CN106453629A - Mobile network-based automobile electronic system remote upgrading system and method - Google Patents
Mobile network-based automobile electronic system remote upgrading system and method Download PDFInfo
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- CN106453629A CN106453629A CN201611032082.3A CN201611032082A CN106453629A CN 106453629 A CN106453629 A CN 106453629A CN 201611032082 A CN201611032082 A CN 201611032082A CN 106453629 A CN106453629 A CN 106453629A
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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
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
- H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/08—Configuration management of networks or network elements
- H04L41/0803—Configuration setting
- H04L41/0813—Configuration setting characterised by the conditions triggering a change of settings
- H04L41/082—Configuration setting characterised by the conditions triggering a change of settings the condition being updates or upgrades of network functionality
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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
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
Abstract
The present invention relates to a mobile network-based automobile electronic system remote upgrading system and method. The system comprises a vehicle-mounted interface device, a remote control center and an automobile electronic system. The vehicle-mounted interface device sends a remote upgrading request to the remote control center by using the mobile network. The remote control center sends an upgrading command to the vehicle-mounted interface device by using the mobile network according to the remote upgrading request. The vehicle-mounted interface device analyzes the upgrading command and sends an upgrading control command to the automobile electronic system by using a vehicle-mounted network. The vehicle-mounted interface device receives an upgrading response result of the automobile electronic system and feeds back the response result to the remote control center by using the mobile network. The remote control center analyzes the upgrading response result and generates a remote upgrading report of the automobile electronic system. Through adoption of the system and method, the automobile electronic system can be upgraded efficiently in real time, the manpower cost is saved, and the automobile manufacture and the automobile user are benefited.
Description
Technical field
The present invention relates to a kind of automobile electronic system remote update system based on mobile network and its method, belong to automobile
Technical field of electronic control.
Background technology
In technical field of automobile electronic control, traditional electronic system is upgraded, and mainly takes attendant or specialty clothes
Business personnel hold the scheme that professional equipment is updated manually to vehicle to scene, can there is following defect：
1., because traditional automobile electronic system upgrading is using professional updating apparatus, service personal's level of skill is required relatively
Height, complex operation, waste time and energy, bring difficulty to vehicle electronic system upgrading.
2. because traditional automobile electronic system upgrading needs professional service staff's execute-in-place mostly, in vehicle electrical subsystem
System needs often cannot upgrade in time when updating, and has certain hysteresis quality.
3., because traditional automobile electronic system update time cycle is longer, response results are fed back not in time.
Content of the invention
The present invention is the defect solving orthodox car electronic system upgrade technique, provides a kind of automobile based on mobile network
Electronic system remote update system and its method, to the real-time of automobile electronic system upgrading can be improved and rises stage efficiency, with
Shi Jieyue human cost, thus facilitate auto vendor and user vehicle.
The technical scheme that the present invention solves that its technical problem taken is：
A kind of feature of the automobile electronic system remote update system based on mobile network of the present invention includes：Vehicle-mounted interface sets
Standby, remote control center, automobile electronic system；
Described vehicle-mounted interface equipment passes through mobile network and remote upgrade request is sent to described remote control center；Described
Remote control center is asked according to described remote upgrade, sends upgrading life by described mobile network to described vehicle-mounted interface equipment
Order；
Described vehicle-mounted interface equipment parses described upgrade command, and passes through In-vehicle networking, sends out to described automobile electronic system
Upgrading control command is sent to be used for realizing updating operation；Described vehicle-mounted interface equipment receives the upgrading response of described automobile electronic system
As a result, and by mobile network described upgrading response results are fed back to described remote control center；
Described remote control center analyzes described upgrading response results, and generates the report of automobile electronic system remote upgrade.
The feature of the automobile electronic system remote update system based on mobile network of the present invention lies also in：
Described remote upgrade request includes：Authentication information, vehicle information and software version information；
Described remote control center is verified to the identity of described vehicle-mounted interface equipment according to described authentication information,
To the vehicle-mounted interface equipment being verified, described remote control center determines further according to described vehicle information and software version information
After software to be upgraded, send upgrade command to described vehicle-mounted interface equipment.
Described upgrade command includes：Starting and upgrading order, upgrading data transfer command and upgrading terminate order；
Described starting and upgrading order, for representing the beginning of remote upgrade procedure；
Described upgrading data transfer command, the data message upgraded for transmission, including：The length of upgrading data, upgrading
Position, data content to be upgraded；
Described upgrading terminates order, for representing the end of remote upgrade procedure.
