CN109305201A - A kind of simulation testing device and method of rail traffic signal system - Google Patents
A kind of simulation testing device and method of rail traffic signal system Download PDFInfo
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- CN109305201A CN109305201A CN201811339636.3A CN201811339636A CN109305201A CN 109305201 A CN109305201 A CN 109305201A CN 201811339636 A CN201811339636 A CN 201811339636A CN 109305201 A CN109305201 A CN 109305201A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L27/00—Central railway traffic control systems; Trackside control; Communication systems specially adapted therefor
- B61L27/60—Testing or simulation
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- Train Traffic Observation, Control, And Security (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
A kind of simulation testing device of rail traffic signal system, described device include: mobile unit, and the mobile unit obtains vehicle-mounted data；Multiple ground installations, the ground installation obtain ground data；Secure communication protocols module, the secure communication protocols module are connected between the mobile unit and the ground installation or between the ground installation and the ground installation；Wherein, the secure communication protocols module application secure communication protocols receive and send the vehicle-mounted data and ground data.Compared with prior art, the invention enables the communication objects of mobile unit or ground installation to become secure communication protocols module, vehicle-mounted data and ground data are converted to the data for meeting secure communication protocols by secure communication protocols module, improve the compatibility that CBTC system interconnects；Secure communication protocols module can also encrypt data simultaneously, improve the safety of data communication.
Description
Technical field
The present invention relates to track traffic signal field more particularly to a kind of simulation testing devices of rail traffic signal system
And method.
Background technique
In urban track traffic, communication-based train control system (Communication Based Train
Control, CBTC) it is to be positioned using high-precision train, a large amount of continuous vehicles ground two-way communication, by ground installation and vehicle-mounted
Equipment realizes the train operation control system of safety control vehicle, and main task is to guarantee train safety in the route that system controls
Operation.
Urban track traffic at present is widely applied in each main cities.CBTC system signal used in each signal manufacturer is set
Standby different, each city difference subway line signal producer may be different, and each plant equipment type and function are real
There may be larger differences for existing mode, cause signalling arrangement that can not be compatible with, two different rail lines of same seat city
Vehicle can not share, and be unfavorable for the establishment of urban track traffic industry signal system standard and energy conservation, the high-efficient development in city.
It is the different vehicle-mounted interface specifications between ground subsystem between unlike signal device manufacturer, CBTC system that CBTC system, which interconnects,
It is the requirement of urban mass transit network My Perspective On The Co-building and operation sharedization that system, which interconnects, passes through urban track traffic difference
Network synthesis scheduling and mixed run of train are runed between route, and urban rail transit construction, operation and management realize resource by interconnecting
It is shared, the consumption of resource is reduced, the utilization rate of system is improved.
In the prior art, User Datagram Protocol is generallyd use between each subsystem of most of CBTC system signal equipment
(User Datagram Protocol, UDP) carries out data communication, is easy by external disturbance, and lack effective information
Prevention-Security measure.Part has been carried out the interconnect CBTC system of operation of urban track traffic and requires between different vendor
Individually develop a set of new system for meeting respective standard, and system interconnects that be related to two sides even more for the functional test of standard
The cooperation and communication of side, it is development cycle length, poor compatibility, at high cost.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of simulation testing device of rail traffic signal system and method,
To improve the compatibility and safety that CBTC system interconnects, shorten the development cycle, reduces development cost.
In order to solve the above technical problems, an aspect of of the present present invention provides a kind of emulation testing of rail traffic signal system
Device, described device include: mobile unit, and the mobile unit obtains vehicle-mounted data；Multiple ground installations, the ground installation
Obtain ground data；Secure communication protocols module, the secure communication protocols module are connected to the mobile unit with described
Between the equipment of face or between the ground installation and the ground installation；Wherein, the secure communication protocols module application safety
Communication protocol receives and sends the vehicle-mounted data and ground data.
In one embodiment of this invention, the secure communication protocols module includes earth module and vehicle module, described
Earth module is located in the ground installation, and the vehicle module is located in the mobile unit.
In one embodiment of this invention, it is carried out between the mobile unit and the ground installation with transmission control protocol
Data communication.
In one embodiment of this invention, between the ground installation and the ground installation with User Datagram Protocol into
Row data communication.
In one embodiment of this invention, the mobile unit includes Vehicle Controller, and the ground installation includes region
Controller and computer interlocking unit.
