CN101370153B - Single-frequency network monitoring system of digital broadcasting television - Google Patents
Single-frequency network monitoring system of digital broadcasting television Download PDFInfo
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- CN101370153B CN101370153B CN2007100450056A CN200710045005A CN101370153B CN 101370153 B CN101370153 B CN 101370153B CN 2007100450056 A CN2007100450056 A CN 2007100450056A CN 200710045005 A CN200710045005 A CN 200710045005A CN 101370153 B CN101370153 B CN 101370153B
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Abstract
A digital broadcast television single frequency network monitoring system includes: a first monitoring data processing system connected with each emission point of a single frequency network, a second monitoring data processing system connected with a device of each monitoring point installed inside the single frequency network, a single frequency network management center connected with the first monitoring data processing system. The current state information of each device respectively collected by the first monitoring data processing system, the second monitoring data processing system and the each single frequency network gap filter is transmitted to the single frequency network management center through each corresponding communication module, and then finally displayed in the form of vector map interface by the single frequency network management center. The single frequency network management center is further provided with a plurality of auxiliary functions including system management, customer premise equipment management, maintenance management, log management, device inquiry, parameter setting and fault counting, thereby being capable of realizing real-time monitoring of digital broadcast television single frequency network and guaranteeing the whole single frequency overlay network in working order.
Description
Technical field
The present invention relates to a kind of single-frequency network monitoring system of digital broadcasting television.
Background technology
Promulgation along with terrestrial DTV national standard and general bureau's T-DMB standard, will accelerate the development of ground digital television broadcast greatly, the covering scale of ground digital signal also will be increasing, and then can make existing simulation single-point high power broadcast develop into the small-power emission of multiple spot, so can improve the efficient of emission greatly, reduce electromagnetic pollution, coverage effect is improved greatly.But, development along with the received terrestrial digital broadcasting business, single ground covers can not practical requirement, digital broadcast signal is constantly extended in underground and building by ground, the website of launch facility also constantly expands thereupon, this operation to overlay network, maintenance and management have brought new challenge, are badly in need of setting up the effective network supervision of cover system, and coverage network system is implemented monitoring, management and scheduling.
At present, the wireless digital TV-set broadcast signal covers and to adopt the single frequency network soverlay technique usually, and it is a kind of with soverlay technique frequently, can realize in the overlay area that requires that the network coverage of multipoint mode layouts, to satisfy the demand that business is carried out.But traditional relatively single-point overlay network is more complicated, in case the parameter of certain launch point changes, will the coverage effect and the quality generation of whole network be had a strong impact on, even causes the paralysis of whole network.Therefore set up the single frequency network long distance control system, utilize the network monitor means to find that in time the network operation is unusual, the safe operation of single frequency network is absolutely necessary.
Therefore, how to set up effective single-frequency network monitoring system of digital broadcasting television and become the technical task that those skilled in the art need to be resolved hurrily in fact.
Summary of the invention
The object of the present invention is to provide a kind of single-frequency network monitoring system of digital broadcasting television, to realize that the digital television broadcasting transmitter, repeater and the monitoring point that comprise in the single-frequency overlay network are monitored its operating state in real time, report to the police as discovering device, can in time fault message be sent back that network management center analyzes and emergency processing, working properly to guarantee whole single-frequency overlay network.
Reach other purposes in order to achieve the above object, single-frequency network monitoring system of digital broadcasting television provided by the invention, it comprises: be used to gather the status data of each launch point equipment of single frequency network, and send the first monitor data treatment system that is connected with each launch point equipment of single frequency network of warning information when the equipment of detecting breaks down; The data that are used to transmit the equipment of itself that each single frequency network gathers separately with forwarding unit point frequently reach the first communication module of the warning information that sends when equipment breaks down separately; The second monitor data treatment system that the data that are used to gather corresponding each control point equipment are connected with the equipment of each monitoring point with in being arranged on single frequency network of understanding single frequency network and covering the variation tendency of signal; Be used to transmit the second communication module of the data that the described second monitor data treatment system gathers; Be connected with the described first monitor data treatment system, and has the third communication module of communicating by letter with described first and second communication module, be used to receive the data and the warning information that are sent to, and each data and information are carried out interface conversion and protocol processes, and finally shown that it also disposes and comprises system management, client equipment management, maintenance management, log management, equipment query, parameter setting, and the single frequency network network management center of the multinomial miscellaneous function of fault statistics with the form at map vector interface.
