CN114900808A - GSM-R radio station wireless timeout fault analysis method and system - Google Patents

GSM-R radio station wireless timeout fault analysis method and system Download PDF

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Publication number
CN114900808A
CN114900808A CN202210448061.9A CN202210448061A CN114900808A CN 114900808 A CN114900808 A CN 114900808A CN 202210448061 A CN202210448061 A CN 202210448061A CN 114900808 A CN114900808 A CN 114900808A
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gsm
radio
radio station
station
trace data
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CN114900808B (en
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朱海霞
丁奕
熊玉姣
毛新德
谷宇
麻吉泉
熊伟
申思
牛莹
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Shandong Traffic Control Technology Co ltd
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Shandong Traffic Control Technology Co ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/16—Communication-related supplementary services, e.g. call-transfer or call-hold
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/24—Reselection being triggered by specific parameters
    • H04W36/30—Reselection being triggered by specific parameters by measured or perceived connection quality data
    • H04W36/305—Handover due to radio link failure
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/30—Services specially adapted for particular environments, situations or purposes
    • H04W4/40—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]
    • H04W4/42—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for mass transport vehicles, e.g. buses, trains or aircraft
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/30—Services specially adapted for particular environments, situations or purposes
    • H04W4/40—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]
    • H04W4/44—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for communication between vehicles and infrastructures, e.g. vehicle-to-cloud [V2C] or vehicle-to-home [V2H]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

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  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
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  • Mobile Radio Communication Systems (AREA)

Abstract

The invention provides a method and a system for analyzing radio overtime faults of a GSM-R radio station, wherein the method comprises the following steps: under the condition that a radio overtime fault occurs in a GSM-R radio station, acquiring Trace data of the GSM-R radio station through an MRM (radio memory management) module of the GSM-R radio station; wherein the Trace data comprises Um port data between the GSM-R radio station and a base station; and analyzing the reason of the radio overtime fault of the GSM-R radio station according to the Trace data. The invention can analyze the reason of the wireless overtime fault more accurately, the method is simple, and only the MRM module in the existing GSM-R radio station needs to be replaced.

Description

GSM-R radio station wireless timeout fault analysis method and system
Technical Field
The invention relates to the technical field of vehicle-mounted GSM-R radio stations of high-speed trains, in particular to a method and a system for analyzing wireless timeout faults of the GSM-R radio stations.
Background
The CTCS 3-grade GSM-R (GSM for railroad mobile communication system) station adopts a dual architecture design, and its logical relationship with other devices in an on-board ATP (Automatic Train Protection system) device is as shown in fig. 1 below.
In fig. 1, MRM (Mobile Resource Management) represents a GSM-R Mobile terminal module conforming to MRM specifications. Each including an MRM, a GSM-R communication module and associated power modules. For the convenience of accident analysis, the GSM-R radio station is designed to be independent of the recording modules of the 1-system and the 2-system, is responsible for intercepting data communication between the RIME module and the GSM-R communication module of each system and data communication between the GSM-R communication module and the MRM module, and simultaneously receives state data sent by the GSM-R communication module and provides a data recording function. The MRM module has no data recording function, and records data through the GSM-R recording module, wherein the recorded data are vehicle-mounted ATP equipment data. The structure of a GSM-R station in a car ATP device is shown in fig. 2.
Due to the frequent occurrence of radio timeout faults of the CTCS 3-level GSM-R radio station, the prior art performs radio timeout fault analysis by collecting GSM-R network interface data, as shown in fig. 3. The interface data typically includes Abis interface data, A interface data, PRI interface data, and Igsm-r interface. The Abis Interface is a communication Interface between the base station controller and the base station transceiver system, the a Interface is a communication Interface between the base station controller and the base station subsystem, the PRI (Primary Rate Interface) Interface is a communication Interface between the base station subsystem and the RBC (Radio Block Center), and the Igsm-R Interface is a communication Interface between the vehicle-mounted ATP Radio module RIME and the GSM-R Radio station. The wireless overtime fault cannot be accurately positioned through the ground data, and the analysis is difficult.