Described vehicle-mounted interface equipment includes：Central processing unit, radio communication control portion part, In-vehicle networking communication control unit
Part；
Described radio communication control portion part sends after remote upgrade request to described remote control center, receives described long-range
The upgrade command of control centre simultaneously passes to described central processing unit；
Described central processing unit parses described upgrade command and is judged, if described upgrade command is ordered for starting and upgrading
Order, then require according to the updating protocol of described automobile electronic system, by described In-vehicle networking communication control unit, to described vapour
Car electronic system sends and starts programming session, key certification and memorizer erasing message；
If described upgrade command is upgrading data transfer command, the updating protocol according to described automobile electronic system will
Ask, by described In-vehicle networking communication control unit, send request download, transmission data and transmission to described automobile electronic system
End message；
If described upgrade command is upgrading terminates order, the updating protocol according to described automobile electronic system requires, and leads to
Cross described In-vehicle networking communication control unit, send data check to described automobile electronic system and message is restarted in reset；
Start programming session, key certification and memorizer erasing message, described request download, transmission data and biography by described
Defeated end message and described data check and reset are restarted message and are constituted described upgrading control command；
Described In-vehicle networking communication control unit receives the response results of described automobile electronic system, and by described wireless
Communication control unit is sent to remote control center.
Described remote control center includes：Communication management module, vehicle management module, authentication module, Upgrade process
Management module；
Described communication management module receives the remote upgrade request that described vehicle-mounted interface equipment sends, and by described identity
Authentication module is authenticated to its identity, by described vehicle management module, vehicle information is confirmed, and certification is passed through
Vehicle-mounted interface equipment send starting and upgrading order；
Described communication management module receives the response results of the starting and upgrading order that described vehicle-mounted interface equipment sends, concurrently
Give described Upgrade process management module；
Described Upgrade process management module judges to the response results of described starting and upgrading order, if described upgrading is opened
The response results of dynamic order are successfully, then determine required upgrading data by described vehicle management module, then by described communication
Management module sends upgrading data transfer command to described vehicle-mounted interface equipment；If the response results of described starting and upgrading order are
Failure, then send starting and upgrading order again through described communication management module to described vehicle-mounted interface equipment；
Described communication management module receives the response results of the upgrading data transfer command that described vehicle-mounted interface equipment sends,
And it is sent to described Upgrade process management module；
Described Upgrade process management module judges to the response results of described upgrading data transfer command, if described liter
The response results of DBMS transmission order are successfully, then sent to described vehicle-mounted interface equipment by described communication management module and rise
Level terminates order；If the response results of described upgrading data transfer command are unsuccessfully, again through described communication management module
Described vehicle-mounted interface equipment is sent with upgrading data transfer command；
Described communication management module receives the response results of the upgrading end order that described vehicle-mounted interface equipment sends, concurrently
Give described Upgrade process management module；
The response results that described Upgrade process management module terminates order to described upgrading judge, if described upgrading knot
The response results of bundle order are successfully, then generate the report of automobile electronic system remote upgrade；If described upgrading terminates the sound of order
Should result be unsuccessfully, then again through described communication management module, upgrading be sent to described vehicle-mounted interface equipment and terminate order.
