CN205725774U - Satellite communication broader frequency spectrum Real-time Collection and the system of analysis, monitoring terminal and system - Google Patents
Satellite communication broader frequency spectrum Real-time Collection and the system of analysis, monitoring terminal and system Download PDFInfo
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- CN205725774U CN205725774U CN201620164398.7U CN201620164398U CN205725774U CN 205725774 U CN205725774 U CN 205725774U CN 201620164398 U CN201620164398 U CN 201620164398U CN 205725774 U CN205725774 U CN 205725774U
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Abstract
This utility model embodiment relates to satellite communication field, particularly to a kind of satellite communication broader frequency spectrum Real-time Collection and the system of analysis, monitoring terminal and system.This utility model embodiment includes: acquisition module, for Real-time Collection multiple-link satellite signal of communication, the every road satellite communication signals collected is respectively converted into digital signal；Processing module, is used for using Fourier transform, processes every railway digital signal, obtains every road satellite communication signals correspondence spectral image, and described spectral image represents the corresponding relation between the frequency of satellite communication signals and its power；Memory module, is used for preserving each setting cycle Nei Mei road satellite communication signals correspondence spectral image；Upper transmission module, for being cached to the spectral image obtained in each setting cycle in network.With solution must not on a monitoring terminal simultaneously to system in the problem that is monitored of signal on multiple monitoring points.
Description
Technical field
This utility model relates to satellite communication field, particularly to a kind of satellite communication broader frequency spectrum Real-time Collection and the system of analysis, monitoring terminal and system.
Background technology
Satellite communication system, with satellite for relay station forward signal, communicates between multiple earth stations, and current satellite communication many employings frequency division multiple access technology, different earth stations takies different frequencies.In order to improve communication quality, need the signal in satellite frequency resource is monitored.Prior art many employings single frequency signal monitoring technology, can only monitor the signal in a frequency at same time point, and the signal of multiple frequencies can not be monitored by monitoring terminal simultaneously.And the frequency signal in many earth stations communication system can not be monitored by the signal detection technique on existing multi-frequency simultaneously.How on a monitoring terminal simultaneously to system in signal on the multiple monitoring points problem that is monitored being solution is presently required.
Utility model content
The purpose of this utility model is to provide a kind of satellite communication broader frequency spectrum Real-time Collection and analysis system, monitoring terminal and system, the problem being monitored being solution is presently required with the signal solved on a monitoring terminal in simultaneously to system on multiple monitoring points.
The purpose of this utility model is achieved through the following technical solutions:
A kind of satellite communication broader frequency spectrum Real-time Collection and the system of analysis, including:
Acquisition module, for Real-time Collection multiple-link satellite signal of communication, is respectively converted into digital signal by the every road satellite communication signals collected；
Processing module, is used for using Fourier transform, processes every railway digital signal, obtains every road satellite communication signals correspondence spectral image, and wherein, described spectral image represents the corresponding relation between the frequency of satellite communication signals and its power；
Memory module, is used for preserving each setting cycle Nei Mei road satellite communication signals correspondence spectral image；
Upper transmission module, for being cached to the spectral image obtained in each setting cycle in network.
Optionally, described satellite communication signals is:
Radiofrequency signal or intermediate-freuqncy signal.
Optionally, if described satellite communication signals is radiofrequency signal, described system also includes:
Frequency-variable module, for the radiofrequency signal of collection is carried out frequency-conversion processing, obtains intermediate-freuqncy signal；
Described acquisition module specifically for: the intermediate-freuqncy signal that described frequency-variable module obtains is converted to digital signal.
Optionally, described processing module is additionally operable to:
Frequency spectrum benchmark image corresponding with this road satellite communication signals for every road satellite communication signals correspondence spectral image is compared；When the frequency spectrum benchmark image determining that spectral image that arbitrary road satellite communication signals is corresponding is corresponding from this road satellite communication signals is different, determines that arbitrary road satellite communication signals is abnormal, and generate alarm event；
Described memory module is additionally operable to: if arbitrary road satellite communication signals occurs abnormal, spectral image corresponding for described arbitrary road satellite communication signals is associated with the alarm event generated, and preserves spectral image corresponding to described arbitrary road satellite communication signals and the alarm event generated.
