CN110290496A - A kind of V2X upgrade-system and upgrade method - Google Patents
A kind of V2X upgrade-system and upgrade method Download PDFInfo
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- CN110290496A CN110290496A CN201910523646.0A CN201910523646A CN110290496A CN 110290496 A CN110290496 A CN 110290496A CN 201910523646 A CN201910523646 A CN 201910523646A CN 110290496 A CN110290496 A CN 110290496A
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- obu terminal
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- 238000000034 method Methods 0.000 title claims abstract description 33
- 238000004891 communication Methods 0.000 claims abstract description 67
- 238000005516 engineering process Methods 0.000 claims abstract description 49
- 230000005540 biological transmission Effects 0.000 claims description 30
- 230000005641 tunneling Effects 0.000 claims description 17
- 101000636109 Homo sapiens Ras suppressor protein 1 Proteins 0.000 description 35
- 102100030800 Ras suppressor protein 1 Human genes 0.000 description 35
- 101001137642 Homo sapiens Kinase suppressor of Ras 1 Proteins 0.000 description 34
- 102100021001 Kinase suppressor of Ras 1 Human genes 0.000 description 34
- 230000002045 lasting effect Effects 0.000 description 12
- 238000013461 design Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 6
- 238000011161 development Methods 0.000 description 3
- 230000006855 networking Effects 0.000 description 3
- 230000001413 cellular effect Effects 0.000 description 2
- 230000010267 cellular communication Effects 0.000 description 1
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- 230000003137 locomotive effect Effects 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F8/00—Arrangements for software engineering
- G06F8/60—Software deployment
- G06F8/65—Updates
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/06—Protocols specially adapted for file transfer, e.g. file transfer protocol [FTP]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/02—Arrangements for optimising operational condition
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/40—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/40—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]
- H04W4/44—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for communication between vehicles and infrastructures, e.g. vehicle-to-cloud [V2C] or vehicle-to-home [V2H]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/12—Setup of transport tunnels
Abstract
The present invention discloses a kind of V2X upgrade-system and upgrade method, comprising: vehicle-mounted OBU terminal, OTA service platform, several RSU, in which: each RSU is communicated to connect by wired or wireless with the OTA service platform；The vehicle-mounted OBU terminal is communicated to connect by V2I interface and some RSU, and is established tunnel communication with the OTA service platform by the RSU using VPN and connect.Through the embodiment of the present invention, between vehicle-mounted OBU terminal and OTA service platform, tunnel communication is established by RSU switching using VPN technologies to connect, the vehicle-mounted OBU terminal can be made to establish tunnel communication with the OTA service platform by some RSU using VPN to connect, make the upgrade-system based on V2X that there are certain mobility management capabilities, vehicle need not wait in current RSU coverage area, until the coverage area that can just leave current RSU is completed in the downloading of OTA upgrade file packet, enhance user experience.
Description
Technical field
The present invention relates to car networking field, in particular to a kind of V2X upgrade-system and upgrade method.
Background technique
Automobile has vehicle mass and reliability the requirement of extreme harshness, traditional vapour as high value durable goods
Vehicle is when there are quality problems, it is common practice to and it carries out vehicle and recalls, but recall operation had not only increased depot's operation cost, but also
It makes troubles to user, influences depot's brand and acceptance of the users.On the other hand, with vehicle intellectualized development, Cartronic
Degree is continuously improved, and automobile electronic system is as other consumer electronics systems, and in its life cycle, existing upgrade is needed
It asks, especially software upgrading is even more and frequently occurs.With Development of Wireless Communications, the bandwidth of wireless communication especially cellular communication is not
Disconnected to increase, one kind is come into being by the mode that OTA (Over The Air, remote upgrade) carries out remote software upgrade.
Remote upgrade OTA refers to that terminal software by 4G/5G network, leads in the case where not having to local device wired connection
Cross the function that terminal software or data were downloaded and updated to wireless communication technique.
In recent years, car networking Industry Quick Development, especially in C-V2X (Cellular Vehicle-to-
Everything, car networking based on cellular technology communicate (honeycomb vehicle connection)) after technology occurs, join automobile for intelligent network
Various technical solutions emerge one after another.
V2X refers to that vehicle is a series of general name of vehicle mounted communication technologies to extraneous information exchange.V2X includes automobile to vapour
Vehicle (V2V), automobile to roadside device (V2R), automobile to infrastructure (V2I), automobile to pedestrian (V2P), automobile to locomotive
(V2M) and automobile is to bus (V2T).
In the terminal of V2X (the Vehicle to X) system of carrying, the mode based on the docking of publicly-owned V2X platform can be further
Remote upgrade mode is expanded, expands to 2V, 2I upgrading from traditional 2N upgrading.Upgrade avoidable terminal by V2X multipath do not having
It can not upgrade problem when having network.
Software upgrading is carried out by V2X system, the communication of one side high speed can shorten the time of software package downloading, another party
Face can expand the range of upgrading, when wireless communication network signal is bad, also be able to satisfy customer upgrade demand.
