CN101917734A - GSM-R (Global System for Mobile Communication-Railway) network routing test and optimization analysis system - Google Patents
GSM-R (Global System for Mobile Communication-Railway) network routing test and optimization analysis system Download PDFInfo
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Abstract
The invention discloses a GSM-R (Global System for Mobile Communication-Railway) network routing test and optimization analysis system which comprises onboard equipment, ground equipment and comprehensive analyzing equipment, wherein the onboard equipment, the ground equipment and the comprehensive analyzing equipment are matched to finish the routing test and optimization analysis process on a GSM-R network; and the onboard equipment is used for simulating a mobile subscriber to transmit test data or give a voice call to the ground equipment, and receiving the interactive information of the ground equipment and transmitting relevant information to the ground comprehensive analyzing equipment by GPRS (General Packet Radio Service) after carrying out primary analysis processing, and the ground comprehensive analyzing equipment is used for carrying out analysis processing. The system effectively realizes functions of GSM-R network voice business QoS (Quality of Service) test, GSM-R network circuit domain data business QoS test, GSM-R network grouping domain data business QoS test, GSM-R network short message business QoS test, GSM-R network event analysis, GSM-R network optimization comprehensive analysis, and the like.
Description
Technical field
The application relates to the communications field, particularly relates to a kind of GSM-R network road measurement and optimizes analytical system.
Background technology
The test of GSM-R network QoS is a kind of necessary means of the network optimization, it be build up at the mobile network of GSM-R system engineering during and after, during the mobile network of GSM-R system engineering built up and after, it is the network optimization activity of purpose that the GSM-R mobile network is covered improvement, QoS of survice test and performance guarantee, the target of network QoS test makes the requirement of network conforms GSM-R system QoS performance acceptance index when being network optimization, to ensure operation of GSM-R network high-quality and normal the use.
The GSM network has moved for a long time at home, its network optimization instrument--drive test product is very ripe, can carry out every network service quality tests such as speech business QoS, GPRS data service QoS, network parameter and the incident test of GSM network, can with the combination of gps satellite navigation system, observe drive test route, and support the data playback function, and generate Word, Excel form automatically.In network optimization processes such as GSM network quality statistics, anomalous event analysis, bringing into play the effect that becomes more and more important.
Present stage GSM drive test product adopts control section to add the pattern of data collecting part mostly.Control section is generally notebook computer and adds the testing software of research and development voluntarily, and part of data acquisition then is a testing mobile phone.Drive test Product Interface close friend operates more flexibly, and the testing mobile phone model of support is many, can support the multi-section testing mobile phone simultaneously, finishes multinomial test index within a short period of time.
The GSM-R network comes from GSM, and has increased the peculiar business of a lot of railways thereon, for the railway transportation cause provides powerful communication support.In recent years, the GSM-R network has been obtained fast development in China, and Qinghai-Tibet Railway, Qun Dynasty's line, Jiao Ji Railway Line, Wuhan-Guangzhou passenger-dedicated line etc. are built the GSM-R network in succession.Large scale construction and utilization along with the GSM-R network, everybody recognizes that gradually the factor that influences network quality not only comprises design, planning, the prior network that is builds up regular maintenance, optimization afterwards, just under this background, some companies begin to research and develop GSM-R network optimization product, and the drive test instrument is wherein a kind of.
GSM-R drive test product is used for reference GSM drive test product experience mostly, and function and structure are similar with it, and difference is that GSM-R drive test product is tested content and index that railway comparatively is concerned about according to the test specification of GSM-R network.
Though GSM-R drive test product is abroad arranged at present, it does not have to develop once more at the GSM-R network of China Express Railway carrying CTCS-3 level train control system fully, can not be directly applied for China GSM-R network.
At home, GSM-R drive test product is used less, and function is not perfect, can not provide at the aggregation of data of the high-speed railway network optimization and analyze analytic function, can't be applied to network evaluation.