Disclosure of Invention
The invention provides a method and a system for analyzing a wireless timeout fault of a GSM-R radio station, which are used for solving the defects that the wireless timeout fault cannot be accurately positioned and is difficult to analyze in the prior art, and the method and the system for improving the accuracy of the wireless timeout fault positioning are simple.
The invention provides a GSM-R radio station wireless timeout fault analysis method, which comprises the following steps:
under the condition that a radio overtime fault occurs in a GSM-R radio station, acquiring Trace data of the GSM-R radio station through an MRM (radio memory management) module of the GSM-R radio station; wherein the Trace data comprises Um port data between the GSM-R radio station and a base station;
and analyzing the reason of the radio overtime fault of the GSM-R radio station according to the Trace data.
According to the method for analyzing the radio overtime fault of the GSM-R radio station, the method for acquiring the Trace data of the GSM-R radio station through the MRM module of the GSM-R radio station comprises the following steps:
acquiring Trace data of the MRM module under different communication modes by the MRM module of the GSM-R radio station;
the communication mode comprises an idle mode, a dedicated mode and a listening mode;
in the idle mode, the MRM module is in an AT command state;
in the dedicated mode, the MRM module is in a data communication state;
in a communication mode, the MRM module listens for multicast calls or broadcast calls.
According to the invention, the MRM module comprises a DB15 connector;
the analyzing the reason of the radio overtime fault of the GSM-R radio station according to the Trace data comprises the following steps:
downloading the Trace data through a software programming cable of the MRM module; one end of the software programming cable is connected with the DB15 connector, and the other end of the software programming cable is connected with a downloading terminal;
and analyzing the reason of the radio overtime fault of the GSM-R radio station according to the downloaded Trace data.
According to the method for analyzing the radio timeout fault of the GSM-R radio station, when the radio timeout fault occurs in the GSM-R radio station, the method for acquiring the Trace data of the GSM-R radio station through the MRM module of the GSM-R radio station comprises the following steps:
testing whether the MRM module normally establishes a wireless call and recording data of the call;
testing whether the signal strength value in the recorded data changes when the signal field strength of the wireless call changes;
performing a copying test on the MRM module, and judging whether the recording duration of the recorded data reaches a preset range;
after all tests on the MRM module pass, if a radio overtime fault occurs in a GSM-R radio station, acquiring Trace data of the GSM-R radio station through the MRM module of the GSM-R radio station.
According to the method for analyzing the radio timeout fault of the GSM-R radio station, provided by the invention, the analysis of the reason of the radio timeout fault of the GSM-R radio station according to the Trace data comprises the following steps:
determining whether the communication process of the GSM-R radio station is interrupted or not according to the CC message or the AT instruction in the Trace data;
if the communication process of the GSM-R radio station is interrupted, determining whether the reason of the radio overtime fault of the GSM-R radio station is network abnormality or not according to the radio environment of the position of the train where the GSM-R radio station is located AT the recording time of the CC message or the AT instruction;
and if the reason of the radio overtime fault of the GSM-R radio station is not the network abnormity, determining whether the reason of the radio overtime fault of the GSM-R radio station is the abnormity of the MRM module or the abnormity of the GSM-R radio station according to the running state information of the MRM module or the running state information of the GSM-R radio station in the Trace data.
According to the method for analyzing the radio timeout fault of the GSM-R radio station, provided by the invention, whether the cause of the radio timeout fault of the GSM-R radio station is network abnormality or not is determined according to the radio environment of the position of the train where the GSM-R radio station is located at the recording time, and the method comprises the following steps:
judging whether the recording time of the CC message or the AT instruction is consistent with the running time of the train or not;
and if the recording time is consistent with the driving time, determining whether the reason of the radio overtime fault of the GSM-R radio station is network abnormity according to the radio environment of the train where the GSM-R radio station is located at the position of the recording time.
The invention also provides a system for analyzing the radio overtime fault of the GSM-R radio station, which comprises the following components:
the acquisition module is used for acquiring Trace data of the GSM-R radio station through the MRM module of the GSM-R radio station under the condition that the GSM-R radio station has a wireless overtime fault; wherein the Trace data comprises Um port data between the GSM-R radio station and a base station;
and the analysis module is used for analyzing the reason of the radio overtime fault of the GSM-R radio station according to the Trace data.
