CN101867959A - Satellite mobile communication network multi-machine collaborative simulation system and method - Google Patents
Satellite mobile communication network multi-machine collaborative simulation system and method Download PDFInfo
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Abstract
The invention discloses a satellite mobile communication network multi-machine collaborative simulation system, belonging to the technical field of satellite network simulation. The system comprises an interaction control assembly and a user terminal assembly, a mobile satellite assembly, a network assembly and a result display assembly which are in data connection with the interaction control assembly, wherein the interaction control assembly realizes the coordination and the control among the assemblies of the system; the user terminal assembly realizes the acquisition and the transmission control of service information; the mobile satellite assembly realizes the configuration and the simulation of mobile satellite entity functions and controls the execution of a mobile satellite simulation process; the network assembly realizes the configuration and the simulation of mobile satellite network entity functions and controls the execution of a mobile satellite network entity simulation process; and the result display assembly realizes the display of predefined simulation results and dynamic simulation data. The invention additionally discloses a multi-machine collaborative simulation method corresponding to the system. The invention can be used in the satellite mobile communication field.
Description
Technical field
The invention belongs to the satellite network simulation technical field, particularly relate to a kind of satellite mobile communication network multi-machine collaborative simulation system and method.
Background technology
Satellite mobile communication is to utilize geostationary orbit satellite or middle low-orbit satellite as relay station, realizes the mobile communication in zone and even the global range.It generally comprises three parts: space segment, form by one or multi-satellite; Ground station comprises System Control Center and several gateway stations; Mobile subscriber's communication terminal comprises vehicle-mounted, carrier-borne, Airborne Terminal and hand-held set.The user can move freely in the coverage of satellite beams, and satellite transmits signal, and maintenance is communicated by letter with Ground Communication System and dedicated system user or other mobile subscribers'.Following satellite communication system will adopt GEO orbiter communication system; adopt more on high band, multi-beam antenna, the star handle, advanced technologies such as network control in the exchange on the star, star, inter satellite link; can realize with other networks of ground in the interconnecting of Any user; also to satisfy multimedia service demands such as from low speed to high speed speech, data, video, Internet transfer of data; realize anti-interference and can tackle complex electromagnetic environments, shielded service is provided.
Because the complexity of satellite network is carried out very difficulty of theory analysis to the performance of communication protocol.Therefore, in this case, by software emulation, set up suitable simulation model, the performance that design is applied to system communication agreement and application is carried out emulation, and the performance that can obtain simulation result comparatively accurately and different agreement is a kind of more feasible performance verification scheme relatively.Software emulation can be assessed the performance of procotol and network system under variety of network environments.Satellite network emulation mainly comprises by the abstract generation of model, tentative emulation, simulation example, the visable representation of simulation result etc. set up.
OPNET software is a kind of based on event driven, powerful commercial simulation softward.It can be disposed and emulation fast for catenet, can fully analog study communication protocol and the real network environment of routing algorithm, utilize in detail that complete interpretation of result device can carry out rapidly and efficiently network performance, visual in image analysis, and be output as the multiple chart that the user needs.OPNET provides the external interface of satellite orbit, can obtain satellite orbit data by external interface, and the foundation of satellite node model and link model also provides convenience for the simple satellite network of emulation.
But satellite network is an extremely complicated structure, if all emulation in same virtual scene, certainly will high requirement be proposed to computer itself, simultaneously since all data with analyze the virtual realization that all is based on network model, also discount to some extent on network analysis result's credibility.Based on this, the multi-machine collaborative emulation mode that can utilize virtual network to combine with live network, the difficulty of simplification emulation obtains good simulated effect simultaneously.
Summary of the invention
One object of the present invention provides a kind of multi-machine collaborative simulation system simple and general in the satellite mobile communication network and method of being applied to, and can support the multi-machine collaborative emulation of multiple satellite mobile communication network agreement.
For supporting simple and general satellite mobile communication network protocol emulation, satellite mobile communication network multi-machine collaborative simulation system of the present invention comprises user terminal assembly, mobile-satellite assembly, networking component, mutual control assembly and display module as a result, and wherein mutual control assembly is connected with display module data as a result with user terminal assembly, mobile-satellite assembly, networking component respectively.