By the upgrading scheme based on V2X system, corresponding V2X OTA service platform is needed.General scheme is will to rise
Grade file downloads to RSU (Road Side Unit, roadside unit) equipment that upgrading vehicle is connected from OTA platform, and vehicle must
Must be in current RSU coverage area, the coverage area of current RSU can just be left by downloading completion up to upgrade file.If
Upgrade file is not downloaded and is finished, and vehicle just has left the coverage area coverage of current RSU, is carried out entering new RSU
When upgrading, upgrade file can only be re-downloaded, poor user experience is caused.
Summary of the invention
In view of this, the embodiment of the present invention provides a kind of V2X upgrade-system and upgrade method, make the upgrading system based on V2X
System has certain mobility management capabilities, and vehicle need not wait in current RSU coverage area, until under OTA upgrade file packet
The coverage area for completing just to leave current RSU is carried, user experience is enhanced.
It is as follows that the present invention solves technical solution used by above-mentioned technical problem:
According to an aspect of an embodiment of the present invention, a kind of V2X upgrade-system provided, comprising: vehicle-mounted OBU terminal, OTA
Service platform, several RSU, in which:
Each RSU is communicated to connect by wired or wireless with the OTA service platform；
The vehicle-mounted OBU terminal is communicated to connect by V2I interface and some RSU, and using VPN by the RSU with it is described
OTA service platform establishes tunnel communication connection.
In a possible design, the vehicle-mounted OBU terminal is communicated to connect by V2I wireless protocols and each RSU.
In a possible design, the vehicle-mounted OBU terminal includes one the oneth VPN module, the OTA service platform packet
Include one the 2nd VPN module, the first VPN module and the 2nd VPN module for make the vehicle-mounted OBU terminal with it is described
OTA service platform establishes vpn tunneling communication connection.
In a possible design, the vehicle-mounted OBU terminal is being built using VPN by current RSU and OTA service platform
After vertical tunnel communication connection, the downloading of Xiang Suoshu OTA service platform application OTA upgrade file packet is requested.
In a possible design, the OTA service platform is according to the OTA upgrade file packet of the vehicle-mounted OBU terminal
Downloading request, communicated by vpn tunneling to the vehicle-mounted OBU terminal offer OTA upgrade file packet using breakpoint transmission technology
Downloading.
In a possible design, the OTA service platform is according to the OTA upgrade file packet of the vehicle-mounted OBU terminal
Downloading request, comprising: the OTA service platform receive the OTA upgrade file packet of the vehicle-mounted OBU terminal downloading request；
According to the current version information of the vehicle-mounted OBU terminal in the downloading request, whether there is in acknowledgment of your inquiry database has
OTA upgrade file packet relevant to the vehicle-mounted OBU terminal.
In a possible design, if there is there is OTA upgrade file packet relevant to the vehicle-mounted OBU terminal, then
The OTA service platform provides OTA upgrade file packet to the vehicle-mounted OBU terminal using breakpoint transmission technology and downloads；If no
There are OTA upgrade file packets relevant to the vehicle-mounted OBU terminal, then " do not find correlation to the vehicle-mounted OBU terminal return
OTA upgrade file packet " information alert.
In a possible design, enter in the vehicle for configuring vehicle-mounted OBU terminal from current RSU coverage area next
RSU coverage area, when the OTA upgrade file packet does not complete downloading, the vehicle-mounted OBU terminal is using VPN by under described
One RSU establishes tunnel communication with same OTA service platform and connect；The OTA service platform uses breakpoint transmission technology to institute
It states vehicle-mounted OBU terminal and the lasting downloading of increment OTA upgrade file packet is provided.
In a possible design, the OTA upgrade file packet that the vehicle-mounted OBU terminal is returned according to downloading completes vehicle
Carry the upgrading of OBU terminal.
Other side according to an embodiment of the present invention, a kind of V2X upgrade method provided are applied to V2X upgrade-system,
The V2X upgrade-system includes: vehicle-mounted OBU terminal, OTA service platform, several RSU, and the V2X upgrade method includes:
In RSU coverage area, the vehicle-mounted OBU terminal establishes tunnel by RSU and OTA service platform using VPN
Communication connection；
The vehicle-mounted OBU terminal is requested to the downloading of OTA service platform application OTA upgrade file packet；
The OTA service platform is requested according to the downloading of the OTA upgrade file packet of the vehicle-mounted OBU terminal, uses breakpoint
It resumes technology and provides the downloading of OTA upgrade file packet to the vehicle-mounted OBU terminal.