The invention also provides an electronic device, which comprises a memory, a processor and a computer program stored on the memory and capable of running on the processor, wherein the processor executes the program to realize the GSM-R radio timeout fault analysis method.
The present invention also provides a non-transitory computer readable storage medium having stored thereon a computer program which, when executed by a processor, implements a GSM-R radio timeout fault analysis method as described in any of the above.
The invention also provides a computer program product comprising a computer program, wherein the computer program is used for realizing the GSM-R radio station radio timeout fault analysis method when being executed by a processor.
According to the method and the system for analyzing the radio overtime faults of the GSM-R radio station, when the radio overtime faults occur in the GSM-R radio station, the MRM module with the Trace data recording function is used for collecting the Trace data of the GSM-R radio station, and the Trace data comprises Um port data between the GSM-R radio station and a base station, so that the reason of the radio overtime faults is more accurately analyzed, the method is simple, and only the MRM module in the existing GSM-R radio station needs to be replaced.
Drawings
In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed for the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
FIG. 1 is a schematic diagram of the logical relationship between a GSM-R radio station and other devices in a vehicle-mounted device provided by the prior art;
FIG. 2 is a schematic structural diagram of a CTCS3 vehicle-mounted device provided by the prior art;
FIG. 3 is a diagram of GSM-R network interface data provided by the prior art;
FIG. 4 is a schematic flow chart of a GSM-R radio station radio timeout fault analysis method provided by the present invention;
FIG. 5 is a schematic structural diagram of a GSM-R radio station radio timeout fault analysis system provided by the present invention;
fig. 6 is a schematic structural diagram of an electronic device provided in the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The following describes a GSM-R radio station radio timeout fault analysis method according to the present invention with reference to fig. 4, which includes: step 401, collecting Trace data of a GSM-R radio station through an MRM module of the GSM-R radio station under the condition that a radio overtime fault occurs in the GSM-R radio station; wherein the Trace data comprises Um port data between the GSM-R radio station and a base station;
the MRM module of the existing GSM-R radio station has no recording function, and the recording module in the GSM-R radio station records data, wherein the recorded data is related data of vehicle-mounted ATP equipment.
And an MRM module with a Trace data recording function is arranged in the GSM-R radio station to acquire Um port data between the GSM-R radio station and the base station and provide a basis for fault judgment. The Um port is also called air interface, which is a communication interface between a mobile terminal (radio station) and a base station transceiver system.
The MRM module with the Trace data recording function can be directly used for replacing the original MRM module in a GSM-R radio station. Software for realizing the Trace data recording function can also be configured in an original MRM module in a GSM-R radio station.
Optionally, the MRM module has 10MByte of internal storage space, the recording rate of the MRM module is 1M/h, and the recording time is about 10 hours. And when the GSM-R radio station has a radio overtime fault, taking out the Trace data.
And step 402, analyzing the reason of the radio overtime fault of the GSM-R radio station according to the Trace data.
Optionally, the time when the radio overtime fault occurs in the GSM-R radio station is determined, and Trace data of a preset time length before and after the time is used as an analysis object. And determining the quality of the current wireless network and the actual strength of the current network according to the wireless communication information of the current cell and the adjacent cell in the Trace data and the cell switching related information. And determining the reason of the wireless overtime fault according to the quality of the current wireless network and the fact whether the actual strength of the current network belongs to the normal range.
And displaying the related information of the current serving cell and the adjacent cell, the analyzed TRACE data, the layer message and the AT command information for reference analysis of the user. The layer message includes an RR message and an MM message.
In the embodiment, under the condition that the radio overtime fault occurs in the GSM-R radio station, the MRM module with the Trace data recording function is used for collecting the Trace data of the GSM-R radio station, and the Trace data comprises Um port data between the GSM-R radio station and the base station, so that the reason analysis of the radio overtime fault is more accurate, the method is simple, and only the MRM module in the existing GSM-R radio station needs to be replaced.
On the basis of the foregoing embodiment, the acquiring Trace data of the GSM-R radio station by the MRM module of the GSM-R radio station in this embodiment includes: acquiring Trace data of the MRM module under different communication modes by the MRM module of the GSM-R radio station;
the communication mode comprises an idle mode, a dedicated mode and a listening mode;
in the idle mode, the MRM module is in an AT command state;
in the dedicated mode, the MRM module is in a data communication state;
in a communication mode, the MRM module listens for multicast calls or broadcast calls.