In one embodiment of this invention, the secure communication protocols are railway security communication protocol.
Another aspect provides a kind of emulation test method of rail traffic signal system, the method packets
Include: mobile unit obtains vehicle-mounted data；Multiple ground installations obtain ground data；Secure communication protocols module application secure communication
Agreement receives and sends the vehicle-mounted data and ground data；Wherein the secure communication protocols module is connected to described vehicle-mounted set
It is standby between the ground installation or between the ground installation and the ground installation.
In one embodiment of this invention, the secure communication protocols module includes earth module and vehicle module, described
Earth module is located in the ground installation, and the vehicle module is located in the mobile unit.
In one embodiment of this invention, it is carried out between the mobile unit and the ground installation with transmission control protocol
Data communication.
In one embodiment of this invention, between the ground installation and the ground installation with User Datagram Protocol into
Row data communication.
In one embodiment of this invention, the mobile unit includes Vehicle Controller, and the ground installation includes region
Controller and computer interlocking unit.
In one embodiment of this invention, the secure communication protocols are railway security communication protocol.
Compared with prior art, the invention has the following advantages that the present invention provides a kind of rail traffic signal systems
Simulation testing device and method are connected with safety between mobile unit and ground installation and between ground installation and ground installation
Communication protocol module, so that the communication object of mobile unit or ground installation becomes secure communication protocols module, secure communication association
Vehicle-mounted data and ground data are converted to the data for meeting secure communication protocols by view module, are improved CBTC system and are interconnected
Compatibility；Secure communication protocols module can also encrypt data simultaneously, improve the safety of data communication.
Detailed description of the invention
For the above objects, features and advantages of the present invention can be clearer and more comprehensible, below in conjunction with attached drawing to tool of the invention
Body embodiment elaborates, in which:
Fig. 1 is the schematic diagram of rail traffic signal system in the prior art.
Fig. 2 is a kind of schematic diagram of the simulation testing device of rail traffic signal system of one embodiment of the invention.
Fig. 3 is the ground of one embodiment of the invention ground secure communication protocols module diagram.
Fig. 4 is the vehicle of one embodiment of the invention ground secure communication protocols module diagram.
Fig. 5 is a kind of flow chart of the emulation test method of rail traffic signal system of the invention.
Specific embodiment
For the above objects, features and advantages of the present invention can be clearer and more comprehensible, below in conjunction with attached drawing to tool of the invention
Body embodiment elaborates.
In the following description, numerous specific details are set forth in order to facilitate a full understanding of the present invention, but the present invention can be with
It is different from other way described herein using other and implements, therefore the present invention is by the limit of following public specific embodiment
System.
As shown in the application and claims, unless context clearly prompts exceptional situation, " one ", "one", " one
The words such as kind " and/or "the" not refer in particular to odd number, may also comprise plural number.It is, in general, that term " includes " only prompts to wrap with "comprising"
Include clearly identify the step of and element, and these steps and element do not constitute one it is exclusive enumerate, method or apparatus
The step of may also including other or element.
In addition, each embodiment of following description is respectively provided with one or more technical characteristics, so this is not meant to
It must implement all technical characteristics in any embodiment simultaneously using present inventor, or be only capable of being performed separately in different embodiments
One or all technical characteristic.In other words, under the premise of being embodied as possible, those skilled in the art can be according to the present invention
Disclosure, and regard design specification or implementation demand, it is special selectively to implement all or part of technology in any embodiment
Sign, or selectively implement the combination of all or part of technical characteristic in multiple embodiments, increase the present invention whereby and implements
When elasticity.
It is referred to as " on the other element " it should be appreciated that working as an element, " being connected to another element ", " is coupled in
When another element " or " contacting another element ", it can directly on another element, be connected or coupled to,
Or another element is contacted, or may exist insertion element.In contrast, when an element is referred to as " directly another
On a element ", " being directly connected in ", " being coupled directly to " or when " directly contact " another element, insertion element is not present.Together
Sample, when first element referred to as " is in electrical contact " or " being electrically coupled to " second element, in the first element and this second yuan
There is the power path for allowing electric current flowing between part.The power path may include capacitor, the inductor of coupling and/or permission electricity
Other elements of flowing, or even do not contacted directly between conducting element.
