CN202979178U - Terrestrial digital television network supervising system based on 3G and GIS technologies - Google Patents
Terrestrial digital television network supervising system based on 3G and GIS technologies Download PDFInfo
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- CN202979178U CN202979178U CN201220476195.3U CN201220476195U CN202979178U CN 202979178 U CN202979178 U CN 202979178U CN 201220476195 U CN201220476195 U CN 201220476195U CN 202979178 U CN202979178 U CN 202979178U
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Abstract
A terrestrial digital television network supervising system based on the 3G and GIS technologies comprises at least one monitoring unit, a mobile communication gateway, data memories, and a network analysis management subsystem. The mobile communication gateway is communicated with the network analysis management subsystem and the data sending devices of the monitoring units on the basis of the 3G communication standard. The network analysis management subsystem defines each node in a local area network. The definitions include geographical information definitions. The geographical information definitions are achieved by invoking a GIS database. By means of the system, terrestrial digital television service providers can monitor equipments in digital fronts, relay networks and emission sites and analyze the signal covering conditions in a real-time manner according to the data. When the network is faulty, a timely alarm ensues. Meanwhile, automatic real-time remote restoration is realized. The long-term stable running of the network is thus ensured.
Description
Technical field
The utility model belongs to the communications field, relates to a kind of terrestrial DTV network supervision system based on 3G and GIS technology.
Background technology
Along with the maturation of the terrestrial DTV technology such as DVB-T2, DTMB, the appearance of provincial, national terrestrial DTV network has been trend of the times.Building with operation maintenance of large-scale ground digital TV network proposed no small technological challenge to digital TV industry.
The unobstructed digital front-end subsystem that comprises of large-scale ground digital TV network, the ground emission system, microwave relay system, business support software and network management system form:
This internal system adopts the local area network (LAN) pattern to realize communication connection, various kinds of equipment adopts the network management system in standard SNMP communication protocol and Local Area Network to carry out data communication, monitoring and the management of realization to digital headend equipment, and realization is to the management of program, signal source.
This system realizes running parameter and the running status of Real-Time Monitoring transmitter, monitors, monitors image and the sound of broadcast items, obtains the various monitor messages of transmitter, receives major accident and immediately uploads warning (such as Falun Gong).Carry out unified management, maintenance and comprehensive analysis and inquiry by 3G or GPRS wireless network to the network management system reported data simultaneously.
Microwave relay equipment in microwave relay system is by the intercommunication mutually of 3G or the realization of GPRS wireless network and network management system, and microwave relay equipment is by standard agreement uploading device parameter and status data.
Business support software
All kinds of business softwares that mainly comprise the support area network operation.By the development data storehouse, realize the data sharing between LAN, central site network and terrestrial DTV network management platform, to reach the terrestrial DTV network management platform to the unified management of central site network and LAN.
It is the core of whole central site network and Local Area Network operation, is also the Central Terminal Station of whole system.Network management system realizes monitoring, management and the data analysis to subsystems in its compass of competency on the one hand, for the operation of LAN provides data information, it is again the data set provider of central site network management on the other hand, it uploads the Various types of data in Local Area Network, simultaneously all kinds of control commands assigned of receiving center network management system again, realize the management of central site network local area network.
This shows: at first, the large-scale ground digital TV network is made of one or more digital front-ends, complicated repeated link and a plurality of emission website, build so needed equipment of network and often reach hundreds of, important equipment and website also have the backup design of port, equipment and link, and network topology structure, the signal flow direction are understood very complicated like this.Secondly, whether signal cover in network, repeated link be unimpeded etc., except relevant to the operating state of equipment, also closely related with factors such as the height of the power of emission system, frequency, topography and geomorphology, transmit/receive antenna and gains, and be dynamic change.In addition, unless the communications infrastructure in network the country one belongs to and area is very advanced, otherwise between each website, and have no idea all between digital front-end and each website to realize that wired high-speed data connects, generally can only realize interconnecting by means of mobile communications network.
