CN108495124A - A kind of digital TV network monitoring probe system - Google Patents
A kind of digital TV network monitoring probe system Download PDFInfo
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- CN108495124A CN108495124A CN201810257173.XA CN201810257173A CN108495124A CN 108495124 A CN108495124 A CN 108495124A CN 201810257173 A CN201810257173 A CN 201810257173A CN 108495124 A CN108495124 A CN 108495124A
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- data
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- signal
- monitoring probe
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N17/00—Diagnosis, testing or measuring for television systems or their details
- H04N17/004—Diagnosis, testing or measuring for television systems or their details for digital television systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/24—Monitoring of processes or resources, e.g. monitoring of server load, available bandwidth, upstream requests
- H04N21/2404—Monitoring of server processing errors or hardware failure
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/442—Monitoring of processes or resources, e.g. detecting the failure of a recording device, monitoring the downstream bandwidth, the number of times a movie has been viewed, the storage space available from the internal hard disk
- H04N21/4424—Monitoring of the internal components or processes of the client device, e.g. CPU or memory load, processing speed, timer, counter or percentage of the hard disk space used
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- General Health & Medical Sciences (AREA)
- Computer Networks & Wireless Communication (AREA)
- Databases & Information Systems (AREA)
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
Abstract
The invention discloses a kind of digital TV network monitoring probe systems, including the data server system remotely connected and digital TV network monitoring probe terminal, digital TV network monitoring probe terminal includes data dissection process module, signal receiving module, data demodulation module and power supply processing module, wherein, signal receiving module receives digital TV channel spectrum signal and sends it to data demodulation module；Data demodulation module demodulates digital TV channel spectrum signal to obtain real-time frequency point signal strength and channel SNRs information；Data dissection process module parses each road signal data such as signal strength, Modulation Error Rate, noise according to the demodulation result of data demodulation module and when the bit error rate and sends it to data server system.The present invention is based on high speed full bandwidth Spectral acquisition technologies, obtain the real-time frequency point signal message of each node of digital television transfer in real time, and digitization support is provided for the transmission quality of digital television signal.
Description
Technical field
The present invention relates to digital television signals to monitor field, more particularly to a kind of digital TV network monitoring probe system.
Background technology
In conventional digital TV installation maintenance process, reports for repairment when being connected to cable TV subscriber or after bad feedback, need to refer to
It sends related personnel to remove Site Service, the intensity, quality, flatness that measure cabled digital signal is gone with DTV frequency spectrograph, and
And to the more demanding of personnel, the time is needed to scene, besides frequency spectrograph price is also more expensive, is all from cost and timeliness
It is not cost-effective.
Invention content
In order to solve problems in the prior art, described the present invention provides a kind of digital TV network monitoring probe system
Technical solution is as follows：
The present invention provides a kind of digital TV network monitoring probe systems, including data server system and DTV
The quantity of network monitor probe terminal, the digital TV network monitoring probe terminal is one or more, the DTV
Network monitor probe terminal is connect with the data server system remote；
The digital TV network monitoring probe terminal includes data dissection process module, signal receiving module, data solution
Mode transfer block and power supply processing module for managing power supply, wherein the signal receiving module receives digital TV channel
Spectrum signal simultaneously sends it to data demodulation module；The data demodulation module to the digital TV channel spectrum signal into
Row demodulation obtains real-time frequency point signal strength and channel SNRs information, and sends it to data dissection process module；It is described
Data dissection process module parses each road signal data according to the demodulation result of the data demodulation module and sends it to
Data server system, the signal data parsed include signal strength, Modulation Error Rate, the noise when bit error rate.
Further, the data server system includes server case, Data Management Analysis module and background service
Interface, wherein the server case is for the data dissection process module with the digital TV network monitoring probe terminal
Communication；The Data Management Analysis module is for analyzing the signal data for uploading to the server case；After described
Platform service interface establishes data interaction for establishing Data Management Analysis module with rear end.
Further, the data dissection process module is additionally operable to each road signal number that according to communication specification, will be parsed
It is handled according to packing and is uploaded to the data server system.
