CN107347030A - A kind of message management apparatus and method based on V2X communications - Google Patents

A kind of message management apparatus and method based on V2X communications Download PDF

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Publication number
CN107347030A
CN107347030A CN201710514187.0A CN201710514187A CN107347030A CN 107347030 A CN107347030 A CN 107347030A CN 201710514187 A CN201710514187 A CN 201710514187A CN 107347030 A CN107347030 A CN 107347030A
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message
information
oriented middleware
application program
interface
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CN201710514187.0A
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CN107347030B (en
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李永福
宋宇
赵杭
陈文博
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Chongqing University of Post and Telecommunications
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Chongqing University of Post and Telecommunications
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L51/00—User-to-user messaging in packet-switching networks, transmitted according to store-and-forward or real-time protocols, e.g. e-mail
    • H04L51/07—User-to-user messaging in packet-switching networks, transmitted according to store-and-forward or real-time protocols, e.g. e-mail characterised by the inclusion of specific contents
    • H04L51/18—Commands or executable codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L51/00—User-to-user messaging in packet-switching networks, transmitted according to store-and-forward or real-time protocols, e.g. e-mail
    • H04L51/06—Message adaptation to terminal or network requirements
    • H04L51/066—Format adaptation, e.g. format conversion or compression
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L51/00—User-to-user messaging in packet-switching networks, transmitted according to store-and-forward or real-time protocols, e.g. e-mail
    • H04L51/21—Monitoring or handling of messages
    • H04L51/212—Monitoring or handling of messages using filtering or selective blocking
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/02—Network architectures or network communication protocols for network security for separating internal from external traffic, e.g. firewalls
    • H04L63/0227—Filtering policies
    • H04L63/0245—Filtering by information in the payload
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/02—Traffic management, e.g. flow control or congestion control
    • H04W28/06—Optimizing the usage of the radio link, e.g. header compression, information sizing, discarding information
    • H04W28/065—Optimizing the usage of the radio link, e.g. header compression, information sizing, discarding information using assembly or disassembly of packets
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/06—Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/12—Messaging; Mailboxes; Announcements

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Hardware Design (AREA)
  • Computer Security & Cryptography (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Traffic Control Systems (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

The present invention relates to a kind of message management apparatus and method based on V2X communications, belong to communication technical field.Described device includes message interface, environmental sensor, V2X communication modules, message-oriented middleware, application program；Message interface is used to receive the environmental information that environmental sensor collects, and V2X communication modules are used to receiving and sending V2X information, and data classification, storage and processing are carried out by message-oriented middleware；The message that message-oriented middleware need to receive according to application program establishes message forwarding rule and forwards message.Methods described includes step：Receive environmental information and V2X information；The information of reception is managed；Establish message forwarding rule and forwarded according to rule；Application program passes through provided api interface and obtains and send message；Message is established to send rule and be transmitted according to rule；Message is sent by V2X communication modules.The present invention can be communicated based on V2X make it that netting data of the connection automobile under complex topology information flow environment carries out efficient data transfer.

Description

A kind of message management apparatus and method based on V2X communications
Technical field
The invention belongs to communication technical field, is related to a kind of message management apparatus and method based on V2X communications.
Background technology
At present, the problem of traffic accident, traffic jam, environmental pollution, energy resource consumption etc. are on the rise solves into urgent need The problem of.During increasingly serious traffic problems, the communications and transportation that develops into of electronic information technology adds new possibility. Bus or train route coordination technique is a large-scale complex art for realizing intelligent transportation, highway communication can be made thoroughly to change its original Looks, by car and car, being in communication with each other so as to improve its traffic capacity, conevying efficiency and degree of safety between Che Yulu.
With developing rapidly for V2X (VehicletoEverything) communication technologys, V2X application is by simple vehicle Early warning extends to the vehicle platoon management of complexity, the communication structure that its Communication topology also thickens, and is communicated for V2X For node, the message management of V2X communication equipments causes communication node real-time reception environment in the Communication topology of complexity In multi-source message, and the message received is orderly is transferred in its application program, to improve V2X communication equipments multiple The reliability and applicability of miscellaneous topology information stream environment.