The contents recorded by the MRM module in different modes are different as shown in table 1. The default mode in the absence of communication is idle mode. The Serving cell may record the current Serving cell number, the BCCH (Broadcast Control Channel) may record the current Broadcast Control Channel number, and BSIC (Base Station Identity Code) is used to record the Base Station Identity Code. C1 is a cell selection parameter for cell selection, and the MRM module will attach to the highest value cell. C2 is a cell reselection parameter, and the cell reselection is based on C2. C2 is formed based on C1 with the addition of some artificial bias parameters, e.g., C1 — C2 without human intervention.
DSC denotes a downlink failure counter, and DSX _ MAX denotes a downlink failure counter maximum value. service state denotes a network service state, where 00 denotes no service, 01 denotes that only an emergency call can be used, 02 denotes normal service, and 03 denotes that the state is undetermined. Lac (location Area code) indicates a location Area code, mcc (mobile Country code) indicates a mobile Country code, mnc (mobile network code) indicates a mobile network code, NCH (Notification channel) indicates a Notification channel, and Notification/NCH indicates that the current Notification is from the NCH. For example, notification 0620eb2b2b2b2b2b2b2b2b2b2b is binary data, is a standard 3GPP defined format, and can be further viewed with decoding tools.
The pagerequest Type 1 is a paging request Type 1. The network pages two mobile stations including paging mode, channels required by mobile stations 1 and 2, mobile identity 1, and mobile identity 2, etc. The systemlnformation Type 2 is a system information Type 2, and the network transmits Control information indicating a RACH (random access Channel) and BCCH information of neighbor cells to all mobile stations on a BCCH (Broadcast Control Channel).
The L1 data is first layer data, i.e., physical layer data. RR data is a radio resource management message, and is controlled by an MS (Mobile Station), a BTS (Base Transceiver Station), and a BSC (Base Station Controller), so as to implement Paging management, encryption management, frequency point allocation, channel allocation, cell handover, measurement, power control, and the like.
MM data is a mobile management message, and is controlled by MS and BSC to realize authentication, identity recognition, location update and TMSI attach.
TABLE 1 Trace data recorded under different modes
Figure BDA0003616211230000081
Figure BDA0003616211230000091
Figure BDA0003616211230000101
On the basis of the above embodiments, the MRM module in this embodiment includes a DB15 connector; the analyzing the reason of the radio overtime fault of the GSM-R radio station according to the Trace data comprises the following steps: downloading the Trace data through a software programming cable of the MRM module; one end of the software programming cable is connected with the DB15 connector, and the other end of the software programming cable is connected with a downloading terminal; and analyzing the reason of the radio overtime fault of the GSM-R radio station according to the downloaded Trace data.
The Trace data can be transmitted through an Ethernet interface, and a real-time data monitoring mode and an offline recording mode are supported. Due to the consideration of field application, the Trace data can be downloaded through the internet access and taken once a day.
When the Trace data is downloaded, a special download line, namely a software programming cable of the MT module is used, one end of the special download line is connected with the DB15 connector, and the other end of the special download line is connected to a network port of a download terminal, so that the TRACE data is downloaded. The fault data downloading of the embodiment is simple, and the Ethernet interface line can be downloaded.
On the basis of the foregoing embodiment, in this embodiment, when a radio timeout fault occurs in a GSM-R radio station, acquiring Trace data of the GSM-R radio station by using an MRM module of the GSM-R radio station includes: testing whether the MRM module normally establishes a wireless call and recording data of the call;
and carrying out wireless call establishment test on the MRM module, testing whether the call function of the MRM module is normal or not, and whether recorded data exist or not, and seeing the AT instruction and the information of the related cell.
Testing whether the signal strength value in the recorded data changes when the signal field strength of the wireless call changes;
and changing the signal field intensity to carry out wireless calling and confirming the recorded data content. When the intensity of the signal field is adjusted, whether the signal intensity value in the recorded data changes along with the intensity of the signal field, and whether the change amplitude is normal or not is recorded.
And performing a copying test on the MRM module, and judging whether the recording duration of the recorded data reaches a preset range.
