CN104796936B - Railway locomotive integration radio communication apparatus and its application method - Google Patents
Railway locomotive integration radio communication apparatus and its application method Download PDFInfo
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- CN104796936B CN104796936B CN201510128594.9A CN201510128594A CN104796936B CN 104796936 B CN104796936 B CN 104796936B CN 201510128594 A CN201510128594 A CN 201510128594A CN 104796936 B CN104796936 B CN 104796936B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/04—Arrangements for maintaining operational condition
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/06—Management of faults, events, alarms or notifications
- H04L41/0654—Management of faults, events, alarms or notifications using network fault recovery
- H04L41/0659—Management of faults, events, alarms or notifications using network fault recovery by isolating or reconfiguring faulty entities
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/19—Connection re-establishment
Abstract
The embodiment of the invention provides a kind of railway locomotive integration radio communication apparatus and its application methods.The equipment specifically includes that primary module for having voice scheduling function and data bearing function；Spare module is for having voice scheduling function and data bearing function；Control module for detecting primary module, the status information of spare module at set time intervals, status information includes that status fault and state are normal, according to the primary module, the status information of spare module, the switching between the primary module, spare module progress voice scheduling function or Deta bearer function is controlled.The embodiment of the present invention realizes speech function module in CIR equipment and data business function module mutually backs up, and provides a kind of efficient CIR equipment wireless telecom equipment redundancy approach, improves the reliability of locomotive integration radio communication.If avoiding CIR voice module or data module breaking down generation the case where causing damages to railway security transport.
Description
Technical field
The present invention relates to railway locomotive technical field more particularly to a kind of railway locomotive integration radio communication apparatus and its make
Use method.
Background technique
(Cab Intergrated Radio communication equipment, locomotive integration radio communication are set CIR
It is standby) for GSM-R (GSM for Railway, be exclusively used in the GSM of railway) system on railway, it is mounted on train locomotive, supplies
Driver uses.Original train dispatch radio communication communication system, provides voice-and-data between locomotive and ground on equipment replacement railway
Transmission channel.CIR equipment is between driver and Platform attendant, dispatcher and other surface personnel's liaisons
Important means.CIR has the transmission of the data informations such as GSM-R dispatching communication, traffic order, GSM-R general data transfer (GPRS
Or circuit mode), train dispatch radio communication, the transmission of the information such as train tail wind pressure, 800MHz vehicle radio station function, broadband wireless data
Transmission, satellite positioning raw information, common location information, self-checking function etc..
With the fast development and Informatization Development of China railways, more and more railway wireless communication business need GSM-
R carrying.While GSM-R system bearing increases, GSM-R system reliability requires also to be continuously improved.CIR equipment is as GSM-
A pith of R, plays key player in railway dispatching system.
CIR is train-installed communication equipment, mainly includes two kinds of modules: voice module and data module, for realizing column
The communication of voice-and-data between vehicle and ground.Currently, data module carries traffic order, running number wireless check data, column
The data services such as vehicle tail wind pressure transmission receive and transmission.And voice service, it is used only for wireless train dispatch business, is not related to
The functions such as shunt and broadcast.Every CIR is configured with voice module and each one piece of data module on train at present, if CIR voice
Module or data module, which break down that railway security will be transported, causes imponderable loss.
Therefore, the Redundant Control scheme for developing a kind of effective CIR equipment is a urgent problem to be solved.
Summary of the invention
The embodiment provides a kind of railway locomotive integration radio communication apparatus and its application methods, to realize height
The CIR equipment wireless telecom equipment redundancy scheme of efficiency.
According to an aspect of the invention, there is provided a kind of railway locomotive integration radio communication apparatus, comprising: primary mould
Block, spare module and control module；
The primary module, for having voice scheduling function and data bearing function；
The spare module, for having voice scheduling function and data bearing function；
The control module, for detecting the status information of primary module, spare module at set time intervals,
The status information includes that status fault and state are normal, according to the primary module, the status information of spare module, controls institute
State the switching between primary module, spare module progress voice scheduling function or Deta bearer function.