Optionally, described upper transmission module, it is additionally operable to:
If arbitrary road satellite communication signals occurs abnormal, spectral image corresponding for described arbitrary road satellite communication signals and the alarm event generated are cached in network.
A kind of monitoring terminal, this terminal includes:
Determine module, need to obtain the spectral image that at least one road satellite communication signals is corresponding for determining；
Acquisition module, for by network, the spectral image that at least one road satellite communication signals described in acquisition is corresponding.
Optionally, described acquisition module is additionally operable to:
From described network, the spectral image that in the last setting cycle of acquisition, described arbitrary road satellite communication signals is corresponding；Or
By described network, from satellite communication broader frequency spectrum Real-time Collection with analysis system, the spectral image that in obtaining arbitrary setting cycle, described arbitrary road satellite communication signals is corresponding.
Optionally, described acquisition module is additionally operable to:
If described at least one road satellite communication signals occurs abnormal, by described network, the alarm event that at least one road satellite communication signals described in acquisition is corresponding.
A kind of frequency spectrum monitoring system, including: at least two satellite communication broader frequency spectrum Real-time Collection and analyzing subsystem and monitoring terminal, wherein, each satellite communication broader frequency spectrum Real-time Collection different earth station corresponding from analyzing subsystem；
Described satellite communication broader frequency spectrum Real-time Collection and analyzing subsystem, for Real-time Collection multiple-link satellite signal of communication, be respectively converted into digital signal by the every road satellite communication signals collected；Using Fourier transform, process every railway digital signal, obtain every road satellite communication signals correspondence spectral image, wherein, described spectral image represents the corresponding relation between the frequency of satellite communication signals and its power；Preserve each setting cycle Nei Mei road satellite communication signals correspondence spectral image；The spectral image obtained in each setting cycle is cached in network.
Described monitoring terminal, needs to obtain the spectral image that at least one road satellite communication signals is corresponding for determining；By network, the spectral image that at least one road satellite communication signals described in acquisition is corresponding.
A kind of satellite communication broader frequency spectrum Real-time Collection that this utility model embodiment provides and the system of analysis, monitoring terminal and system, first Real-time Collection multiple-link satellite signal of communication, be respectively converted into digital signal by the every road satellite communication signals collected；Then using Fourier transform, process every railway digital signal, obtain every road satellite communication signals correspondence spectral image, wherein, described spectral image represents the corresponding relation between the frequency of satellite communication signals and its power；Finally preserve each setting cycle Nei Mei road satellite communication signals correspondence spectral image, and the spectral image obtained in each setting cycle is cached in network.When monitoring terminal determines the spectral image needing acquisition at least one road satellite communication signals corresponding, from described monitoring terminal from network, the real time spectrum image that at least one road satellite communication signals described in acquisition is corresponding.Multiple-link satellite signal of communication can be acquired and process by this utility model embodiment in real time, the spectral image that obtains is cached on switches, thus on a monitoring terminal simultaneously to system in signal on multiple monitoring points be monitored.
Accompanying drawing explanation
Fig. 1 is a kind of satellite communication broader frequency spectrum Real-time Collection in this utility model embodiment and analysis system schematic；
Fig. 2 is a kind of frequency spectrum monitoring system schematic diagram in this utility model embodiment；
Fig. 3 is a kind of monitoring terminal schematic diagram in this utility model embodiment.
Detailed description of the invention
Below in conjunction with Figure of description, this utility model embodiment is described in further detail.Should be appreciated that embodiment described herein is merely to illustrate and explains this utility model, be not used to limit this utility model.
As it is shown in figure 1, this utility model embodiment provides a kind of satellite communication broader frequency spectrum Real-time Collection and the system of analysis, including:
Acquisition module 101, for Real-time Collection multiple-link satellite signal of communication, the every road satellite communication signals collected is respectively converted into digital signal；
Processing module 102, for Real-time Collection multiple-link satellite signal of communication, the every road satellite communication signals collected is respectively converted into digital signal；
Memory module 103, is used for preserving each setting cycle Nei Mei road satellite communication signals correspondence spectral image；
Upper transmission module 104, for being cached to the spectral image obtained in each setting cycle in network.