The content of the invention
In view of this, it is an object of the invention to provide a kind of message management apparatus and method based on V2X communications.The dress Putting can be arranged on vehicle or roadside device with the sensor that is carried on its vehicle or roadside device by physical interface UNICOM, So that vehicle or roadside device can realize that V2X communicates.Make its vehicle or roadside device in complex topology information flow environment Real-time reception multi-source message and category management can be carried out to received message according to its message attributes down, and message is had Sequence is transferred to application program in application layer, so as to improve described device in the reliability of complex topology information flow environment and fit The property used.
To reach above-mentioned purpose, the present invention provides following technical scheme：
A kind of message management apparatus based on V2X communications, including message interface, environmental sensor, led to based on car car/bus or train route Communication module, message-oriented middleware, application program；
The message interface is used to receive the environmental information that the environmental sensor collects, and the V2X communication modules are used In reception and V2X information is sent, and data point are carried out to the environmental information and the V2X information by the message-oriented middleware Class, storage and processing；The message that the message-oriented middleware need to receive according to the application program is established message forwarding rule and turned Send out message；The application program is located at application layer, and the message-oriented middleware provides data-interface for the application layer, makes described answer Get the message for completing taxonomic revision in real time with layer；
The message interface includes serial ports, network interface, for being connected with onboard sensor, path sensor；
The environmental information includes onboard sensor information and path sensor information；
The various information that the V2X information is broadcasted by environment；
The V2X communication modules include DSRC technology (Dedicated Short Range Communications, DSRC) communication module and Long Term Evolution V (Long Term Evolution-Vehicle, LET-V) be logical Believe module, for other vehicles enter driving-car (Vehicle to Vehicle, V2V) communication, with roadside device enter driving- Infrastructure (Vehicle to Infrastructure, V2I) communicates；The V2X communication modules are sent out in a manner of message Send and receive, message format meets V2X communication standard protocols；
The application program is V2X application programs, for bus or train route synergistic application, passes through the application programming interface of offer (Application Programming Interface, API) interface reads the application message queue in the message-oriented middleware Data, so as to obtaining information needed in real time；The application program also carries out message transmission by api interface, according to interface Code requirement, message is encapsulated as packet, the api interface provided using the message-oriented middleware, packet is transmitted to institute In the transmission message queue for stating message-oriented middleware establishment.
Further, position of the onboard sensor information including vehicle, speed, deflection.
Further, the path sensor information includes road traffic, average speed.
Further, data classification, storage and the processing include reception, the management of physical layer data of physical layer data；
The message of establishing forwards rule and forwards message to include the formulation of application layer forwarding rule, turn of application layer messages Hair, the transmission of application layer data mechanism.
A kind of information management method based on V2X communications, this method comprise the following steps：
S1：Receive environmental information and V2X information；
S2：The information of reception is managed；
S3：Establish message forwarding rule and forwarded according to rule；
S4：Application program passes through provided api interface and obtains message；
S5：Application program passes through provided api interface and sends message；
S6：Message is established to send rule and be transmitted according to rule；
S7：Message is sent by V2X communication modules.
Further, the step S1 specifically includes following steps：
S101：The environmental information received is classified and is encapsulated as different message；The V2X information mistakes that will be received Filter non-standard information；
S102：Message is uploaded to middleware.
Further, the step S2 specifically includes following steps：
S201：Message-oriented middleware receives the message m that type is jj, wherein j=1,2 ..., M, M is message-oriented middleware receiving The sum of type of message, i.e. message-oriented middleware handle M message simultaneously to multipotency；
S202：The type of message that message-oriented middleware receives according to the identification of the message of reception is j；
S203：Determine whether that message queue receives j class message；If so, then enter step S205；If no, enter Enter step S204；
S204：Message-oriented middleware creates j type received message queues
S205：By the message m of receptionjIt is stored in message queueFormed and receive message queue collection
Further, the step S3 specifically includes following steps：
S301：I-th of application program AiMessage registration is carried out according to program requirements；
S302：Message-oriented middleware reads configuration file in application program；
S303：Message-oriented middleware obtains type of message needed for each application program；
S304：Message-oriented middleware is i-th of application program AiRegistration message create message queue, so as to create i-th Application program AiMessage queue collectionWherein i=1,2 ..., N, N are the sum of application program, i.e. device N number of application program can be at most run simultaneously；
S305：The queue of all application programs is aggregated to form total message queue collection
S306：According to the total message queue collection K createdA, generate message routing table；
S307：The message queue that will be obtained in the step S205Traveled through and read；
S308：The type of message read and message routing table are contrasted；
S309：Judge whether reception message matches the type of message in routing table；If matching, carry out in next step, if not Matching, then into step S307；
S310：The message read is stored to queue collection KAMiddle matched message queue；
S311：The message category received is stored and carries out message queue collection KAIn middle matched message queue；
S312：I-th of application program AiMessage queue collection is read according to the message-oriented middleware API providedIn message QueueData.