Preferably, when the primary module, the state of spare module are all normal, the primary module uses data mould
Formula realizes that data loading service, the spare module use speech pattern, realizes voice scheduling business.
Preferably, the control module, in the case that the primary module breaks down, state of a control to be normal
The preferential bearing data service of spare module, and when needing data free time or scheduling, the spare module is controlled from data industry
Business mode is converted to speech pattern, realizes voice scheduling function.
Preferably, the control module, in the case that the spare module breaks down, state of a control to be normal
The primary preferential bearing data service of module, and when needing data free time or scheduling, the primary module is controlled from data industry
Business mode is converted to speech pattern, realizes voice scheduling function.
Preferably, the primary module and spare module include the communication module of general GSM-R standard, the control module
Including running embedded or linux system control veneer, between the primary module, spare module and control module mutually
Carry out data communication.
According to another aspect of the present invention, a kind of application method of railway locomotive integration radio communication apparatus is provided,
Include:
Railway locomotive integration radio communication apparatus sends the business datum comprising engine number information and gives GPRS interface server；
The GPRS interface server inquires the corresponding IP address of engine number to Radius server according to engine number information；
The Radius server uses table according to the CIR module that engine number information inquires storage inside, obtains CIR module
Using the corresponding IP address of engine number information stored in table, Xiang Suoshu GPRS interface server is with returning to the corresponding IP of engine number
Location；
The GPRS interface server corresponds to IP address according to the engine number, by GGSN/SGSN to the railway machine
Vehicle integration radio communication apparatus forwarding service data, the railway locomotive integration radio communication apparatus pass through SGSN/GGSN to institute
It states GPRS interface server and sends business datum.
Preferably, the method further include:
During railway locomotive integration radio communication apparatus carries out PDP activation, the railway locomotive integration radio communication
Equipment sends the authentication request for carrying engine number by GGSN to RADIUS.
The RADIUS carries out the authentication of engine number, distributes corresponding IP address to the locomotive, by engine number, it is current just
It is stored in CIR module in the mark of the primary module or spare module used and the IP address of the locomotive and uses in table；
The IP address of the locomotive is sent to the GGSN by the RADIUS, and the GGSN returns to PDP activation to SGSN
Request response, the PDP activation request the IP address that above-mentioned locomotive is carried in response.
The SGSN sends the PDP activation request response, the iron to the railway locomotive integration radio communication apparatus
Road cab integrated radio communication configures the IP address of the locomotive carried in PDP activation request response to the IP of oneself
Address, the PDP activation success of the railway locomotive integration radio communication apparatus.
As can be seen from the technical scheme provided by the above-mentioned embodiment of the present invention, the embodiment of the present invention is set by the way that CIR is arranged
Primary module and spare module in standby are all provided simultaneously with voice scheduling function and data bearing function, realize in CIR equipment
Speech function module and data business function module mutually back up, provide a kind of efficient CIR equipment wireless communication and set
Standby redundancy scheme, improves the reliability of locomotive integration radio communication.If avoiding CIR voice module or data module occurring
Failure will transport the generation for the case where causing damages to railway security.
The additional aspect of the present invention and advantage will be set forth in part in the description, these will become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, required use in being described below to embodiment
Attached drawing be briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for this
For the those of ordinary skill of field, without any creative labor, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is a kind of structural schematic diagram of CIR equipment provided in an embodiment of the present invention, in figure, primary module 10, stand-by set of dies
Block 20 and control module 30；
Fig. 2 is that the primary module in a kind of CIR equipment provided in an embodiment of the present invention and the state between spare module turn
Move schematic diagram；
Fig. 3 is a kind of PDP activation process processing flow schematic diagram provided in an embodiment of the present invention；
Fig. 4 is a kind of processing flow schematic diagram that business datum is sent to CIR provided in an embodiment of the present invention.
Specific embodiment
Embodiments of the present invention are described below in detail, the example of the embodiment is shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and for explaining only the invention, and is not construed as limiting the claims.