Consider the following detailed description referring to attached drawing, these and other features of the invention and feature, the related member of structure
The economy of combination and the manufacture of the operating method and function and component of part will become apparent, and it is all this
A bit all as a part of the invention.However, it should be clear that ground understands, attached drawing is merely illustrative and describes purpose, and
It is not intended to limit the scope of the present invention.It should be appreciated that all attached drawings were not drawn to scale.
If background technique makes referrals to, in the prior art, usually adopted between each subsystem of most of CBTC system signal equipment
Data communication is carried out with User Datagram Protocol (User Datagram Protocol, UDP), is easy by external disturbance, and
And lack effective information safety defense measure.Part have been carried out urban track traffic interconnect operation CBTC system all
Need individually to develop a set of new system for meeting respective standard between different vendor, and the interconnect function of standard of system is surveyed
Examination is related to two sides even multi-party cooperation and communication, development cycle length, poor compatibility, at high cost.
Fig. 1 is the schematic diagram of rail traffic signal system in the prior art.As shown in Figure 1, mobile unit 101 (such as vehicle
Set controller etc.) and ground installation 102,103 (such as zone controller, computer interlocking etc.) from different signal producers,
There may be larger differences for each plant equipment type and function implementation, cause signalling arrangement that can not be compatible with, same seat city
Two different rail line road vehicles of city can not share, and be unfavorable for the establishment of urban track traffic industry signal system standard
Energy conservation, high-efficient development with city.Use is generallyd use between mobile unit 101 and each subsystem of ground installation 102,103 simultaneously
User data datagram protocol (User Datagram Protocol, UDP) carries out data communication, is easy by external disturbance, and lack
Weary effective information safety defense measure.
The embodiment of the present invention describes a kind of simulation testing device of rail traffic signal system, mutual to improve CBTC system
Join the compatibility and safety of intercommunication, shorten the development cycle, reduces development cost.
Fig. 2 is a kind of simulation testing device schematic diagram of rail traffic signal system of one embodiment of the invention.With reference to Fig. 2
Shown, which includes mobile unit 110, multiple ground installations 121,122 and secure communication protocols module.Vehicle
Equipment 110 is carried for obtaining vehicle-mounted data.Ground installation 121,122 is for obtaining ground data.Secure communication protocols module is answered
It is received with secure communication protocols and sends vehicle-mounted data and ground data.Secure communication protocols module include vehicle secure communication association
Discuss module 131, vehicle ground secure communication protocols module 132 and ground ground secure communication protocols module 133.Vehicle ground secure communication protocols
Module 131 is connected between mobile unit 110 and ground installation 121.Vehicle secure communication protocols module 132 be connected to vehicle-mounted set
Between standby 110 and ground installation 122.Ground secure communication protocols module 132 be connected to ground installation 121 and ground installation 122
Between.Mobile unit 110 includes but is not limited to Vehicle Controller (Vehicle on-board Controller, VOBC), ground
Equipment includes but is not limited to zone controller (Zone Controller, ZC), and computer interlocks (Computer
Interlocking, CI).
Fig. 3 and Fig. 4 be respectively the ground of one embodiment of the invention secure communication protocols module schematic diagram and the present invention one
The vehicle of embodiment secure communication protocols module schematic diagram.
Refering to what is shown in Fig. 3, ground secure communication protocols module include earth module 140 and earth module 150.In the present invention
An embodiment in, earth module 140 can be located at ground installation 121 in, earth module 150 can be located at ground installation 122
In.In another embodiment of the invention, earth module 140,150 is mutually right with existing CBTC system ground installation 121,122
It answers and independently of each other, it is same mutually indepedent between each earth module 140,150.Refering to what is shown in Fig. 4, vehicle ground secure communication protocols
Module includes earth module 160 and vehicle module 170.In one embodiment of this invention, earth module 160 can be located at ground
In equipment 121, vehicle module 170 can be located in mobile unit 110.In another embodiment of the invention, earth module 160
It is corresponded to each other with vehicle module 170 with existing CBTC system ground installation 121 and mobile unit 110 and mutually indepedent, ground
It is same mutually indepedent between module 160 and vehicle module 170.