Compared with the relevant technologies, the embodiment of the present invention provides a kind of V2X upgrade-system and upgrade method, comprising: vehicle-mounted OBU
Terminal, OTA service platform, several RSU, in which: each RSU passes through the wired or wireless and OTA service platform communication link
It connects；The vehicle-mounted OBU terminal is communicated to connect by V2I interface and some RSU, and is taken using VPN by the RSU and OTA
Business platform establishes tunnel communication connection.Through the embodiment of the present invention, it between vehicle-mounted OBU terminal and OTA service platform, uses
VPN technologies are transferred by RSU establishes tunnel communication connection, and the vehicle-mounted OBU terminal can be made to be passed through each RSU using VPN and be somebody's turn to do
OTA service platform establishes tunnel communication connection, and especially when wireless network signal is bad, the vehicle-mounted OBU terminal is logical using VPN
It crosses RSU and establishes tunnel communication with the OTA service platform and connect, under continuing within the scope of current service RSU from the OTA service platform
OTA upgrade file packet is carried, and sails out of current RSU coverage area in vehicle, when into next RSU coverage area, vehicle-mounted OBU is whole
End, which continues to use VPN technologies and establishes tunnel with the same OTA platform by next RSU, to be connected, by breakpoint transmission technology,
Continue increment and download upgrade file, successively go down, until completing the downloading of upgrade file.The embodiment of the present invention, vehicle pass through VPN
It is direct-connected that technology and OTA service platform establish tunnel, in conjunction with breakpoint transmission technology, has the upgrade-system based on V2X certain
Mobility management capabilities, vehicle need not wait in current RSU coverage area, until complete could be from for the downloading of OTA upgrade file packet
Open the coverage area of current RSU.Also, when vehicle comes back to wireless network covering good area, it can also pass through V2N's
Mode connects OTA service platform, to continue to complete the downloading of OTA upgrade file packet, enhances user experience.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of V2X upgrade-system provided in an embodiment of the present invention；
Fig. 2 is the structural schematic diagram of another kind V2X upgrade-system provided in an embodiment of the present invention；
Fig. 3 is a kind of upgrading data flow schematic diagram of V2X upgrade-system provided in an embodiment of the present invention；
Fig. 4 is the structural schematic diagram of another kind V2X upgrade-system provided in an embodiment of the present invention；
Fig. 5 is a kind of flow diagram of V2X upgrade method provided in an embodiment of the present invention；
Fig. 6 is a kind of flow diagram of V2X upgrade method provided in an embodiment of the present invention.
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific embodiment
In order to be clearer and more clear technical problems, technical solutions and advantages to be solved, tie below
Drawings and examples are closed, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only
To explain the present invention, it is not intended to limit the present invention.
In subsequent description, it is only using the suffix for indicating such as " module ", " component " or " unit " of element
Be conducive to explanation of the invention, itself there is no a specific meaning.Therefore, " module ", " component " or " unit " can mix
Ground uses.
It should be noted that description and claims of this specification and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.
In one embodiment, the present invention provides a kind of V2X upgrade-system, as shown in Figure 1, the upgrade-system, comprising: vehicle
Carry OBU (On board Unit, on board unit) terminal, OTA service platform, several RSU (Road Side Unit, trackside lists
Member), wherein each RSU is communicated to connect by wired or wireless with the OTA service platform；The vehicle-mounted OBU terminal is connect by V2I
Mouth is communicated to connect with some RSU, and passes through the RSU using VPN (Virtual Private Network, Virtual Private Network)
Tunnel communication is established with the OTA service platform to connect.
Wherein, several RSU refer at least two RSU.
Optionally, which is communicated to connect by V2I wireless protocols and each RSU.
In the present embodiment, which is corresponding with an OTA service platform.It is taken in vehicle-mounted OBU terminal and OTA
It is engaged between platform, tunnel communication is established by RSU switching using VPN technologies and is connected, the vehicle-mounted OBU terminal can be made to use VPN
Tunnel communication is established with the OTA service platform by some RSU to connect.Especially when wireless network signal is bad, this is vehicle-mounted
OBU terminal is established tunnel communication with the OTA service platform by RSU using VPN and is connect, to obtain from the OTA service platform
OTA upgrade file packet.
In one embodiment, as shown in Fig. 2, the vehicle-mounted OBU terminal includes one the oneth VPN module, the OTA service platform packet
It is flat for servicing the vehicle-mounted OBU terminal and the OTA to include one the 2nd VPN module, the first VPN module and the 2nd VPN module
Platform establishes vpn tunneling communication connection.
In the present embodiment, the first VPN module and second is respectively set in the vehicle-mounted OBU terminal and the OTA service platform
VPN module makes the vehicle-mounted OBU terminal pass through RSU and the OTA service platform by the first VPN module and the 2nd VPN module
Establish vpn tunneling communication connection.
In one embodiment, which is being established using VPN by current first RSU and OTA service platform
It after tunnel communication connection, is requested to the downloading of the OTA service platform application OTA upgrade file packet, and according to the OTA of downloading return
Upgrade file packet completes the upgrading of vehicle-mounted OBU terminal.
Optionally, downloading request includes the current version information of the vehicle-mounted OBU terminal.
The RSU be used in coverage area for the vehicle-mounted OBU terminal and the OTA service platform between switching establish tunnel lead to
Letter connection.