Further, step S5, S6 specifically includes following steps：
S501：The data sent on demand are encapsulated as message m by application program according to reference formatj；
S502：The message of transmission is provided to message transmission interface by message-oriented middleware, be stored into transmission message queue qsIn；
S601：The transmission message queue q of message-oriented middlewaresThe transmission message of all application programs will be received；
S602：Message-oriented middleware, which will persistently be read, sends message queue qs, and in incoming V2X communication interfaces.
The beneficial effects of the present invention are：Under complex topology information flow environment, the present invention can migrate to is led to based on V2X On the car-mounted device or roadside device of letter, the various types of messages received by equipment is divided in the traffic communication environment of complexity Class management so that it is required that the types of applications program run in car-mounted device or roadside device is capable of getting for real-time stabilization Data, simultaneously, the present invention are isolated the physical layer and application layer of car-mounted device or roadside device so that application layer is opened Originator to low level communication mechanism without learning, it is only necessary to which the mechanism for understanding message sink and sending is i.e. deployable based on V2X's Application and development, improve the development efficiency of whole application program.
Brief description of the drawings
In order that the purpose of the present invention, technical scheme and beneficial effect are clearer, the present invention provides drawings described below and carried out Explanation：
Fig. 1 is the functional flow diagram of the present invention；
Fig. 2 is the flow chart of the information gathering and message sink of the present invention；
Fig. 3 is the flow chart of the reception message management of the present invention；
Fig. 4 is the flow chart of the message routing management of the present invention；
Fig. 5 is the flow chart that the message of the present invention is sent；
Fig. 6 is the structural representation of the present invention；
Fig. 7 is the information flow environment schematic handled by the middleware of the present invention.
Description of reference numerals：1- roadside devices；2- roadside device V2X communication modules；3- cloud server data-interfaces；4- Camera；5- multiple sensors；6- car-mounted devices；7-GPS antennas；8- various types of vehicles sensors；9- car-mounted devices V2X communication moulds Block；10- car-mounted devices control terminal；11- human-computer interaction interfaces；The urgent early warning in S1- crossroads；S2- longitudinal pitches are promptly pre- It is alert；S3- vehicle platoon management；The urgent early warning of S4- lateral spacings；The early warning of S5- blind areas.
Embodiment
Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are described in detail.
As shown in figure 1, being divided into two flows, S1-S4 is the reception flow of message, and S5-S7 is the transmission flow of message, is connect Receiving process step includes：
Step S1：Device receives sensing data and communication information, based on information management method proposed by the invention Message-oriented middleware will receive the data that sensor uploaded and the communication information that V2X communication modules receive from sensor interface.
In the step S1, described device will be arranged on vehicle or roadside device, if can installed in bus equipment To receive biography from the vehicle body sensor (such as GPS, encoder etc.) of vehicle self-carrying by physical interface (such as serial ports, network interface) The precise motion status information (position of vehicle, speed, acceleration, deflection etc.) for the vehicle itself that sensor uploads, power letter Cease (throttle opening, oil consumption etc.) etc.；If physical interface (such as serial ports, network interface) can be passed through installed in device on roadside device Receive information of road surface (such as road that the path sensor that roadside device is configured is uploaded (such as camera, millimetre-wave radar etc.) Bus flow, average speed).Because information management method proposed by the invention is using message as process object, thus, will connect The sensing data received is converted to message and handled.Further, since V2X communication be by broadcast it is connectionless in a manner of led to Believe, thus device will receive the various types of messages of the types of applications in V2X communications.
In the step S1, in experimental situation, device proposed by the invention is installed in each car and can be led to Cross sensor collection situation of remote；Device proposed by the invention is installed along both sides of the road and information of road surface, vehicle can be gathered V2V communications can be carried out by respective car-mounted device and other vehicles, be exchanged with each other situation of remote, the car-mounted device of each car By carrying out V2I communications with roadside device, respective situation of remote is sent to road side system；The car-mounted device of each car by with A variety of V2X application programs are mounted in roadside device, can be communicated by V2X and realize that a variety of V2X are applied, V2X communication datas Interaction be transmitted and receive in a manner of message, message format need to meet V2X communication standard agreement.