Those skilled in the art of the present technique are appreciated that unless expressly stated, singular " one " used herein, " one
It is a ", " described " and "the" may also comprise plural form.It is to be further understood that being arranged used in specification of the invention
Diction " comprising " refer to that there are the feature, integer, step, operation, element and/or component, but it is not excluded that in the presence of or addition
Other one or more features, integer, step, operation, element, component and/or their group.It should be understood that when we claim member
Part is " connected " or when " coupled " to another element, it can be directly connected or coupled to other elements, or there may also be
Intermediary element.In addition, " connection " used herein or " coupling " may include being wirelessly connected or coupling.Wording used herein
"and/or" includes one or more associated any cells for listing item and all combinations.
Those skilled in the art of the present technique are appreciated that unless otherwise defined, all terms used herein (including technology art
Language and scientific term) there is meaning identical with the general understanding of those of ordinary skill in fields of the present invention.Should also
Understand, those terms such as defined in the general dictionary, which should be understood that, to be had and the meaning in the context of the prior art
The consistent meaning of justice, and unless defined as here, it will not be explained in an idealized or overly formal meaning.
In order to facilitate understanding of embodiments of the present invention, it is done by taking several specific embodiments as an example below in conjunction with attached drawing further
Explanation, and each embodiment does not constitute the restriction to the embodiment of the present invention.
The embodiment of the invention provides a kind of CIR equipment wireless telecom equipment redundancy approach, primarily directed to voice module
Unit and data modular unit realize mutually backup, improve the reliability of locomotive integration radio communication.
A kind of structural schematic diagram of CIR equipment provided in an embodiment of the present invention is as shown in Figure 1, include primary module 10, standby
With module 20 and control module 30, the primary module and spare module are all provided simultaneously with voice scheduling function and Deta bearer function
Can, above-mentioned control module detects primary module, the status information of spare module at set time intervals, the status information packet
It includes status fault and state is normal.According to primary module, the status information of spare module, control primary module, spare module into
Switching between row voice scheduling function or Deta bearer function.
Primary module and spare module can select the communication module of general GSM-R standard, and control module can select fortune
It can be connected using serial ports, Ethernet between the control module veneer module of the embedded perhaps linux system of row or other are logical
It is connected with communication mode, realizes the message transmission and communication of intermodule.
Under normal circumstances, primary module uses data pattern, and realization carries traffic order, running number wireless check number
It is received according to data services such as, train tail wind pressure transmission and transmission；Spare module uses speech pattern, realizes wireless train voice
Scheduling business.Application method is consistent with the application method of existing CIR equipment.
In the case where primary module breaks down, the above-mentioned normal spare module of control module state of a control is preferentially carried
Data service；In the case where spare module breaks down, normally primary module preferentially carries above-mentioned control module state of a control
Data service.
State between primary module and spare module in a kind of CIR equipment provided in an embodiment of the present invention shifts signal
Figure is as shown in Figure 2.When spare module breaks down, the primary preferential bearing data service of module, and when data service is idle or
When person's scheduling needs, above-mentioned control module controls primary module can be converted to speech pattern from data service mode, realize nothing
Alignment tune phonetic function；After voice communication, primary module can automatically switch back into original data pattern.This primary substitution
Standby mode returns to normal mode after mobile unit returns library maintenance.
When primary module breaks down, spare module is switched to data pattern, realizes data service carrying；And in data
When idle or scheduling needs, above-mentioned control module control spare module can be converted to speech pattern from data service mode,
Realize train dispatch radio communication phonetic function；After voice communication, backup voice module automatically switches back into data pattern.It is this spare to replace
Normal mode is returned after mobile unit returns library maintenance for main-use mode.