Illustrate, described satellite communication broader frequency spectrum Real-time Collection and analysis system can use multicast mode to send described spectral image to network in real time, and in network, caching is the spectral image uploaded with analysis system the last time of each satellite communication broader frequency spectrum Real-time Collection.For example, it is possible to cache, by switch, the spectral image that each satellite communication broader frequency spectrum Real-time Collection is uploaded with analysis system the last time.
A kind of satellite communication broader frequency spectrum Real-time Collection that this utility model embodiment provides and analysis system, first Real-time Collection multiple-link satellite signal of communication, be respectively converted into digital signal by the every road satellite communication signals collected；Then using Fourier transform, process every railway digital signal, obtain every road satellite communication signals correspondence spectral image, wherein, described spectral image represents the corresponding relation between the frequency of satellite communication signals and its power；Finally preserve each setting cycle Nei Mei road satellite communication signals correspondence spectral image, and the spectral image obtained in each setting cycle is cached in network.When monitoring terminal determines and needs to obtain spectral image, from described monitoring terminal from network, obtain real time spectrum image.Multiple-link satellite signal of communication can be acquired and process by this utility model embodiment in real time, the spectral image that obtains is cached on switches, thus on a monitoring terminal simultaneously to system in signal on multiple monitoring points be monitored.
Optionally, described satellite communication signals is: radiofrequency signal or intermediate-freuqncy signal.
Optionally, if described satellite communication signals is radiofrequency signal, described system also includes:
Frequency-variable module, for the radiofrequency signal of collection is carried out frequency-conversion processing, obtains intermediate-freuqncy signal；
Described acquisition module specifically for: the intermediate-freuqncy signal that described frequency-variable module obtains is converted to digital signal.
Optionally, after obtaining described spectral image, described processing module is additionally operable to:
Frequency spectrum benchmark image corresponding with this road satellite communication signals for every road satellite communication signals correspondence spectral image is compared；When the frequency spectrum benchmark image determining that spectral image that arbitrary road satellite communication signals is corresponding is corresponding from this road satellite communication signals is different, determines that arbitrary road satellite communication signals is abnormal, and generate alarm event；
Described memory module is additionally operable to: if arbitrary road satellite communication signals occurs abnormal, spectral image corresponding for described arbitrary road satellite communication signals is associated with the alarm event generated, and preserves spectral image corresponding to described arbitrary road satellite communication signals and the alarm event generated.
Optionally, described upper transmission module, it is additionally operable to:
If arbitrary road satellite communication signals occurs abnormal, spectral image corresponding for described arbitrary road satellite communication signals and the alarm event generated are cached in network.
In this utility model embodiment, the function of the acquisition module in the frequency spectrum monitoring system shown in Fig. 1 can be realized by real time spectrum collecting device, to complete to gather the operation of satellite communication signals.Wherein, real time spectrum collecting device can use compact periphery component interconnection CPCI (Compact peripheral Component Interconnect) cabinet, at most can support 8 pieces of CPCI boards, support fiber-optic transfer, intermediate-freuqncy signal is converted into, according to the sampling policy set, the processing server that digital signal is sent to have process function.The function of processing module and upper transmission module can be realized by processing server, carry out process with the digital signal obtained by real time spectrum collecting device and obtain spectral image, and spectral image was stored according to the time of sampling, spectral image is compared with frequency spectrum benchmark image simultaneously, when abnormal frequency-region signal occurs, generate warning signal, and warning signal is stored in spectral image, described spectral image is cached in network.The function of frequency-variable module can be realized by low-converter, with by the radiofrequency signal collected by being converted to intermediate-freuqncy signal, referring specifically to shown in Fig. 2.
In Fig. 2 when signal to be gathered is radiofrequency signal, radiofrequency signal is converted to intermediate-freuqncy signal by low-converter, and real time spectrum equipment is connected with low-converter, gathers described intermediate-freuqncy signal；When signal to be gathered is intermediate-freuqncy signal, this intermediate-freuqncy signal is directly acquired by real time spectrum collecting device；Real time spectrum collecting device changes intermediate-freuqncy signal into digital signal；Real time spectrum collecting device is connected with high-performance treatments server, and the Digital Signal Processing received is obtained spectral image by high-performance treatments server, and stores；High-performance treatments server passes through network, can be by real time spectrum image buffer storage to network；Monitoring terminal passes through network, can obtain spectral image from switch in real time, when needs obtain historical spectrum image, by switch, obtains required historical spectrum image from high-performance treatments server.