Further, the digital TV network monitoring probe system further include for the data dissection process module with
The communication module communicated between the server case, the communication module are corresponded with the data dissection process module,
And form communication network.
Further, the Data Management Analysis module is used to carry out the signal data for uploading to the server case
Analysis includes：According to the signal strength of the arbitrary frequency point of each node, signal quality and signal-tonoise information, where analyzing the node
The flatness and the linearity of entire inband signal；And/or the method by big data analysis, according to signal in certain time
Variation judges whether digital TV network is abnormal.
Further, after the background service interface is used to be connected to feedback information according to backstage customer service and/or O＆M department,
It inquires corresponding frequency band line signal situation and analyzes it, and analysis result is fed back into user.
Further, the data dissection process module is multinuclear arm processor.
Further, the data dissection process module is also connect with storage unit and network interface, the storage unit
Including FLASH, USB device and TF card is locally stored, the network interface includes RJ45 interfaces.
Further, the signal receiving module is integrated with data demodulation module.
Further, the communication module is wire communication module, including CM communication modules and EOC communication modules；Alternatively,
The communication module is wireless communication module, including 3G communication modules, 4G communication modules and 5G communication modules.
What technical solution provided by the invention was brought has the beneficial effect that：
A. the monitoring system based on high speed full bandwidth Spectral acquisition technology, can large-scale use to realize comprehensive number
Tv link detects；
B. in each node of digital television transfer (such as cell, corridor), full frequencies in digital TV road frequency can be obtained in real time
Spectrum, can obtain real-time frequency point signal strength, channel SNRs, signal quality etc. by frequency spectrum data, can be digital television signal
Transmission quality provide digitization support；
C. DTV maintenance/maintenance cost is reduced, overhaul efficiency is improved；
D. the human cost and equipment cost of live frequency spectrograph maintenance are reduced.
Description of the drawings
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, other are can also be obtained according to these attached drawings
Attached drawing.
Fig. 1 is the structure diagram of digital TV network monitoring probe system provided in an embodiment of the present invention；
Fig. 2 is the structure diagram of digital TV network monitoring probe terminal provided in an embodiment of the present invention；
Fig. 3 is the structure diagram of data server system provided in an embodiment of the present invention.
Specific implementation mode
In order to enable those skilled in the art to better understand the solution of the present invention, below in conjunction in the embodiment of the present invention
Attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is only
The embodiment of a part of the invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people
The every other embodiment that member is obtained without making creative work should all belong to the model that the present invention protects
It encloses.
It should be noted that term " first " in description and claims of this specification and above-mentioned attached drawing, "
Two " etc. be for distinguishing similar object, without being used to describe specific sequence or precedence.It should be appreciated that using in this way
Data can be interchanged in the appropriate case, so as to the embodiment of the present invention described herein can in addition to illustrating herein or
Sequence other than those of description is implemented.In addition, term " comprising " and " having " and their any deformation, it is intended that cover
It includes to be not necessarily limited to for example, containing the process of series of steps or unit, method, apparatus, product or equipment to cover non-exclusive
Those of clearly list step or unit, but may include not listing clearly or for these processes, method, product
Or the other steps or unit that equipment is intrinsic.
In one embodiment of the invention, a kind of digital TV network monitoring probe system is provided, as shown in Figure 1,
The system comprises data server system and digital TV network monitoring probe terminal, the digital TV network monitoring probe
The quantity of terminal is one or more, and the digital TV network monitoring probe terminal connects with the data server system remote
It connects, the long-range connection is realized by communication module, and in one embodiment of the invention, the communication module is wire communication
Module, including CM communication modules and EOC communication modules；In another embodiment of the present invention, the communication module is wireless
Communication module, including 3G communication modules, 4G communication modules and 5G communication modules.The communication module and the data dissection process
Module corresponds, and multiple communication modules of multiple digital TV network monitoring probe terminals form communication network.