Step S2：Device is handled the data and message that receive, and device disappears the multi-source got from step S1 Breath (sensor messages, V2X communication informations) is stored in message-oriented middleware according to type of message and carries out data management.
In the step S2, the information management method proposed by the invention based on V2X communications will be with message management Between realized, message management middleware will run in equipment proposed by the invention the thing of (car-mounted device or roadside device) To manage between layer and application layer, message-oriented middleware can receive the data and message uploaded from the multiple data sources of bottom, wherein Including vehicle sensors perception data or road perception data, the V2X communication informations under each scene, message-oriented middleware according to Received data is encapsulated as corresponding kind of message by V2X standard messages rule (such as J275 messaging protocols), and it is with being connect The V2X communication informations of receipts are stored according to the difference of its News Category in the form of the data structure of queue in the lump.
Step S3：Establish message forwarding rule and forwarded according to rule, V2X application programs are from reception message queue The information of needs is collected, V2X applications also can be by the incoming transmission message queue of the message that need to be sent.
In the step S3, file configuration rule of the V2X application programs in its message-oriented middleware carries out message and matched somebody with somebody Put, that is, the type of message needed for this application is indicated, after the message needed for V2X application programs is obtained in message-oriented middleware, in message Between part will be each V2X application program create message routing table, for describe forward receive message message forward rule.Disappear Middleware is ceased by the various types of messages managed in real-time read step S2, and proposed according to the demand of V2X application programs Message forwarding rule carries out message forwarding；
Step S4：Application program passes through provided api interface and obtains message, and message-oriented middleware will provide for application program A series of message interface API, V2X application programs are entered using the api interface that message-oriented middleware is provided to the message of forwarding Row is read, i.e., V2X application programs can get received message in real time by message-oriented middleware.
Message transmission flow step includes：
Step S5：Application program passes through provided api interface and sends message, and message-oriented middleware will provide for application program A series of message interface API, after transmitted data are encapsulated as corresponding message by V2X application programs, you can using in message Between the api interface that is provided of part message is transmitted.
Step S6：Establish message to send rule and be transmitted according to rule, message-oriented middleware will establish transmission message Rule, the data of transmission are uniformly stored in message queue by its rule predominantly application program to be managed.
Step S7：Device sends message by V2X communication modules, and V2X communication modules will directly invoke message-oriented middleware institute Message in the message queue of offer is transmitted.
V2X equipment is received as Fig. 2, its execution step are as follows：
S101, as shown in Figure 2, information management method and device based on V2X communications can according to its application function difference To be separately mounted in vehicle and roadside device, can by physical interface (such as serial ports, network interface) from vehicle body sensor (such as GPS, encoder etc.) in get state of motion of vehicle information (such as speed, position, deflection)；Roadside device is placed in Road both sides, using physical interface (such as serial ports, network interface etc.) receive roadside device configured road surface sensor (such as camera and Millimetre-wave radar) get the traffic state information (such as road traffic and average speed) of road；
S102, described device will receive sensor (including the car on vehicle by physical interface (such as serial ports, network interface) Path sensor on body sensor and roadside device) upload all kinds of perception datas；
S103, because message-oriented middleware proposed by the invention is managed in a manner of message to data, therefore it will pass Data received by sensor are encapsulated as corresponding message (i.e. sensor messages) according to its contents attribute；
S104, described device can may include DSRC and LET- by V2X communications reception V2X communication informations, wherein V2X communications V two ways, its communication mode are all message broadcast, i.e., V2X equipment can receive the V2X message of all broadcast around, because This, V2X equipment will obtain the V2X communication informations of all propagation in periphery；
S105, verified by simple message and carry out filtration treatment, will filter out the V2X communication informations of non-equipment；
S106, message is uploaded in real time by the V2X message received and as the sensor messages packaged by sensing data Middleware is handled；
V2X equipment will carry out unified management using message-oriented middleware after receiving message-oriented middleware, its step such as S2 institutes Show：
S201, the message that the V2X communication types accessed by step S1 are j is utilized into mjIt is indicated, wherein j=1, 2 ..., M, the message m acquired in message-oriented middleware read step S1j；
S202, message-oriented middleware is to the V2X communication informations m that receivesjClassification parsing is carried out, so as to obtain its News Category For j；
S203, message-oriented middleware inquire-receive message queue collection QrIn whether comprising following News Category be j reception disappear Queue is ceased, if there is this message sink queue, step S205 is performed, messages step is performed if the message sink queue without this message S204；
S204, message-oriented middleware create the reception message queue for receiving j classesReception attribute can to receive simultaneously Store the V2X communication informations that News Category is j；
The message that the News Category received is j is stored in reception message queue by S205, message-oriented middlewareIn；
S206, received all message can be pressed by above step message-oriented middleware by receiving multiclass message Enter to receive message queue collection according to its classification storageIn.