When GSM-R network carries CIR data service, PDP (Packet Data Protocol, packet count are provided not only
According to agreement) activation, additionally provide GPRS (general packet radio service technology, General Packet Radio
Service) IP address of terminal parses function, which is from GPRS interface server (hereinafter referred to as GRIS) to GPRS terminal
Forwarding can require the domain name for generating GPRS terminal device to encode using before data according to GSM-R numbering plan, and to DNS
(Domain Name System, domain name system) sends GPRS terminal domain name request.
According to the needs of railway operation application, the GPRS data service-user of each access GSM-R network is used
Fix information format is stored in DNS/Radius server, includes that GPRS terminal device domain name is compiled in above-mentioned fix information format
Code, PDP accessing user name and the corresponding relationship between password and IP address, this corresponding relationship ensured CIR terminal module into
Row PDP activation process and network are safe and reliable to CIR forwarding application process.In order to realize that CIR equipment wirelessly communicates redundancy, it is
The use for not influencing service layer, needs to modify to DNS/Radius server, it is made to have identification normal use CIR
The standby usage module information of equipment, and then guarantee the IP uniqueness in business transmit process.
Table is used in one CIR module of DNS/Radius server admin, which includes engine number, CIR currently in use
The IP address information of the identification information of the primary module of equipment or spare module, locomotive, wherein the IP address of CIR equipment is believed
It ceases identical with the IP address information of locomotive.
During CIR carries out PDP activation, DNS/Radius automatically updates this information table, and distributes and specify to locomotive
IP address, GPRS network to terminal forwarding using data address parse when inquire normal CIR mapping table；When being used
CIR equipment primary module or spare module failure after, when another module is replaced with module currently in use, by DNS/
Radius updates CIR module and uses table, guarantees that service application is unaffected.
A kind of PDP activation process processing flow schematic diagram provided in an embodiment of the present invention is as shown in figure 3, include following place
Reason process:
1, during CIR carries out PDP activation, when CIR equipment is APN (Access Point Name, access point name)
Domain name addresses is sent to SGSN (Serving GPRS Support Node, Serving GPRS Support Node)；
2, SGSN initiates APN analysis request to DNS according to the APN of CIR；
3, DNS returns to the IP address of GGSN；
4, SGSN is asked to GGSN (Gateway GPRS Support Node, Gateway GPRS Support Node) initiation PDP activation
It asks.
5, to RADIUS, (Remote Authentication Dial In User Service, remote user dial GGSN
Number Verification System) send the authentication request for carrying engine number.
6, RADIUS carries out the authentication of engine number, distributes corresponding IP address to locomotive, using the IP address as CIR equipment
IP address.Then, RADIUS by engine number, the module being being currently used (primary module or spare module) mark and
The IP address of above-mentioned locomotive is updated storage in CIR module using in table, and the IP address of the locomotive is sent to by the RADIUS
The GGSN.
7, GGSN returns to PDP activation request response to SGSN, the IP of above-mentioned locomotive is carried in PDP activation request response
Location.
8, SGSN sends above-mentioned PDP activation request response to CIR equipment, and CIR equipment will be in the request response of above-mentioned PDP activation
The IP address of the locomotive of carrying is configured to the IP address of oneself, the PDP activation of the railway locomotive integration radio communication apparatus at
Function.
A kind of processing flow schematic diagram to CIR transmission business datum provided in an embodiment of the present invention is as shown in figure 4, include
Following treatment process:
1, CTC equipment sends the business datum comprising engine number information to GRIS；
2, GRIS inquires the corresponding IP address of engine number to Radius server according to engine number information
3, Radius server uses table according to the CIR module that engine number information inquires internal control, and obtaining CIR module makes
With the IP address of the corresponding CIR equipment of the engine number information stored in table, the IP address of the CIR equipment is that engine number corresponds to IP
Address.Then, Radius server returns to engine number to GRIS and corresponds to IP address.
4, GRIS corresponds to IP address according to engine number, by GGSN/SGSN to CIR forwarding service data
5, CIR sends business datum to GRIS by SGSN/GGSN
6, GRIS is automatically stored after receiving information and forwards to CTC.