The technical scheme of technical solution problem of the present invention is:
A kind of satellite mobile communication network multi-machine collaborative simulation system, this system can make up based on OPNET modeler, and this system comprises user terminal assembly, mobile-satellite assembly, networking component, mutual control assembly and display module as a result, wherein:
1. user terminal assembly
The user terminal assembly is mainly finished the collection and the transmission control of business information; The structure of user terminal assembly can be realized in OPNET, can also comprise actual subscriber equipment.
The user terminal assembly mainly comprises professional connection and administration module, professional generation module, timer module, terminal parameter configuration module and end-user interface and network communication interface module.Wherein:
Professional connect with administration module be responsible for terminal signaling agreement and business datum foundation, be connected and manage.
Professional generation module is responsible for professional generation such as data, speech,
Timer module is responsible for the control of professional rise time attribute,
The terminal parameter configuration module is responsible for storing the configuration information that obtains from mutual control assembly.
2. mobile-satellite assembly
The function of mobile-satellite assembly mainly comprises: realize the configuration and the emulation of mobile-satellite entity correlation function, the process of control mobile-satellite entity emulation; Being structured in the OPNET of mobile-satellite assembly realizes.
The mobile-satellite assembly mainly comprises multi-machine collaborative emulation interface unit, satellite protocol simulation unit, and satellite nonshared control unit; Described satellite nonshared control unit is connected with satellite protocol simulation unit data with described multi-machine collaborative emulation interface unit respectively.Wherein:
Multi-machine collaborative emulation interface unit can be realized based on OPNET SITL, also can realize by other modes, mainly comprise the protocol data modular converter, the grouping routing module, mutual control agent module realizes the conversion of multimachine interface protocol data, the route of interface grouped data and the local agent of the mutual control assembly of conduct.
The protocol data modular converter mainly is responsible for the conversion work between simulation protocol data and live network data or the real equipment agreement, the route and the transmission work of dividing into groups between the functional entity that the mainly responsible assembly of grouping routing module links to each other, mutual control agent module mainly is responsible for communicating with mutual control assembly, on-the-fly modifying simulation parameter, and obtain final simulation result.
Satellite protocol simulation unit operation inside satellite signaling and data protocol.
And the satellite nonshared control unit mainly disposes and manages mobile-satellite, is responsible for some configuration and management work relevant with mobile-satellite, as user mobility management, beam configuration management etc.
3. networking component
The function of networking component mainly comprises: realize the configuration and the emulation of mobile satellite network entity correlation function, the process of control mobile satellite network entity emulation.The structure of networking component can be realized in OPNET.
Networking component mainly comprises multi-machine collaborative emulation interface unit, network agreement artificial unit, network-specific control unit; Described network-specific control unit is connected with the network agreement artificial cell data with described multi-machine collaborative emulation interface unit respectively.Wherein:
The composition of multi-machine collaborative emulation interface unit is identical with the multi-machine collaborative emulation interface unit of function and mobile-satellite assembly.
The core net of network agreement artificial unit operation satellite mobile communication network or the signaling and the data protocol of Access Network.
And the network-specific control unit mainly disposes and manage described core net or Access Network, is responsible for configuration and the management work relevant with core net or Access Network.
4. mutual control assembly
Mutual control assembly is mainly finished coordination and the control between each assembly of whole multi-machine collaborative simulation system.
5. display module as a result
Display module is mainly finished the demonstration of predefine simulation result and dynamic simulation data as a result.The two can also can be realized by a plurality of collaborative computers by same computer realization.
A kind of satellite mobile network protocol multi-machine collaborative emulation mode, implementation step is:
1) user terminal assembly, mobile-satellite assembly, networking component and as a result display module register to mutual control assembly, obtain id information separately, and obtain the dynamic network topology structural information;
2) mutual control assembly scanning user's registration information, determine that simulating scheme is errorless after, opens described each assembly, and according to the parameter of described each assembly of setting arrangements, or according to the user's request dynamically-adjusting parameter;
3) described each assembly obtains parameter separately, and configuration corresponding interface, and Dynamic Extraction simulation result are transferred to mutual control assembly and handled;
4) mutual control assembly is handled simulation result according to user's request, and simulation result and/or image that needs are shown send display module as a result to;
5) display module shows described simulation result and/or image as a result.