A kind of feature of the automobile electronic system remote upgrade method based on mobile network of the present invention is to be applied to by vehicle-mounted
In the system that interface equipment, remote control center, automobile electronic system are constituted；
Step 1, described vehicle-mounted interface equipment pass through mobile network and remote upgrade request are sent in described remotely control
The heart；Described remote upgrade request includes：Authentication information, vehicle information and software version information；
Step 2, described remote control center asked according to described remote upgrade in authentication information, to described vehicle-mounted
The identity of interface equipment is verified, to the vehicle-mounted interface equipment being verified, further according to described vehicle information and software version
After information determines software to be upgraded, upgrade command is sent to described vehicle-mounted interface equipment by described mobile network；Described liter
Level order includes：Starting and upgrading order, upgrading data transfer command and upgrading terminate order；
Step 3, described vehicle-mounted interface equipment parse described upgrade command and are judged, if described upgrade command is upgrading
Start order, then require according to the updating protocol of described automobile electronic system, by described In-vehicle networking communication control unit, to
Described automobile electronic system sends and starts programming session, key certification and memorizer erasing message；
If described upgrade command is upgrading data transfer command, the updating protocol according to described automobile electronic system will
Ask, by described In-vehicle networking communication control unit, send request download, transmission data and transmission to described automobile electronic system
End message；
If described upgrade command is upgrading terminates order, the updating protocol according to described automobile electronic system requires, and leads to
Cross described In-vehicle networking communication control unit, send data check to described automobile electronic system and message is restarted in reset；
Step 4, described vehicle-mounted interface equipment receive the response results of described automobile electronic system, and are sent to described long-range
Control centre；Described response results include：The response results of starting and upgrading order, upgrading data transfer command response results and
Upgrading terminates the response results of order；
Step 5, described remote control center to described response results and judge, if described response results open for upgrading
The response results of dynamic order, then execution step 6；If described response results are the response results of upgrading data transfer command, hold
Row step 7；If described response results are the response results that upgrading terminates order, execution step 8；
Step 6, described remote control center judge whether the response results of described starting and upgrading order are successfully, if becoming
Work(it is determined that upgrading software, then to described vehicle-mounted interface equipment send upgrading data transfer command；If failure, then again
Starting and upgrading order is sent to described vehicle-mounted interface equipment；
Step 7, described remote control center judge the response results of described upgrading data transfer command no for success, if
Success, then send upgrading to described vehicle-mounted interface equipment and terminate order；If failure, then again described vehicle-mounted interface equipment is sent out
Send upgrading data transfer command；
Step 8, described remote control center judge response results that described upgrading terminates order no for success, if becoming
Work(, then generate the report of automobile electronic system remote upgrade；If failure, then again described vehicle-mounted interface equipment is sent with upgrading knot
Bundle order.
Compared with the prior art, beneficial effects of the present invention are embodied in：
1st, the present invention provides the automobile electronic system remote update system based on mobile network and its method, are capable of
Remote upgrade is carried out to automobile electronic system, makes user on the basis of not increasing how many costs, just can enjoy automotive electronics
System remote upgrade services.
2nd, the remote control center that the present invention provides provides the upgrading data of multiple automobile electronic system types, compared to biography
The automobile electronic system upgrade method of system needs professional using professional updating apparatus, can save substantial amounts of human resourcess, and
Can upgrade multiple automobile electronic systems, efficiency high of upgrading, thus reduce upgrade cost simultaneously.
3rd, the vehicle-mounted interface equipment that the present invention provides and automobile electronic system are supporting, are responsible for certain automobile electronic system specially
Upgrade service, automobile electronic system versions of data can be detected in the very first time, and feed back to remote control center in time, carry
Go out remote upgrade request, upgrading effect is fast, and the data meeting automobile electronic system in time is upgraded demand.
4th, the authentication module of the remote control center that the present invention provides, for carrying out to the identity of vehicle-mounted interface equipment
Certification, interact to the vehicle-mounted interface equipment being verified, it is to avoid the interference of external device, protect whole system and its
The integrity of method and safety.
5th, in the automobile electronic system remote upgrade method based on mobile network that the present invention provides, in vehicle-mounted interface equipment
Every time send after message to automobile electronic system, automobile electronic system all can to vehicle-mounted interface equipment feedback response result, if
Operation failure, vehicle-mounted interface equipment can feed back to remote control center in time, and again sends upper one by remote control center
Secondary order, it is to avoid a certain operation mistake leads to upgrade unsuccessfully, improves accuracy and the reliability of remote upgrade.
Brief description
Fig. 1 is the schematic flow sheet of the inventive method；
Fig. 2 is the structured flowchart of present system；
Fig. 3 is the signal flow diagram of the inventive method；
Fig. 4 is command format schematic diagram of the present invention.
Specific embodiment
Below in conjunction with the accompanying drawings and be embodied as example the present invention is described in detail, but should not limit the present invention's with this
Protection domain.
In the present embodiment, a kind of automobile electronic system remote update system based on mobile network, including：Vehicle-mounted interface sets
Standby, remote control center, automobile electronic system.
Vehicle-mounted interface equipment includes：Central processing unit, power supply unit, crystal oscillating circuit, reset circuit, radio communication control portion
Part, In-vehicle networking communication control unit, as shown in Figure 2.Power supply unit is powered for miscellaneous part, crystal oscillating circuit, reset circuit, no
Line communication control unit, In-vehicle networking communication component are connected with central processing unit, and crystal oscillating circuit provides the quartz crystal oscillator of 15M, multiple
Position circuit is provided with the SR that central processing unit can be made to return original state, and radio communication control portion part is used for and remotely control
Center carries out data transmission, and In-vehicle networking communication control unit is used for carrying out data transmission with automobile electronic system to be upgraded, in
Central processor is ARM chip STM32F103RCT6, and wireless communication control parts are SIM28ML.
