CN109587283A - A kind of communication means of vehicle marshalling, vehicle gateway and system - Google Patents
A kind of communication means of vehicle marshalling, vehicle gateway and system Download PDFInfo
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- CN109587283A CN109587283A CN201811386080.3A CN201811386080A CN109587283A CN 109587283 A CN109587283 A CN 109587283A CN 201811386080 A CN201811386080 A CN 201811386080A CN 109587283 A CN109587283 A CN 109587283A
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- vehicle
- gateway
- network address
- communication
- marshalling
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L61/00—Network arrangements, protocols or services for addressing or naming
- H04L61/50—Address allocation
- H04L61/5007—Internet protocol [IP] addresses
- H04L61/5014—Internet protocol [IP] addresses using dynamic host configuration protocol [DHCP] or bootstrap protocol [BOOTP]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/66—Arrangements for connecting between networks having differing types of switching systems, e.g. gateways
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L61/00—Network arrangements, protocols or services for addressing or naming
- H04L61/09—Mapping addresses
- H04L61/25—Mapping addresses of the same type
- H04L61/2503—Translation of Internet protocol [IP] addresses
- H04L61/2521—Translation architectures other than single NAT servers
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- Computer Networks & Wireless Communication (AREA)
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Abstract
The invention discloses a kind of communication means of vehicle marshalling, vehicle gateway and systems.The dynamic network address of all vehicle gateways of vehicle marshalling is carried in network address notice message, all in-vehicle devices of this vehicle is handed down to, to indicate that the in-vehicle device records the dynamic network address by vehicle gateway；The internal communication address for the in-vehicle device that vehicle gateway is recorded according to this vehicle gateway and the mapping relations of communication port, realize the communication interaction between the in-vehicle device of this vehicle and the in-vehicle device of other vehicles.The embodiment of the present invention can be realized the quick constructing communication network of vehicle dynamic marshalling, reduce the time spent by vehicle marshalling by using above-mentioned technical proposal.
Description
Technical field
The present embodiments relate to the communication technology more particularly to a kind of communication means of vehicle marshalling, vehicle gateway and it is
System.
Background technique
With the intelligent development that rolling stock controls, there are more and more communication between devices to need in vehicle marshalling
It asks.
The meaning of vehicle marshalling is specifically and would generally include a few section vehicles in train of vehicles marshalling, can set in each vehicle
One or more in-vehicle devices are set, such as air-conditioning equipment, lighting apparatus and stereo set have various functions, it can be by logical
Conveniently section receives the equipment for instructing and executing.Mountable corresponding application layer controls software, application layer control in each in-vehicle device
Software processed, which can recognize, to be instructed and executes.Having a section in the vehicle of usual train of vehicles marshalling is command car, other vehicles are as general
It is open to traffic.
Due to having communication requirement between each interior setting, so the prior art can compile vehicle between each vehicle
Each equipment of group carries out constructing communication network, to realize information exchange.
But the vehicle and in-vehicle device due to vehicle marshalling are not often fixed and invariable.It is organized into groups in a train of vehicles
In, it is possible to the new vehicle of carry or unloading are detached from original vehicle.For the in-vehicle device of each vehicle, there are more changes
Situation.So there are many complexity for the constructing communication network of vehicle marshalling.
Dynamic vehicle grouping procedures in the prior art are as follows: it is realized and is interconnected by way of manual configuration, it is various
When vehicle dynamic is compiled to a group, each in-vehicle device to each vehicle is needed to configure IP address, and configure in-vehicle device with
Relationship between the relationship and vehicle of vehicle, and control and carry out IP address exchange, it is communicated with each other with realizing.
Above-mentioned existing dynamic group scheme has the disadvantage that
1, operation is needed to be serviced, since operator is not fixed, it is difficult to safeguard；
2, manual type is safeguarded, more than ten vehicles, which are once organized into groups, needs several people to safeguard time-consuming 1 day or so, and the marshalling time is very
It is long.
Summary of the invention
The embodiment of the present invention provides a kind of communication means of vehicle marshalling, vehicle gateway and system, to realize vehicle dynamic
The quick constructing communication network of marshalling.
In a first aspect, the embodiment of the invention provides a kind of communication means of vehicle marshalling, comprising:
Vehicle gateway carries the dynamic network address of all vehicle gateways of vehicle marshalling in network address notice message
In, all in-vehicle devices of this vehicle are handed down to, to indicate that the in-vehicle device records the dynamic network address of each vehicle gateway；
The internal communication address for the in-vehicle device that vehicle gateway is recorded according to this vehicle gateway and the mapping of communication port are closed
System, realizes the communication interaction between the in-vehicle device of this vehicle and the in-vehicle device of other vehicles.
Second aspect, the embodiment of the invention provides a kind of vehicle gateways, comprising:
Address notification module, for carrying the dynamic network address of all vehicle gateways of vehicle marshalling in network
In the notice message of location, all in-vehicle devices of this vehicle are handed down to, to indicate that the in-vehicle device records the dynamic of each vehicle gateway
State network address；
Communication interaction module, the internal communication address of the in-vehicle device for being recorded according to this vehicle gateway and communication port
Mapping relations, realize the communication interaction between the in-vehicle device of this vehicle and the in-vehicle device of other vehicles.
The third aspect, the embodiment of the invention also provides a kind of vehicle marshalling systems, comprising: at least two is as real such as the present invention
Vehicle gateway described in example is applied, further includes a dynamic network address server.
