CN112256310A - Vehicle instrument OTA upgrading system and method - Google Patents
Vehicle instrument OTA upgrading system and method Download PDFInfo
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- CN112256310A CN112256310A CN202011267234.4A CN202011267234A CN112256310A CN 112256310 A CN112256310 A CN 112256310A CN 202011267234 A CN202011267234 A CN 202011267234A CN 112256310 A CN112256310 A CN 112256310A
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- 230000006854 communication Effects 0.000 claims description 8
- 238000012986 modification Methods 0.000 description 1
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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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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F8/00—Arrangements for software engineering
- G06F8/70—Software maintenance or management
- G06F8/71—Version control; Configuration management
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Abstract
The utility model provides a vehicle instrument OTA upgrading system, includes OTA high in the clouds, TBOX and OTA car end, the OTA high in the clouds passes through wireless network connection with TBOX, TBOX with OTA car end is connected. The invention has high upgrading efficiency, and can upgrade software at any place around the world only by accessing the vehicle to the Internet without recalling the corresponding vehicle, thereby saving time and cost.
Description
Technical Field
The invention belongs to the technical field of vehicle instrument upgrading, and particularly relates to a vehicle instrument OTA upgrading system and method.
Background
With the increasing degree of automobile electronization, people have higher and higher requirements on vehicle-mounted electronic equipment. For a long life cycle of an automobile, people have requirements on software upgrading and updating of electronic products in the life cycle.
At present, software on a vehicle instrument is usually burnt into the instrument when leaving a factory, and vehicles with software upgrading requirements need to be recalled when software Bug is solved subsequently, so that not only is time and financial resources consumed, but also a large number of technical personnel are needed, and the labor cost is increased.
Disclosure of Invention
Based on the technical problem, the OTA upgrading system and method for the vehicle instrument are provided.
In order to solve the technical problems, the invention adopts the following technical scheme:
on one hand, the OTA upgrading system for the vehicle instrument comprises an OTA cloud end, a TBOX and an OTA vehicle end, wherein the OTA cloud end is connected with the TBOX through a wireless network, and the TBOX is connected with the OTA vehicle end;
the OTA cloud is configured to:
receiving the version information of the instrument software sent by the TBOX, and if the version information of the instrument software is a low version, creating an upgrading task;
sending the upgrade task to the TBOX;
the TBOX is configured to:
receiving the version information of the instrument software sent by the OTA vehicle end, and sending the version information of the instrument software to the OTA cloud end;
receiving an upgrading task sent by the OTA cloud, and downloading an upgrading packet according to the upgrading task;
sending the upgrade package to the OTA vehicle end;
the OTA vehicle end is configured to:
collecting instrument software version information, and sending the instrument software version information to the TBOX;
and receiving an upgrade packet sent by the TBOX, and upgrading the instrument according to the upgrade packet.
In another aspect, a vehicle instrument OTA upgrading method is provided, including:
OTA vehicle end collects the version information of the instrument software and sends the version information of the instrument software to TBOX;
the TBOX receives the version information of the instrument software sent by the OTA vehicle end, and sends the version information of the instrument software to an OTA cloud end;
the OTA cloud receives the version information of the instrument software sent by the TBOX, if the version information of the instrument software is a low version, an upgrading task is created, and the upgrading task is sent to the TBOX;
the TBOX receives an upgrading task sent by the OTA cloud, downloads an upgrading packet according to the upgrading task, and sends the upgrading packet to the OTA vehicle end;
the OTA vehicle end receives an upgrade packet sent by the TBOX and upgrades the instrument according to the upgrade packet;
the OTA cloud is connected with the TBOX through a wireless network, and the TBOX is connected with the OTA vehicle end.
The invention has high upgrading efficiency, and can upgrade software at any place around the world only by accessing the vehicle to the Internet without recalling the corresponding vehicle, thereby saving time and cost.
Drawings
The invention is described in detail below with reference to the following figures and detailed description:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a flow chart of the present invention.
Detailed Description
As shown in fig. 1, an embodiment of the present specification provides a vehicle instrument OTA upgrading system, which includes an OTA cloud 11, a TBOX12, and an OTA vehicle end 13, where the OTA cloud 11 is connected to the TBOX12 through a wireless network, and the TBOX12 is connected to the OTA vehicle end 13.
Wherein the OTA cloud 11 is configured to:
and receiving the meter software version information sent by TBOX12, and creating an upgrading task if the meter software version information is a low version.
The upgrade task is sent to TBOX 12.
TBOX is configured to:
and receiving the version information of the instrument software sent by the OTA vehicle end 13, and sending the version information of the instrument software to the OTA cloud end 11.
And receiving an upgrading task sent by the OTA cloud 11, and downloading an upgrading packet according to the upgrading task.