The OTA service platform, the downloading for the OTA upgrade file packet according to the vehicle-mounted OBU terminal are requested, and breakpoint is used
Technology is resumed to communicate by vpn tunneling to the vehicle-mounted OBU terminal offer OTA upgrade file packet downloading.
Optionally, the downloading which receives the OTA upgrade file packet of the vehicle-mounted OBU terminal is requested, and according to
The current version information of the vehicle-mounted OBU terminal in downloading request, it is vehicle-mounted with this with the presence or absence of having in acknowledgment of your inquiry database
The relevant OTA upgrade file packet of OBU terminal then makes if there is there is OTA upgrade file packet relevant to the vehicle-mounted OBU terminal
It is communicated by vpn tunneling to the vehicle-mounted OBU terminal with breakpoint transmission technology and the downloading of OTA upgrade file packet is provided；If there is no
There is OTA upgrade file packet relevant to the vehicle-mounted OBU terminal, then " is not found and the vehicle-mounted OBU to vehicle-mounted OBU terminal return
The information alert of the relevant OTA upgrade file packet of terminal ".
In the present embodiment, it is being built using VPN by current first RSU and OTA service platform in the vehicle-mounted OBU terminal
After vertical tunnel communication connection, which starts to request downloading OTA upgrade file packet, the OTA to the OTA service platform
Service platform passes through VPN tunnel using breakpoint transmission technology according to the request of the downloading OTA upgrade file packet of the vehicle-mounted OBU terminal
Road communication provides the lasting downloading of OTA upgrade file packet to the vehicle-mounted OBU terminal in first RSU coverage area.
In one embodiment, as shown in figure 3, configuring vehicle-mounted OBU terminal if the OTA upgrade file packet does not download completion
Vehicle when sailing out of from current first RSU into second RSU, then the vehicle-mounted OBU terminal passes through second RSU using VPN
It establishes tunnel communication with same OTA service platform to connect, the OTA service platform is logical by vpn tunneling using breakpoint transmission technology
Believe and provides the lasting downloading of increment OTA upgrade file packet to the vehicle-mounted OBU terminal in second RSU coverage area.
It in the present embodiment, should when vehicle enters second RSU coverage area from current first RSU coverage area
OTA upgrade file packet is not completed to download, at this point, the vehicle-mounted OBU terminal is taken using VPN by the second RSU and same OTA
Business platform establishes tunnel communication connection, which uses breakpoint transmission technology, in the case where OTA upgrade file packet does not complete
On the basis of load, continue to provide the lasting downloading of increment OTA upgrade file packet to the vehicle-mounted OBU terminal.
If when vehicle entered third RSU coverage area from current second RSU coverage area, OTA upgrading text
Part packet is not completed to download, then according to above-mentioned VPN connection method and breakpoint transmission increment OTA upgrade file packet method for down loading, after
Continue to the vehicle-mounted OBU terminal and the lasting downloading of increment OTA upgrade file packet is provided, until completing the downloading of OTA upgrade file packet.
In one embodiment, as shown in figure 4, vehicle can also pass through V2N when wireless network covers good region
Mode connect the OTA server, carry out the downloading of OTA upgrade file packet.
A kind of V2X upgrade-system of the offer of the embodiment of the present invention, comprising: vehicle-mounted OBU terminal, OTA service platform, several
A RSU, in which: each RSU is communicated to connect by wired or wireless with the OTA service platform；The vehicle-mounted OBU terminal passes through
V2I interface and some RSU are communicated to connect, and are established tunnel communication with the OTA service platform by the RSU using VPN and connect.
Through the embodiment of the present invention, between vehicle-mounted OBU terminal and OTA service platform, tunnel is established by RSU switching using VPN technologies
Road communication connection can make the vehicle-mounted OBU terminal establish tunnel communication by some RSU and the OTA service platform using VPN and connect
It connects, especially when wireless network signal is bad, which is established using VPN by RSU and the OTA service platform
Tunnel communication connection, persistently downloads OTA upgrade file packet from the OTA service platform within the scope of current service RSU, and in vehicle
Current RSU coverage area is sailed out of, when into next RSU coverage area, vehicle-mounted OBU terminal continues to use VPN technologies by should
Next RSU establishes tunnel with the same OTA platform and connects, and by breakpoint transmission technology, continues increment and downloads upgrade file, according to
It is secondary, until completing the downloading of upgrade file.The embodiment of the present invention, vehicle establish tunnel by VPN technologies and OTA service platform
Road is direct-connected, in conjunction with breakpoint transmission technology, so that the upgrade-system based on V2X is had certain mobility management capabilities, vehicle need not
Deng in current RSU coverage area, until the coverage area that can just leave current RSU is completed in the downloading of OTA upgrade file packet.And
And when vehicle comes back to wireless network covering good area, OTA service platform can also be connected by way of V2N, is come
The downloading of OTA upgrade file packet is continued to complete, user experience is enhanced.