Communication means, vehicle gateway and the system of vehicle marshalling provided in an embodiment of the present invention, vehicle gateway is to by its institute
The dynamic network address carrying for belonging to all vehicle gateways in vehicle marshalling is handed down to this vehicle in network address notice message
All in-vehicle devices to indicate that each in-vehicle device records the dynamic network address of each vehicle gateway, and are remembered according to this vehicle gateway
The internal communication address of the in-vehicle device of record and the mapping relations of communication port realize the in-vehicle device and other vehicles of this vehicle
In-vehicle device between communication interaction.The embodiment of the present invention can be realized vehicle dynamic and compile by using above-mentioned technical proposal
Automatic exchange of the dynamic network address between vehicle can be realized in the quick constructing communication network of group without human intervention, reduces vehicle
Marshalling spent time.
Detailed description of the invention
By reading a detailed description of non-restrictive embodiments in the light of the attached drawings below, of the invention other
Feature, objects and advantages will become more apparent upon:
Fig. 1 is a kind of flow diagram of the communication means for vehicle marshalling that the embodiment of the present invention one provides；
Fig. 2 is a kind of flow diagram of the communication means of vehicle marshalling provided by Embodiment 2 of the present invention；
Fig. 3 is a kind of flow diagram of the communication means for vehicle marshalling that the embodiment of the present invention three provides；
Fig. 4 is a kind of structural block diagram for vehicle gateway that the embodiment of the present invention four provides；
Fig. 5 is a kind of structural schematic diagram for vehicle marshalling system that the embodiment of the present invention five provides.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining the present invention rather than limiting the invention.It also should be noted that in order to just
In description, only some but not all contents related to the present invention are shown in the drawings.
Embodiment one
The embodiment of the present invention one provides a kind of communication means of vehicle marshalling.The present embodiment is applicable in vehicle marshalling respectively
The case where equipment is communicated.Fig. 1 is the flow diagram of the communication means of the vehicle marshalling of the embodiment of the present invention one, such as Fig. 1
It is shown, this method comprises:
S110, vehicle gateway carry the dynamic network address of all vehicle gateways of vehicle marshalling logical in network address
Know in message, be handed down to all in-vehicle devices of this vehicle, to indicate that the in-vehicle device records the Dynamic Networks of each vehicle gateway
Network address.
In the present embodiment, the dynamic network address of all vehicle gateways of vehicle marshalling can be by vehicle gateway actively from clothes
Business device or other vehicle gateways obtain, and vehicle gateway can also be issued to by server, the present embodiment is limited not to this.
Illustratively, vehicle gateway is issued getting the dynamic network address of other vehicle gateways or receive server
Other vehicle gateways dynamic network address after, generate and carry the dynamic network address and same vehicle of this vehicle gateway
The network address notice message of the dynamic network address of every other vehicle gateway under marshalling, and set based on each car under this vehicle
Standby internal communication address will be sent to all in-vehicle devices of this vehicle to network address notice message；Correspondingly, each car
After equipment receives the dynamic network address of vehicle gateway transmission, network address notice message is parsed, each vehicle is obtained
The dynamic network address of gateway is simultaneously stored.Wherein, the internal communication address of in-vehicle device is for in-vehicle device by this vehicle
It is communicated in the internal network of this vehicle that the vehicle gateway of each in-vehicle device and this vehicle forms, and only in this vehicle
It in portion's network effectively, can be IP address of the in-vehicle device in the internal network of this vehicle；The inside of each in-vehicle device is logical
Letter address can be configured when equipment is dispatched from the factory in the car by developer, can also when equipment is set to a certain vehicle in the car,
It is allocated by the vehicle gateway of the vehicle, herein with no restriction.
Wherein, the type of message of network address notice message can flexible setting, such as network address notice message can be with
For the UDP message based on User Datagram Protocol (User Datagram Protocol, UDP).In network address notice message
It can also include this vehicle net in addition to the dynamic network address (such as IP address) for carrying all vehicle gateways under same marshalling
The identity information (at least one of the serial number of such as this vehicles identifications, vehicle gateway identification and this vehicle in marshalling) of pass
And the mark of vehicle is commanded in this vehicle marshalling, that is, command vehicles identifications.In view of storing the complete of information in each in-vehicle device
The serial number of this vehicles identifications, vehicle gateway identification and this vehicle in marshalling can be sent to by whole property, vehicle gateway
All in-vehicle devices of this vehicle are stored, at this point, the network address notice message includes: all vehicles under same marshalling
Sequence of the IP address, this vehicles identifications, commander vehicles identifications, vehicle gateway identification and this vehicle of gateway in marshalling
Number.
The internal communication address of in-vehicle device and reflecting for communication port that S120, vehicle gateway are recorded according to this vehicle gateway
Relationship is penetrated, realizes the communication interaction between the in-vehicle device of this vehicle and the in-vehicle device of other vehicles.
Wherein, the quantity of the communication port of in-vehicle device can be one or more, and the communication port of in-vehicle device can be with
It is configured, can also be configured by staff by the developer of in-vehicle device.
It is simplicity in view of vehicle marshalling communication process, it is preferred that the internal communication address of the in-vehicle device and logical
Believe that port is fixed setting, and the forwarding mapping relations configuration inside progress in vehicle gateway.As in-vehicle device can have admittedly
There is fixed mapping to close for fixed internal communication address and communication port, i.e. the internal communication address of in-vehicle device and communication port
System, in-vehicle device can be carried out in vehicle gateway inside forwarding mapping relations configuration, if in-vehicle device is in a certain vehicle of addition
Internal network when or when vehicle gateway changes, can by the internal communication address of this in-vehicle device and communication port it
Between mapping relations be sent to interior gateway so that the communication port of all in-vehicle devices of vehicle gateway minute book vehicle and internal
Mapping relations between mailing address.Correspondingly, the internal communication address of in-vehicle device can be sent to this vehicle by vehicle gateway
Other in-vehicle devices of internal network, and the communication port information of in-vehicle device (such as communication port mark) is sent to same
Other vehicle gateways under vehicle marshalling, so that the communication port information is handed down to each in-vehicle device by other vehicle gateways, with
Continue after an action of the bowels and is communicated.