Network system to such scale is built, is administered and maintained, except the reliability design for correlation engineering's teacher quality, equipment require very high, also must be by advanced, intelligentized software platform, could monitor the covering situation of its equipment, website and local and whole network etc., analysis and control.Adopt the wired connection mode to communicate more than the monitoring of ground digital TV network and management at present in prior art, be confined to realize in less geographic areas, be difficult to manage scope significantly, the terrestrial DTV network implementation that for example covers the whole province or nationwide is now effectively monitored and manages.
The utility model content
Little for overcoming the prior art control range, realize that the utility model provides a kind of terrestrial DTV network supervision system based on 3G and GIS technology to covering the effective monitoring management of the terrestrial DTV network in reason zone significantly.
The technical solution of the utility model is as follows: a kind of terrestrial DTV network supervision system based on 3G and GIS technology comprises at least one monitoring unit, mobile communication gateway, data storage and network analysis ADMINISTRATION SUBSYSTEM;
Wherein each monitoring unit comprises data acquisition unit and data sending device, and data acquisition unit gathers the service data of the equipment of ground digital TV network, and the connection data dispensing device sends service data; The mobile communication gateway receives the service data of the data sending device transmission of each monitoring unit, and sends to described network analysis ADMINISTRATION SUBSYSTEM; Data storage comprises first memory and second memory, and wherein second memory has been stored the GIS database file, and the first and second memories are all set up the signal annexation with the network analysis ADMINISTRATION SUBSYSTEM; The network analysis ADMINISTRATION SUBSYSTEM comprises server, nework analysis module, network management module and display terminal; Each equipment that server connects described terrestrial DTV network forms local area network (LAN) as node, and the service data of reception mobile communication gateway transmission, described nework analysis module is analyzed described local area network (LAN), and described network management module is controlled each equipment of described local area network (LAN); Described nework analysis module is connected with network management module and is connected with display terminal, and analysis and the management information of each node is shown at display terminal;
Communicating by letter between the data sending device of described mobile communication gateway and network analysis ADMINISTRATION SUBSYSTEM and monitoring unit is based on the 3G communication standard; In described network analysis ADMINISTRATION SUBSYSTEM local area network, the definition of each node comprises the geography information definition, and described geography information definition is called the GIS database and defined.
Preferably, described server is vpn server.
Further, described vpn server is based on the L2TP agreement with extraneous communicating by letter.
Preferably, described terrestrial DTV network supervision system also comprises relay station, and relay station is arranged between the geographical position of monitoring unit and mobile communication gateway, and the service data that monitoring unit is sent is sent to the mobile communication gateway after receiving and amplifying.Realize the long range signals relay transmission.
Preferably, described nework analysis module and network management module with the analysis of each node and management information when display terminal shows; Display terminal also calls GIS database displaying GIS map, and according to the definition of the geography information of each node, with each vertex ticks on viewing area corresponding to GIS map.Demonstration information is more directly perceived, convenient supervision.
Adopt the terrestrial DTV network supervision system based on 3G and GIS technology described in the utility model, system utilizes GPRS or 3G mobile communications network, and (GIS) manages the large-scale ground digital TV network based on GIS-Geographic Information System.Pass through native system, terrestrial DTV operator can monitor the equipment of digital front-end, junction network and emission website, and the situation that covers according to these data real-time analysis signals, when network breaks down, energy and alarm and real time remote are repaired automatically, guarantee the long-term stable operation of network.
