each according further to the frequency of setting
In monitoring device interval be scanned, analyze the current field strength and time degree of each monitoring device, and find unknown letter
Number and find exceeded radio station.
Specifically, the monitoring server also includes：
Comparison result sequence acquisition module, for obtaining signal strength, and the signal strength that will be detected is carried out with thresholding
Size compares, and obtains comparison result sequence；
Estimation module, for according to big number central-limit theorem, by the comparison result sequence according to Normal Distribution
Rule is analyzed, estimated spectral degree and its confidential interval and relative accuracy.
Further, the frequency spectrum index visualization control module includes：
Histogram element, for showing frequency spectrum index with block diagram；
Broken line graph unit, for showing frequency spectrum index with broken line graph；
Graphics unit, for showing frequency spectrum index with graphics.
Specifically, the monitoring result display module shows testing result in the form of separate spectrum or integral spectrum；Institute
The display format for stating comprehensive collection of illustrative plates is included all occupancy for choosing monitoring device in the whole frequency ranges of VHF/UHF of synthesis display
Degree, the back of the body are made an uproar, minimum field strength, average field-strength and maximum field strength, the frequency spectrum clearly checked in frequency range；The display of the separate spectrum
Form include showing respectively degree of each monitoring device in the whole frequency ranges of VHF/UHF, the back of the body make an uproar, minimum field strength, average field-strength
And maximum field strength.
Specifically, as shown in figure 4, the monitoring result display module also includes：
Spectrum display unit, the business datum for directly displaying all channels；
Focus frequency selection unit, for display frequency list in order to obtain frequency in list of frequency.
Frequency spectrum data display unit, the analysis result data for showing business frequency range in the form of a list；
Spectrogram checks unit, for the same frequency spectrum index of graphically synthesis display different geographical analysis knot
Really, and focus frequency each monitoring station measured value curve.
The embodiment of the present invention additionally provides a kind of spectrum signature method for visualizing, and the spectrum signature visualization uses above-mentioned
Spectrum signature visualization device, methods described as shown in figure 5, including：
Obtain monitoring pattern, monitoring objective, monitoring parameter and visual concrete form；
Preprocessed data is obtained from the corresponding monitoring device of the monitoring objective according to monitoring pattern and monitoring objective；
It is analyzed to obtain monitoring the respective value of parameter according to the preprocessed data；
The respective value of the monitoring parameter is shown according to the visual concrete form.
Further, can also include：
The measurement and analysis of Radio signal parameters are carried out to specified monitoring device, monitoring device is obtained in VHF/UHF
Degree, the back of the body in whole frequency range are made an uproar, minimum field strength, average field-strength and maximum field strength.
Additionally, the method for visualizing can also include：
Signal strength is obtained, and the signal strength that will be detected carries out size and compares with thresholding, obtains comparison result sequence；
According to big number central-limit theorem, the comparison result sequence is analyzed according to Normal Distribution rule,
Estimated spectral degree and its confidential interval and relative accuracy.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (10)
1. spectrum signature visualization device, it is characterised in that including monitoring server and multiple monitoring devices, the monitoring service
Device and the multiple monitoring device communication connection, the multiple monitoring device are interconnected and constitute monitoring network, its feature
It is：
The monitoring server includes monitoring pattern setup module, monitoring objective selecting module, monitoring parameter selecting module, frequency spectrum
Index visualization control module, monitoring process control module and monitoring result display module；The frequency spectrum index visualization control
Module, for selecting to carry out visual concrete form to the frequency spectrum index；The monitoring process control module is by real-time
Monitoring unit, device management unit and spectral analysis unit are monitored the control of process and the acquisition of monitoring result；
The monitoring device includes monitoring aerial and monitoring receiver, also includes between monitoring receiver and spectral analysis unit
Data distribution device is shunted with to the data-signal that monitoring receiver is received, so as to obtain preprocessed data；In monitoring day
Also include signal amplifier between line and monitoring receiver, the frequency spectrum data that monitoring aerial is received is amplified and is resent to
Monitoring receiver, also includes traffic filter, to the frequency spectrum data after amplification between signal amplifier and monitoring receiver
It is filtered.