Remote control center includes：Communication management module, vehicle management module, authentication module, Upgrade process management
Module, as shown in Figure 2.Communication management module is used for setting up secure communications links with vehicle-mounted interface equipment, and is responsible for connecing with vehicle-mounted
Data transfer between jaws equipment；Vehicle management module is used for managing vehicle information, adopts including automobile electronic system to be upgraded
Updating protocol, messaging parameter, versions of data, the form of upgrade command；Authentication module is used for vehicle-mounted interface equipment
Identity is authenticated；Upgrade process management module is used for the process of upgrading is managed, true including authentication, download request
Recognize, upgrade command issues, response results of upgrading analysis, upgrading report generate etc..
Optionally, the mobile network between vehicle-mounted interface equipment and remote control center is 2G/3G/4G network or WIFI is wireless
Network, the In-vehicle networking between vehicle-mounted interface equipment and automobile electronic system is CAN, LIN bus, K line or MOST bus.Vapour
The application layer of diagnosing protocol used by car electronic system is ISO 14229, and session layer is ISO 15765-3, and Internet is ISO
15765-2.
Interacted by transmitting order between vehicle-mounted interface equipment and remote control center in system, automobile electronic system
Updating protocol define order form as shown in figure 4, form define content specifically include：Bebinning character, type of message word
Section, message length, vehicles identifications field, order body, verification and, termination character.Wherein, bebinning character and termination character respectively account for 1
Individual byte, is worth for decimal number 255.Type of message field is 1 byte, sets for distinguishing remote control center and vehicle-mounted interface
The type of message of interaction between standby.Message length field definition is 2 bytes, for representing the total length of message.Vehicles identifications
Field is 20 bytes, before 2 byte representation vehicles mark, rear 18 bytes are used for representing the unique mark of vehicle.Verification
It is 2 bytes with field definition, use CRC check.The length of order body is relevant with type of message.
System concrete signal transfer process is as shown in Figure 3.
Vehicle-mounted interface equipment passes through mobile network and remote upgrade request is sent to remote control center, and remote upgrade is asked
Including：Authentication information, vehicle information and software version information.Remote upgrade is asked according to command format as shown in Figure 4
It is packaged, form is defined as：Bebinning character and termination character respectively account for 1 byte, are worth for decimal number 255；Type of message word
Section is 1 byte, is worth for 10H, expression remote upgrade request；Message length field definition is 2 bytes, for representing message
Total length；Vehicles identifications field is 20 bytes, before two byte representation vehicles mark, rear 18 bytes are used for representing vehicle
Unique mark；Checksum field is defined as 2 bytes, uses CRC check.The length of order body is relevant with content, bag
Include authentication information, automobile electronic system numbering, corresponding software version number.
The communication management module of remote control center receives the remote upgrade request that vehicle-mounted interface equipment sends, and central authorities are processed
Device module requires parsing remote upgrade request according to updating protocol as shown in Figure 4, obtain authentication information, vehicle information and
Software version information, and by authentication module, the identity of vehicle-mounted interface equipment is verified, vehicle-mounted to be verified
Interface equipment, vehicle management module determines software to be upgraded further according to vehicle information and software version information, by mobile network
Network sends starting and upgrading order to vehicle-mounted interface equipment, for representing the beginning of remote upgrade procedure.Starting and upgrading order according to
Command format as shown in Figure 4 is packaged, and form is defined as：Bebinning character and termination character respectively account for 1 byte, are worth and enter for ten
Number 255 processed；Type of message field is 1 byte, is worth for 00H, expression starting and upgrading order；Message length field definition is 2
Byte, for representing the total length of message；Vehicles identifications field is 20 bytes, before two byte representation vehicles mark, after
18 bytes are used for representing the unique mark of vehicle；Checksum field is defined as 2 bytes, uses CRC check；Order body
Length be 0.