All kinds of V2X applications will be installed in V2X equipment, and its V2X will answer using the message for needing to receive according to its own With the characteristics of be customized, it is therefore desirable to formulate receive V2X message forwarding rule be used for V2X application programs can connect in time Receive, its handling process is as shown in step S3：
S301, message-oriented middleware by for application program provide V2X application programs provide message demand configuration interface, application Program carries out message registration to required message according to its own demand to message in registration profile；
S302, message-oriented middleware read message registration configuration file, obtain each V2X application programs in application layer and are registered Information；
S303, the message that message-oriented middleware receives according to required for reading registration profile gets each application program Type information；
S304, message-oriented middleware are i-th of application program AiEvery a kind of message establishing message queue, so as to for for the I program AiCreate application messages queue collectionWherein i=1,2 ..., N；
S305, the message queue collection received needed for each application program is collected, so as to which the total message of application program will be formed Queue collection
S306, according to the total message queue collection K of the application program createdA, message routing table is generated, establishes message forwarding rule Then, queue ID and the reception for the reception message queue that each application program in application layer is created will be stored in its message routing table Type of message；
Message queue collection K obtained by S307, message-oriented middleware read step S205AIn message queue, for it In all message teams in carry out traversal reading；
S308, message-oriented middleware are created the type of the reception message read and application program in message routing table Reception message team in type contrasted；
S309, judges whether reception message matches the type of message in routing table, if can have one or more message queues The type of message received can be matched with the type of message received, then perform step S310, if can not match, throw Abandon to change and perform step S307；
S310, message queue collection Q will receivedrMiddle read message enters data storage according to message route forwarding table Queue collection KAIn thus matching message queue in；
S311, the message category differentiation received by device can be stored in message queue and collected according to above step KAIn each application program message queue in collectIn reception message queueIn；
S312, V2X application program AiMessage queue collection is read according to the message-oriented middleware API providedCorresponding disappear Cease queueIn read message.
It is the particular flow sheet of message sink above, Fig. 5 is then as follows for the flow chart of message transmission, its step：
S501：The data that need to be sent are encapsulated as disappearing by application program according to V2X reference formats (such as j2375 message criterias) The data (such as vehicle oneself state, warning information etc.) of required transmission are encapsulated into corresponding message (such as by breath, application program Message of vehicular status, early warning information etc.)；
S502：The message of transmission is provided to message transmission interface by message-oriented middleware, be stored into transmission message queue qsIn；
S601：The message of described device is sent compared to message sink, and the management that message-oriented middleware is sent to message is main It is by a specific transmission message queue qsThe various types of messages sent to all application programs receives；
S602：Message-oriented middleware will send q in message queue with quick readingsVarious types of messages, and incoming V2X communication hairs Send in interface；
S7：V2X communication modules carry out message transmission after receiving message using V2X communication transmission interfaces；
Corresponding to the above-mentioned information management method based on V2X communications, the invention provides a kind of disappearing based on V2X communications The device of management method is ceased, it is described in detail below in conjunction with specific embodiments and the drawings.
It is respectively a kind of information management method functions of the equipments module based on V2X communications of the invention referring to Fig. 6 and Fig. 7 Schematic diagram and V2X environment schematics.Specifically, device proposed by the invention, which may be mounted at, can also be arranged on road on vehicle On side apparatus, can be read by physical interface sensing data on vehicle or roadside device equipped with V2X communication modules and The message-oriented middleware of identical V2X communications, specifically, this equipment is classified into application layer, transport layer and physical layer, wherein physics Layer includes the underlying device of the information management method equipment based on V2X communications, includes sensor and V2X communication modules etc.； Transport layer is between application layer and physical layer, and main function is the transmission and arrangement of data, the one kind proposed in the present invention Information management method based on V2X communications will be run in a manner of the message-oriented middleware that V2X communicates in transport layer；Application layer is then led V2X application programs will be run, by the synergy that bus or train route part is finally realized from transport layer reception data.