In sum, single-frequency network monitoring system of digital broadcasting television of the present invention can be realized the digital television broadcasting transmitter, repeater and the monitoring point that comprise in the single-frequency overlay network are monitored its operating state in real time, working properly to guarantee whole single-frequency overlay network, can promote domestic digital broadcast television The Application of Technology and development greatly, for the radio and TV operator provides more effective transmit network management means, more reliable signal covers and ensures, can drive the development of related industry economically, have a tremendous social and economic benefits.
Description of drawings
Fig. 1 is the basic structure schematic diagram of single-frequency network monitoring system of digital broadcasting television of the present invention.
Fig. 2 a is the first monitor data treatment system basic structure schematic diagram of single-frequency network monitoring system of digital broadcasting television of the present invention.
Fig. 2 b is the second monitor data treatment system basic structure schematic diagram of single-frequency network monitoring system of digital broadcasting television of the present invention.
Fig. 3 is the single frequency network network management center basic structure schematic diagram of single-frequency network monitoring system of digital broadcasting television of the present invention.
Fig. 4 is the workflow schematic diagram of single-frequency network monitoring system of digital broadcasting television of the present invention.
Embodiment
See also Fig. 1, single-frequency network monitoring system of digital broadcasting television of the present invention comprises at least: the first monitor data treatment system, first communication module, the second monitor data treatment system, second communication module, and single frequency network network management center.
Described each launch point equipment of the first monitor data treatment system and single frequency network is connected, for example, can be connected by the RS232 serial line interface, wherein, each launch point in single frequency network, mainly be that the operating state of digital TV transmitter and GPS receiver is monitored, therefore, each launch point equipment of described single frequency network is transmitter and GPS receiver, the described first monitor data treatment system is used to gather the status data of each launch point equipment of single frequency network, and when breaking down, the equipment of detecting sends warning information to described single frequency network network management center, it can be connected with described single frequency network network management center by the INTERNET network, also can communicate with described single frequency network network management center by four-way letter module (being GPRS Modem A), see also Fig. 2 a, it is the basic framework schematic diagram of the described first monitor data treatment system, it can comprise: be used to gather the status data of transmitter of each launch point and the first transmitter ADMINISTRATION SUBSYSTEM that communicates with described single frequency network network management center, be used to gather the status data of GPS receiver of each launch point and a GPS ADMINISTRATION SUBSYSTEM that communicates with described single frequency network network management center, be used for being called to receive status data and the reception that both gather or to send both and the first interface management module of the communication data of described single frequency network network management center by the described first transmitter ADMINISTRATION SUBSYSTEM and a GPS ADMINISTRATION SUBSYSTEM, be used to finish the processing of agreement is carried out data transaction with data to be sent so that it can be by transmitter accordingly with each data of discerning the described first interface management module and receiving with according to corresponding protocol, first protocol process module that GPS receiver or described single frequency network network management center are discerned, be used for monitoring the transmitter of each launch point and the status data of GPS receiver according to the protocol processes result of described first protocol process module, and when breaking down, transmitter or GPS receiver send first alarm management module that fault message is accused in the Shen, being used for protocol processes result according to described first protocol process module monitors the status data of the transmitter of each launch point and GPS receiver and determines the transmitter of each launch point and first device management module of the value that the relevant parameter of GPS receiver should be set, in the present embodiment, the first interface management module is primarily aimed at the RS232 communication interface and finishes communicating by letter between detected equipment and the first monitor data treatment system, and inquiry and setting command that described first device management module sends according to single frequency network network management center, transmitter and the current state information of GPS receiver and the setting of relevant parameter of obtaining each launch point.