The invention provides a kind of multi-machine collaborative simulation system simple and general in the satellite mobile communication network and method of being applied to, this scheme has the following advantages:
1) can be under laboratory environment, with lower cost emulation satellite network protocol transmission characteristic and the professional transmission course of satellite network all sidedly, for satellite mobile communication system emulation and the checking with a plurality of function network elements provides strong support.
2) the satellite mobile communication system main functionality is distributed in each emulation component, can carries out effective function and divide, can make full use of the computing capability of many computing equipments simultaneously, reach simulated effect more efficiently.
3) can dynamically control and manage simulation process.By mutual control assembly, can satisfy the demand of emulation manager dynamic management simulated environment.
4) can insert real network equipment, realize the real-time simulation on certain meaning.
Description of drawings
Fig. 1 is the structure chart of embodiment satellite mobile network multi-machine collaborative simulation system;
Fig. 2 is the structure chart of the mutual control assembly of embodiment;
Fig. 3 is the structure chart of embodiment mobile-satellite assembly;
Fig. 4 is the structure chart of networking component;
Fig. 5 is the structure chart of user terminal assembly;
Fig. 6 is the structure chart of multi-machine collaborative emulation interface unit.
Embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with accompanying drawing and example.Attention: specific embodiment described herein is only in order to explaining the present invention, and is not used in qualification the present invention.
Fig. 1 is the system construction drawing of the embodiment of the invention.As seen from the figure, the satellite mobile communication network multi-machine collaborative simulation system of the embodiment of the invention comprises user terminal assembly, mobile-satellite assembly, networking component, mutual control assembly and display module several sections as a result, wherein mutual control assembly and as a result display module may be incorporated in the computer and realize.The whole system operation principle is: the user is by mutual control assembly, and the scene prediction scheme and the parameter configuration of editor's satellite simulation start emulation then.Each user terminal assembly is to mutual control assembly information of registered users, and obtains the network of relation topology information.In the simulation run process, in the time of the mutual interactive information of each assembly, transmit emulated data and simulation result to mutual control assembly, mutual control assembly calculates according to related data, and dynamically display result also can dynamically be controlled simulation process simultaneously.
Fig. 2 is the structure chart of mutual control assembly.As shown in the figure, mutual control assembly mainly comprises interactive maintenance and control module, user interface, simulation parameter memory module, simulating scenes generation module, computing module, and communication interface modules as a result.Its course of work is as follows: before emulation began, by user's inputting interface, the user disposed simulation parameter, and it is stored in the simulation parameter memory module, the user disposes required simulating scenes according to demand simultaneously, comprises contents such as the restriction of simulation node number, concrete simulation flow, artificial physical ID.After emulation begins, each terminal use's assembly, mobile-satellite assembly, networking component are by management of communication interface modules access interaction and control module, obtain concrete simulation parameter configuration and simulating scenes configuration, start simulation process separately, in the simulation run process, each proprietary control unit transmits emulated data and result by multi-machine collaborative simulation communication interface to mutual control assembly.Interactive maintenance and control module are according to corresponding emulation prediction scheme and emulated data, and dynamically control process is carried out, and via communication interface result of calculation are sent to display module simultaneously.
Fig. 3 is the structure chart of mobile-satellite assembly, and this assembly is the key component in the system.As seen from the figure, the mobile-satellite assembly comprises multi-machine collaborative emulation interface unit, satellite protocol simulation unit, and satellite nonshared control unit.Wherein multi-machine collaborative emulation interface unit mainly comprises the protocol data modular converter as shown in Figure 6, grouping routing module, mutual control agent module.The concrete course of work of mobile-satellite assembly is as follows: when emulation begins, the satellite nonshared control unit is registered to mutual control assembly by multi-machine collaborative emulation interface unit, obtain the satellite parametric reduction configuration information, the satellite protocol simulation unit is carried out the relevant parameter configuration, open the satellite protocol simulation unit simultaneously, wait for that dependent event triggers emulation and advances, obtain the simulation result of satellite protocol simulation unit simultaneously, give mutual control assembly by multi-machine collaborative emulation interface unit and focus on.