Illustratively, in-vehicle device can be directly based upon the internal communication address of other in-vehicle devices of same internal network
It is communicated with other in-vehicle devices in the internal network, and can dynamic network based on the vehicle gateway of other vehicles
The communication port information of the in-vehicle device of location and other vehicles is communicated with the in-vehicle device of other vehicles.With other vehicles
In-vehicle device when being communicated, for example, in-vehicle device can be based on the dynamic network address of vehicle gateway, will be comprising connecing
The communication information for receiving the communication port information of the target in-vehicle device of communication information is sent to the affiliated vehicle of target in-vehicle device
Vehicle gateway；Correspondingly, vehicle gateway can be taken after the communication information for receiving in-vehicle device transmission according in communication information
The vehicle gateway identification of vehicle described in the target in-vehicle device of band determines the dynamic network address of target in-vehicle device, and being based on should
The communication information received is sent to the vehicle gateway of the affiliated vehicle of target in-vehicle device by dynamic network address, to pass through the vehicle
Communication information is transmitted to target in-vehicle device by gateway.
Communication means, vehicle gateway and the system for the vehicle marshalling that the embodiment of the present invention one provides, vehicle gateway is by its institute
The dynamic network address carrying for belonging to all vehicle gateways in vehicle marshalling is handed down to this vehicle in network address notice message
All in-vehicle devices to indicate that each in-vehicle device records the dynamic network address of each vehicle gateway, and are remembered according to this vehicle gateway
The internal communication address of the in-vehicle device of record and the mapping relations of communication port realize the in-vehicle device and other vehicles of this vehicle
In-vehicle device between communication interaction.The embodiment of the present invention can be realized vehicle dynamic and compile by using above-mentioned technical proposal
Automatic exchange of the dynamic network address between vehicle can be realized in the quick constructing communication network of group without human intervention, reduces vehicle
Marshalling spent time.
Embodiment two
Fig. 2 is a kind of flow diagram of the communication means of vehicle marshalling provided by Embodiment 2 of the present invention.The present embodiment
The obtaining step of dynamic network address, the update step and communication of dynamic network address are increased on the basis of above-described embodiment
The update step of port.It is illustrated below with reference to communication means of the Fig. 2 to vehicle marshalling provided in this embodiment, such as Fig. 2 institute
Show, the communication means includes:
S210, vehicle gateway are requested to server, distribute dynamic network address for this vehicle gateway.
Wherein, vehicle gateway can be network address translation (the Network Address being configured on each vehicle
Translation, NAT) gateway or NAT interchanger；It is each vehicle allocation dynamic network address that server, which is in vehicle marshalling,
Server, type can according to need setting, such as can be set to DynamicHost setting agreement (Dynamic Host
Configuration Protocol, DHCP) server, the commander's vehicle or any common in-vehicle of vehicle marshalling can be configured at
It on, can also be independently arranged with vehicle marshalling, the other positions except vehicle marshalling such as can be set, at this point, vehicle net
Pass can wirelessly access server.
Optionally, if server and the one-to-one setting of vehicle marshalling, i.e., the described server is only in some vehicle marshalling
Vehicle gateway provide service, then commander's vehicle in the vehicle marshalling or any common vehicle can be set in the server
On；If server is to provide with the one-to-many setting of vehicle marshalling, i.e., the described server for the vehicle gateway in multiple vehicle marshallings
Service, then the server can be arranged independently of the vehicle marshalling, to improve logical between server and vehicle marshalling
Believe quality.
In order to further increase the communication quality in server and vehicle marshalling between each vehicle gateway, it is preferred that can be with
Server and vehicle marshalling are arranged in a one-to-one correspondence, i.e., each vehicle marshalling is both provided with a server, connects same service
All vehicle gateways of device are the vehicle gateway in same vehicle marshalling.
Illustratively, vehicle gateway sends dynamic network address distribution request to server；Server is receiving vehicle
After the dynamic network address distribution request that gateway is sent, vehicle gateway is determined according to the dynamic network address allocation rule of setting
Dynamic network address, and identified dynamic network address is sent to the vehicle gateway.Wherein, dynamic network address distribution rule
It then can according to need setting, such as can randomly select one in unappropriated dynamic network address in belonging network address field
Network address of a dynamic network address as vehicle gateway, alternatively, in a certain order (such as according to the size of network address
It sequentially) chooses and to be located at the last one network of the network address after occupied dynamic network address as vehicle gateway
Location, etc..The opportunity of vehicle gateway to server transmission dynamic network address distribution request can be based on the work of vehicle marshalling
Mechanism determines, such as can be when detecting that server changes and/or to server request after each starting up completion
This vehicle gateway distributes dynamic network address, and the present embodiment is limited not to this.