In one embodiment, the present invention provides a kind of V2X upgrade method, is applied to V2X upgrade-system, V2X upgrading
System includes: vehicle-mounted OBU terminal, OTA service platform, several RSU, as shown in figure 5, the upgrade method includes:
Step S1, in RSU coverage area, which is established using VPN by RSU and OTA service platform
Tunnel communication connection；
Step S2, the vehicle-mounted OBU terminal are requested to the downloading of OTA service platform application OTA upgrade file packet；
Step S3, the OTA service platform are requested according to the downloading of the OTA upgrade file packet of the vehicle-mounted OBU terminal, using disconnected
Point resumes technology and is communicated by vpn tunneling to the vehicle-mounted OBU terminal offer OTA upgrade file packet downloading.
In the present embodiment, it using VPN technologies, between vehicle-mounted OBU terminal and OTA service platform, is built by RSU switching
Vertical tunnel communication connection can make the vehicle-mounted OBU terminal establish tunnel by each RSU and the OTA service platform using VPN and lead to
Letter connection.It connect in the vehicle-mounted OBU terminal establishing tunnel communication with OTA service platform by current first RSU using VPN
Afterwards, which starts to request downloading OTA upgrade file packet to the OTA service platform, and the OTA service platform is according to this
Vehicle-mounted OBU terminal downloading OTA upgrade file packet request, using breakpoint transmission technology by vpn tunneling communication this first
The lasting downloading of OTA upgrade file packet is provided to the vehicle-mounted OBU terminal in a RSU coverage area.Especially believe in wireless network
When number bad, which establishes tunnel communication with the OTA service platform by RSU using VPN and connect, thus from this
OTA service platform obtains OTA upgrade file packet.
In one embodiment, in step s3, the OTA service platform is according to the OTA upgrade file of the vehicle-mounted OBU terminal
The downloading of packet is requested, comprising:
The OTA service platform receives the downloading request of the OTA upgrade file packet of the vehicle-mounted OBU terminal, and according to the downloading
The current version information of the vehicle-mounted OBU terminal in request, with the presence or absence of having and the vehicle-mounted OBU terminal in acknowledgment of your inquiry database
Relevant OTA upgrade file packet, it is if there is there is OTA upgrade file packet relevant to the vehicle-mounted OBU terminal, then continuous using breakpoint
Art is taught skill to communicate by vpn tunneling to the vehicle-mounted OBU terminal offer OTA upgrade file packet downloading；If there is no having and the vehicle
The relevant OTA upgrade file packet of OBU terminal is carried, then " is not found related to the vehicle-mounted OBU terminal to the vehicle-mounted OBU terminal return
OTA upgrade file packet " information alert.
In one embodiment, which may further comprise: in the vehicle for configuring vehicle-mounted OBU terminal from current the
One RSU coverage area enters second RSU coverage area, when which does not complete downloading, the vehicle-mounted OBU
Terminal is established tunnel communication with same OTA service platform by second RSU using VPN and is connect；The OTA service platform uses disconnected
Point resumes technology and provides increment OTA liter to the vehicle-mounted OBU terminal in second RSU coverage area by vpn tunneling communication
The lasting downloading of grade file packet.
It in the present embodiment, should when vehicle enters second RSU coverage area from current first RSU coverage area
OTA upgrade file packet is not completed to download, at this point, the vehicle-mounted OBU terminal is taken using VPN by the second RSU and same OTA
Business platform establishes tunnel communication connection, which uses breakpoint transmission technology, in the case where OTA upgrade file packet does not complete
On the basis of load, continue to provide the lasting downloading of increment OTA upgrade file packet to the vehicle-mounted OBU terminal.
In one embodiment, which may further comprise: the OTA that the vehicle-mounted OBU terminal is returned according to downloading
Upgrade file packet completes the upgrading of vehicle-mounted OBU terminal.
It should be noted that above method embodiment and system embodiment belong to same design, specific implementation process is detailed
See system embodiment, and the technical characteristic in system embodiment is corresponding applicable in the method embodiment, it is no longer superfluous here
It states.
Technical solution of the present invention is described in further detail below in conjunction with more specifically embodiment.
In one embodiment, Fig. 1 is please referred to Fig. 3.A kind of V2X upgrade-system is flat with vehicle-mounted OBU terminal, OTA service
Platform, two RSU1 and RSU2, OTA upgrade file packet can be completed to be said for downloading in RSU1 and RSU2 coverage area
It is bright.
In embodiment, the present invention provides a kind of V2X upgrade-system, comprising: vehicle-mounted OBU terminal, OTA service platform, two
A RSU1 and RSU2, wherein RSU1 and RSU2 is communicated to connect by wired or wireless with the OTA service platform；The vehicle-mounted OBU is whole
End is communicated to connect by V2I interface and some RSU, and establishes tunnel communication by the RSU and the OTA service platform using VPN
Connection.
Wherein, which is communicated to connect by V2I wireless protocols and RSU1 and RSU2.
The vehicle-mounted OBU terminal includes one the oneth VPN module, which includes one the 2nd VPN module, this first
VPN module and the 2nd VPN module are for making the vehicle-mounted OBU terminal and the OTA service platform establish vpn tunneling communication connection.