The data that described first communication module is used to transmit the equipment of itself that each single frequency network gathers separately with forwarding unit point frequently reach the warning information that sends when equipment breaks down separately, at each same forwarding unit point frequently, mainly be that the operating state of repeater is monitored, because the relevant dedicated imbedded system of the inner band in repeater itself, be responsible for to the real-time collection of repeater state with processing, so need not extra local data processing system, it also can be when equipment breaks down, initiatively send warning information to single frequency network network management center, thus the state information of repeater can adopt place equipment point first communication module for example GPRS modulator-demodulator (being GPRS Modem B) by the wireless telecommunication of GSM network realization.
The equipment of each monitoring point that the described second monitor data treatment system is interior with being arranged on single frequency network is connected, be used to gather the data of corresponding each control point equipment to understand the variation tendency that single frequency network covers signal, usually, in the single frequency network coverage more arbitrarily, can be as the signal monitoring point, mainly monitoring is whether single frequency network covering running status is good, be convenient to understand the variation tendency that single frequency network covers signal, monitoring means therefore commonly used is for receiving the signal condition of monitored point by set-top box, comprise field intensity, carrier-to-noise ratio, radio frequency parameters such as the error rate, the described second monitor data treatment system can be connected with each set-top box by the RS232 serial line interface, see also Fig. 2 b, it is the basic framework schematic diagram of the described second monitor data treatment system, it can comprise: be used to gather the data of set-top box of each monitored point and the first single frequency network ADMINISTRATION SUBSYSTEM that communicates with described single frequency network network management center, be used for being called with the status data and the reception that receive its collection by the described first single frequency network ADMINISTRATION SUBSYSTEM or sending it and the second interface management module of the communication data of described single frequency network network management center, be used to finish the processing of agreement is carried out data transaction with data to be sent so that its second protocol process module that can be discerned by set-top box accordingly or described single frequency network network management center with each data of discerning the described second interface management module and receiving with according to corresponding protocol, be used for monitoring the data of the set-top box of each monitored point, and when breaking down, send second alarm management module that fault message is accused in the Shen according to the protocol processes result of described second protocol process module, be used for protocol processes result according to described second protocol process module monitor each monitored point set-top box data and determine second device management module of the value that the set-top box relevant parameter of each monitored point should be set.
Described second communication module is used to transmit the data that the described second monitor data treatment system is gathered, and it can be GPRSModem (being GPRS Modem C), realizes telecommunication with far-end single frequency network network management center by the GSM network.
Described single frequency network network management center can directly be connected with the described first monitor data treatment system by the INTERNET network, it has the third communication module of communicating by letter with described first and second communication module, therefore, it also can be by the be connected data communication that realize with described first monitor data treatment system of third communication module with four-way letter module, described third communication module can be GPRS Modem (being GPRS Modem D), described single frequency network network management center is used to receive data and the warning information that is sent to, and each data and information are carried out interface conversion and protocol processes, and finally shown with the form at map vector interface, it also disposes and comprises system management, client equipment management, maintenance management, log management, equipment query, parameter setting, and fault statistics is in interior multinomial miscellaneous function, see also Fig. 3, it can comprise: be used to discern the status data of transmitter of each launch point that is sent to by the described first monitor data treatment system and the second transmitter ADMINISTRATION SUBSYSTEM of warning information, be used to discern the status data of GPS receiver of each launch point that is sent to by the described first monitor data treatment system and the 2nd GPS ADMINISTRATION SUBSYSTEM of warning information, be used to discern by the oneself state data that are sent to the repeater of forwarding unit point frequently and the repeater ADMINISTRATION SUBSYSTEM of warning information, be used to discern by the oneself state data that are sent to of the set-top box of each monitored point and the second single frequency network