Summary of the invention
For solving the problems of the technologies described above, the embodiment of the present application provides a kind of GSM-R network road measurement and optimizes analytical system, functional drive test processes such as the statistics of collection, test index of network signal and signaling parsing can be realized, aggregation of data analytic function can be effectively realized the high-speed railway network optimization.Technical scheme is as follows:
A kind of GSM-R network road measurement and optimization analytical system comprise: mobile unit, ground installation and analysis-by-synthesis equipment;
Described mobile unit, ground installation and analysis-by-synthesis equipment cooperate drive test and the optimization analytic process of finishing described GSM-R network;
Wherein: described mobile unit is used to simulate the mobile subscriber and sends test data or initiate audio call to described ground installation, receive the interactive information that described ground installation returns, test data is carried out being sent to described analysis-by-synthesis equipment after the analyzing and processing according to described interactive information;
Described ground installation is used to the transmitting-receiving or the audio call process that cooperate described mobile unit to finish data, and test data is handled the described analysis-by-synthesis equipment that is sent to;
Described analysis-by-synthesis equipment is used for the test data of described mobile unit and ground installation transmission is carried out analysis-by-synthesis and processing, and the test result of network performance parameter is provided to the user.
Above-mentioned system, preferred, described mobile unit comprises: GSM-R test module, GPS module, wheel shaft detection module, GPRS test module, axle sensor, Operation display module and main control module;
Wherein: described GRM-R test module is used for the index test of circuit domain voice service and data service, finishes the conversion of the signal of telecommunication and radiofrequency signal; Be connected with described main control module, finish the execution of described index test alternately with described main control module;
Described GPS module is used to receive satellite fix information; Be connected with described main control module, GPS position location information and time synchronization information are synchronized in the test data in the described main control module;
Described GPRS test module is connected with described ground installation with described main control module respectively; Be used for transfer of data communication between described mobile unit and the ground installation;
Described axle sensor is arranged on the wheel shaft of described mobile unit, is connected with described wheel shaft detection module, is used to gather wheel shaft revolution pulse information, and described information is sent to described wheel shaft detection module;
Described wheel shaft detection module is used to receive the information that described axle sensor transmits, and by calculating the positional information of position railway kilometer post, connects described main control module, in the test data of described positional information synchronization association in the described main control module;
Described Operation display module is connected with described main control module, is used to the user that man-machine interface is provided, and shows test results and test mode;
Described main control module is used to finish the actuating logic control of test index, and the control of operation flow for displaying; Test execution synchronously, collecting test end side space interface signaling information and test control information.
Above-mentioned system, preferred, described mobile unit also comprises memory module, described memory module is connected with described main control module, is used for the data after described main control module collection and the processing are stored.
Above-mentioned system, preferred, described ground installation comprises server unit and embedded ISDN integrated circuit board;
Described server unit is used to control the foundation of communicating by letter, transfer of data and the sign off process of described ISDN integrated circuit board and GSM-R network;
Described ISDN integrated circuit board is used to provide the described ground installation required interface that is connected with described GSM-R network, cooperate mobile unit to finish the transmitting-receiving of data or the calling procedure of voice, and will send to the floor synthetic analytical equipment by wired connection after the test data preliminary treatment.
Above-mentioned system, preferred, described analysis-by-synthesis equipment comprises signaling parsing module, analysis-by-synthesis module and electronic chart display module;
Described signaling parsing module is used for the parsing behind the signal collecting of test process, and described signaling is sent to described analysis-by-synthesis module;
Described analysis-by-synthesis module is used for the signaling that receives is carried out real-time analysis, analyzes to draw important network event and network state and analysis result;
Described electronic chart display module is used to show geographical location information and line information, and the spectroscopic analysis object information.
Above-mentioned system, preferred, described mobile unit adopts the 8W modular design.
The technical scheme that is provided by above the embodiment of the present application as seen, GSM-R network road measurement provided by the invention is cooperated by mobile unit, ground installation and analysis-by-synthesis equipment with the optimization analytical system to be finished test process and provides test result, mobile unit simulation mobile subscriber equipment earthward sends test data or initiates audio call, receive the interactive information of ground installation, after carrying out preliminary analyzing and processing, relevant information is sent to the floor synthetic analytical equipment by GPRS, carry out analyzing and processing by the floor synthetic analytical equipment; Functions such as the test of GSM-R voice-over-net QoS of survice, GSM-R lattice network domain data service QoS test, GSM-R network packet domain data service QoS test, GSM-R network short message service QoS test, the analysis of GSM-R network event, GSM-R network optimization analysis-by-synthesis have effectively been realized.