This utility model embodiment also provides for a kind of monitoring terminal, as it is shown on figure 3, this terminal includes:
Determine module 301, need to obtain the spectral image that at least one road satellite communication signals is corresponding for determining；
Acquisition module 302, for by network, the spectral image that at least one road satellite communication signals described in acquisition is corresponding.
In this utility model embodiment, described monitoring terminal passes through network, the spectral image that at least one road satellite communication signals described in acquisition is corresponding, including following two implementation:
If a described monitoring terminal needs to obtain real time spectrum image, the most described monitoring terminal, directly from described network, obtains the spectral image that described arbitrary road satellite communication signals in the last setting cycle is corresponding.
If two described monitoring terminals need to obtain historical spectrum image, the most described monitoring terminal passes through described network, from satellite communication broader frequency spectrum Real-time Collection with analysis system, and the spectral image that in obtaining arbitrary setting cycle, described arbitrary road satellite communication signals is corresponding.
Optionally, this acquisition module is additionally operable to:
From described network, the spectral image that in the last setting cycle of acquisition, described arbitrary road satellite communication signals is corresponding；Or
By described network, from satellite communication broader frequency spectrum Real-time Collection with analysis system, the spectral image that in obtaining arbitrary setting cycle, described arbitrary road satellite communication signals is corresponding.
Optionally, described acquisition module is additionally operable to:
If described at least one road satellite communication signals occurs abnormal, by described network, the alarm event that at least one road satellite communication signals described in acquisition is corresponding.
Wherein, alarm event includes alarm time, frequency and power, and described spectral image when alarm can be occurred by information such as alarm times is recalled.
This utility model embodiment additionally provides a kind of frequency spectrum monitoring system, including: at least two satellite communication broader frequency spectrum Real-time Collection and analyzing subsystem and monitoring terminal, wherein, each satellite communication broader frequency spectrum Real-time Collection different earth station corresponding from analyzing subsystem；
Described satellite communication broader frequency spectrum Real-time Collection and analyzing subsystem, for Real-time Collection multiple-link satellite signal of communication, be respectively converted into digital signal by the every road satellite communication signals collected；Using Fourier transform, process every railway digital signal, obtain every road satellite communication signals correspondence spectral image, wherein, described spectral image represents the corresponding relation between the frequency of satellite communication signals and its power；Preserve each setting cycle Nei Mei road satellite communication signals correspondence spectral image；The spectral image obtained in each setting cycle is cached in network.
Described monitoring terminal, needs to obtain the spectral image that at least one road satellite communication signals is corresponding for determining；By network, the spectral image that at least one road satellite communication signals described in acquisition is corresponding.
In prior art, client uses connection-oriented mode to be connected with receiver and obtains spectral image data, and the increase of client terminal quantity will increase data transmission and the processing load of receiver, and therefore the quantity of client is restricted by the serious of receiver disposal ability.Having multiple frequency spectrum processing subsystem in frequency spectrum monitoring system of the present utility model, corresponding multiple different earth stations, disposal ability is greatly improved, and the quantity making detection terminal is unrestricted.
Although having been described for preferred embodiment of the present utility model, but those skilled in the art once know basic creative concept, then these embodiments can be made other change and amendment.So, claims are intended to be construed to include preferred embodiment and fall into all changes and the amendment of this utility model scope.
Obviously, those skilled in the art can carry out various change and modification without deviating from spirit and scope of the present utility model to this utility model.So, if these amendments of the present utility model and modification belong within the scope of this utility model claim and equivalent technologies thereof, then this utility model is also intended to comprise these change and modification.
Claims (9)
1. a satellite communication broader frequency spectrum Real-time Collection and the system of analysis, it is characterised in that including:
Acquisition module, for Real-time Collection multiple-link satellite signal of communication, the every road satellite communication that will collect
Signal is respectively converted into digital signal；
Processing module, is used for using Fourier transform, processes every railway digital signal, obtains every road and defends
Star signal of communication correspondence spectral image, wherein, described spectral image represent the frequency of satellite communication signals and its
Corresponding relation between power；
Memory module, is used for preserving each setting cycle Nei Mei road satellite communication signals correspondence spectral image；
Upper transmission module, for being cached to the spectral image obtained in each setting cycle in network.