ADMINISTRATION SUBSYSTEM of warning information, be used for by the described second transmitter ADMINISTRATION SUBSYSTEM, the 2nd GPS ADMINISTRATION SUBSYSTEM, the repeater ADMINISTRATION SUBSYSTEM, and the described second single frequency network ADMINISTRATION SUBSYSTEM is called to receive the 3rd interface management module of corresponding data, be used to finish the processing of agreement is carried out data transaction with data to be sent so that it can be by transmitter accordingly with each data content of discerning described the 3rd interface management module and receiving with according to corresponding protocol, the GPS receiver, the repeater, the 3rd protocol process module that set-top box or described single frequency network network management center are discerned, be used for reading the 3rd alarm management module that fault message is accused in each Shen according to the protocol processes result of described the 3rd protocol process module, be used for reading each transmitter according to the protocol processes result of described the 3rd protocol process module, the GPS receiver, the status data of repeater and set-top box and each transmitter of setting, the GPS receiver, the repeater, the 3rd device management module of set-top box related parameter values, be used to dispose the system management module of the system parameters of described single frequency network network management center, be used to provide to each transmitter, the GPS receiver, the repeater, the management of the essential information of set-top box and operation, comprise the user name management, Password Management, the management of user right and user's cancellation and the user management module of function of login again, be used to write down and check the system journal of described single frequency network network management center, comprise operation and the user login of user to database, nullify, the log management module of system configuration, has the maintenance that comprises equipment, the statistical analysis of fault is in interior function, parameter information to all devices, alarm record and system journal is added up and with the maintenance management module of report form output, be used for each transmitter, the GPS receiver, repeater and set-top box are that the form of the map vector of core is shown with the GIS-Geographic Information System, and support the gps coordinate location, have device location and show, the display management module of map equipment alarm Presentation Function.
See also Fig. 4, it is the workflow schematic diagram of single-frequency network monitoring system of digital broadcasting television, at first by transmitter, the repeater, GPS, the data message that monitoring receiver will need to handle is passed to network management center by " the communication interface layer " of the corresponding first monitor data treatment system and the second monitor data treatment system with certain coded system, " the exchanges data management level " of the corresponding first monitor data treatment system and the second monitor data treatment system decode to agreement, obtain significant information, and information is saved in database, " the systemic-function management level " of network management center provide access of database, can check by visit, data in the editing data storehouse, " boundary layer " of network management center passes through " systemic-function management level ", and, show relevant information according to user's use habit.Wherein, described systemic-function management level major function comprises:
1, alarm management: when transmitter, repeater, GPS, when monitoring receiver breaks down, the corresponding first monitor data treatment system and the second monitor data treatment system are sent alarm, the active upload warning information, after network management center receives warning information, show that on map relevant device has fault, and auditory tone cues is arranged, operating personnel can check the details of alarm, after equipment was normal, alarm is cancellation automatically.
2, user management: can add user, compiles user, deletion user, can import essential information for it, and set its authority, the keeper can edit, and common operating personnel can only be checked.
3, maintenance management: the one, the maintenance information of recording equipment makes things convenient for the staff to check.The 2nd, each equipment of automatic regular polling, the proper communication between maintenance equipment and the network management center, operating personnel can be provided with poll zero-time, termination time, want the equipment of poll.
4, safety management: the recording operation personnel comprise user name, what operation, operation time of origin to each setting of network management center.In case system breaks down, can in daily record, seek cause.
5, equipment control:, comprise essential information, monitoring information, the warning information of each equipment to the management of transmitter, repeater, GPS, monitoring receiver.Operating personnel can add, editor, sweep equipment and every information thereof.
In sum, single-frequency network monitoring system of digital broadcasting television of the present invention can make each monitored equipment corresponding one by one accurately on map interface, easy-to-look-up, and alarm the time has tangible prompting on map, remind operating personnel, operating personnel also can finish most of operation on map interface, easy to use.