The vehicle for configuring vehicle-mounted OBU terminal is in RSU1 coverage area, which passes through RSU1 using VPN
Tunnel communication is established with OTA service platform to connect.
The vehicle-mounted OBU terminal is established after tunnel communication connect using VPN by RSU1 and OTA service platform, is taken to the OTA
The downloading request of business platform application OTA upgrade file packet.
The OTA service platform receives the downloading request of the OTA upgrade file packet of the vehicle-mounted OBU terminal, is asked according to the downloading
The current version information of the vehicle-mounted OBU terminal in asking, with the presence or absence of having and the vehicle-mounted OBU terminal phase in acknowledgment of your inquiry database
The OTA upgrade file packet of pass, if there is there is OTA upgrade file packet relevant to the vehicle-mounted OBU terminal, then OTA service is flat
Platform provides OTA upgrade file packet to the vehicle-mounted OBU terminal using breakpoint transmission technology and downloads.It is vehicle-mounted with this if there is no having
The relevant OTA upgrade file packet of OBU terminal " is not found relevant to the vehicle-mounted OBU terminal to the vehicle-mounted OBU terminal return then
The information alert of OTA upgrade file packet ".
The vehicle for configuring vehicle-mounted OBU terminal enters RSU2 coverage area from current RSU1 coverage area, confirms that the OTA upgrades
Whether file packet downloads completion, if the OTA upgrade file packet is not completed to download, which is passed through using VPN
RSU2 establishes tunnel communication with same OTA service platform and connect, which is covered using the breakpoint transmission technology RSU2
The lasting downloading of increment OTA upgrade file packet is provided to the vehicle-mounted OBU terminal in range.If the OTA upgrade file packet is complete
At the OTA upgrade file packet that downloading, the vehicle-mounted OBU terminal are returned according to downloading, the upgrading of vehicle-mounted OBU terminal is completed.So far, vehicle
Carrying OBU terminal upgrade process terminates.
The embodiment of the present invention provides a kind of upgrade-system, comprising: vehicle-mounted OBU terminal, OTA service platform, two RSU1 and
RSU2, wherein RSU1 and RSU2 is communicated to connect by wired or wireless with the OTA service platform；The vehicle-mounted OBU terminal passes through
V2I interface and some RSU are communicated to connect, and are established tunnel communication with the OTA service platform by the RSU using VPN and connect.Match
The vehicle for setting vehicle-mounted OBU terminal is in RSU1 coverage area, which is serviced using VPN by RSU1 and OTA flat
Platform establishes tunnel communication connection；The vehicle-mounted OBU terminal is requested to the downloading of the OTA service platform application OTA upgrade file packet；It should
OTA service platform receives the downloading request of the OTA upgrade file packet of the vehicle-mounted OBU terminal, using breakpoint transmission technology to the vehicle
It carries OBU terminal and the downloading of OTA upgrade file packet is provided；Vehicle enters RSU2 coverage area from current RSU1 coverage area, if should
OTA upgrade file packet is not completed to download, which establishes tunnel by RSU2 and same OTA service platform using VPN
Road communication connection, the OTA service platform provide increasing to the vehicle-mounted OBU terminal using in the breakpoint transmission technology RSU2 coverage area
Measure the lasting downloading of OTA upgrade file packet.Through the embodiment of the present invention, between vehicle-mounted OBU terminal and OTA service platform, vehicle
It establishes that tunnel is direct-connected by VPN technologies and OTA service platform, the vehicle-mounted OBU terminal can be made to pass through the bridge of RSU1 and RSU2
It connects routing module and establishes direct communication with the OTA service platform and connect, especially when wireless network signal is bad, this is vehicle-mounted
OBU terminal is established direct communication with the OTA service platform by RSU1 and RSU2 using VPN and is connect, in current service RSU1 model
OTA upgrade file packet is persistently downloaded from the OTA service platform in enclosing, and sails out of current RSU1 coverage area in vehicle, is entered
When RSU2 coverage area, vehicle-mounted OBU terminal continues to use VPN and establishes direct communication company by the RSU2 and the same OTA platform
It connects, by breakpoint transmission technology, continues increment and download upgrade file, complete the downloading of upgrade file.The embodiment of the present invention, vehicle
It is direct-connected that tunnel is established by VPN technologies and OTA service platform, in conjunction with breakpoint transmission technology, there is the upgrade-system based on V2X
Certain mobility management capabilities, vehicle need not wait in current RSU coverage area, until the downloading of OTA upgrade file packet is completed
The coverage area of current RSU can just be left.Also, when vehicle comes back to wireless network covering good area, it can also lead to
The mode for crossing V2N connects OTA service platform, to continue to complete the downloading of OTA upgrade file packet, enhances user experience.
In one embodiment, Fig. 3 and Fig. 6 are please referred to.V2X upgrade-system is with vehicle-mounted OBU terminal, OTA service platform, two
A RSU1 and RSU2, OTA upgrade file packet can be completed to be illustrated for downloading in RSU1 and RSU2 coverage area.