System the most according to claim 1, it is characterised in that described satellite communication signals is:
Radiofrequency signal or intermediate-freuqncy signal.
System the most according to claim 2, it is characterised in that if described satellite communication signals is for penetrating
Frequently signal, described system also includes:
Frequency-variable module, for the radiofrequency signal of collection is carried out frequency-conversion processing, obtains intermediate-freuqncy signal；
Described acquisition module specifically for: the intermediate-freuqncy signal that described frequency-variable module obtains is converted to numeral letter
Number.
System the most according to claim 1, it is characterised in that described processing module is additionally operable to:
By frequency spectrum benchmark corresponding with this road satellite communication signals for every road satellite communication signals correspondence spectral image
Image is compared；At the spectral image and this road satellite communication of determining that arbitrary road satellite communication signals is corresponding
During frequency spectrum benchmark image difference corresponding to signal, determine that arbitrary road satellite communication signals is abnormal, and generate alarm
Event；
Described memory module is additionally operable to: if arbitrary road satellite communication signals occurs abnormal, defended on described arbitrary road
The spectral image that star signal of communication is corresponding is associated with the alarm event generated, and preserves described arbitrary road
Spectral image corresponding to satellite communication signals and the alarm event generated.
System the most according to claim 4, it is characterised in that described upper transmission module is additionally operable to:
If arbitrary road satellite communication signals occurs abnormal, by frequency spectrum corresponding for described arbitrary road satellite communication signals
Image and the alarm event generated are cached in network.
6. a monitoring terminal, it is characterised in that this terminal includes:
Determine module, need to obtain the spectral image that at least one road satellite communication signals is corresponding for determining；
Acquisition module, for by network, the frequency spectrum that at least one road satellite communication signals described in acquisition is corresponding
Image.
Monitoring terminal the most according to claim 6, it is characterised in that described acquisition module is also used
In:
From described network, in obtaining the last setting cycle, described arbitrary road satellite communication signals is corresponding
Spectral image；Or
By described network, from satellite communication broader frequency spectrum Real-time Collection with analysis system, obtain arbitrary
The spectral image that in setting cycle, described arbitrary road satellite communication signals is corresponding.
Monitoring terminal the most according to claim 6, it is characterised in that described acquisition module is additionally operable to:
If described at least one road satellite communication signals occurs abnormal, by described network, described in acquisition at least
The alarm event that one road satellite communication signals is corresponding.
9. a frequency spectrum monitoring system, it is characterised in that including: at least two satellite communication broader frequency spectrum
Real-time Collection and analyzing subsystem and monitoring terminal, wherein, each satellite communication broader frequency spectrum is adopted in real time
Collect a different earth station corresponding from analyzing subsystem；
Described satellite communication broader frequency spectrum Real-time Collection and analyzing subsystem, lead to for Real-time Collection multiple-link satellite
Letter signal, is respectively converted into digital signal by the every road satellite communication signals collected；Employing Fourier becomes
Change, every railway digital signal is processed, obtain every road satellite communication signals correspondence spectral image, wherein,
Described spectral image represents the corresponding relation between the frequency of satellite communication signals and its power；Preserve each
Setting cycle Nei Mei road satellite communication signals correspondence spectral image；The spectrogram that will obtain in each setting cycle
As being cached in network；
Described monitoring terminal, needs to obtain the spectrogram that at least one road satellite communication signals is corresponding for determining
Picture；By network, the spectral image that at least one road satellite communication signals described in acquisition is corresponding.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107154827A (en) * | 2016-03-03 | 2017-09-12 | 北京航天飞行控制中心 | The collection in real time of satellite communication broader frequency spectrum and analysis method, monitoring method and system |
| CN109510657A (en) * | 2018-12-06 | 2019-03-22 | 安徽站乾科技有限公司 | A kind of broadband spectrum acquisition and analysis method for satellite communication |
-
2016
- 2016-03-03 CN CN201620164398.7U patent/CN205725774U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107154827A (en) * | 2016-03-03 | 2017-09-12 | 北京航天飞行控制中心 | The collection in real time of satellite communication broader frequency spectrum and analysis method, monitoring method and system |
| CN109510657A (en) * | 2018-12-06 | 2019-03-22 | 安徽站乾科技有限公司 | A kind of broadband spectrum acquisition and analysis method for satellite communication |
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