2. device according to claim 1, it is characterised in that the monitoring server also includes：
Comparison result sequence acquisition module, for obtaining signal strength, and the signal strength that will be detected carries out size with thresholding
Compare, obtain comparison result sequence；
Estimation module, for according to big number central-limit theorem, by the comparison result sequence according to Normal Distribution rule
It is analyzed, estimated spectral degree and its confidential interval and relative accuracy.
3. device according to claim 1, it is characterised in that：
Monitoring pattern setup module, for being configured to monitoring pattern, the timing node that the monitoring pattern is based on monitoring enters
Row is divided；
Monitoring objective selecting module, for selecting to participate in the monitoring device monitored；
Monitoring parameter selecting module, for select referring to selection parameter, the parameter include degree, the back of the body make an uproar, minimum field strength,
Average field-strength and/or maximum field strength；
Monitoring process control module, for controlling monitoring device to complete monitoring process.
4. device according to claim 1, it is characterised in that the frequency spectrum index visualization control module includes：
Histogram element, for showing frequency spectrum index with block diagram；
Broken line graph unit, for showing frequency spectrum index with broken line graph；
Graphics unit, for showing frequency spectrum index with graphics.
5. device according to claim 3, it is characterised in that：
The monitoring result display module shows testing result in the form of separate spectrum or integral spectrum；
The display format of the comprehensive collection of illustrative plates includes choosing monitoring device in the whole frequency ranges of VHF/UHF by synthesis display is all
Degree, the back of the body are made an uproar, minimum field strength, average field-strength and maximum field strength, the frequency spectrum clearly checked in frequency range；
The display format of the separate spectrum include showing respectively degree of each monitoring device in the whole frequency ranges of VHF/UHF,
The back of the body is made an uproar, minimum field strength, average field-strength and maximum field strength.
6. the device according to claim 1, it is characterised in that the monitoring result display module includes：
Spectrum display unit, the business datum for directly displaying all channels；
Focus frequency selection unit, for display frequency list in order to obtain frequency in list of frequency.
7. the device according to claim 1, it is characterised in that the monitoring result display module also includes：
Frequency spectrum data display unit, the analysis result data for showing business frequency range in the form of a list；
Spectrogram checks unit, for the same frequency spectrum index of graphically synthesis display different geographical analysis result,
And focus frequency is in the measured value curve of each monitoring station.
8. a kind of spectrum signature method for visualizing, the spectrum signature described in spectrum signature visualization usage right requirement 1
Visualization device, it is characterised in that methods described includes：
Obtain monitoring pattern, monitoring objective, monitoring parameter and visual concrete form；
Preprocessed data is obtained from the corresponding monitoring device of the monitoring objective according to monitoring pattern and monitoring objective；
It is analyzed to obtain monitoring the respective value of parameter according to the preprocessed data；
The respective value of the monitoring parameter is shown according to the visual concrete form.
9. method according to claim 8, it is characterised in that also include：
The measurement and analysis of Radio signal parameters are carried out to specified monitoring device, monitoring device is obtained whole in VHF/UHF
Degree in frequency range, the back of the body are made an uproar, minimum field strength, average field-strength and maximum field strength.
10. method according to claim 8, it is characterised in that：Also include：
Signal strength is obtained, and the signal strength that will be detected carries out size and compares with thresholding, obtains comparison result sequence；
According to big number central-limit theorem, the comparison result sequence is analyzed according to Normal Distribution rule, estimated
Frequency spectrum occupancy rate and its confidential interval and relative accuracy.
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Cited By (1)
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| CN108414832A (en) * | 2018-02-09 | 2018-08-17 | 中国人民解放军31007部队 | A kind of abnormal signal frequency spectrum parameter detection method based on image procossing |
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Application publication date: 20170630 |