Description of drawings
In order to be illustrated more clearly in the embodiment of the present application or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, the accompanying drawing that describes below only is some embodiment that put down in writing among the application, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is disclosed GSM-R network road measurement of the embodiment of the present application and the structure chart of optimizing analytical system;
Fig. 2 is disclosed GSM-R network road measurement of the embodiment of the present application and the composition schematic diagram of optimizing mobile unit in the analytical system;
Fig. 3 is a disclosed GSM-R network road measurement of the embodiment of the present application and a detailed schematic diagram of forming of optimizing mobile unit in the analytical system;
Fig. 4 is disclosed GSM-R network road measurement of the embodiment of the present application and the composition schematic diagram of optimizing ground installation in the analytical system;
Fig. 5 is disclosed GSM-R network road measurement of the embodiment of the present application and the composition schematic diagram of optimizing analysis-by-synthesis equipment in the analytical system;
Fig. 6 is disclosed GSM-R network road measurement of the embodiment of the present application and the application scenarios schematic diagram of optimizing analytical system;
Fig. 7 is disclosed GSM-R network road measurement of the embodiment of the present application and the workflow diagram of optimizing analytical system.
Embodiment
In order to make those skilled in the art person understand the application's scheme better.Below in conjunction with the accompanying drawing in the embodiment of the present application, the technical scheme in the embodiment of the present application is clearly and completely described, obviously, described embodiment only is the application's part embodiment, rather than whole embodiment.Based on the embodiment among the application, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all should belong to the scope of the application's protection.
The structure chart of disclosed GSM-R network road measurement of the embodiment of the present application and optimization analytical system comprises as shown in Figure 1:
Above-mentioned mobile unit 101, ground installation 102 and analysis-by-synthesis equipment 103 cooperate drive test and the optimization analytic process of finishing the GSM-R network;
Wherein: mobile unit 101 is used to simulate mobile subscriber equipment 102 transmission test datas or initiation audio call earthward, receive the interactive information that ground installation 102 returns, test data is carried out being sent to analysis-by-synthesis equipment 103 after the analyzing and processing according to above-mentioned interactive information;
Analysis-by-synthesis equipment 103 is used for the test data of mobile unit 101 and ground installation 102 transmissions is carried out analysis-by-synthesis and processing, and the test result of network performance parameter is provided to the user.
By above content as can be known, mobile unit and ground installation fit into the test process of line data and voice, and test data is sent to analysis-by-synthesis equipment.Analysis-by-synthesis equipment is general purpose computing device, be connected with webmaster GPRS Support Node GGSN on the one hand, receive the test data that mobile unit sends in the GPRS mode from GGSN, on the other hand, analysis-by-synthesis equipment is connected in wired mode with ground installation, receives the test data of ground installation.After the test data of the reception of analysis-by-synthesis equipment and storage mobile unit and ground installation, data are carried out analysis-by-synthesis and processing, the test result of network performance parameter is provided to the user.
The composition schematic diagram of mobile unit comprises: GSM-R test module 201, GPS module 202, wheel shaft detection module 205, GPRS test module 203, axle sensor 206, Operation display module 207 and main control module 204 as shown in Figure 2 in disclosed GSM-R network road measurement of the embodiment of the present application and the optimization analytical system;
Wherein: GSM-R test module 201 is used for the index test of circuit domain voice service and data service, finishes the conversion of the signal of telecommunication and radiofrequency signal; Be connected with main control module 204, finish the execution of described index test alternately with main control module;
Wheel shaft detection module 205 is used to receive the information that axle sensor transmits, and by calculating the positional information of position railway kilometer post, connects main control module 204, in the test data of above-mentioned positional information synchronization association in the main control module 204;
One of mobile unit forms schematic diagram as shown in Figure 3 in detail in disclosed GSM-R network road measurement of the embodiment of the present application and the optimization analytical system, mobile unit also comprises memory module 208, memory module 208 is connected with main control module 204, is used for the data after main control module 204 collections and the processing are stored.
Need be to what above-mentioned each module described:
Mobile unit can be connected to top antenna based on the vehicle-mounted modular design of 8W, simultaneously the index test function of support voice business, CSD business and gprs service.