And performing a copying test on the MRM module, and determining whether the data recording duration reaches a preset range. Alternatively, the preset range is 9 to 10 hours.
In addition, whether the data storage function of the MRM module is normal or not is judged, and whether the stored data can be downloaded smoothly or not is judged.
Before the MRM module is used for acquiring the Trace data, the MRM module is used for acquiring the Trace data under the condition that whether the function of the MRM module is normal or not is tested, and the reliability of the Trace data acquisition is improved.
On the basis of the foregoing embodiment, in this embodiment, the analyzing, according to the Trace data, the cause of the radio timeout fault occurring in the GSM-R radio station includes: determining whether the communication process of the GSM-R radio station is interrupted or not according to the CC message or the AT instruction in the Trace data;
the complete call setup release process comprises the following steps:
1. a call setup procedure.
The Mobile station sends a set up message to the network, after receiving the set up message, the MSC (Mobile Switching Center) performs call connection, and checks to confirm whether to accept the request. If some items can not pass, sending a release complete message to the MS, failing to establish the call, releasing the signaling link at the bottom layer by the MS, and then switching to an idle state; if yes, sending a call proceeding message to the MS.
2. A voice channel assignment process.
After MSC sends out call proceeding to MS, it sends out assignment request message to BSC according to the requirement of service request, and requires BSC to allocate TCH service channel to this call.
3. And (5) a call connection process.
After BSC receives assignment, MSC sends initialization address message to called party, if MSC receives address complete message successfully, then sends alarm and connect message to MS to suggest connection; if the call setup fails for some reason, a release message is received.
4. And releasing the call connection.
5. And releasing the RR connection.
Optionally, after the Trace data is collected, the Trace data is parsed into data in txt or excel format. And screening out CC messages from the analyzed data, wherein the release complete messages and the release messages in the steps belong to the CC messages. And judging whether the communication process is interrupted or not according to the CC message.
If the AT command is a Channel release message or an interrupt assignment message, it can also be determined whether an interrupt occurs during the communication process.
If the communication process of the GSM-R radio station is interrupted, determining whether the reason of the radio overtime fault of the GSM-R radio station is network abnormality or not according to the radio environment of the position of the train where the GSM-R radio station is located at the recording time;
and if the communication process of the GSM-R radio station is interrupted, analyzing the specific reason of the wireless overtime fault according to the wireless environment of the position of the train AT the moment of recording the CC message or the AT instruction.
Specifically, whether the current network is abnormal or not is judged according to a signal level value, a Timing Advance (TA) value, signal quality, a broadcast control channel currently used by the current cell, an independent dedicated control channel and a current service channel of the cell where the train is located. For example, it is determined whether the signal level value is too low, the TA value is out of range, the signal quality is too poor, and whether the handover of the current cell is reasonable and the channel handover is abnormal. Whether the handover of the current cell is reasonable includes whether the number of handovers is too frequent.
And if the reason of the radio overtime fault of the GSM-R radio station is not the network abnormity, determining whether the reason of the radio overtime fault of the GSM-R radio station is the abnormity of the MRM module or the abnormity of the GSM-R radio station according to the running state information of the MRM module or the running state information of the GSM-R radio station in the Trace data.
And if the network of the GSM-R radio station is determined to be normal through analysis, further judging whether the running states of the MRM module and the GSM-R radio station are normal or not. The operation state information of the MRM module includes a restart fault, an abnormal fault, and a CT (Communication Technology) signal abnormality occurring in the field. The running state information of the GSM-R radio station comprises communication board card faults.
According to the embodiment, whether the reason of the radio overtime fault of the GSM-R radio station is a network abnormity, whether the reason is an MRM module abnormity or a GSM-R radio station abnormity is judged through the Trace data, the data is more comprehensive, and the accuracy of radio overtime fault analysis is improved.
On the basis of the foregoing embodiment, in this embodiment, determining whether the cause of the radio timeout fault occurring in the GSM-R radio station is a network anomaly according to the radio environment of the train where the GSM-R radio station is located at the recording time includes: judging whether the recording time of the CC message or the AT instruction is consistent with the running time of the train or not;
and if the recording time is consistent with the driving time, determining whether the reason of the radio overtime fault of the GSM-R radio station is network abnormity according to the radio environment of the train where the GSM-R radio station is located at the position of the recording time.