When sending dynamic network distribution address, if being stored with the IP address of server in vehicle gateway, can be based on
Dynamic network address distribution request is sent to server by network；If the IP address of not stored server in vehicle gateway, can
Dynamic network address distribution request is sent to server in a manner of by broadcast or by via other vehicle gateway forwards,
Network address can such as be forwarded request to be sent to other equipment (other vehicles of one or more of this vehicle gateway connection at random
Gateway or server), other equipment forward the network address distribution request received, again then if not server with this
Analogize, until network address distribution request is sent to server.At this point, the dynamic network address distribution that vehicle gateway is sent is asked
Vehicle described in the vehicles identifications and/or vehicle gateway that preferably include vehicle gateway identification, the affiliated vehicle of vehicle gateway is asked to compile
The identity information of the vehicles gateway such as serial number in group, so that server can be asked based on the dynamic network address distribution received
Seek the identity for determining the vehicle gateway for sending the dynamic network address distribution request.
Optionally, server is after the dynamic network address for determining vehicle gateway, with can also establishing the dynamic network
Corresponding relationship between location and vehicle Gateway identity information, such as the identity information of corresponding record vehicle gateway and the dynamic network
Location stores so that the subsequent dynamic network address by the vehicle gateway is sent to other vehicle gateways.
S220, vehicle gateway obtain the dynamic network address of other vehicle gateways in vehicle marshalling from the server.
Illustratively, vehicle gateway generates the dynamic network carried by the identity information (such as vehicle gateway identification) of itself
Location acquisition request, and the dynamic network address acquisition request is sent to server；Server receives the transmission of vehicle gateway
After dynamic network address acquisition request, the dynamic network address for other vehicle gateways being locally stored is obtained, alternatively, to other vehicles
Gateway sends dynamic network address acquisition request to obtain the dynamic network address of other vehicle gateways, and by acquired its
The dynamic network address of his vehicle gateway is sent to the vehicle gateway for sending dynamic network address acquisition request.
It should be noted that, although the present embodiment with vehicle gateway actively to server request distribution dynamic network address with
And it actively obtains in vehicle marshalling and is illustrated for the dynamic network address of other vehicle gateways, but the embodiment of the present invention is not
This is limited, if the embodiment of the present invention actively can also be vehicle gateway distribution dynamic network address by server, is such as taken
Business device can monitor or determine that the vehicle (or vehicle gateway) in vehicle marshalling changes based on the operation of staff
When, it such as increases new vehicle (or vehicle gateway) or vehicle (or vehicle gateway) is changed, the vehicle into new marshalling
Gateway distributes dynamic network address, and the dynamic network address is actively sent to corresponding vehicle gateway in new marshalling；With/
Or, server is after distributing new dynamic network address for a certain vehicle gateway, by the newly assigned dynamic network of vehicle gateway
Other vehicle gateways that address is sent in vehicle marshalling carry out storage or by the Dynamic Networks of vehicle gateways all in vehicle marshalling
Network address is sent to all vehicle gateways in vehicle marshalling and is stored or updated.
In order to reduce the calculation amount of each vehicle gateway, a vehicle marshalling can be newly added in vehicle gateway in the present embodiment
When, it is actively that this vehicle marshalling distributes dynamic network address simultaneously actively to the request of the server of this vehicle marshalling from the vehicle gateway
Obtain the dynamic network address of other vehicle gateways in vehicle marshalling；And in vehicle marshalling each vehicle gateway the course of work
In, whether changed by the vehicle gateway in monitoring server vehicle marshalling, i.e., with the presence or absence of increase in monitoring vehicle marshalling
And/or the vehicle gateway of reduction, and when monitoring that the vehicle gateway in vehicle marshalling changes, actively by the vehicle after variation
The vehicle gateway that is handed down in vehicle marshalling of dynamic network address of all vehicle gateways in marshalling is stored.At this point,
The communication means of vehicle marshalling provided in this embodiment can also include: that vehicle gateway receives the vehicle marshalling that server issues
The dynamic network address of all vehicle gateways.
S230, vehicle gateway carry the dynamic network address of all vehicle gateways of vehicle marshalling logical in network address
Know in message, be handed down to all in-vehicle devices of this vehicle, to indicate that the in-vehicle device records the Dynamic Networks of each vehicle gateway
Network address.
Any in-vehicle device of vehicle, monitors the network address notice message where S240, vehicle gateway.
S250, the in-vehicle device update the dynamic of all vehicle gateways when listening to the network address notice message
State network address.
In the present embodiment, in-vehicle device can directly monitor network address notice message and update the dynamic of all vehicle gateways
State network address；Network address notice message can also be monitored by the monitoring software of installation, and/or, pass through the address of installation
Processing software updates the dynamic network address of all vehicle gateways.Wherein, message monitoring need to only be had the function of by monitoring software,
Address process software need to only have the function of that dynamic network address updates (increase, deletion and the modification of such as dynamic network address) i.e.
Can, concrete type can according to need selection, herein with no restriction.
Illustratively, in-vehicle device is by monitoring software in real time or according to setting period monitoring in-vehicle device or in-vehicle device
Communication port whether receive network address notice message, if so, packet parsing software can be called logical to network address
Know that message is parsed, with obtaining in the vehicle marshalling carried in network address notice message the dynamic network of all vehicle gateways
Location, and call address processing software updates locally according to the dynamic network address of all vehicle gateways of obtained vehicle marshalling
The network address of storage；If it is not, the step of then returning to above-mentioned monitoring, until in-vehicle device shutdown.Wherein, packet parsing is soft
Part can be the software different from address process software with packet parsing function；Or one of address process software
Functional module, at this point, address process software also has the function of packet parsing in addition to network address more new function.Right
When network address is updated, can locally only store with the not phase of the dynamic network address in network address notice message
Same dynamic network address or local not stored dynamic network address are updated, and network address notice also can be directly used
Each dynamic network address in message replaces each dynamic network address being locally stored, herein with no restriction.