The wireless communication unit of vehicle-mounted interface equipment receives upgrade command and passes to central processing unit, and central processing unit is pressed
Updating protocol according to automobile electronic system requires parsing upgrade command, is defined as after starting and upgrading order according to automobile electronic system
Updating protocol require, by In-vehicle networking from In-vehicle networking control parts successively to automobile electronic system send start programming meeting
Words, key certification and memorizer erasing message, receive the response results of automobile electronic system, when the response receiving simultaneously successively
Result be unsuccessfully when, response results being fed back to remote control center, if being all successfully, by mobile network, upgrading being opened
The response results of dynamic order feed back to remote control center.The response results of starting and upgrading order are according to order as shown in Figure 4
Form is packaged, and form is defined as：Bebinning character and termination character respectively account for 1 byte, are worth for decimal number 255；Message class
Type-word section is 1 byte, is worth for 03H, the response results of expression starting and upgrading order；Message length field definition is 2 bytes,
It is used for representing the total length of message；Vehicles identifications field is 20 bytes, before two byte representation vehicles mark, rear 18 words
Save the unique mark to represent vehicle；Checksum field is defined as 2 bytes, uses CRC check；Result be successfully when
Order body length is a byte, is worth for decimal scale 1, and result be that when unsuccessfully, order body length is 2 bytes, and first character section is
Decimal scale 0, second byte is the numbering of failure cause.
The communication management module of remote control center receives the response knot of the starting and upgrading order that vehicle-mounted interface equipment sends
Really, and be sent to Upgrade process management module, Upgrade process management module judges to the response results of starting and upgrading order,
If response results are successfully, vehicle information, updating protocol, messaging parameter, versions of data etc. are determined by vehicle management module,
Pass through communication management module again and send upgrading data transfer command to vehicle-mounted interface equipment, for the data message of transmission upgrading,
Including：The length of upgrading data, the position of upgrading, data content to be upgraded；If the response results of starting and upgrading order are to lose
Lose, then again send starting and upgrading order to vehicle-mounted interface equipment.Upgrading data transfer command is according to order lattice as shown in Figure 4
Formula is packaged, and form is defined as：Bebinning character and termination character respectively account for 1 byte, are worth for decimal number 255；Type of message
Field is 1 byte, is worth for 01H, expression upgrading data transfer command；Message length field definition is 2 bytes, for representing
The total length of message；Vehicles identifications field is 20 bytes, before two byte representation vehicles mark, rear 18 bytes are used for table
Show the unique mark of vehicle；Checksum field is defined as 2 bytes, uses CRC check；The length of order body is had with interior
Close, including upgrade data length and the data to be upgraded of the upgrading data address comprising 2 bytes, 2 bytes.
The wireless communication unit of vehicle-mounted interface equipment receives upgrade command and passes to central processing unit, and central processing unit is pressed
According to automobile electronic system updating protocol require parsing upgrade command, be defined as upgrade data transfer command after in remotely control
The heart sends request wait-for-response, and requires according to the updating protocol of automobile electronic system, by In-vehicle networking by In-vehicle networking control
Part processed sends request download, transmission data and end of transmission message to automobile electronic system successively, receives automobile successively simultaneously
The response results of electronic system, when the response results receiving be unsuccessfully when, response results are fed back to remote control center, such as
Fruit is all successfully, then by mobile network, the response results of data transfer command of upgrading are fed back to remote control center.Upgrading
The response results of data transfer command are packaged according to command format as shown in Figure 4, and form is defined as：Bebinning character and knot
Bundle character respectively accounts for 1 byte, is worth for decimal number 255；Type of message field is 1 byte, is worth for 04H, expression upgrading data
The response results of transmission order；Message length field definition is 2 bytes, for representing the total length of message；Vehicles identifications word
Section is 20 bytes, before two byte representation vehicles mark, rear 18 bytes are used for representing the unique mark of vehicle；Verification and
Field definition is 2 bytes, uses CRC check；Result is that when successfully, order body length is a byte, is worth for decimal scale
1, result is that when unsuccessfully, order body length is 2 bytes, and first character section is decimal scale 0, and second byte is failure cause
Numbering.
The communication management module of remote control center receives the sound of the upgrading data transfer command that vehicle-mounted interface equipment sends
Answer result, and be sent to Upgrade process management module, the response results to upgrading data transfer command for the Upgrade process management module
Judged, if the response results of upgrading data transfer command are successfully, by communication management module to vehicle-mounted interface equipment
Send upgrading and terminate order, for representing the end of remote upgrade procedure；If the response results of upgrading data transfer command are to lose
Lose, then again through communication management module, vehicle-mounted interface equipment is sent with upgrading data transfer command.Upgrading terminates the sound of order
Result is answered to be packaged according to command format as shown in Figure 4, form is defined as：Bebinning character and termination character respectively account for 1 word
Section, is worth for decimal number 255；Type of message field is 1 byte, is worth for 02H, expression upgrading end order；Message length word
Section is defined as 2 bytes, for representing the total length of message；Vehicles identifications field be 20 bytes, before two byte representations
Vehicle identifies, and rear 18 bytes are used for representing the unique mark of vehicle；Checksum field is defined as 2 bytes, uses CRC
Verification；The length of order body be 1, be worth for all upgrading data verification and.