In one embodiment of this invention, the mobile unit in the simulation testing device of above-mentioned rail traffic signal system
With transmission control protocol (Transmission Control Protocol, TCP) progress between 110 and ground installation 121,122
Data communication.In one embodiment of this invention, earth module 160 can be located in ground installation 121, and vehicle module 170 can
To be located in mobile unit 110.As shown in figure 4, in vehicle in secure communication protocols module, the ground in ground installation 121
Face mould block 160 receives the data of the transmission of the vehicle module 170 in mobile unit 110 by TCP communication mode.Positioned at vehicle-mounted
Vehicle module 170 in equipment 110 receives the number of the earth module 160 in ground installation 121 by TCP communication mode
According to.
In one embodiment of this invention, the ground installation in the simulation testing device of above-mentioned rail traffic signal system
Data communication is carried out with User Datagram Protocol (User Datagram Protocol, UDP) between 121 and ground installation 122.
In one embodiment of this invention, earth module 140 can be located in ground installation 121, and earth module 150 can be located at ground
In equipment 122.As shown in figure 3, on ground in secure communication protocols module 133, the earth module in ground installation 121
140 mutually receive the data for the earth module 150 being located in other ground installations 122 by UDP communication mode.
In one embodiment of this invention, the secure communication association in the simulation testing device of above-mentioned rail traffic signal system
View is railway security communication protocol (Railway Signal security protocol, RSSP).Railway security communication protocol
Including Encryption Algorithm, for being encrypted to the data of transmitting-receiving, thus the safety of improve data transfer.Refering to what is shown in Fig. 3,
Ground in secure communication protocols module, which is RSSP-I secure communication protocols.Earth module 140 includes first
Ground submodule 141 and the second ground submodule 142, earth module 150 include third ground submodule 151 and the 4th ground face
Module 152.It is appreciated that the first ground submodule 141 and the second ground submodule 142 are also possible to identical module, third
Ground submodule 151 and the 4th ground submodule 152 are also possible to identical module.
The data interaction of earth module 140 includes: that (1) first ground submodule 141 is set with UDP communication mode reception ground
Standby 121 ground datas sent are converted ground data using RSSP-I secure communication protocols, and will be converted with UDP communication mode
Ground data afterwards is sent to third ground submodule 151.(2) second ground submodules 142 receive the 4th with UDP communication mode
The ground data that ground submodule 152 is sent converts ground data using RSSP-I secure communication protocols, and by the ground after conversion
With UDP communication mode, equipment 121 is sent face data to the ground.
Refering to what is shown in Fig. 4, the secure communication protocols are RSSP-II secure communication in vehicle in secure communication protocols module
Agreement.Earth module 160 includes the first ground submodule 161 and the second ground submodule 162, and vehicle module 170 includes first
Vehicle-mounted submodule 171 and the second vehicle-mounted submodule 172.It is appreciated that the first ground submodule 161 and the second ground submodule
162 are also possible to identical module, and the first vehicle-mounted submodule 171 and the second vehicle-mounted submodule 172 are also possible to identical module.
Wherein the data interaction of earth module 160 includes: (1) first ground submodule 161 with UDP communication mode reception ground
The ground data that face equipment 121 is sent converts ground data using RSSP-II secure communication protocols, and by the ground after conversion
Data are sent to the first vehicle-mounted submodule 171 in a manner of TCP communication.(2) second ground submodules 162 are connect in a manner of TCP communication
The vehicle-mounted data that the second vehicle-mounted submodule 172 is sent is received, converts vehicle-mounted data using RSSP-II secure communication protocols, and will turn
Vehicle-mounted data after changing is sent to ground installation 121.
The data interaction of vehicle module 170 includes: that (1) second vehicle-mounted submodule 172 is set so that the reception of UDP communication mode is vehicle-mounted
Standby 110 vehicle-mounted datas sent convert vehicle-mounted data using RSSP-II secure communication protocols, and by the vehicle-mounted data after conversion
The second ground submodule 162 is sent in a manner of TCP communication.(2) first vehicle-mounted submodules 161 receive in a manner of TCP communication
The ground data that one ground submodule 171 is sent converts ground data using RSSP-II secure communication protocols, and will be after conversion
Ground data be sent to mobile unit 110.
The present invention provides a kind of simulation testing devices of rail traffic signal system, between mobile unit and ground installation
And secure communication protocols module is connected between ground installation and ground installation, so that the communication of mobile unit or ground installation
Object becomes secure communication protocols module, and secure communication protocols module, which is converted to vehicle-mounted data and ground data, meets safe lead to
The data for believing agreement, improve the compatibility that CBTC system interconnects；Secure communication protocols module can also be to data simultaneously
It is encrypted, improves the safety of data communication.