Fig. 4 is the structure chart of networking component.Networking component mainly comprises multi-machine collaborative emulation interface unit, network agreement artificial unit, network-specific control unit.The composition of multi-machine collaborative emulation interface unit is identical with the multi-machine collaborative emulation interface unit of function and mobile-satellite assembly, network agreement artificial unit operation satellite mobile communication network core net or Access Network signaling and data protocol, and the network-specific control unit mainly is responsible for configuration and the management work relevant with core net or Access Network.
Fig. 5 is the structure chart of user terminal assembly.The user terminal assembly mainly comprises professional connection and administration module, professional generation module, timer module, terminal parameter configuration module and end-user interface and network communication interface module.Wherein, professionally connect, be connected and manage with the foundation of responsible terminal signaling agreement of management and business datum.Professional generation module is responsible for professional generation such as data, speech, and timer module is responsible for the control of professional rise time attribute, and the terminal parameter configuration module is responsible for storing the configuration information that obtains from mutual control assembly.Its workflow is as follows: at first terminal use's assembly carries out information interaction by communication interface modules and mutual control assembly, obtains the terminal parameter configuration information.After emulation began, the professional connection with administration module sent service connection request, and according to corresponding response, the generation of control business datum and signaling data.Deliver in the corresponding simulation computer by communication interface simultaneously.The realization of can programming of the communication interface here also can utilize ready-made ICP/IP protocol stack transportation protocol data.
Fig. 6 is multi-machine collaborative emulation interface unit, and this unit is the crucial component units of system, comprises the protocol data modular converter, grouping routing module, mutual control agent module.Mainly finish the conversion of protocol data, the local agent of the route of interface grouped data and the mutual control assembly of conduct.Its theory of constitution is as follows: its bottom transmission structure of multi-machine collaborative emulation interface unit can also dynamically obtain the respective packets that other main frame sends by the corresponding external interface function of OPNET based on OPNET SITL function.The protocol data modular converter is responsible for extracting the grouped data that communication counterpart sends, and the simulation configurations of preserving according to mutual control agent module, classification and conversion that protocol data is correlated with.Under the control of mutual control agent module, grouped data is passed to the grouping routing module simultaneously.The address information of grouping routing module inquiry packets passes to corresponding inner simulation node with it by suitable path.In like manner, oppositely the output grouping at first enters corresponding output queue by the grouping routing module, under the control of mutual control agent module, carries out the corresponding protocol data transaction simultaneously, to convert the grouping that is fit to external transmission and compatible bottom transmission means to.
Claims (8)
1. satellite mobile communication network multi-machine collaborative simulation system, it is characterized in that, described system comprises user terminal assembly, mobile-satellite assembly, networking component, mutual control assembly and display module as a result, and described mutual control assembly is connected with display module data as a result with described user terminal assembly, mobile-satellite assembly, networking component respectively;
Described user terminal assembly is realized the collection and the transmission control of business information;
Described mobile-satellite assembly is realized the configuration and the emulation of mobile-satellite entity function, the execution of control mobile-satellite simulation process;
Described networking component is realized the configuration and the emulation of mobile satellite network entity function, the execution of control mobile satellite network entity simulation process;
Described mutual control assembly is realized coordination and the control between each assembly of system;
Described display module is as a result realized the demonstration of predefine simulation result and dynamic simulation data.
2. satellite mobile communication network multi-machine collaborative simulation system as claimed in claim 1 is characterized in that, described system makes up based on OPNET modeler.
3. satellite mobile communication network multi-machine collaborative simulation system as claimed in claim 1, it is characterized in that described user terminal assembly comprises professional connection and administration module, professional generation module, timer module, terminal parameter configuration module and end-user interface and network communication interface module;
Described professional connect with administration module respectively with described professional generation module, timer module, the terminal parameter configuration module is connected with the end-user interface data;
Describedly professional connect, be connected and manage with the foundation of administration module realization terminal signaling agreement and business datum;
Described professional generation module is realized professional generation;
Described timer module realizes the control of professional rise time attribute;
The configuration information that described terminal parameter configuration module storage obtains from described mutual control assembly.
4. satellite mobile communication network multi-machine collaborative simulation system as claimed in claim 1 is characterized in that, described mobile-satellite assembly comprises multi-machine collaborative emulation interface unit, satellite protocol simulation unit and satellite nonshared control unit;
Described satellite nonshared control unit is connected with satellite protocol simulation unit data with described multi-machine collaborative emulation interface unit respectively;
The conversion of multimachine interface protocol data, the route of interface grouped data and the local agent of the mutual control assembly of conduct are realized in described multi-machine collaborative emulation interface unit;
Described satellite protocol simulation unit operation inside satellite signaling and data protocol;
Described satellite nonshared control unit configuration and management mobile-satellite.