Description of drawings
Fig. 1 illustrates the signal annexation schematic diagram of the terrestrial DTV network supervision system based on 3G and GIS technology described in the utility model and terrestrial DTV network;
Fig. 2 illustrates vpn tunneling agreement schematic diagram described in the utility model;
Fig. 3 illustrates the structured flowchart of the terrestrial DTV network supervision system based on 3G and GIS technology described in the utility model.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
Terrestrial DTV network supervision system based on 3G and GIS technology described in the utility model comprises at least one monitoring unit, mobile communication gateway, data storage and network analysis ADMINISTRATION SUBSYSTEM;
Wherein each monitoring unit comprises data acquisition unit and data sending device, and data acquisition unit gathers the service data of the equipment of ground digital TV network, and the connection data dispensing device sends service data; The mobile communication gateway receives the service data of the data sending device transmission of each monitoring unit, and sends to described network analysis ADMINISTRATION SUBSYSTEM; Data storage comprises first memory and second memory, and wherein second memory has been stored the GIS database file, and the first and second memories are all set up the signal annexation with the network analysis ADMINISTRATION SUBSYSTEM; The network analysis ADMINISTRATION SUBSYSTEM comprises server, nework analysis module, network management module and display terminal; Each equipment that server connects described terrestrial DTV network forms local area network (LAN) as node, and the service data of reception mobile communication gateway transmission, described nework analysis module is analyzed described local area network (LAN), and described network management module is controlled each equipment of described local area network (LAN); Described nework analysis module is connected with network management module and is connected with display terminal, and analysis and the management information of each node is shown at display terminal;
Communicating by letter between the data sending device of described mobile communication gateway and network analysis ADMINISTRATION SUBSYSTEM and monitoring unit is based on the 3G communication standard; In described network analysis ADMINISTRATION SUBSYSTEM local area network, the definition of each node comprises the geography information definition, and described geography information definition is called the GIS database and defined.
Each equipment in described monitoring unit and terrestrial DTV network communicates, and monitors its running status, and gathers its operational factor, and service data is sent to the mobile communication gateway by wireless mode.
Data storage comprises first memory and second memory, and first memory is used for preserving the tables such as facility information, site information, signal topological relation (transmission path), programme information, covering status analysis result, operation note.Second memory is the GIS resources bank: be used for to preserve Radio map under network map (subregion), various typical module etc., the first and second memories also can be merged into a memory, and in the related data of this stored memory storage GIS database.
The mobile communication gateway communicates by all equipment that are in active state in aforesaid monitoring unit and network, obtains its running status, and its running parameter is arranged.And the operational factor of each equipment of the terrestrial DTV network that obtains is sent to the network analysis ADMINISTRATION SUBSYSTEM.Function can be passed through the equipment of chip piece, embedded device or integrated circuit board or a platform independent and realize.Also have some equipment, as the PC PC, also can realize the function of mobile communication gateway (or device server).
The network analysis ADMINISTRATION SUBSYSTEM comprises server, nework analysis module, network management module and display terminal, each equipment that server connects described terrestrial DTV network forms local area network (LAN) as node, and the service data of reception mobile communication gateway transmission, nework analysis module: scan the real-time working state of each equipment, and phase-split network covers situation accordingly.Analysis result is presented on display terminal, and the interface view of demonstration is the view that map, tree structure and form combine.What can select according to the user is the equipment of network, subnet, node or intra-node, switches to intelligently suitable view; The view that the monitor staff utilizes the map, tree structure and the form that show on display terminal to combine, interpolation, deletion, the edit operation of the network nodes such as subnet, front end, relay station, covering station are carried out in the input instruction by network management module.Inner at network node, can carry out interpolation, deletion and the edit operation of equipment, can arrange equipment parameters.Signal trend and topological relation between node and equipment can be set.Integrated circuit (IC) chip such as described nework analysis module and network management module can be central processing units, digital signal processor (DSP) or take these chips as core are equipped with integrated circuit board or the equipment of other auxiliary electron elements.
Communicating by letter between the data sending device of mobile communication gateway and network analysis ADMINISTRATION SUBSYSTEM and monitoring unit is based on 3G or GPRS communication standard; In described network analysis ADMINISTRATION SUBSYSTEM local area network, the definition of each node comprises the geography information definition, and described geography information definition is called the GIS database and defined.