Fig. 7 is the complex topology information flow environment handled by the middleware provided in an embodiment of the present invention based on V2X communications Schematic diagram；As shown in Fig. 2 including：
The sensor (such as GPS module 7, encoder 8) for gathering this car motion state of installation in each car 6, and The device 10 of information management method provided by the present invention based on V2X communications is installed, the V2X communications of V2X communications can be realized Module 9 and the human-computer interaction interface 11 that displaying interface can be provided for V2X application programs；Trackside is installed along both sides of the road Equipment 1, wherein being provided with the camera 4 that can be acquired to road pavement information and various kinds of sensors 5, and institute of the present invention is installed The device 3 of the information management method based on V2X communications provided, the V2X communication modules 2 of V2X communications can be realized；
Wherein, the device 10 of each car with the device 3 in roadside device by carrying out V2I communications, information of vehicles and road surface Information interacts information, including the vehicle body basic status messages of vehicle upload and queue request message etc., roadside device hair Send vehicle early warning message and road condition message；The device 10 of each car can be communicated by V2V and be carried out with the device 10 of each car Interaction, including the respective status information of vehicle and corresponding control instruction.
Further, set by the device 10 of the device 10 of each car and the device 10 of other vehicles and each car with trackside The standby 1 V2V/V2I communications formed can realize the practical application based on V2X communications, such as S1 scenes, be filled according to by trackside Put the vehicle that vehicle movement information has collision to the section that crosses in collection track and carry out early warning；S2 scenes, car before and after same track Carry out information of vehicles interaction, so as to realize longitudinal pitch early warning；S3 scenes, data interaction is carried out in road between vehicle and by road Side apparatus is agreed to manage to it, so as to realize road vehicle platoon driving；S4 scenes, different track adjacent vehicles carry out vehicle letter Breath interaction, so as to realize lateral spacing early warning；S3 scenes, vehicle collaboration roadside device realize blind area early warning；
Further, according to foregoing description, a kind of V2X equipment messages middleware institute under complex topology information flow environment Place's environment is multi-source data, includes the various kinds of sensors perception data of slave unit bottom upload, and is connect from V2X communication modules All kinds of V2X message received, and also operation has all kinds of different V2X application programs, the collaboration fortune of each program in upper layer application Make and the demand needed for bottom is also not quite similar, therefore, in a kind of V2X equipment messages under complex topology information flow environment Between solves the problems, such as needed for part to be management to multi-source data and be the single interface of upper layer application exploitation.
Finally illustrate, preferred embodiment above is merely illustrative of the technical solution of the present invention and unrestricted, although logical Cross above preferred embodiment the present invention is described in detail, it is to be understood by those skilled in the art that can be Various changes are made to it in form and in details, without departing from claims of the present invention limited range.

Claims (9)

  1. A kind of 1. message management apparatus based on V2X communications, it is characterised in that：Including message interface, environmental sensor, based on car Car/bus or train route communication (Vehicle to Everything, V2X) communication module, message-oriented middleware, application program；
    The message interface is used to receive the environmental information that the environmental sensor collects, and the V2X communication modules are used to connect Receive and send V2X information, and by the message-oriented middleware environmental information and the V2X information are carried out data classification, Storage and processing；The message that the message-oriented middleware need to receive according to the application program, which is established message forwarding rule and forwarded, to disappear Breath；The application program is located at application layer, and the message-oriented middleware provides data-interface for the application layer, makes the application layer The message for completing taxonomic revision is got in real time；
    The message interface includes serial ports, network interface, for being connected with onboard sensor, path sensor；
    The environmental information includes onboard sensor information and path sensor information；
    The various information that the V2X information is broadcasted by environment；
    The V2X communication modules include DSRC technology (Dedicated Short Range Communications, DSRC) communication module, Long Term Evolution V (Long Term Evolution-Vehicle, LET-V) communication module, be used for and other Vehicle enters driving-car (Vehicle to Vehicle, V2V) communication, enters driving-infrastructure (Vehicle with roadside device To Infrastructure, V2I) communication；The V2X communication modules are transmitted and received in a manner of message, message format Meet V2X communication standard protocols；
    The application program is V2X application programs, for bus or train route synergistic application, passes through the application programming interface of offer (Application Programming Interface, API) interface reads the application message queue in the message-oriented middleware Data, so as to obtaining information needed in real time；The application program also carries out message transmission by api interface, according to interface Code requirement, message is encapsulated as packet, the api interface provided using the message-oriented middleware, packet is transmitted to institute In the transmission message queue for stating message-oriented middleware establishment.