It is directed to data server system separately below and digital TV network monitoring probe terminal is described in detail：
The first, the structure of the described digital TV network monitoring probe terminal is as shown in Fig. 2, the probe terminal includes data
Dissection process module, signal receiving module, data demodulation module and the power supply processing module for managing power supply, wherein
The signal receiving module receives digital TV channel spectrum signal and sends it to data demodulation module；The data demodulation
Module demodulates the digital TV channel spectrum signal to obtain real-time frequency point signal strength and channel SNRs information, and
Send it to data dissection process module；The data dissection process module is according to the demodulation result of the data demodulation module
It parses each road signal data and sends it to data server system, the signal data parsed includes signal strength, adjusts
Error ratio processed, the noise when bit error rate.
Preferably, the data dissection process module is multinuclear arm processor.The multinuclear arm processor constitutes terminal
Signal core processing unit, there are many function：One, the detachable TS of arm processor flows package, analytic signal data；Two, except being
Outside system storage FLASH, the storage units such as expansible local USB, TF card；Three, arm processor band network interface；Four, processor band
Video decoding function, exportable video.In a preferred embodiment of the invention, the signal receiving module and data demodulation
Module is the integrated design, and specifically, can receive and process 4 road high-frequency signals simultaneously, demodulates and exports 4 road TS and flows signal to number
According to dissection process module, 4 road TS signals of arm processor concurrent processing parse the data of every road signal, and such as signal strength is adjusted
Error ratio, signal-to-noise ratio and the bit error rate processed；Simultaneous processor according to agreement communication specification, at the data packing of every road signal
Reason, and do according to demand locally-stored or server is uploaded to by communication module.Communication module can be the tradition such as CM, EOC
There is linear system communication module, can also be 3G, 4G, 5G telecommunications communication module, communication network is accessed by 100,000,000 or gigabit networking
To server.In entire frequency spectrum, high-frequency reception module can do quick scanning, send to demodulation module below, data processing mould
Block parses entire frequency spectrum or wants the signal data of monitoring wavelength coverage, is storable in local extension storage unit, server
The data of storage can be called when needed, the advantage of doing so is that reducing real time data reports the pressure to server,
Reduce the investment of whole system.
The second, the described data server system is specially end office (EO) of operator end network, and structure is as shown in Figure 3 comprising
Server case, Data Management Analysis module and background service interface, wherein the server case is used for and the number electricity
The data dissection process module of view network monitoring probe terminal communicates；The Data Management Analysis module is used for described to uploading to
The signal data of server case is analyzed；The background service interface is built for establishing Data Management Analysis module with rear end
Vertical data interaction.
Specifically, the Data Management Analysis module is for dividing the signal data for uploading to the server case
Analysis includes：For frequency domain angle, it can be seen that the letters such as signal strength, signal quality, signal-to-noise ratio of each arbitrary frequency point of node
Breath, and the flatness of the entire inband signal of the node, the linearity can be analyzed；It, can be by counting greatly for time domain angle
It according to the method for analysis, observes within a certain period of time, the variation of signal such as in one hour, one day, one week, to understand cable network
Whether there is or not be interfered, attack, destroy or phenomena such as electricity exception, can handle it prediction scheme accordingly, solve a problem promptly；In addition
Also has the function of Intelligent treatment, when perceiving certain node signal exception, meeting proactive notification related personnel is further processed.
On the other hand, after the background service interface is used to be connected to feedback information according to backstage customer service and/or O＆M department,
It inquires corresponding frequency band line signal situation and analyzes it, and analysis result is fed back into user, primarily directed to visitor
After the departments such as clothes, O＆M are connected to client feedback or field personnel's consulting, circuit signal condition is inquired, and make analysis according to this
Judge, timely result is fed back into user or staff.