GSM-R test module function is the terminal Executive Module of circuit domain voice service and data service index test;
The function of GPRS test module is the transfer of data communication between the car ground, with main control module by inside cable, be connected by wave point with the GSM-R network, finish main control module and handle communicating by letter of back data and test data and ground installation;
The GPS module is provided with antenna, finishes from train top reception satellite fix information, and is connected with main control module, GPS position location information and time synchronization information is synchronized in the main control module, with the test data association store;
Axle sensor is installed on the train wheel shaft, be responsible for to gather train wheel shaft revolution pulse information, is sent in the wheel shaft detection module in the compartment by cable;
The wheel shaft detection module is used to receive the information of axle sensor, according to certain algorithm, calculates the information of railway kilometer post;
The function of main control module is to finish the actuating logic control of test index, and the control of operation flow for displaying; Test execution synchronously, collecting test end side space interface signaling and test control information; Be connected with the GSM-R test module, control it and carry out test process; Be connected with the GPRS module, mutual with ground installation, transmit various data; Be connected the collection position synchronizing information with the wheel shaft detection module; Link to each other acquisition time information with GPS; Be connected with Operation display module, the information after handling offered the foreground show; Link to each other with memory module, the data after gathering and handling are stored;
Operation display module provides man-machine interface for the user, provides test result to show in real time and the measurement status display function; Also have functions such as system configuration and data configuration.
The disclosed GSM-R network road measurement of the embodiment of the present application and the composition schematic diagram of optimizing ground installation in the analytical system as shown in Figure 4, ground installation comprises server unit 301 and embedded ISDN integrated circuit board 302;
ISDN integrated circuit board 302 is used to provide the ground installation required interface that is connected with the GSM-R network, cooperates mobile unit to finish the calling procedure of the shipping and receiving voice of data, and will send to the floor synthetic analytical equipment by wired connection after the test data preliminary treatment.
Be built-in with the ground simulation service software in the above-mentioned server unit, transfer of data and sign off etc. are set up in the communication when function is connected with the switch of GSM-R core net for control ISDN integrated circuit board.
The built-in ISDN card of ground installation, the PRI interface that is connected required with GSM-R network MSC is provided, cooperate mobile unit to finish the transmitting-receiving of data or the calling procedure of voice, to send to floor synthetic equipment by wired connection after the test data preliminary treatment, carry out unified analyzing and processing by analysis-by-synthesis equipment.
The disclosed GSM-R network road measurement of the embodiment of the present application and the composition schematic diagram of optimizing analysis-by-synthesis equipment in the analytical system as shown in Figure 5, analysis-by-synthesis equipment comprises signaling parsing module 401, analysis-by-synthesis module 402 and electronic chart display module 403;
Signaling parsing module 401 is used for resolving behind the signal collecting to test process, and above-mentioned signaling is sent to analysis-by-synthesis module 402;
Analysis-by-synthesis module 402 is used for the signaling that receives is carried out real-time analysis, analyzes to draw important network event and network state and analysis result;
Electronic chart display module 403 is used to show geographical location information and line information, and the spectroscopic analysis object information.
Need be to what above-mentioned analysis-by-synthesis equipment described:
Analysis-by-synthesis equipment is based on collection, parsing and analysis to real-time signaling of when test, analyze and write down important networking event and state, and embedding MAPINFO electronic chart function, can the graphic interface mode show geographical location information and line information, in map in real time display column garage carry put, the critical network event and state, and current server sub-district incoming level, the current service cell quality of reception etc.The parsing of the real-time demonstration of support space interface signaling, inquiry, important parameter, and can generate single purpose statement, as measurement report, switching position, sub-district etc.; The derivation of support form, printing function etc.
System adopts gps time simultaneous techniques and integrated meter apart from technology, has realized that intrasystem time synchronized and geographical position are synchronous.System adopts the GPS locate mode to position, at MAPINFO electronic map positioning train longitude and latitude; Simultaneity factor is by the axle count sensor in the mobile unit, detect train kilometer mark, velocity information from the train axle counting system, and it is related with network signal information, GPS information and test data information, the kilometer post information more familiar with the railway personnel shows train position, makes things convenient for tester's applied analysis.
The disclosed GSM-R network road measurement of the embodiment of the present application and the application scenarios schematic diagram of optimizing analytical system as shown in Figure 6, ground installation, mobile unit and analysis-by-synthesis equipment all are connected with GSM-R, finish drive test and optimization analytic process to the GSM-R network.
The workflow diagram of disclosed GSM-R network road measurement of the embodiment of the present application and optimization analytical system as shown in Figure 7, Fig. 7 has fully described the process that mobile unit, ground installation and analysis-by-synthesis equipment cooperatively interact and finishes test process and provide test result, has effectively realized functions such as the test of GSM-R voice-over-net QoS of survice, GSM-R lattice network domain data service QoS test, GSM-R network packet domain data service QoS test, GSM-R network short message service QoS test, the analysis of GSM-R network event, GSM-R network optimization analysis-by-synthesis.