3G is 3G (Third Generation) Moblie technology (3rd-generation, 3G), refers to support the honeycomb mobile communication technology of high speed data transfer.The 3G service can transmit sound and data message simultaneously, and speed is generally more than hundreds of kbps.GPRS is the abbreviation of general packet radio service technology (General Packet Radio Service), is to come the transmission of data with package (Packet) form, and transmission rate can reach 114Kbps.Utilize the characteristics of " at a high speed " and " always online " that the wireless communication technology of GPRS or 3G network has, solved the bottleneck of present terrestrial DTV network supervision system in network service, and construction cost is low, implementation is strong, and reliability is high.
GIS is the abbreviation of GIS-Geographic Information System (Geographic Information System), is a kind of to gather, to store, to manage, to analyze and to describe the space information system of earth surface and space and geographical distribution relevant data all or in part.It realizes the comprehensively management such as Regional Distribution, spatial geographic information, data analysis to whole ground digital TV network in terrestrial DTV network supervision described in the utility model system.A kind of method for visualizing of quick search is provided for the monitor staff, the real time monitoring equipment working state, and the status indicator of real-time update on map, be convenient to the monitor staff and in time find to process various catastrophic failures, the monitor staff, by the analysis expert system of GIS, realize administering and maintaining work to the network planning, networking, website management, plant maintenance etc. are a series of.
Preferably, described terrestrial DTV network supervision system also comprises relay station, relay station is arranged between the geographical position of monitoring unit and mobile communication gateway, be sent to geographic range that the local face digital TV network of mobile communication gateway covers after the service data that monitoring unit is sent receives and amplifies when vast, the wireless communication signals of monitoring unit and mobile communication gateway transmits by the relay station relay.
Concrete, in terrestrial DTV network supervision described in the utility model system, the server of network analysis ADMINISTRATION SUBSYSTEM is vpn server, so-called vpn server, it is a class server that has utilized VPN technologies, VPN(Virtual Private Network, abbreviation VPN) refer to the technology of setting up dedicated network on common network, basic principle is to utilize tunneling technique, the VPN message is encapsulated in the tunnel, utilize the VPN backbone network to set up the dedicated data transmission passage, realize the transparent transmission of message.Be the network structure that vpn tunneling is realized as Fig. 2, the WCDMA wireless router of four letters initiatively is connected to vpn server as the VPN client.Vpn server authenticates it, after authentication is passed through, distributes address, various tunnel to each router.The vpn server of each on-the-spot router and management platform has just formed the local area network (LAN) of a privately owned safety like this, and in local area network (LAN), individual device just can communicate with one another.
VPDN (Virtual Private Dial-up Networks) is a kind of of VPN, is called again Virtual Private Dialup Network, can make enterprise set up comparatively safe VPN on public network.The VPDN tunnel protocol is included as three kinds of PPTP, L2F and L2TP, and at present most popular is L2TP.
Preferably, the utility model adopts the L2TP Tunnel agreement.The L2TP agreement is to be drafted by IETF, the companies such as Microsoft, Ascend, Cisco, 3COM participate in the Layer 2 Tunneling Protocol of formulation, it combines the advantage of PPTP and two kinds of Layer 2 Tunneling Protocols of L2F, by numerous companies are accepted, has become the industrial standard of relevant 2 layer channel protocols of IETF.Use L2TP, can build easily VPDN(Virtual Private Dial Network).The L2TP agreement has Authentication mechanism and fail safe highly flexibly, and the advantages such as home address distribution are supported in the multi-protocols transmission.
when the terrestrial DTV network supervision system operation based on 3G/GPRS and GIS technology described in the utility model, the operating state of all equipment of enabling in each monitor terminal meeting scan for networks, and the data of each equipment working state of reflection that scanning is obtained are delivered to the network analysis ADMINISTRATION SUBSYSTEM in real time by the mobile communication gateway, this communication is completed by mobile communications network, adopt the cellular data of mobile communications network in physical layer, adopt TCP/IP in network layer, application layer is SNMP (Simple Network Management Protocol, Simple Network Management Protocol).MIB storehouse (Management Information Base) structure, address of enabling equipment etc. all is kept in first memory, nework analysis module can periodic scanning the testing result of each equipment running status in the terrestrial DTV network, and the operation conditions of phase-split network accordingly.