Claims (6)
1. single-frequency network monitoring system of digital broadcasting television is characterized in that comprising: the first monitor data treatment system, first communication module, the second monitor data treatment system, second communication module, single frequency network network management center and third communication module, wherein,
The first monitor data treatment system that is connected with each launch point equipment of single frequency network, be used to gather the status data of each launch point equipment of single frequency network, and when breaking down, sends the equipment of detecting warning information, it comprises: the first transmitter ADMINISTRATION SUBSYSTEM, be used to gather each launch point transmitter status data and communicate with described single frequency network network management center; The one GPS ADMINISTRATION SUBSYSTEM, be used to gather each launch point the GPS receiver status data and communicate with described single frequency network network management center; The first interface management module is used for being called to receive status data and the reception that both gather or to send both and the communication data of described single frequency network network management center by the described first transmitter ADMINISTRATION SUBSYSTEM and a GPS ADMINISTRATION SUBSYSTEM; First protocol process module is used to finish the processing of agreement is carried out data transaction with data to be sent so that it can be discerned by transmitter accordingly, GPS receiver or described single frequency network network management center with each data of discerning the described first interface management module and receiving and according to corresponding protocol; First alarm management module is used for monitoring the transmitter of each launch point and the status data of GPS receiver according to the protocol processes result of described first protocol process module, and sends the Shen and accuse fault message when transmitter or GPS receiver break down; With first device management module, be used for protocol processes result according to described first protocol process module and monitor the status data of the transmitter of each launch point and GPS receiver and determine the transmitter of each launch point and value that the relevant parameter of GPS receiver should be set;
First communication module, the data that are used to transmit the equipment of itself that each single frequency network gathers separately with forwarding unit point frequently reach the warning information that sends when equipment breaks down separately;
The second monitor data treatment system that is connected with the equipment of each monitoring point in being arranged on single frequency network is used to gather the data of corresponding each control point equipment to understand the variation tendency that single frequency network covers signal;
Second communication module is used to transmit the data that the described second monitor data treatment system is gathered; Single frequency network network management center, be connected with the described first monitor data treatment system, and has the third communication module of communicating by letter with described first and second communication module, be used to receive the data and the warning information that are sent to, and each data and information are carried out interface conversion and protocol processes, and finally shown that it also disposes and comprises system management, client equipment management, maintenance management, log management, equipment query, parameter setting, and the multinomial miscellaneous function of fault statistics with the form at map vector interface.
2. single-frequency network monitoring system of digital broadcasting television as claimed in claim 1 is characterized in that: described first, second and third communication module all is a GPRS modulation module.
3. single-frequency network monitoring system of digital broadcasting television as claimed in claim 1 is characterized in that: described single frequency network network management center is connected by the INTERNET network with the described first monitor data treatment system.
4. single-frequency network monitoring system of digital broadcasting television as claimed in claim 1 is characterized in that: the described first monitor data treatment system is provided with and is connected with described third communication module and is used to transmit the data of the described first monitor data treatment system collection and the four-way letter module of the warning information that sends.
5. single-frequency network monitoring system of digital broadcasting television as claimed in claim 1 is characterized in that: the described second monitor data treatment system also comprises:
The first single frequency network ADMINISTRATION SUBSYSTEM, be used to gather each monitored point set-top box data and communicate with described single frequency network network management center;
The second interface management module is used for being called with the status data and the reception that receive its collection by the described first single frequency network ADMINISTRATION SUBSYSTEM or sending it and the communication data of described single frequency network network management center;
Second protocol process module is used to finish the processing of agreement is carried out data transaction with data to be sent so that it can be discerned by set-top box accordingly or described single frequency network network management center with each data of discerning the described second interface management module and receiving and according to corresponding protocol;
Second alarm management module is used for monitoring according to the protocol processes result of described second protocol process module data of the set-top box of each monitored point, and sends the Shen and accuse fault message when breaking down;
Second device management module, be used for protocol processes result according to described second protocol process module monitor each monitored point set-top box data and determine the value that the set-top box relevant parameter of each monitored point should be set.