The wireless communication unit of vehicle-mounted interface equipment receives upgrade command and passes to central processing unit, and central processing unit is pressed
Updating protocol according to automobile electronic system requires parsing upgrade command, is defined as after upgrading terminates to order according to automobile electronic system
Updating protocol require, by In-vehicle networking from In-vehicle networking control parts successively to automobile electronic system send data check and
Message is restarted in reset, simultaneously successively receive automobile electronic system response results, when the response results receiving be unsuccessfully when, general
Response results feed back to remote control center, if being all successfully, are tied by the response that mobile network terminates order by upgrading
Fruit feeds back to remote control center.The response results that upgrading terminates order are packaged according to command format as shown in Figure 4, lattice
Formula is defined as：Bebinning character and termination character respectively account for 1 byte, are worth for decimal number 255；Type of message field is 1 byte,
It is worth for 05H, the response results of expression upgrading end order；Message length field definition is 2 bytes, for representing the total of message
Length；Vehicles identifications field is 20 bytes, before two byte representation vehicles mark, rear 18 bytes are used for representing vehicle
Unique mark；Checksum field is defined as 2 bytes, uses CRC check；Result is that when successfully, order body length is one
Byte, is worth for decimal scale 1, and result is that when unsuccessfully, order body length is 2 bytes, and first character section is decimal scale 0, second word
Save the numbering for failure cause.
The communication management module of remote control center receives the response knot of the upgrading end order that vehicle-mounted interface equipment sends
Really, and be sent to Upgrade process management module, the response results that Upgrade process management module terminates order to upgrading judge,
If the response results that upgrading terminates order are successfully, generate the report of automobile electronic system remote upgrade；If upgrading terminates order
Response results be unsuccessfully, then again through communication management module to vehicle-mounted interface equipment send upgrading terminate order.
In the present embodiment, as shown in figure 1, a kind of automobile electronic system remote upgrade method based on mobile network, application
In the system being made up of vehicle-mounted interface equipment, remote control center, automobile electronic system；
Step 1, vehicle-mounted interface equipment pass through mobile network and remote upgrade request are sent to remote control center；Long-range liter
Level request includes：Authentication information, vehicle information and software version information；
Step 2, remote control center are according to the authentication information in remote upgrade request, the body to vehicle-mounted interface equipment
Part is verified, to the vehicle-mounted interface equipment being verified, determines to be upgraded further according to vehicle information and software version information
After software, upgrade command is sent to vehicle-mounted interface equipment by mobile network；Upgrade command includes：Starting and upgrading order, upgrading
Data transfer command and upgrading terminate order；
Step 3, vehicle-mounted interface equipment parsing upgrade command are simultaneously judged, if upgrade command is starting and upgrading order,
Updating protocol according to automobile electronic system requires, and by In-vehicle networking communication control unit, sends to automobile electronic system and opens
Dynamic programming session, key certification and memorizer erasing message；
If upgrade command is upgrading data transfer command, the updating protocol according to automobile electronic system requires, by car
Contained network network communication control unit, sends request download, transmission data and end of transmission message to automobile electronic system；
If upgrade command is upgrading terminates order, the updating protocol according to automobile electronic system requires, by vehicle-mounted net
Network communication control unit, sends data check to automobile electronic system and message is restarted in reset；
Step 4, vehicle-mounted interface equipment receive the response results of automobile electronic system, and are sent to remote control center；Ring
Should result include：The response results of starting and upgrading order, the response results of upgrading data transfer command and upgrading terminate order
Response results；
Step 5, remote control center to response results and judge, if response results are the response of starting and upgrading order
As a result, then execution step 6；If response results are the response results of upgrading data transfer command, execution step 7；If response knot
Fruit is the response results that upgrading terminates order, then execution step 8；
Step 6, remote control center judge whether the response results of starting and upgrading order are successfully, if success, then really
The software of fixed upgrading, then send upgrading data transfer command to vehicle-mounted interface equipment；If failure, then again vehicle-mounted interface is set
Preparation send starting and upgrading order；
Step 7, remote control center judge to upgrade data transfer command response results no for success, if success, then
Send upgrading to vehicle-mounted interface equipment and terminate order；If failure, then again vehicle-mounted interface equipment is sent with upgrading data transmission
Order；
Step 8, remote control center judge to upgrade terminate order response results no for success, if success, then generate
Automobile electronic system remote upgrade is reported；If failure, then again upgrading is sent to vehicle-mounted interface equipment and terminate order.