Preferably, described nework analysis module and network management module with the analysis of each node and management information when display terminal shows; Display terminal also calls GIS database displaying GIS map, and according to the definition of the geography information of each node, with each vertex ticks on viewing area corresponding to GIS map.
When being in the view of global view or Local Area Network, software is based on the GIS map, each node is marked in a manner described on the GIS map of demonstration, dynamically in display network, overall work state, signal trend and the state of each node, final terrestrial DTV cover situation.When all devices of each node was in normal operating conditions, this node just was judged as normally.When certain equipment appearance is abnormal, system can judge that the residing node of this equipment is for abnormal, and according to the signal trend/topological relation between the type of this equipment, residing position, front and back level equipment, analyze the territorial scope that this fault affects, the program that has influence on.
In global view, the user can and browse the view that switches to regional network by convergent-divergent, and the icon of perhaps clicking node enters the node view.In the node view, should show equipment in front end, cell site or relay station with graphical interfaces, comprise signal trend between the outside drawing of equipment, the groundwork parameter of equipment (as model, IP address), equipment work at present state (normal/abnormal, total IO code check, temperature), equipment etc.The all inquiry acquisitions from the relevant table of the facility information of database of these information.Device status table in facility information is responsible for real-time update by " device communication module " of software.The essential information of equipment as model, supplier, sequence number, IP address, SNMP access node ID etc., is kept in " equipment essential information " table of database, and the annexation between equipment is kept in " device extension information " table of database.These information produce and safeguard by network management module in network engineering implementation process and running.
In the node view, can by clicking the icon of certain equipment in node, get final product the access arrangement view.In this view, can check more detailed operating state, the warning message of equipment, and equipment is carried out more detailed running parameter setting (all based on snmp protocol).
The user interface of this view is based on that the window of Windows and relevant control thereof design, and can be the part of the webmaster program interface of equipment.That is to say, terrestrial DTV network supervision described in the utility model system has only used key parameter, the monitor state in the MIB storehouse of each equipment and has reported to the police in the monitoring ground digital TV network in every equipment.It is webmaster program and the local operation of alternate device itself fully.Design is that when communicating by letter because of the employing mobile communication network, information flow-rate should not be too large like this, otherwise may cause communication unreliable.
Adopt the terrestrial DTV network supervision system based on 3G and GIS technology described in the utility model, system utilizes GPRS or 3G mobile communications network, and (GIS) manages the large-scale ground digital TV network based on GIS-Geographic Information System.Pass through native system, terrestrial DTV operator can monitor the equipment of digital front-end, junction network and emission website, and the situation that covers according to these data real-time analysis signals, when network breaks down, energy and alarm and real time remote are repaired automatically, guarantee the long-term stable operation of network.
Previously described is each preferred embodiment of the present utility model; design parameter in described embodiment and embodiment is only the utility model proof procedure for clear statement inventor; be not to limit scope of patent protection of the present utility model; scope of patent protection of the present utility model still is as the criterion with its claims; the equivalent structure that every utilization specification of the present utility model and accompanying drawing content are done changes, and in like manner all should be included in protection range of the present utility model.