In conclusion the embodiment of the present invention is all provided simultaneously with by the primary module and spare module being arranged in CIR equipment
Voice scheduling function and data bearing function realize speech function module and data business function module phase in CIR equipment
Mutually backup, provides a kind of efficient CIR equipment wireless telecom equipment redundancy approach, improves locomotive integration radio communication
Reliability.If avoiding CIR voice module or data module breaking down and will transport the case where causing damages to railway security
Generation.
The most important effect of the embodiment of the present invention is that original two relatively independent communication modules are independently become from respective
It is mutually backups, reliability is enhanced to the Train Control aspect of CIR, the raising of reliability avoids equipment fault from transporting railway security
The defeated generation to cause damages；The corrective measure of inventive embodiments is the improved both economical method of current operating system, can be with
Vehicle-mounted setting and the ground flogic system and software of repeating is avoided to reorganize brought operation risk.With minimum economy and wind
Dangerous cost realizes the promotion of reliability, this is the core of beneficial effect of the present invention.
Those of ordinary skill in the art will appreciate that: attached drawing is the schematic diagram of one embodiment, module in attached drawing or
Process is not necessarily implemented necessary to the present invention.
As seen through the above description of the embodiments, those skilled in the art can be understood that the present invention can
It realizes by means of software and necessary general hardware platform.Based on this understanding, technical solution of the present invention essence
On in other words the part that contributes to existing technology can be embodied in the form of software products, the computer software product
It can store in storage medium, such as ROM/RAM, magnetic disk, CD, including some instructions are used so that a computer equipment
(can be personal computer, server or the network equipment etc.) executes the certain of each embodiment or embodiment of the invention
Method described in part.
All the embodiments in this specification are described in a progressive manner, same and similar portion between each embodiment
Dividing may refer to each other, and each embodiment focuses on the differences from other embodiments.Especially for device or
For system embodiment, since it is substantially similar to the method embodiment, so describing fairly simple, related place is referring to method
The part of embodiment illustrates.Apparatus and system embodiment described above is only schematical, wherein the conduct
The unit of separate part description may or may not be physically separated, component shown as a unit can be or
Person may not be physical unit, it can and it is in one place, or may be distributed over multiple network units.It can root
According to actual need that some or all of the modules therein is selected to achieve the purpose of the solution of this embodiment.Ordinary skill
Personnel can understand and implement without creative efforts.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by anyone skilled in the art,
It should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with scope of protection of the claims
Subject to.
Claims (6)
1. a kind of application method of railway locomotive integration radio communication apparatus, it is characterised in that:
Railway locomotive integration radio communication apparatus sends the business datum comprising engine number information and gives GPRS interface server；
The GPRS interface server inquires the corresponding IP address of engine number to Radius server according to engine number information；
The Radius server uses table according to the CIR module that engine number information inquires storage inside, obtains CIR module and uses
The corresponding IP address of engine number information stored in table, Xiang Suoshu GPRS interface server return to the corresponding IP address of engine number；
The GPRS interface server corresponds to IP address according to the engine number, comprehensive to the railway locomotive by GGSN/SGSN
Wireless telecom equipment forwarding service data are closed, the railway locomotive integration radio communication apparatus is by SGSN/GGSN to described
GPRS interface server sends business datum；
During railway locomotive integration radio communication apparatus carries out PDP activation, the railway locomotive integration radio communication apparatus
The authentication request for carrying engine number is sent to RADIUS by GGSN；
The RADIUS carries out the authentication of engine number, distributes corresponding IP address to the locomotive, by engine number, currently makes
The IP address of the mark and the locomotive of primary module or spare module is stored in CIR module and uses in table；
The IP address of the locomotive is sent to the GGSN by the RADIUS, and the GGSN returns to PDP activation request to SGSN
Response, the PDP activation request the IP address that above-mentioned locomotive is carried in response；
The SGSN sends the PDP activation request response, the railway machine to the railway locomotive integration radio communication apparatus
Vehicle integration radio communication apparatus configures the IP address of locomotive that carries in PDP activation request response to the IP of oneself
Location, the PDP activation success of the railway locomotive integration radio communication apparatus；
During CIR carries out PDP activation, Radius automatically updates the CIR module using table, and GPRS network is forwarded to terminal
The CIR module is inquired when parsing using data address uses table；When the primary module of CIR equipment currently in use or spare
After module failure, when another module is replaced with module currently in use, CIR module is updated by Radius and uses table, so that industry
Business application is unaffected.