  2. A kind of 2. message management apparatus based on V2X communications as claimed in claim 1, it is characterised in that：The vehicle-mounted sensing Position of the device information including vehicle, speed, deflection.
  3. A kind of 3. message management apparatus based on V2X communications as claimed in claim 1, it is characterised in that：The road sensing Device information includes road traffic, average speed.
  4. A kind of 4. message management apparatus based on V2X communications as claimed in claim 1, it is characterised in that：
    Data classification, storage and the processing include reception, the management of physical layer data of physical layer data；
    It is described establish message forwarding rule and forward message include application layer forwarding rule formulation, application layer messages forwarding, The transmission of application layer data mechanism.
  5. A kind of 5. information management method based on V2X communications, it is characterised in that：This method comprises the following steps：
    S1：Receive environmental information and V2X information；
    S2：The information of reception is managed；
    S3：Establish message forwarding rule and forwarded according to rule；
    S4：Application program passes through provided api interface and obtains message；
    S5：Application program passes through provided api interface and sends message；
    S6：Message is established to send rule and be transmitted according to rule；
    S7：Message is sent by V2X communication modules.
  6. A kind of 6. information management method based on V2X communications as claimed in claim 5, it is characterised in that：The step S1 tools Body comprises the following steps：
    S101：The environmental information received is classified and is encapsulated as different message；The V2X information filterings received are fallen Non-standard information；
    S102：Message is uploaded to middleware.
  7. A kind of 7. information management method based on V2X communications as claimed in claim 5, it is characterised in that：The step S2 tools Body comprises the following steps：
    S201：Message-oriented middleware receives the message m that type is jj, wherein j=1,2 ..., M, M is message-oriented middleware received message class The sum of type, i.e. message-oriented middleware handle M message simultaneously to multipotency；
    S202：The type of message that message-oriented middleware receives according to the identification of the message of reception is j；
    S203：Determine whether that message queue receives j class message；If so, then enter step S205；If no, enter step Rapid S204；
    S204：Message-oriented middleware creates j type received message queues
    S205：By the message m of receptionjIt is stored in message queueFormed and receive message queue collection
  8. A kind of 8. information management method based on V2X communications as claimed in claim 7, it is characterised in that：The step S3 tools Body comprises the following steps：
    S301：I-th of application program AiMessage registration is carried out according to program requirements；
    S302：Message-oriented middleware reads configuration file in application program；
    S303：Message-oriented middleware obtains type of message needed for each application program；
    S304：Message-oriented middleware is i-th of application program AiRegistration message create message queue, apply journey so as to create i-th Sequence AiMessage queue collectionWherein i=1,2 ..., N, N are the sum of application program, i.e. device to multipotency It is enough to run N number of application program simultaneously；
    S305：The queue of all application programs is aggregated to form total message queue collection
    S306：According to the total message queue collection K createdA, generate message routing table；
    S307：The message queue that will be obtained in the step S205Traveled through and read；
    S308：The type of message read and message routing table are contrasted；
    S309：Judge whether reception message matches the type of message in routing table；If matching, carrying out in next step, if mismatching, Then enter step S307；
    S310：The message read is stored to queue collection KAMiddle matched message queue；
    S311：The message category received is stored and carries out message queue collection KAIn middle matched message queue；
    S312：I-th of application program AiMessage queue collection is read according to the message-oriented middleware API providedIn message queueData.
  9. A kind of 9. information management method based on V2X communications as claimed in claim 5, it is characterised in that：Step S5, S6 Specifically include following steps：
    S501：The data sent on demand are encapsulated as message m by application program according to reference formatj；
    S502：The message of transmission is provided to message transmission interface by message-oriented middleware, be stored into and send message queue qsIn；
    S601：The transmission message queue q of message-oriented middlewaresThe transmission message of all application programs will be received；
    S602：Message-oriented middleware, which will persistently be read, sends message queue qs, and in incoming V2X communications transmission interface.
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WO2022271151A1 (en) * 2021-06-21 2022-12-29 Harman International Industries, Incorporated Adaptive filter for message processing in vehicle-messaging environment
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