Claims (4)
1. the terrestrial DTV network supervision system based on 3G and GIS technology, comprise at least one monitoring unit, mobile communication gateway, data storage and network analysis ADMINISTRATION SUBSYSTEM;
Wherein each monitoring unit comprises data acquisition unit and data sending device, and data acquisition unit gathers the service data of the equipment of ground digital TV network, and the connection data dispensing device sends service data; The mobile communication gateway receives the service data of the data sending device transmission of each monitoring unit, and sends to described network analysis ADMINISTRATION SUBSYSTEM; Data storage comprises first memory and second memory, and wherein second memory has been stored the GIS database file, and the first and second memories all are connected with the network analysis ADMINISTRATION SUBSYSTEM; The network analysis ADMINISTRATION SUBSYSTEM comprises server, nework analysis module, network management module and display terminal; Each equipment that server connects described terrestrial DTV network forms local area network (LAN) as node, and the service data of reception mobile communication gateway transmission, described nework analysis module is analyzed described local area network (LAN), and described network management module is controlled each equipment of described local area network (LAN); Described nework analysis module is connected with network management module and is connected with display terminal, and analysis and the management information of each node is shown at display terminal;
Communicating by letter between the data sending device of described mobile communication gateway and network analysis ADMINISTRATION SUBSYSTEM and monitoring unit is based on 3G or GPRS communication standard; In described network analysis ADMINISTRATION SUBSYSTEM local area network, the definition of each node comprises the geography information definition, and described geography information definition is called the GIS database and defined.
2. as claimed in claim 1 based on the terrestrial DTV network supervision system of 3G and GIS technology, it is characterized in that: described terrestrial DTV network supervision system also comprises relay station, relay station is arranged between the geographical position of monitoring unit and mobile communication gateway, is sent to the mobile communication gateway after the service data reception of monitoring unit transmission is amplified.
3. as claimed in claim 1 based on the terrestrial DTV network supervision system of 3G and GIS technology, it is characterized in that: described server is vpn server.
4. as claimed in claim 3 based on the terrestrial DTV network supervision system of 3G and GIS technology, it is characterized in that: described vpn server is the VPDN server, is based on the L2TP agreement with communicating by letter of the external world.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102917251A (en) * | 2012-09-18 | 2013-02-06 | 成都驰通数码系统有限公司 | 3G and GIS technology based terrestrial digital television network monitoring system |
| CN103595556A (en) * | 2013-10-17 | 2014-02-19 | 北京宇航系统工程研究所 | Command communication network integration system based on IP |
| CN104092727A (en) * | 2014-06-12 | 2014-10-08 | 中国石油集团东方地球物理勘探有限责任公司 | Earthquake instrument remote support system and method based on 3G virtual private network |
| CN109937577A (en) * | 2016-11-09 | 2019-06-25 | 索尼半导体解决方案公司 | Reception device, method of reseptance, sending device and sending method |
-
2012
- 2012-09-18 CN CN201220476195.3U patent/CN202979178U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102917251A (en) * | 2012-09-18 | 2013-02-06 | 成都驰通数码系统有限公司 | 3G and GIS technology based terrestrial digital television network monitoring system |
| CN102917251B (en) * | 2012-09-18 | 2015-05-20 | 成都驰通数码系统有限公司 | 3G and GIS technology based terrestrial digital television network monitoring system |
| CN103595556A (en) * | 2013-10-17 | 2014-02-19 | 北京宇航系统工程研究所 | Command communication network integration system based on IP |
| CN103595556B (en) * | 2013-10-17 | 2016-08-24 | 北京宇航系统工程研究所 | A kind of IP-based communication for command network integrated system |
| CN104092727A (en) * | 2014-06-12 | 2014-10-08 | 中国石油集团东方地球物理勘探有限责任公司 | Earthquake instrument remote support system and method based on 3G virtual private network |
| CN104092727B (en) * | 2014-06-12 | 2018-10-19 | 中国石油集团东方地球物理勘探有限责任公司 | A kind of seismic instrument remote support system and method based on 3G Virtual Private Network |
| CN109937577A (en) * | 2016-11-09 | 2019-06-25 | 索尼半导体解决方案公司 | Reception device, method of reseptance, sending device and sending method |
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Granted publication date: 20130605 |