And (3) checking the time of the CC message or the time of the AT command recorded by the MRM module with the running time of the train, and if the CC message or the AT command is consistent with the running time of the train, determining that the wireless overtime fault does occur AT the moment.
The GSM-R radio station radio timeout fault analysis system provided by the present invention is described below, and the GSM-R radio station radio timeout fault analysis system described below and the GSM-R radio station radio timeout fault analysis method described above may be referred to in correspondence with each other.
As shown in fig. 5, the system comprises an acquisition module 501 and an analysis module 502, wherein:
the acquisition module 501 is configured to acquire Trace data of a GSM-R radio station through an MRM module of the GSM-R radio station when a radio timeout fault occurs in the GSM-R radio station; wherein the Trace data comprises Um port data between the GSM-R radio station and a base station;
the analysis module 502 is configured to analyze the reason for the radio timeout fault occurring in the GSM-R radio station according to the Trace data.
Under the condition that the GSM-R radio station has a wireless overtime fault, the MRM module with a Trace data recording function is used for collecting Trace data of the GSM-R radio station, wherein the Trace data comprises Um port data between the GSM-R radio station and a base station, so that the reason analysis of the wireless overtime fault is more accurate, the method is simple, and only the MRM module in the existing GSM-R radio station needs to be replaced.
Fig. 6 illustrates a physical structure diagram of an electronic device, which may include, as shown in fig. 6: a processor (processor)610, a communication Interface (Communications Interface)620, a memory (memory)630 and a communication bus 640, wherein the processor 610, the communication Interface 620 and the memory 630 communicate with each other via the communication bus 640. Processor 610 may invoke logic instructions in memory 630 to perform a GSM-R radio timeout failure analysis method comprising: under the condition that a radio overtime fault occurs in a GSM-R radio station, acquiring Trace data of the GSM-R radio station through an MRM (radio memory management) module of the GSM-R radio station; wherein the Trace data comprises Um port data between the GSM-R radio station and a base station; and analyzing the reason of the radio overtime fault of the GSM-R radio station according to the Trace data.
In addition, the logic instructions in the memory 630 may be implemented in software functional units and stored in a computer readable storage medium when the logic instructions are sold or used as independent products. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.
In another aspect, the present invention also provides a computer program product, where the computer program product includes a computer program, the computer program can be stored on a non-transitory computer readable storage medium, and when the computer program is executed by a processor, a computer can execute the GSM-R station radio timeout fault analysis method provided by the above methods, and the method includes: under the condition that a radio overtime fault occurs in a GSM-R radio station, acquiring Trace data of the GSM-R radio station through an MRM (radio memory management) module of the GSM-R radio station; wherein the Trace data comprises Um port data between the GSM-R radio station and a base station; and analyzing the reason of the radio overtime fault of the GSM-R radio station according to the Trace data.
In yet another aspect, the present invention also provides a non-transitory computer-readable storage medium, on which a computer program is stored, the computer program being implemented by a processor to execute the GSM-R radio timeout fault analysis method provided by the above methods, the method including: under the condition that a radio overtime fault occurs in a GSM-R radio station, acquiring Trace data of the GSM-R radio station through an MRM (radio memory management) module of the GSM-R radio station; wherein the Trace data comprises Um port data between the GSM-R radio station and a base station; and analyzing the reason of the radio overtime fault of the GSM-R radio station according to the Trace data.
The above-described system embodiments are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
Through the above description of the embodiments, those skilled in the art will clearly understand that each embodiment can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware. With this understanding in mind, the above-described technical solutions may be embodied in the form of a software product, which can be stored in a computer-readable storage medium such as ROM/RAM, magnetic disk, optical disk, etc., and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device, etc.) to execute the methods described in the embodiments or some parts of the embodiments.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims (10)

1. A GSM-R radio station radio timeout fault analysis method is characterized by comprising the following steps:
under the condition that a radio overtime fault occurs in a GSM-R radio station, acquiring Trace data of the GSM-R radio station through an MRM (radio memory management) module of the GSM-R radio station; wherein the Trace data comprises Um port data between the GSM-R radio station and a base station;
and analyzing the reason of the radio overtime fault of the GSM-R radio station according to the Trace data.