In embodiment, the present invention provides a kind of V2X upgrade method, is applied to V2X upgrade-system, the V2X upgrade-system
It include: vehicle-mounted OBU terminal, OTA service platform, two RSU1 and RSU2, wherein RSU1 and RSU2 with the OTA by wirelessly taking
Business Platform communication connection；The vehicle-mounted OBU terminal is communicated to connect by V2I wireless protocols and RSU1 and RSU2, and is passed through using VPN
RSU1 or RSU2 establishes tunnel communication with the OTA service platform and connect；The upgrade method includes:
Step S401, the vehicle for configuring vehicle-mounted OBU terminal are in RSU1 coverage area, which uses VPN
Tunnel communication is established with OTA service platform by RSU1 to connect.
Step S402, the vehicle-mounted OBU terminal are requested to the downloading of OTA service platform application OTA upgrade file packet.
Step S403, the OTA service platform receive the downloading request of the OTA upgrade file packet of the vehicle-mounted OBU terminal.
Step S404, the OTA service platform according to the downloading request in the vehicle-mounted OBU terminal current version information,
With the presence or absence of there is OTA upgrade file packet relevant to the vehicle-mounted OBU terminal in acknowledgment of your inquiry database, if it does, being transferred to step
Rapid S405, if it does not, being transferred to step S410.
Step S405, there are OTA upgrade file packets relevant to the vehicle-mounted OBU terminal, then the OTA service platform uses
Breakpoint transmission technology is communicated to the vehicle-mounted OBU terminal by vpn tunneling and provides the downloading of OTA upgrade file packet.
Step S406, the vehicle for configuring vehicle-mounted OBU terminal enter RSU2 coverage area from current RSU1 coverage area, confirmation
Whether the OTA upgrade file packet downloads completion, if having downloaded completion, is transferred to step S409, if not downloading completion, is transferred to step
Rapid S407.
Step S407, the OTA upgrade file packet are not completed to download, the vehicle-mounted OBU terminal using VPN by the RSU2 with
Same OTA service platform establishes tunnel communication connection.
Step S408, the OTA service platform are communicated by vpn tunneling in the RSU2 coverage area using breakpoint transmission technology
The introversive vehicle-mounted OBU terminal provides the lasting downloading of increment OTA upgrade file packet.It is transferred to step S406.
Step S409, the OTA upgrade file packet which returns according to downloading, completes the liter of vehicle-mounted OBU terminal
Grade.It is transferred to step S411, vehicle-mounted OBU terminal upgrade process terminates.
Step S410, there is no there is OTA upgrade file packet relevant to the vehicle-mounted OBU terminal, then to the vehicle-mounted OBU terminal
Return to the information alert of " not finding OTA upgrade file packet relevant to the vehicle-mounted OBU terminal ".
Step S411, vehicle-mounted OBU terminal upgrade process terminate.
The embodiment of the present invention provides a kind of V2X upgrade method, is applied to V2X upgrade-system, comprising: vehicle-mounted OBU terminal,
OTA service platform, RSU1 and RSU2；The vehicle for configuring vehicle-mounted OBU terminal is in RSU1 coverage area, the vehicle-mounted OBU terminal
Tunnel communication is established with OTA service platform by RSU1 using VPN to connect；The vehicle-mounted OBU terminal is to OTA service platform application
The downloading of OTA upgrade file packet is requested；The OTA service platform is asked according to the downloading of the OTA upgrade file packet of the vehicle-mounted OBU terminal
It asks, is communicated by vpn tunneling to the vehicle-mounted OBU terminal using breakpoint transmission technology and the downloading of OTA upgrade file packet is provided.Vehicle from
Current RSU1 coverage area enters RSU2 coverage area, if the OTA upgrade file packet is not completed to download, the vehicle-mounted OBU is whole
End is established tunnel communication with the OTA service platform by RSU2 using VPN and is connect, which uses breakpoint transmission skill
The lasting downloading of increment OTA upgrade file packet is provided to the vehicle-mounted OBU terminal in the art RSU2 coverage area.It is real through the invention
Example is applied, between vehicle-mounted OBU terminal and OTA service platform, tunnel communication is established by RSU switching using VPN technologies and is connected, it can
So that the vehicle-mounted OBU terminal is established tunnel communication with the OTA service platform by RSU1 and RSU2 using VPN and is connect, especially
When wireless network signal is bad, which establishes tunnel by RSU1 and RSU2 and the OTA service platform using VPN
Road communication connection, persistently downloads OTA upgrade file packet from the OTA service platform within the scope of current service RSU1, and in vehicle
Current RSU1 coverage area is sailed out of, when into RSU2 coverage area, vehicle-mounted OBU terminal continues to use VPN technologies and passes through the RSU2
Tunnel is established with the same OTA platform to connect, and by breakpoint transmission technology, is continued increment and is downloaded upgrade file, completes upgrading text
The downloading of part.The embodiment of the present invention, it is direct-connected that vehicle by VPN technologies and OTA service platform establishes tunnel, in conjunction with breakpoint transmission skill
Art makes the upgrade-system based on V2X have certain mobility management capabilities, and vehicle need not wait in current RSU coverage area,
Until the coverage area that can just leave current RSU is completed in the downloading of OTA upgrade file packet.Also, wireless network is come back in vehicle
When network covers good area, OTA service platform can also be connected, by way of V2N to continue to complete OTA upgrade file packet
Downloading enhances user experience.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or the device that include a series of elements not only include those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or device institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including being somebody's turn to do
There is also other identical elements in the process, method of element, article or device.