S260, vehicle gateway receive the communication port notice message that any in-vehicle device is initiated in this vehicle gateway, wherein
The communication port notice message includes at least: the dynamic network address of affiliated vehicle gateway and the communication port mark of in-vehicle device
Know.
S270, vehicle gateway send the communication port notice message to each in-vehicle device of other vehicle gateways.
Illustratively, in-vehicle device generates the communication for carrying this in-vehicle device after a new internal network is added
The communication port notice message of the port information communication port of (such as this in-vehicle device identify), and by the communication port notice message
It is sent to the vehicle gateway of this vehicle；Vehicle gateway receives the communication port notice message that in-vehicle device is sent, and is deposited based on local
The dynamic network address of other vehicle gateways in the same vehicle marshalling of storage, received communication port notice message is sent
To other vehicle gateways in same vehicle marshalling；Other vehicle gateways receive communication port notice message, and by the communication ends
Mouth notice message is handed down to all in-vehicle devices of its affiliated vehicle；Correspondingly, in-vehicle device receives the car of its affiliated vehicle
The communication port notice message that gateway is sent, parses received communication port notice message, obtains generating communication
The communication port information of the in-vehicle device of port notice message, and the communication port information is stored, it is based on so as to subsequent
The communication port information is communicated with the in-vehicle device for generating communication port notice message.
The notice response message received is fed back to the vehicle for initiating the communication port notice message by S280, vehicle gateway
Interior equipment, the in-vehicle device notified with notifying in-vehicle device to record.
Illustratively, the communication port that the vehicle gateway of the in-vehicle device of other vehicles vehicle belonging to receiving is sent is logical
After knowing message, it can be generated for notifying the in-vehicle device itself for generating communication port notice message to have been received by communication port notice
The notice response message of message will generate the communication port information and the vehicle of itself of the in-vehicle device of communication port notice message
Interior device identification carries in notice response message, the in-vehicle device institute based on the generation communication port notice message being locally stored
Belong to vehicle vehicle gateway dynamic network address, by notice should message be sent to generate communication port notice message car
The vehicle gateway of the affiliated vehicle of equipment；Vehicle gateway receives the notice response message that the in-vehicle device of other vehicles is sent, and is based on
The communication port information in response message is notified to determine the internal communication address for generating the in-vehicle device of communication port notice message,
And the car that the notice response message received is transmitted to generation communication port notice message is set based on the internal communication address
It is standby；In-vehicle device receives the notice response message that vehicle gateway is sent, based on the in-vehicle device mark carried in notice response message
Memorize records the in-vehicle device notified.
Correspondingly, the communication port notice message of generation can be sent to by in-vehicle device by the vehicle gateway of this vehicle
The vehicle gateway of the affiliated vehicle of the in-vehicle device failed to give notice, so that the vehicle gateway of the affiliated vehicle of the in-vehicle device failed to give notice will lead to
Letter port notice message is transmitted to the in-vehicle device failed to give notice.Wherein, the in-vehicle device failed to give notice can be only not yet to notify
Other vehicles in-vehicle device (as being not yet sent to it car in the affiliated vehicle of vehicle gateway of communication port notice message
Equipment), it can also include being sent to it communication port notice message but not received its return in setting time length
Notify the in-vehicle device of response message, i.e. dont answer or the in-vehicle device of response time-out, herein with no restriction.
The internal communication address of in-vehicle device and reflecting for communication port that S290, vehicle gateway are recorded according to this vehicle gateway
Relationship is penetrated, realizes the communication interaction between the in-vehicle device of this vehicle and the in-vehicle device of other vehicles.
The communication means of vehicle marshalling provided by Embodiment 2 of the present invention, each in-vehicle device in vehicle marshalling are deposited locally
The dynamic network address of other vehicle gateways and the communication port information of each in-vehicle device of other vehicles are stored up, according to internal communication
Address and communication port information are communicated in vehicle marshalling, can be led to after in-vehicle device factory without human configuration
Letter, can be further reduced the time spent by vehicle marshalling, improve the efficiency of vehicle marshalling.
On the basis of the above embodiments, the communication means of the vehicle marshalling can also include: vehicle gateway by this vehicle
The communication port mark of all in-vehicle devices and the dynamic network address of this vehicle gateway are sent in vehicle marshalling in gateway
Other vehicle gateways.In the present embodiment, vehicle gateway can receive taking for the in-vehicle device transmission in this vehicle gateway
When the communication port notice message of the communication port mark with this in-vehicle device, which is sent to it
His vehicle gateway, and/or, when equipment changes in the car, vehicle gateway is actively by in-vehicle devices all in vehicle gateway
The dynamic network address of communication port mark and this vehicle gateway is sent to other vehicle gateways in vehicle marshalling.Preferably,
Vehicle gateway can be in initial start or new addition vehicle marshalling, actively by the communication ends of in-vehicle devices all in vehicle gateway
The dynamic network address of mouth mark and this vehicle gateway is sent to other vehicle gateways in vehicle marshalling, and in follow-up work
The communication port notice message for receiving in-vehicle device initiation is transmitted to other vehicle gateways by Cheng Zhong；Correspondingly, in-vehicle device
Communication port notice message can be initiated, and the communication port notice message is sent when being initially added a vehicle gateway
The vehicle gateway is given, so that communication port notice message is transmitted to other equipment by vehicle gateway, so that vehicle gateway be avoided to need
The case where whether in-vehicle device changes is continued to monitor, the workload of vehicle gateway is reduced.