2. The method for analyzing radio timeout fault of GSM-R station according to claim 1, wherein the collecting Trace data of the GSM-R station by the MRM module of the GSM-R station includes:
acquiring Trace data of the MRM module under different communication modes by the MRM module of the GSM-R radio station;
the communication mode comprises an idle mode, a dedicated mode and a listening mode;
in the idle mode, the MRM module is in an AT command state;
in the dedicated mode, the MRM module is in a data communication state;
in a communication mode, the MRM module listens for multicast calls or broadcast calls.
3. The GSM-R radio timeout failure analysis method of claim 1, wherein said MRM module includes a DB15 connector;
the analyzing the reason of the radio overtime fault of the GSM-R radio station according to the Trace data comprises the following steps:
downloading the Trace data through a software programming cable of the MRM module; one end of the software programming cable is connected with the DB15 connector, and the other end of the software programming cable is connected with a downloading terminal;
and analyzing the reason of the radio overtime fault of the GSM-R radio station according to the downloaded Trace data.
4. The method for analyzing radio timeout fault of GSM-R station according to any of claims 1 to 3, wherein the collecting Trace data of GSM-R station by MRM module of GSM-R station when radio timeout fault occurs in GSM-R station comprises:
testing whether the MRM module normally establishes a wireless call and recording data of the call;
testing whether the signal strength value in the recorded data changes when the signal field strength of the wireless call changes;
performing a copying test on the MRM module, and judging whether the recording duration of the recorded data reaches a preset range;
and after all tests on the MRM module are passed, if the GSM-R radio station has a radio overtime fault, acquiring Trace data of the GSM-R radio station through the MRM module of the GSM-R radio station.
5. The method for analyzing radio timeout fault of GSM-R radio station according to any of claims 1 to 3, wherein said analyzing the cause of radio timeout fault of GSM-R radio station according to said Trace data comprises:
determining whether the communication process of the GSM-R radio station is interrupted or not according to the CC message or the AT instruction in the Trace data;
if the communication process of the GSM-R radio station is interrupted, determining whether the reason of the radio overtime fault of the GSM-R radio station is network abnormality or not according to the radio environment of the position of the train where the GSM-R radio station is located AT the recording time of the CC message or the AT instruction;
and if the reason of the radio overtime fault of the GSM-R radio station is not the network abnormity, determining whether the reason of the radio overtime fault of the GSM-R radio station is the abnormity of the MRM module or the abnormity of the GSM-R radio station according to the running state information of the MRM module or the running state information of the GSM-R radio station in the Trace data.
6. The method for analyzing the radio timeout fault of the GSM-R radio station according to claim 5, wherein the determining whether the cause of the radio timeout fault of the GSM-R radio station is a network anomaly according to the radio environment of the location of the train where the GSM-R radio station is located at the recording time includes:
judging whether the recording time of the CC message or the AT instruction is consistent with the running time of the train or not;
and if the recording time is consistent with the driving time, determining whether the reason of the radio overtime fault of the GSM-R radio station is network abnormity according to the radio environment of the train where the GSM-R radio station is located at the position of the recording time.
7. A GSM-R radio overtime fault analysis system is characterized by comprising:
the acquisition module is used for acquiring Trace data of the GSM-R radio station through the MRM module of the GSM-R radio station under the condition that the GSM-R radio station has a wireless overtime fault; the Trace data comprises Um port data between the GSM-R radio station and a base station;
and the analysis module is used for analyzing the reason of the radio overtime fault of the GSM-R radio station according to the Trace data.
8. An electronic device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, wherein the processor when executing the program implements the GSM-R station radio timeout failure analysis method according to any of claims 1 to 6.
9. A non-transitory computer readable storage medium having stored thereon a computer program, wherein the computer program when executed by a processor implements the GSM-R station radio timeout failure analysis method according to any one of claims 1 to 6.
10. A computer program product comprising a computer program, wherein the computer program, when executed by a processor, implements the GSM-R radio timeout failure analysis method according to any of claims 1 to 6.
CN202210448061.9A 2022-04-26 2022-04-26 GSM-R radio station wireless timeout fault analysis method and system Active CN114900808B (en)

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