The disclosed system of the embodiment of the present application adopts the mode that continues to carry out audio call or continue transmission data (comprising circuit domain and packet domain) that respective services quality (QoS) index of speech business, circuit data service and GPRS data service is tested, critical network parameter in the collecting test process is analyzed important network event simultaneously.
During test, mobile unit is placed on the instruction carriage.In order to improve testing efficiency, guarantee test car round trip is finished test event as much as possible, reduces the integrated testability time, can increase the quantity of acquisition module.
Each embodiment in this specification all adopts the mode of going forward one by one to describe, and identical similar part is mutually referring to getting final product between each embodiment, and each embodiment stresses all is difference with other embodiment.The above only is the application's a embodiment; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the application's principle; can also make some improvements and modifications, these improvements and modifications also should be considered as the application's protection range.
Claims (6)
- A GSM-R network road measurement with optimize analytical system, it is characterized in that, comprising: mobile unit, ground installation and analysis-by-synthesis equipment;Described mobile unit, ground installation and analysis-by-synthesis equipment cooperate drive test and the optimization analytic process of finishing described GSM-R network;Wherein: described mobile unit is used to simulate the mobile subscriber and sends test data or initiate audio call to described ground installation, receive the interactive information that described ground installation returns, test data is carried out being sent to described analysis-by-synthesis equipment after the analyzing and processing according to described interactive information;Described ground installation is used to the transmitting-receiving or the audio call process that cooperate described mobile unit to finish data, and test data is handled the described analysis-by-synthesis equipment that is sent to;Described analysis-by-synthesis equipment is used for the test data of described mobile unit and ground installation transmission is carried out analysis-by-synthesis and processing, and the test result of network performance parameter is provided to the user.
- 2. system according to claim 1 is characterized in that, described mobile unit comprises: GSM-R test module, GPS module, wheel shaft detection module, GPRS test module, axle sensor, Operation display module and main control module;Wherein: described GSM-R test module is used for the index test of circuit domain voice service and data service, finishes the conversion of the signal of telecommunication and radiofrequency signal; Be connected with described main control module, finish the execution of described index test alternately with described main control module;Described GPS module is used to receive satellite fix information; Be connected with described main control module, GPS position location information and time synchronization information are synchronized in the test data in the described main control module;Described GPRS test module is connected with described ground installation with described main control module respectively; Be used for transfer of data communication between described mobile unit and the ground installation;Described axle sensor is arranged on the wheel shaft of described mobile unit, is connected with described wheel shaft detection module, is used to gather wheel shaft revolution pulse information, and described information is sent to described wheel shaft detection module;Described wheel shaft detection module is used to receive the information that described axle sensor transmits, and by calculating the positional information of position railway kilometer post, connects described main control module, in the test data of described positional information synchronization association in the described main control module;Described Operation display module is connected with described main control module, is used to the user that man-machine interface is provided, and shows test results and test mode;Described main control module is used to finish the actuating logic control of test index, and the control of operation flow for displaying; Test execution synchronously, collecting test end side space interface signaling information and test control information.
- 3. system according to claim 2 is characterized in that described mobile unit also comprises memory module, and described memory module is connected with described main control module, is used for the data after described main control module collection and the processing are stored.
- 4. system according to claim 1 is characterized in that, described ground installation comprises server unit and embedded ISDN integrated circuit board;Described server unit is used to control the foundation of communicating by letter, transfer of data and the sign off process of described ISDN integrated circuit board and GSM-R network;Described ISDN integrated circuit board is used to provide the described ground installation required interface that is connected with described GSM-R network, cooperate mobile unit to finish the transmitting-receiving of data or the calling procedure of voice, and will send to the floor synthetic analytical equipment by wired connection after the test data preliminary treatment.
- 5. system according to claim 1 is characterized in that, described analysis-by-synthesis equipment comprises signaling parsing module, analysis-by-synthesis module and electronic chart display module;Described signaling parsing module is used for the parsing behind the signal collecting of test process, and described signaling is sent to described analysis-by-synthesis module;Described analysis-by-synthesis module is used for the signaling that receives is carried out real-time analysis, analyzes to draw important network event and network state and analysis result;Described electronic chart display module is used to show geographical location information and line information, and identifies analysis result information on map.
- 6. system according to claim 2 is characterized in that, described mobile unit adopts the 8W modular design.
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