Embodiment three
Fig. 3 is a kind of flow diagram of the communication means for vehicle marshalling that the embodiment of the present invention three provides.The present embodiment
On the basis of the above embodiments to the communication interaction process between the in-vehicle device of this vehicle and the in-vehicle device of other vehicles
It is refined.It is illustrated below with reference to communication means of the Fig. 3 to vehicle marshalling provided in this embodiment, as shown in figure 3, institute
Stating communication means includes:
S310, vehicle gateway are requested to server, distribute dynamic network address for this vehicle gateway.
S320, vehicle gateway obtain the dynamic network address of other vehicle gateways in vehicle marshalling from the server.
S330, vehicle gateway carry the dynamic network address of all vehicle gateways of vehicle marshalling logical in network address
Know in message, be handed down to all in-vehicle devices of this vehicle, to indicate that the in-vehicle device records the Dynamic Networks of each vehicle gateway
Network address.
S340, vehicle gateway receive the communication port notice message that any in-vehicle device is initiated in this vehicle gateway, wherein
The communication port notice message includes at least: the dynamic network address of affiliated vehicle gateway and the communication port mark of in-vehicle device
Know.
S350, vehicle gateway send the communication port notice message to each in-vehicle device of other vehicle gateways.
The notice response message received is fed back to the vehicle for initiating the communication port notice message by S360, vehicle gateway
Interior equipment, the in-vehicle device notified with notifying in-vehicle device to record.
S370, vehicle gateway receive the transport layer communication information of other vehicle gateways transmission.
In the present embodiment, vehicle gateway can receive the transport layer communication of other vehicle gateways transmission based on communication network
Message.The transport layer communication information can be the communication information that other vehicle gateways generate and send, or other vehicles
In-vehicle device in the affiliated vehicle of gateway by its affiliated vehicle vehicle gateway forwards communication information, herein with no restriction.
S380, the vehicle gateway are identified according to the communication port in the transport layer communication information, inquire corresponding mesh
Mark the internal communication address of in-vehicle device.
In the present embodiment, vehicle gateway can be identified according to the communication port in transport layer information, and inquiry is locally stored
Communication port and internal communication address between mapping relations list, determine the communication port with identifying corresponding internal communication
Location, to obtain the internal communication address of target in-vehicle device.
The transport layer communication information is sent to by S390, the vehicle gateway according to the internal communication address inquired
The target in-vehicle device.
In this step, vehicle gateway, can be based on vehicle after inquiring the internal communication address of target in-vehicle device
The transport layer communication information received is sent to the target in-vehicle device in vehicle by internal communication network.
Illustratively, vehicle gateway receives the internal communication message of other vehicle gateways transmission, determines in communication information and takes
The communication port of the target in-vehicle device of band identifies, and inquires between the communication port mark being locally stored and internal communication address
Mapping relations list determines that the communication port identifies the internal communication address of corresponding target in-vehicle device, and based on inside this
The transport layer message received is sent to target in-vehicle device by mailing address；Correspondingly, target in-vehicle device can receive vehicle
Transport layer message that gateway is sent simultaneously is handled it.
In an optional embodiment of this implementation, the communication means of the vehicle marshalling can also include: vehicle net
Close the transport layer communication information for receiving that any in-vehicle device is sent in this vehicle；The vehicle gateway is communicated according to the transport layer
Transport layer communication information is sent to corresponding vehicle gateway, so that corresponding by the vehicle gateway dynamic network address in message
The transport layer communication information is transmitted to in-vehicle device according to communication port by vehicle gateway.Illustratively, in-vehicle device is needing
When being communicated, the vehicle gateway for carrying Content of Communication, the in-vehicle device mark of itself, the affiliated vehicle of in-vehicle device is generated
Mark, receive communication information target in-vehicle device communication port mark and the affiliated vehicle of target in-vehicle device vehicle
The transport layer communication information of gateway identification, and the transport layer communication information is sent to the vehicle gateway of this vehicle；Vehicle gateway
The transport layer communication information that in-vehicle device is sent is received, according to the affiliated vehicle of target in-vehicle device in the transport layer communication information
Vehicle gateway identification inquiry the affiliated vehicle of target in-vehicle device vehicle gateway dynamic network address, and be based on the Dynamic Networks
The transport layer message received is sent to the vehicle gateway of the affiliated vehicle of target in-vehicle device by network address.
For example, it is assumed that the in-vehicle device for generating transport layer communication information is the in-vehicle device A of the first vehicle, receives and passes
The target in-vehicle device of defeated layer communication information is the in-vehicle device B of the second vehicle, and in-vehicle device A sends transport layer communication information
It can be with to the process of in-vehicle device B are as follows: in-vehicle device A is according to the dynamic network of the vehicle gateway for the first vehicle being locally stored
Transport layer communication information generated is sent to the vehicle gateway of the first vehicle by location；The vehicle gateway of first vehicle receives vehicle
The transport layer communication information that interior equipment A is sent, according to the vehicle gateway identification of the second vehicle carried in transport layer communication information
Transport layer communication information is sent to by the dynamic network address for determining the vehicle gateway of the second vehicle based on the dynamic network address
The vehicle gateway of second vehicle；The transport layer communication that the vehicle gateway that the vehicle gateway of second vehicle receives the first vehicle is sent disappears
Breath is identified according to the communication port of the in-vehicle device B carried in transport layer communication information, inquire the communication port that is locally stored with
The mapping relations list of internal communication address determines the internal communication address of in-vehicle device B, and being based on the internal communication address will
The transport layer communication information received is sent to in-vehicle device B.