6. single-frequency network monitoring system of digital broadcasting television as claimed in claim 1 is characterized in that: described single frequency network network management center comprises:
The second transmitter ADMINISTRATION SUBSYSTEM is used to discern the status data and the warning information of the transmitter of each launch point that is sent to by the described first monitor data treatment system;
The 2nd GPS ADMINISTRATION SUBSYSTEM is used to discern the status data and the warning information of the GPS receiver of each launch point that is sent to by the described first monitor data treatment system;
The repeater ADMINISTRATION SUBSYSTEM is used to discern oneself state data and the warning information that is sent to by the repeater with frequency forwarding unit point;
The second single frequency network ADMINISTRATION SUBSYSTEM is used to discern the oneself state data and the warning information that are sent to by the set-top box of each monitored point;
The 3rd interface management module, be used for by the described second transmitter ADMINISTRATION SUBSYSTEM, the 2nd GPS ADMINISTRATION SUBSYSTEM, repeater ADMINISTRATION SUBSYSTEM, and the described second single frequency network ADMINISTRATION SUBSYSTEM call to receive corresponding data;
The 3rd protocol process module is used to finish the processing of agreement is carried out data transaction with data to be sent so that it can be discerned by transmitter accordingly, GPS receiver, repeater, set-top box or described single frequency network network management center with each data content of discerning described the 3rd interface management module and receiving and according to corresponding protocol;
The 3rd alarm management module is used for reading each Shen announcement fault message according to the protocol processes result of described the 3rd protocol process module;
The 3rd device management module is used for reading the status data of each transmitter, GPS receiver, repeater and set-top box and setting each transmitter, GPS receiver, repeater and set-top box related parameter values according to the protocol processes result of described the 3rd protocol process module;
System management module is used to dispose the system parameters of described single frequency network network management center;
User management module is used to provide management and operation to the essential information of each transmitter, GPS receiver, repeater, set-top box, comprises management and user's the cancellation and the function of logining again of user name management, Password Management, user right;
Log management module is used to write down and checks the system journal of described single frequency network network management center, comprise the user to operation and user's login of database, nullify and system configuration;
The maintenance management module has the function of the statistical analysis of the maintenance that comprises equipment, fault, to parameter information, the alarm record of all devices and system journal is added up and export with report form;
The display management module, being used for each transmitter, GPS receiver, repeater and set-top box is that the form of the map vector of core is shown with the GIS-Geographic Information System, and supports the gps coordinate location, has that device location shows, map equipment alarm Presentation Function.
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| CN101938671A (en) * | 2010-08-31 | 2011-01-05 | 中山大学 | Digital television integrated test system and method thereof |
| CN101984563B (en) * | 2010-11-11 | 2013-03-20 | 成都九华圆通科技发展有限公司 | Method for monitoring radio-frequency spectrum |
| CN102123043A (en) * | 2011-01-05 | 2011-07-13 | 中国南方电网有限责任公司超高压输电公司百色局 | System capable of realizing secondary safety protection and supervision of substation |
| CN102263750B (en) * | 2011-08-22 | 2013-10-30 | 宁波大学 | Method for transmitting mobile digital broadcast signals of single-frequency network |
| CN102263762B (en) * | 2011-08-22 | 2013-10-30 | 宁波大学 | Noise-resistance mobile signal transmission method for digital broadcasting single frequency network |
| CN102263759B (en) * | 2011-08-22 | 2013-10-30 | 宁波大学 | Method for transmitting anti-interference mobile signals of digital broadcast single-frequency network |
| CN102263744B (en) * | 2011-08-22 | 2013-10-30 | 宁波大学 | Noise-resistance framing modulation method for mobile multi-media broadcast signals of single frequency network |
| CN102263764B (en) * | 2011-08-22 | 2013-10-30 | 宁波大学 | Anti-fading transmission method of digital broadcast mobile signals |
| CN102263748B (en) * | 2011-08-22 | 2013-10-30 | 宁波大学 | Anti-interference mobile digital broadcast signal transmission method for single-frequency network |
| CN102263733B (en) * | 2011-08-22 | 2013-09-25 | 宁波大学 | Anti-interference wireless signal transmission method for digital broadcast single-frequency network |
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