Another aspect of the present invention proposes a kind of emulation test method of rail traffic signal system.To improve CBTC system
The compatibility and safety to interconnect shortens the development cycle, reduces development cost.A kind of track traffic signal system of the invention
The emulation test method flow chart of system is as shown in figure 5, below with reference to Fig. 5 to the emulation test method of the rail traffic signal system
It is illustrated.
Step 210, mobile unit 110 obtains vehicle-mounted data.
Step 220, multiple ground installations 121,122 obtain ground data.
Step 230, secure communication protocols module application secure communication protocols receive and send vehicle-mounted data and ground data.
In step 230, which is connected between mobile unit 110 and ground installation 121,122
Or between ground installation 121 and ground installation 122.The secure communication association connected between mobile unit 110 and ground installation 121
Discuss module for vehicle secure communication protocols module 131, the secure communication connected between mobile unit 110 and ground installation 122
For vehicle secure communication protocols module 132, the safety connected between ground installation 121 and ground installation 122 are logical for protocol module
Believe that protocol module is ground ground secure communication protocols module 133.Vehicle ground secure communication protocols module 131, vehicle ground secure communication protocols
Module 132 and ground ground secure communication protocols module 133 receive using secure communication protocols and send vehicle-mounted data and ground data.
The present invention provides a kind of emulation test methods of rail traffic signal system, between mobile unit and ground installation
And secure communication protocols module is connected between ground installation and ground installation, so that the communication of mobile unit or ground installation
Object becomes secure communication protocols module, and secure communication protocols module, which is converted to vehicle-mounted data and ground data, meets safe lead to
The data for believing agreement, improve the compatibility that CBTC system interconnects；Secure communication protocols module can also be to data simultaneously
It is encrypted, improves the safety of data communication.
One embodiment of the invention also proposed the agreement of a kind of opening, unified route and train data structure.Safety
Data interaction in communication protocol module needs data structure having the same, due to different vendor to the understanding of identical concept or
Define it is different, for guarantee secure communication protocols module in transmit data consistency, avoid identical concept data characterization two
The case where kind property, need to arrange open route and train data structure.It is needed in the data structure of agreement clear:
(1) data format needs to arrange to characterize the unified data format of different vendor and characteristic, guarantees the unification of data
Property.(2) direction includes the data of direction attribute including up-downlink direction, left and right sides, uplink and downlink link direction, light bulb line etc., needs
Arrange the meaning respectively described.(3) position, the data including the position attribution of all devices in CBTC system, it is necessary to arrange
Identical describing mode and meaning.(4) characteristic attribute, the characteristic attribute of data characterization need to define, and the numerical value of same parameters must
Its clear property attribute of palpus arranges different vendor's mapping relations between the two.(5) network, open, the unified network planning allow
Defined network equipment normal communication, shields illegal communication equipment.
Those skilled in the art will further appreciate that, the various illustratives described in conjunction with the embodiments described herein
Logic plate, module, circuit and algorithm steps can be realized as electronic hardware, computer software or combination of the two.It is clear
Explain to Chu this interchangeability of hardware and software, various illustrative components, frame, module, circuit and step be above with
Its functional form makees generalization description.Such functionality be implemented as hardware or software depend on concrete application and
It is applied to the design constraint of total system.Those skilled in the art can be with different modes to realize for every kind of specific application
The functionality of description, but such realization decision should not be interpreted to cause departing from the scope of the present invention.
In conjunction with presently disclosed embodiment describe various illustrative logic modules and circuit can with general processor,
Digital signal processor (DSP), specific integrated circuit (ASIC), field programmable gate array (FPGA) or other programmable logic
Device, discrete door or transistor logic, discrete hardware component or its be designed to carry out any group of function described herein
It closes to realize or execute.General processor can be microprocessor, but in alternative, which can be any routine
Processor, controller, microcontroller or state machine.Processor is also implemented as calculating the combination of equipment, such as DSP
With the combination of microprocessor, multi-microprocessor, one or more microprocessors to cooperate with DSP core or any other this
Class configuration.
Although the present invention is described with reference to current specific embodiment, those of ordinary skill in the art
It should be appreciated that above embodiment is intended merely to illustrate the present invention, can also make in the case where no disengaging spirit of that invention
Various equivalent change or replacement out, therefore, as long as to the variation of above-described embodiment, change in spirit of the invention
Type will all be fallen in the range of following claims.