And sending the upgrade package to the OTA vehicle end 13.
The OTA car-end 13 is configured to:
the meter software version information is collected and sent to TBOX 12.
And receiving an upgrade packet sent by TBOX12, and upgrading the meter according to the upgrade packet.
The OTA vehicle end 13 is generally composed of a vehicle central control (mp5) and a meter (Cluster), TBOX12 is connected with mp5 through a USB, mp5 is connected with the Cluster through the USB to form a USB link, and an upgrade packet is transmitted to the Cluster through the USB link by adopting an FTP protocol.
The OTA cloud 11 and the TBOX12 are generally connected by a 3G or 4G wireless network, in order to save download traffic, the OTA cloud 11 may generate a differential packet using a differential algorithm, that is, the upgrade packet received by the OTA vehicle end 13 is a differential upgrade packet, and accordingly, after the OTA vehicle end 13 receives the differential upgrade packet, the differential upgrade packet needs to be restored to a full packet, and then the instrument is upgraded according to the full packet.
Preferably, before upgrading, the Cluster of the OTA vehicle terminal 13 backs up the currently running software, and when an error occurs in upgrading, rollback can be performed according to the backup.
Preferably, TBOX12 and OTA vehicle 13 perform security authentication with each other during communication.
The Cluster and the TBOX12 communicate by adopting TLS1.2 protocol, and security data such as certificates, keys and the like related to OTA are implanted in the Cluster in order to ensure normal secure communication. In the TLS protocol communication process, the two parties carry out security authentication, and the two parties confirm whether the other party is a trusted sender and receiver by verifying the certificate of the other party.
As shown in fig. 2, based on the same inventive concept, an embodiment of this specification further provides a vehicle instrument OTA upgrading method, including:
and S101, collecting the version information of the meter software by the OTA vehicle end 13, and sending the version information of the meter software to TBOX 12.
S102, TBOX12 receives the instrument software version information sent by the OTA vehicle end 13, and sends the instrument software version information to the OTA cloud end 11.
S103, receiving the meter software version information sent by TBOX12 by OTA cloud 11, creating an upgrade task if the meter software version information is a low version, and sending the upgrade task to TBOX 12.
And S104, the TBOX12 receives the upgrading task sent by the OTA cloud 11, downloads the upgrading packet according to the upgrading task, and sends the upgrading packet to the OTA vehicle end 13.
And S105, the OTA vehicle end 13 receives the upgrade package sent by the TBOX12, and the instrument is upgraded according to the upgrade package.
As shown in fig. 1, the OTA cloud 11 is connected to TBOX12 through a wireless network, and TBOX12 is connected to the OTA vehicle end 13.
The OTA vehicle end 13 is generally composed of a vehicle central control (mp5) and a meter (Cluster), TBOX12 is connected with mp5 through a USB, mp5 is connected with the Cluster through the USB to form a USB link, and an upgrade packet is transmitted to the Cluster through the USB link by adopting an FTP protocol.
The OTA cloud 11 and the TBOX12 are generally connected by a 3G or 4G wireless network, in order to save download traffic, the OTA cloud 11 may generate a differential packet using a differential algorithm, that is, the upgrade packet received by the OTA vehicle end 13 is a differential upgrade packet, and accordingly, after the OTA vehicle end 13 receives the differential upgrade packet, the differential upgrade packet needs to be restored to a full packet, and then the instrument is upgraded according to the full packet.
Preferably, before upgrading, the Cluster of the OTA vehicle terminal 13 backs up the currently running software, and when an error occurs in upgrading, rollback can be performed according to the backup.
Preferably, TBOX12 and OTA vehicle 13 perform security authentication with each other during communication.
The Cluster and the TBOX12 communicate by adopting TLS1.2 protocol, and security data such as certificates, keys and the like related to OTA are implanted in the Cluster in order to ensure normal secure communication. In the TLS protocol communication process, the two parties carry out security authentication, and the two parties confirm whether the other party is a trusted sender and receiver by verifying the certificate of the other party.
However, those skilled in the art should realize that the above embodiments are illustrative only and not limiting to the present invention, and that changes and modifications to the above described embodiments are intended to fall within the scope of the appended claims, provided they fall within the true spirit of the present invention.
Claims (8)
1. A vehicle instrument OTA upgrading system is characterized by comprising an OTA cloud, a TBOX and an OTA vehicle end, wherein the OTA cloud is connected with the TBOX through a wireless network, and the TBOX is connected with the OTA vehicle end;
the OTA cloud is configured to:
receiving the version information of the instrument software sent by the TBOX, and if the version information of the instrument software is a low version, creating an upgrading task;
sending the upgrade task to the TBOX;
the TBOX is configured to:
receiving the version information of the instrument software sent by the OTA vehicle end, and sending the version information of the instrument software to the OTA cloud end;
receiving an upgrading task sent by the OTA cloud, and downloading an upgrading packet according to the upgrading task;
sending the upgrade package to the OTA vehicle end;
the OTA vehicle end is configured to:
collecting instrument software version information, and sending the instrument software version information to the TBOX;
and receiving an upgrade packet sent by the TBOX, and upgrading the instrument according to the upgrade packet.