The serial number of the above embodiments of the invention is only for description, does not represent the advantages or disadvantages of the embodiments.
The embodiment of the present invention is described with above attached drawing, but the invention is not limited to above-mentioned specific
Embodiment, the above mentioned embodiment is only schematical, rather than restrictive, those skilled in the art
Under the inspiration of the present invention, without breaking away from the scope protected by the purposes and claims of the present invention, it can also make very much
Form, all of these belong to the protection of the present invention.
Claims (10)
1. a kind of V2X upgrade-system characterized by comprising vehicle-mounted OBU terminal, OTA service platform, several RSU, in which:
Each RSU is communicated to connect by wired or wireless with the OTA service platform；
The vehicle-mounted OBU terminal is communicated to connect by V2I interface and some RSU, and is taken using VPN by the RSU and OTA
Business platform establishes tunnel communication connection.
2. V2X upgrade-system according to claim 1, which is characterized in that the vehicle-mounted OBU terminal is wirelessly assisted by V2I
View is communicated to connect with each RSU.
3. V2X upgrade-system according to claim 1, which is characterized in that the vehicle-mounted OBU terminal includes one the oneth VPN
Module, the OTA service platform include one the 2nd VPN module, the first VPN module and the 2nd VPN module for making
The vehicle-mounted OBU terminal and the OTA service platform establish vpn tunneling communication connection.
4. V2X upgrade-system according to claim 1, which is characterized in that the vehicle-mounted OBU terminal is passed through using VPN
Current RSU and OTA service platform are established after tunnel communication connect, under Xiang Suoshu OTA service platform application OTA upgrade file packet
Carry request.
5. V2X upgrade-system according to claim 4, which is characterized in that the OTA service platform is according to described vehicle-mounted
The downloading of the OTA upgrade file packet of OBU terminal is requested, and is communicated by vpn tunneling to the vehicle-mounted OBU using breakpoint transmission technology
Terminal provides the downloading of OTA upgrade file packet.
6. V2X upgrade-system according to claim 5, which is characterized in that the OTA service platform is according to described vehicle-mounted
The downloading of the OTA upgrade file packet of OBU terminal is requested, comprising:
The OTA service platform receives the downloading request of the OTA upgrade file packet of the vehicle-mounted OBU terminal；
According to the current version information of the vehicle-mounted OBU terminal in the downloading request, whether deposited in acknowledgment of your inquiry database
There is OTA upgrade file packet relevant to the vehicle-mounted OBU terminal.
7. V2X upgrade-system according to claim 6, which is characterized in that if there is having and the vehicle-mounted OBU terminal phase
The OTA upgrade file packet of pass, then the OTA service platform provides OTA liter to the vehicle-mounted OBU terminal using breakpoint transmission technology
Grade file packet downloading；If there is no there is OTA upgrade file packet relevant to the vehicle-mounted OBU terminal, then to the vehicle-mounted OBU
Terminal returns to the information alert of " not finding relevant OTA upgrade file packet ".
8. V2X upgrade-system according to claim 4, which is characterized in that in the vehicle for configuring vehicle-mounted OBU terminal from current
RSU coverage area enters next RSU coverage area, when the OTA upgrade file packet does not complete downloading,
The vehicle-mounted OBU terminal is established tunnel communication with same OTA service platform by next RSU using VPN and is connect；
The OTA service platform provides holding for increment OTA upgrade file packet to the vehicle-mounted OBU terminal using breakpoint transmission technology
Continuous downloading.
9. the V2X upgrade-system according to claim 5 or 8, which is characterized in that the vehicle-mounted OBU terminal is returned according to downloading
The OTA upgrade file packet returned, completes the upgrading of vehicle-mounted OBU terminal.
10. a kind of V2X upgrade method, is applied to V2X upgrade-system as described in any one of claim 1 to 9, feature exists
In the V2X upgrade-system includes: vehicle-mounted OBU terminal, OTA service platform, several RSU, and the V2X upgrade method includes:
In RSU coverage area, the vehicle-mounted OBU terminal establishes tunnel communication by RSU and OTA service platform using VPN
Connection；
The vehicle-mounted OBU terminal is requested to the downloading of OTA service platform application OTA upgrade file packet；
The OTA service platform is requested according to the downloading of the OTA upgrade file packet of the vehicle-mounted OBU terminal, uses breakpoint transmission
Technology provides the downloading of OTA upgrade file packet to the vehicle-mounted OBU terminal.
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