Claims (12)
1. a kind of simulation testing device of rail traffic signal system, described device include:
Mobile unit, the mobile unit obtain vehicle-mounted data；
Multiple ground installations, the ground installation obtain ground data；
Secure communication protocols module, the secure communication protocols module are connected between the mobile unit and the ground installation
Or between the ground installation and the ground installation；Wherein, the secure communication protocols module application secure communication protocols connect
It receives and sends the vehicle-mounted data and ground data.
2. simulation testing device according to claim 1, which is characterized in that the secure communication protocols module includes ground
Module and vehicle module, the earth module are located in the ground installation, and the vehicle module is located in the mobile unit.
3. simulation testing device according to claim 1 or 2, which is characterized in that the mobile unit is set with the ground
Data communication is carried out with transmission control protocol between standby.
4. simulation testing device according to claim 1 or 2, which is characterized in that the ground installation is set with the ground
Data communication is carried out with User Datagram Protocol between standby.
5. simulation testing device according to claim 1, which is characterized in that the mobile unit includes Vehicle Controller,
The ground installation includes zone controller and computer interlocking unit.
6. simulation testing device according to claim 1, which is characterized in that the secure communication protocols are logical for railway security
Believe agreement.
7. a kind of emulation test method of rail traffic signal system, which comprises
Mobile unit obtains vehicle-mounted data；
Multiple ground installations obtain ground data；
Secure communication protocols module application secure communication protocols receive and send the vehicle-mounted data and ground data；It is wherein described
Secure communication protocols module is connected between the mobile unit and the ground installation or the ground installation and the ground
Between equipment.
8. emulation test method according to claim 7, which is characterized in that the secure communication protocols module includes ground
Module and vehicle module, the earth module are located in the ground installation, and the vehicle module is located in the mobile unit.
9. emulation test method according to claim 7 or 8, which is characterized in that the mobile unit is set with the ground
Data communication is carried out with transmission control protocol between standby.
10. emulation test method according to claim 7 or 8, which is characterized in that the ground installation is set with the ground
Data communication is carried out with User Datagram Protocol between standby.
11. emulation test method according to claim 7, which is characterized in that the mobile unit includes Vehicle Controller,
The ground installation includes zone controller and computer interlocking unit.
12. emulation test method according to claim 7, which is characterized in that the secure communication protocols are railway security
Communication protocol.
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| CN201811339636.3A CN109305201B (en) | 2018-11-12 | 2018-11-12 | Simulation test device and method for rail transit signal system |
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| CN201811339636.3A CN109305201B (en) | 2018-11-12 | 2018-11-12 | Simulation test device and method for rail transit signal system |
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| CN112118593A (en) * | 2020-08-28 | 2020-12-22 | 通号城市轨道交通技术有限公司 | Vehicle-ground communication simulation method and device based on RSSP-II protocol |
| CN112124357A (en) * | 2020-09-10 | 2020-12-25 | 交控科技股份有限公司 | Train communication method and train whole body |
| CN112141174A (en) * | 2020-09-21 | 2020-12-29 | 通号城市轨道交通技术有限公司 | ZC simulation system and method in VOBC test environment |
| CN112235272A (en) * | 2020-09-30 | 2021-01-15 | 通号城市轨道交通技术有限公司 | Communication method, device and readable storage medium |
| CN112260906A (en) * | 2020-12-24 | 2021-01-22 | 卡斯柯信号(北京)有限公司 | Simulation test system and simulation test method of foundation enhancement system |
| CN112769773A (en) * | 2020-12-24 | 2021-05-07 | 卡斯柯信号有限公司 | Railway security communication protocol simulation system based on state cryptographic algorithm |
| CN112874588A (en) * | 2021-02-18 | 2021-06-01 | 卡斯柯信号有限公司 | Test system of rail transit interconnection intercommunication signal system |
| CN113147837A (en) * | 2021-03-31 | 2021-07-23 | 卡斯柯信号有限公司 | Comprehensive simulation verification platform for urban signal system and implementation method thereof |
| CN113741385A (en) * | 2020-05-29 | 2021-12-03 | 比亚迪汽车工业有限公司 | Track signal test system |
| CN115328104A (en) * | 2022-10-13 | 2022-11-11 | 湖南中车时代通信信号有限公司 | Automatic testing device and method for train operation monitoring system |
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