The communication means for the vehicle marshalling that the embodiment of the present invention three provides, in-vehicle device, which will be based on internal communication address, to be transmitted
Layer message is sent to vehicle gateway, the dynamic network address of vehicle gateway of the vehicle gateway based on the affiliated vehicle of target in-vehicle device
Transport layer message is transmitted to the vehicle gateway of the affiliated vehicle of target in-vehicle device, the vehicle net of the affiliated vehicle of target in-vehicle device
It closes the internal communication address based on target in-vehicle device and transport layer message is transmitted to target in-vehicle device, it is possible to reduce vehicle is compiled
Simultaneously the marshalling spent time is greatly shortened in step needed for group, promotes the efficiency of vehicle marshalling.
Example IV
The embodiment of the present invention four provides a kind of vehicle gateway, which is mountable to each vehicle in vehicle marshalling
On, it can be realized in vehicle marshalling between each equipment in the communication means by executing vehicle marshalling by the operation that vehicle gateway executes
Communication.Fig. 4 is the structural schematic diagram for the vehicle gateway that the embodiment of the present invention four provides, as shown in figure 4, the vehicle gateway packet
It includes:
Address notification module 401, for carrying the dynamic network address of all vehicle gateways of vehicle marshalling in network
In the notice message of address, all in-vehicle devices of this vehicle are handed down to, to indicate that the in-vehicle device records each vehicle gateway
Dynamic network address；
Communication interaction module 402, the internal communication address of the in-vehicle device for being recorded according to this vehicle gateway and communication
The mapping relations of port realize the communication interaction between the in-vehicle device of this vehicle and the in-vehicle device of other vehicles.
The vehicle gateway that the embodiment of the present invention four provides, by address notification module by vehicle gateways all in vehicle marshalling
Dynamic network address carry and be handed down to all in-vehicle devices of this vehicle in network address notice message, to indicate each car
Equipment records the dynamic network address of each vehicle gateway；The in-vehicle device recorded by communication interaction module according to this vehicle gateway
Internal communication address and communication port mapping relations realize this vehicle in-vehicle device and other vehicles in-vehicle device it
Between communication interaction.The embodiment of the present invention can be realized the quick communication of vehicle dynamic marshalling by using above-mentioned technical proposal
Automatic exchange of the dynamic network address between vehicle can be realized in networking without human intervention, reduces spent by vehicle marshalling
Time.
Further, the vehicle gateway can also include: Address requests module, be this vehicle for requesting to server
Gateway distributes dynamic network address；Address acquisition module, for obtaining other vehicle nets in vehicle marshalling from the server
The dynamic network address of pass.
Further, the vehicle gateway can also include: address receiving module, the vehicle issued for receiving server
The dynamic network address of other vehicle gateways in marshalling.
Further, the vehicle gateway can also include: message receiving module, any in this vehicle gateway for receiving
The communication port notice message that in-vehicle device is initiated, wherein the communication port notice message includes at least: affiliated vehicle gateway
Dynamic network address and in-vehicle device communication port mark；Message sending module, for notifying to report the communication port
Text is sent to each in-vehicle device of other vehicle gateways；Response feedback module, the notice response message feedback for will receive
To the in-vehicle device for initiating the communication port notice message, the in-vehicle device notified with notifying in-vehicle device to record.
In the above scheme, the communication interaction module 402 includes: the first receiving unit, for receiving other vehicle nets
Close the transport layer communication information sent；Address lookup unit, for according to the communication port mark in the transport layer communication information
Know, inquires the internal communication address of corresponding target in-vehicle device；First transmission unit, for according to the internal communication inquired
The transport layer communication information is sent to the target in-vehicle device by address.
Further, the communication interaction module 402 can also include: the second receiving unit, for receiving in this vehicle
The transport layer communication information that any in-vehicle device is sent.Second transmission unit, for according in the transport layer communication information
Transport layer communication information is sent to corresponding vehicle gateway by vehicle gateway dynamic network address, so that corresponding vehicle gateway
The transport layer communication information is transmitted to in-vehicle device according to communication port.
Further, the vehicle gateway can also include: mark sending module, be used for vehicles all in this vehicle gateway
The communication port mark of interior equipment and the dynamic network address of this vehicle gateway are sent to other vehicle gateways in vehicle marshalling.
The logical of the vehicle marshalling that any embodiment of that present invention provides can be performed in the vehicle gateway that the embodiment of the present invention four provides
The operation executed in letter method by vehicle gateway has the functional module and beneficial effect for executing corresponding operating.Not in this implementation
The technical detail of detailed description in example, reference can be made to the communication means of vehicle marshalling provided by any embodiment of the invention.
Embodiment five
The embodiment of the present invention five provides a kind of vehicle marshalling system.The vehicle marshalling system can be used for executing vehicle marshalling
Communication means.Fig. 5 is the structural block diagram for the vehicle marshalling system that the embodiment of the present invention five provides (to include two vehicle nets in figure
For pass), as shown in figure 5, vehicle marshalling system provided in this embodiment includes at least two as described in the embodiments of the present invention
Vehicle gateway 10 further includes a dynamic network address server 20.
Optionally, the dynamic network address server 20 is Dynamic Host Configuration Protocol server, is configured at commander vehicle, any common in-vehicle
Or be independently arranged with vehicle marshalling
Further, the vehicle marshalling system can also be including installing, with the vehicle on the vehicle of vehicle marshalling
One or more in-vehicle devices 30 that vehicle gateway 10 connects.
Illustratively, vehicle gateway carries the dynamic network address of all vehicle gateways of vehicle marshalling in network
In the notice message of location, all in-vehicle devices of this vehicle are handed down to, to indicate that the in-vehicle device records the dynamic of each vehicle gateway
State network address；Any in-vehicle device of vehicle where vehicle gateway monitors the network address notice report by monitoring software
Text, and when listening to network address notice message, by the dynamic networks of all vehicle gateways of address process software upgrading
Location；The internal communication address for the in-vehicle device that vehicle gateway is recorded according to this vehicle gateway and the mapping relations of communication port, it is real
The now communication interaction between the in-vehicle device of this vehicle and the in-vehicle device of other vehicles.