Claims (6)
1. a kind of automobile electronic system remote update system based on mobile network, its feature includes：Vehicle-mounted interface equipment, long-range
Control centre, automobile electronic system；
Described vehicle-mounted interface equipment passes through mobile network and remote upgrade request is sent to described remote control center；Described long-range
Control centre asks according to described remote upgrade, sends upgrade command by described mobile network to described vehicle-mounted interface equipment；
Described vehicle-mounted interface equipment parses described upgrade command, and passes through In-vehicle networking, sends to described automobile electronic system and rises
Level control command is used for realizing updating operation；Described vehicle-mounted interface equipment receives the upgrading response knot of described automobile electronic system
Really, and by mobile network described upgrading response results are fed back to described remote control center；
Described remote control center analyzes described upgrading response results, and generates the report of automobile electronic system remote upgrade.
2. the automobile electronic system remote update system based on mobile network according to claim 1 it is characterised in that：Institute
State remote upgrade request to include：Authentication information, vehicle information and software version information；
Described remote control center is verified to the identity of described vehicle-mounted interface equipment according to described authentication information, to testing
Demonstrate,prove the vehicle-mounted interface equipment passing through, described remote control center determines further according to described vehicle information and software version information to be waited to rise
After the software of level, send upgrade command to described vehicle-mounted interface equipment.
3. the automobile electronic system remote update system based on mobile network according to claim 1 it is characterised in that：
Described upgrade command includes：Starting and upgrading order, upgrading data transfer command and upgrading terminate order；
Described starting and upgrading order, for representing the beginning of remote upgrade procedure；
Described upgrading data transfer command, the data message upgraded for transmission, including：The length of upgrading data, the position of upgrading
Put, data content to be upgraded；
Described upgrading terminates order, for representing the end of remote upgrade procedure.
4. the automobile electronic system remote update system based on mobile network according to claim 3 it is characterised in that：
Described vehicle-mounted interface equipment includes：Central processing unit, radio communication control portion part, In-vehicle networking communication control unit；
Described radio communication control portion part sends after remote upgrade request to described remote control center, receives described remotely control
The upgrade command at center simultaneously passes to described central processing unit；
Described central processing unit parses described upgrade command and is judged, if described upgrade command is starting and upgrading order,
Updating protocol according to described automobile electronic system requires, by described In-vehicle networking communication control unit, to described automobile electricity
Subsystem sends and starts programming session, key certification and memorizer erasing message；
If described upgrade command is upgrading data transfer command, the updating protocol according to described automobile electronic system requires, and leads to
Cross described In-vehicle networking communication control unit, send request download, transmission data and the end of transmission to described automobile electronic system
Message；
If described upgrade command is upgrading terminates order, the updating protocol according to described automobile electronic system requires, by institute
State In-vehicle networking communication control unit, send data check to described automobile electronic system and message is restarted in reset；
Start programming session, key certification and memorizer erasing message, described request download, transmission data and transmission knot by described
Bundle message and described data check and reset are restarted message and are constituted described upgrading control command；
Described In-vehicle networking communication control unit receives the response results of described automobile electronic system, and by described radio communication
Control parts are sent to remote control center.