To sum up, the present invention can be distributed in each node use of digital television transfer link, and based on high speed full bandwidth frequency
Compose acquisition technique monitoring system, can large-scale use realize comprehensive DTV link detecting, in digital television transfer
Each node (such as cell, corridor), full frequencies in digital TV road frequency spectrum can be obtained in real time, can be obtained in real time by frequency spectrum data
Frequency point signal strength, channel SNRs, signal quality etc. can provide digitization support for the transmission quality of digital television signal.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of digital TV network monitoring probe system, which is characterized in that including data server system and digital tv network
The quantity of network monitoring probe terminal, the digital TV network monitoring probe terminal is one or more, the digital tv network
Network monitoring probe terminal is connect with the data server system remote；
The digital TV network monitoring probe terminal includes data dissection process module, signal receiving module, data demodulation mould
Block and power supply processing module for managing power supply, wherein the signal receiving module receives digital TV channel frequency spectrum
Signal simultaneously sends it to data demodulation module；The data demodulation module solves the digital TV channel spectrum signal
Tune obtains real-time frequency point signal strength and channel SNRs information, and sends it to data dissection process module；The data
Dissection process module parses each road signal data according to the demodulation result of the data demodulation module and sends it to data
Server system, the signal data parsed include signal strength, Modulation Error Rate, the noise when bit error rate.
2. digital TV network monitoring probe system according to claim 1, which is characterized in that the data server system
System include server case, Data Management Analysis module and background service interface, wherein the server case for it is described
The data dissection process module of digital TV network monitoring probe terminal communicates；The Data Management Analysis module is used for uploading
Signal data to the server case is analyzed；The background service interface for establish Data Management Analysis module with
Data interaction is established in rear end.
3. digital TV network monitoring probe system according to claim 1, which is characterized in that the data dissection process
Module is additionally operable to, according to communication specification, each road signal data parsed is packaged and handles and is uploaded to the data server system
System.
4. digital TV network monitoring probe system according to claim 2, which is characterized in that further include being used for the number
According to the communication module communicated between dissection process module and the server case, at the communication module and the data parsing
It manages module to correspond, and forms communication network.
5. digital TV network monitoring probe system according to claim 2, which is characterized in that the Data Management Analysis
Module is used to carry out analysis to the signal data for uploading to the server case：According to the letter of the arbitrary frequency point of each node
Number intensity, signal quality and signal-tonoise information, analyze the flatness and the linearity of the entire inband signal where the node；
And/or the method by big data analysis judges whether digital TV network is abnormal according to the variation of signal in certain time.
6. digital TV network monitoring probe system according to claim 2, which is characterized in that the background service interface
After being connected to feedback information according to backstage customer service and/or O＆M department, corresponding frequency band line signal situation is inquired and to it
It is analyzed, and analysis result is fed back into user.
7. digital TV network monitoring probe system according to claim 1, which is characterized in that the data dissection process
Module is multinuclear arm processor.
8. digital TV network monitoring probe system according to claim 1, which is characterized in that the data dissection process
Module is also connect with storage unit and network interface, and the storage unit includes that FLASH, USB device and TF card, institute is locally stored
It includes RJ45 interfaces to state network interface.
9. digital TV network monitoring probe system according to claim 1, which is characterized in that the signal receiving module
It is integrated with data demodulation module.
10. digital TV network monitoring probe system according to claim 4, which is characterized in that the communication module is
Wire communication module, including CM communication modules and EOC communication modules；Alternatively, the communication module is wireless communication module, including
3G communication modules, 4G communication modules and 5G communication modules.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810257173.XA CN108495124A (en) | 2018-03-27 | 2018-03-27 | A kind of digital TV network monitoring probe system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810257173.XA CN108495124A (en) | 2018-03-27 | 2018-03-27 | A kind of digital TV network monitoring probe system |
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| CN201810257173.XA Pending CN108495124A (en) | 2018-03-27 | 2018-03-27 | A kind of digital TV network monitoring probe system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109120923A (en) * | 2018-10-18 | 2019-01-01 | 四川长虹电器股份有限公司 | Signal quality of digital television detection system |
| CN114257525A (en) * | 2021-12-21 | 2022-03-29 | 武汉思普崚技术有限公司 | Centralized control platform network management method, device, equipment and storage medium |
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| CN101521832A (en) * | 2009-03-16 | 2009-09-02 | 广州杰赛科技股份有限公司 | Monitoring system and monitoring method for signal quality of television networks |
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| CN114257525A (en) * | 2021-12-21 | 2022-03-29 | 武汉思普崚技术有限公司 | Centralized control platform network management method, device, equipment and storage medium |
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Application publication date: 20180904 |
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