5. satellite mobile communication network multi-machine collaborative simulation system as claimed in claim 1 is characterized in that, described networking component comprises multi-machine collaborative emulation interface unit, network agreement artificial unit and network-specific control unit;
Described network-specific control unit is connected with the network agreement artificial cell data with described multi-machine collaborative emulation interface unit respectively;
The conversion of multimachine interface protocol data, the route of interface grouped data and the local agent of the mutual control assembly of conduct are realized in described multi-machine collaborative emulation interface unit;
The core net of described network agreement artificial unit operation satellite mobile communication network or the signaling and the data protocol of Access Network;
Described network-specific control unit disposes and manages described core net or Access Network.
6. satellite mobile communication network multi-machine collaborative simulation system as claimed in claim 1, it is characterized in that, described mutual control assembly comprises: communication interface modules, interactive maintenance and control module, and the user interface that is connected with the control module data with described interactive maintenance, simulation parameter memory module, simulating scenes generation module and computing module as a result.
7. as claim 4 or 5 described satellite mobile communication network multi-machine collaborative simulation systems, it is characterized in that, described multi-machine collaborative emulation interface unit comprises the protocol data modular converter, the grouping routing module, mutual control agent module, the protocol data modular converter mainly is responsible for the conversion work between simulation protocol data and live network data or the real equipment agreement, the route and the transmission work of dividing into groups between the functional entity that the mainly responsible assembly of grouping routing module links to each other, mutual control agent module mainly is responsible for communicating with mutual control assembly, on-the-fly modifying simulation parameter, and obtain final simulation result.
8. a satellite mobile communication network multi-machine collaborative emulation mode is characterized in that, described method comprises the following steps:
1) user terminal assembly, mobile-satellite assembly, networking component and as a result display module register to mutual control assembly, obtain id information separately, and obtain the dynamic network topology structural information;
2) mutual control assembly scanning user's registration information, determine that simulating scheme is errorless after, opens described each assembly, and according to the parameter of described each assembly of setting arrangements, or according to the user's request dynamically-adjusting parameter;
3) described each assembly obtains parameter separately, and configuration corresponding interface, and Dynamic Extraction simulation result are transferred to mutual control assembly and handled;
4) mutual control assembly is handled simulation result according to user's request, and simulation result and/or image that needs are shown send display module as a result to;
5) display module shows described simulation result and/or image as a result.
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| CN102271288A (en) * | 2011-08-09 | 2011-12-07 | 宋健 | Method for designing OTT TV (over-the-top television) oriented multimodal remote control device |
| CN103970031A (en) * | 2014-05-16 | 2014-08-06 | 中国人民解放军装备学院 | Satellite simulator integration and simulation system and simulation method |
| CN104270793A (en) * | 2014-09-18 | 2015-01-07 | 北京邮电大学 | Resource allocation method based on satellite cooperative transmission |
| CN105704750A (en) * | 2016-04-06 | 2016-06-22 | 西安交通大学 | End-to-end link simulation method in satellite mobile communication system level simulation |
| CN106094564A (en) * | 2016-06-08 | 2016-11-09 | 江西洪都航空工业集团有限责任公司 | A kind of multi-aircraft cooperative combat Simulation Control device |
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| CN102271288A (en) * | 2011-08-09 | 2011-12-07 | 宋健 | Method for designing OTT TV (over-the-top television) oriented multimodal remote control device |
| CN103970031A (en) * | 2014-05-16 | 2014-08-06 | 中国人民解放军装备学院 | Satellite simulator integration and simulation system and simulation method |
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| CN115276764A (en) * | 2022-07-06 | 2022-11-01 | 四川创智联恒科技有限公司 | Comprehensive simulation system, method and storage medium for low earth orbit satellite access network system |
Also Published As
| Publication number | Publication date |
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| CN101873652A (en) | 2010-10-27 |
| CN101867959B (en) | 2012-10-10 |
| CN101873652B (en) | 2012-10-10 |
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