5. the automobile electronic system remote update system based on mobile network according to claim 3 it is characterised in that：
Described remote control center includes：Communication management module, vehicle management module, authentication module, Upgrade process management
Module；
Described communication management module receives the remote upgrade request that described vehicle-mounted interface equipment sends, and by described authentication
Module is authenticated to its identity, by described vehicle management module, vehicle information is confirmed, and the car that certification is passed through
Carry interface equipment and send starting and upgrading order；
Described communication management module receives the response results of the starting and upgrading order that described vehicle-mounted interface equipment sends, and is sent to
Described Upgrade process management module；
Described Upgrade process management module judges to the response results of described starting and upgrading order, if described starting and upgrading life
The response results of order are successfully, then determine required upgrading data by described vehicle management module, then by described telecommunication management
Module sends upgrading data transfer command to described vehicle-mounted interface equipment；If the response results of described starting and upgrading order are to lose
Lose, then again through described communication management module, starting and upgrading order is sent to described vehicle-mounted interface equipment；
Described communication management module receives the response results of the upgrading data transfer command that described vehicle-mounted interface equipment sends, concurrently
Give described Upgrade process management module；
Described Upgrade process management module judges to the response results of described upgrading data transfer command, if described ascending series
Response results according to transmission order are successfully, then send upgrading knot by described communication management module to described vehicle-mounted interface equipment
Bundle order；If the response results of described upgrading data transfer command are unsuccessfully, again through described communication management module to institute
State vehicle-mounted interface equipment and send upgrading data transfer command；
Described communication management module receives the response results of the upgrading end order that described vehicle-mounted interface equipment sends, and is sent to
Described Upgrade process management module；
The response results that described Upgrade process management module terminates order to described upgrading judge, if described upgrading terminates life
The response results of order are successfully, then generate the report of automobile electronic system remote upgrade；If described upgrading terminates the response knot of order
Fruit is unsuccessfully, then send upgrading again through described communication management module to described vehicle-mounted interface equipment and terminate order.
6. a kind of automobile electronic system remote upgrade method based on mobile network, is characterized in that being applied to being set by vehicle-mounted interface
In the system that standby, remote control center, automobile electronic system are constituted；
Step 1, described vehicle-mounted interface equipment pass through mobile network and remote upgrade request are sent to described remote control center；Institute
State remote upgrade request to include：Authentication information, vehicle information and software version information；
Step 2, described remote control center asked according to described remote upgrade in authentication information, to described vehicle-mounted interface
The identity of equipment is verified, to the vehicle-mounted interface equipment being verified, further according to described vehicle information and software version information
After determining software to be upgraded, upgrade command is sent to described vehicle-mounted interface equipment by described mobile network；Described upgrading life
Order includes：Starting and upgrading order, upgrading data transfer command and upgrading terminate order；
Step 3, described vehicle-mounted interface equipment parse described upgrade command and are judged, if described upgrade command is starting and upgrading
Order, then require according to the updating protocol of described automobile electronic system, by described In-vehicle networking communication control unit, to described
Automobile electronic system sends and starts programming session, key certification and memorizer erasing message；
If described upgrade command is upgrading data transfer command, the updating protocol according to described automobile electronic system requires, and leads to
Cross described In-vehicle networking communication control unit, send request download, transmission data and the end of transmission to described automobile electronic system
Message；
If described upgrade command is upgrading terminates order, the updating protocol according to described automobile electronic system requires, by institute
State In-vehicle networking communication control unit, send data check to described automobile electronic system and message is restarted in reset；
Step 4, described vehicle-mounted interface equipment receive the response results of described automobile electronic system, and are sent to described remotely control
Center；Described response results include：The response results of starting and upgrading order, the response results of upgrading data transfer command and upgrading
Terminate the response results of order；
Step 5, described remote control center to described response results and judge, if described response results are ordered for starting and upgrading
The response results of order, then execution step 6；If described response results are the response results of upgrading data transfer command, execute step
Rapid 7；If described response results are the response results that upgrading terminates order, execution step 8；
Step 6, described remote control center judge whether the response results of described starting and upgrading order are successfully, if success,
Then determine the software of upgrading, then send upgrading data transfer command to described vehicle-mounted interface equipment；If failure, then again to institute
State vehicle-mounted interface equipment and send starting and upgrading order；
Step 7, described remote control center judge the response results of described upgrading data transfer command no for success, if becoming
Work(, then send upgrading to described vehicle-mounted interface equipment and terminate order；If failure, then again described vehicle-mounted interface equipment is sent
Upgrading data transfer command；
Step 8, described remote control center judge response results that described upgrading terminates order no for success, if success, then
Generate the report of automobile electronic system remote upgrade；If failure, then again upgrading is sent to described vehicle-mounted interface equipment and terminate life
Order.
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Application publication date: 20170222 Assignee: JIANGSU OLIVE SENSORS HIGH-TECH Co.,Ltd. Assignor: Hefei University of Technology Contract record no.: X2021320000015 Denomination of invention: A remote upgrade system and method of automotive electronic system based on mobile network Granted publication date: 20190405 License type: Exclusive License Record date: 20210204 |