2. the application method of railway locomotive integration radio communication apparatus according to claim 1, which is characterized in that the iron
Road cab integrated radio communication includes: primary module, spare module and control module；
The primary module, for having voice scheduling function and data bearing function；
The spare module, for having voice scheduling function and data bearing function；
The control module, it is described for detecting the status information of primary module, spare module at set time intervals
Status information includes that status fault and state are normal, according to the primary module, the status information of spare module, controls the master
The switching between voice scheduling function or Deta bearer function is carried out with module, spare module.
3. the application method of railway locomotive integration radio communication apparatus according to claim 2, which is characterized in that when described
When primary module, the state of spare module are all normal, the primary module uses data pattern, realizes data loading service, institute
Spare module is stated using speech pattern, realizes voice scheduling business.
4. the application method of railway locomotive integration radio communication apparatus according to claim 3, it is characterised in that:
The control module, in the case that the primary module breaks down, the normal spare module of state of a control to be excellent
First bearing data service, and when needing data free time or scheduling, it controls the spare module and is converted from data service mode
At speech pattern, voice scheduling function is realized.
5. the application method of railway locomotive integration radio communication apparatus according to claim 4, it is characterised in that:
The control module, in the case that the spare module breaks down, normally primary module to be excellent for state of a control
First bearing data service, and when needing data free time or scheduling, it controls the primary module and is converted from data service mode
At speech pattern, voice scheduling function is realized.
6. according to the application method of railway locomotive integration radio communication apparatus described in Claims 2 or 3 or 4, which is characterized in that
The primary module and spare module include the communication module of general GSM-R standard, and the control module includes that operation is embedded
Or the control veneer of linux system, data communication is carried out mutually between the primary module, spare module and control module.
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| CN104796936B true CN104796936B (en) | 2019-03-12 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105897538B (en) * | 2016-05-24 | 2019-05-24 | 中国铁道科学研究院通信信号研究所 | A kind of GSM-R Application Service Function degradation control method suitable for CIR equipment |
| CN106059875B (en) * | 2016-05-24 | 2019-04-19 | 中国铁道科学研究院通信信号研究所 | Cab integrated radio communication |
| CN106374972B (en) * | 2016-08-26 | 2019-03-29 | 滁州学院 | The communication system and its control method of intelligent micro-circuit breaker |
| CN108536046A (en) * | 2017-03-02 | 2018-09-14 | 通号通信信息集团上海有限公司 | Main control unit switching method and locomotive communication equipment for locomotive communication equipment |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101917210A (en) * | 2010-07-16 | 2010-12-15 | 天津七一二通信广播有限公司 | Railway wireless train dispatching station radio |
| CN102963401A (en) * | 2012-10-29 | 2013-03-13 | 泉州市铁通电子设备有限公司 | Novel comprehensive equipment of railway station system |
| CN103763335A (en) * | 2013-11-29 | 2014-04-30 | 中南大学 | Train-ground wireless communication system applied to running states of HXD1 type locomotives |
-
2015
- 2015-03-23 CN CN201510128594.9A patent/CN104796936B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101917210A (en) * | 2010-07-16 | 2010-12-15 | 天津七一二通信广播有限公司 | Railway wireless train dispatching station radio |
| CN102963401A (en) * | 2012-10-29 | 2013-03-13 | 泉州市铁通电子设备有限公司 | Novel comprehensive equipment of railway station system |
| CN103763335A (en) * | 2013-11-29 | 2014-04-30 | 中南大学 | Train-ground wireless communication system applied to running states of HXD1 type locomotives |
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