The vehicle marshalling system that the embodiment of the present invention three provides, vehicle gateway are moved vehicle gateways all in vehicle marshalling
All in-vehicle devices that state network address is sent to this vehicle are stored, and can be realized the quick communication set of vehicle dynamic marshalling
Net reduces the time spent by vehicle marshalling.
Note that the above is only a better embodiment of the present invention and the applied technical principle.It will be appreciated by those skilled in the art that
The invention is not limited to the specific embodiments described herein, be able to carry out for a person skilled in the art it is various it is apparent variation,
It readjusts and substitutes without departing from protection scope of the present invention.Therefore, although being carried out by above embodiments to the present invention
It is described in further detail, but the present invention is not limited to the above embodiments only, without departing from the inventive concept, also
It may include more other equivalent embodiments, and the scope of the invention is determined by the scope of the appended claims.
Claims (10)
1. a kind of communication means of vehicle marshalling, which is characterized in that the described method includes:
Vehicle gateway carries the dynamic network address of all vehicle gateways of vehicle marshalling in network address notice message,
All in-vehicle devices of this vehicle are handed down to, to indicate that the in-vehicle device records the dynamic network address of each vehicle gateway；
The internal communication address for the in-vehicle device that vehicle gateway is recorded according to this vehicle gateway and the mapping relations of communication port, it is real
The now communication interaction between the in-vehicle device of this vehicle and the in-vehicle device of other vehicles.
2. the method according to claim 1, wherein in the vehicle gateway by all vehicle nets of vehicle marshalling
The dynamic network address of pass carries in network address notice message, is handed down to before all in-vehicle devices of this vehicle, also wraps
It includes:
Vehicle gateway is requested to server, distributes dynamic network address for this vehicle gateway；
Vehicle gateway obtains the dynamic network address of other vehicle gateways in vehicle marshalling from the server.
3. method according to claim 1 or 2, which is characterized in that further include:
Vehicle gateway receives the dynamic network address of all vehicle gateways for the vehicle marshalling that server issues.
4. method according to claim 1 or 2, which is characterized in that in the vehicle gateway by all vehicles of vehicle marshalling
The dynamic network address of gateway is carried in network address notice message, is handed down to after all in-vehicle devices of this vehicle,
Further include:
Any in-vehicle device of vehicle, monitors the network address notice message where vehicle gateway；
The in-vehicle device is when listening to the network address notice message, with updating the dynamic network of all vehicle gateways
Location.
5. the method according to claim 1, wherein further include:
Vehicle gateway receives the communication port notice message that any in-vehicle device is initiated in this vehicle gateway, wherein the communication
Port notice message includes at least: the dynamic network address of affiliated vehicle gateway and the communication port mark of in-vehicle device；
Vehicle gateway sends the communication port notice message to each in-vehicle device of other vehicle gateways；
The notice response message received is fed back to the in-vehicle device for initiating the communication port notice message by vehicle gateway, with
Notice in-vehicle device records the in-vehicle device notified.
6. according to the method described in claim 5, it is characterized in that, the in-vehicle device that vehicle gateway is recorded according to this vehicle gateway
Internal communication address and communication port mapping relations, realize this vehicle in-vehicle device and other vehicles in-vehicle device it
Between communication interaction include:
Vehicle gateway receives the transport layer communication information of other vehicle gateways transmission；
The vehicle gateway is identified according to the communication port in the transport layer communication information, inquires corresponding target in-vehicle device
Internal communication address；
The vehicle gateway is sent to the target carriage according to the internal communication address inquired, by the transport layer communication information
Interior equipment.
7. according to the method described in claim 5, it is characterized by further comprising:
Vehicle gateway receives the transport layer communication information that any in-vehicle device is sent in this vehicle；
The vehicle gateway disappears transport layer communication according to the vehicle gateway dynamic network address in the transport layer communication information
Breath is sent to corresponding vehicle gateway, so that corresponding vehicle gateway forwards the transport layer communication information according to communication port
To in-vehicle device.
8. the method according to claim 1, wherein further include:
Vehicle gateway is by the dynamic network of the communication port mark of in-vehicle devices all in this vehicle gateway and this vehicle gateway
Location is sent to other vehicle gateways in vehicle marshalling.
9. a kind of vehicle gateway characterized by comprising
Address notification module is logical in network address for carrying the dynamic network address of all vehicle gateways of vehicle marshalling
Know in message, be handed down to all in-vehicle devices of this vehicle, to indicate that the in-vehicle device records the Dynamic Networks of each vehicle gateway
Network address；
Communication interaction module, the internal communication address of in-vehicle device and reflecting for communication port for being recorded according to this vehicle gateway
Relationship is penetrated, realizes the communication interaction between the in-vehicle device of this vehicle and the in-vehicle device of other vehicles.
10. a kind of vehicle marshalling system characterized by comprising at least two vehicle gateways as claimed in claim 9 also wrap
Include a dynamic network address server.
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| CN201811386080.3A CN109587283A (en) | 2018-11-20 | 2018-11-20 | A kind of communication means of vehicle marshalling, vehicle gateway and system |
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| CN201811386080.3A CN109587283A (en) | 2018-11-20 | 2018-11-20 | A kind of communication means of vehicle marshalling, vehicle gateway and system |
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Application publication date: 20190405 |