2. The OTA vehicle instrument upgrade system according to claim 1, wherein the upgrade package is a differential upgrade package;
the upgrading of the instrument according to the upgrade package further comprises:
restoring the differential upgrade package into a full package;
and upgrading the instrument according to the full amount packet.
3. The OTA vehicle meter upgrade system according to claim 2, wherein said upgrading a meter according to said upgrade package further comprises:
and before upgrading, backing up the software currently operated by the instrument.
4. The OTA vehicle instrument upgrade system according to claim 1 or 3, wherein the TBOX and the OTA vehicle end mutually perform security certification in the communication process.
5. A vehicle instrument OTA upgrading method is characterized by comprising the following steps:
OTA vehicle end collects the version information of the instrument software and sends the version information of the instrument software to TBOX;
the TBOX receives the version information of the instrument software sent by the OTA vehicle end, and sends the version information of the instrument software to an OTA cloud end;
the OTA cloud receives the version information of the instrument software sent by the TBOX, if the version information of the instrument software is a low version, an upgrading task is created, and the upgrading task is sent to the TBOX;
the TBOX receives an upgrading task sent by the OTA cloud, downloads an upgrading packet according to the upgrading task, and sends the upgrading packet to the OTA vehicle end;
the OTA vehicle end receives an upgrade packet sent by the TBOX and upgrades the instrument according to the upgrade packet;
the OTA cloud is connected with the TBOX through a wireless network, and the TBOX is connected with the OTA vehicle end.
6. The OTA vehicle instrument upgrade method of claim 5, wherein the upgrade package is a differential upgrade package;
the upgrading of the instrument according to the upgrade package further comprises:
restoring the differential upgrade package into a full package;
and upgrading the instrument according to the full amount packet.
7. The OTA vehicle meter upgrading method according to claim 6, wherein upgrading the meter according to the upgrade package further comprises:
and before upgrading, backing up the software currently operated by the instrument.
8. The OTA vehicle instrument upgrading method according to claim 5 or 7, wherein the TBOX and the OTA vehicle end mutually perform security certification in the communication process.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011267234.4A CN112256310A (en) | 2020-11-13 | 2020-11-13 | Vehicle instrument OTA upgrading system and method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011267234.4A CN112256310A (en) | 2020-11-13 | 2020-11-13 | Vehicle instrument OTA upgrading system and method |
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| CN112256310A true CN112256310A (en) | 2021-01-22 |
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| CN202011267234.4A Pending CN112256310A (en) | 2020-11-13 | 2020-11-13 | Vehicle instrument OTA upgrading system and method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115189925A (en) * | 2022-06-22 | 2022-10-14 | 一汽奔腾轿车有限公司 | OTA secure communication method based on TLS bidirectional authentication |
| CN115460079A (en) * | 2022-09-20 | 2022-12-09 | 台铃科技股份有限公司 | OTA (over the air) upgrading system, method and storage medium for electric vehicle |
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| CN111190633A (en) * | 2020-01-03 | 2020-05-22 | 东风汽车集团有限公司 | OTA (over the air) upgrading system and method for whole electric control unit |
| CN111478897A (en) * | 2020-04-03 | 2020-07-31 | 爱瑟福信息科技(上海)有限公司 | OTA (over the air) upgrading method and system for vehicle ECU (electronic control Unit) |
| CN111722860A (en) * | 2020-06-16 | 2020-09-29 | 东软睿驰汽车技术（沈阳）有限公司 | OTA (over the air) upgrading method and device based on finite state machine |
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2020
- 2020-11-13 CN CN202011267234.4A patent/CN112256310A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109412959A (en) * | 2018-09-10 | 2019-03-01 | 广州小鹏汽车科技有限公司 | A kind of vehicle OTA upgrading Current limited Control mthods, systems and devices |
| CN111190633A (en) * | 2020-01-03 | 2020-05-22 | 东风汽车集团有限公司 | OTA (over the air) upgrading system and method for whole electric control unit |
| CN111478897A (en) * | 2020-04-03 | 2020-07-31 | 爱瑟福信息科技(上海)有限公司 | OTA (over the air) upgrading method and system for vehicle ECU (electronic control Unit) |
| CN111722860A (en) * | 2020-06-16 | 2020-09-29 | 东软睿驰汽车技术（沈阳）有限公司 | OTA (over the air) upgrading method and device based on finite state machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115189925A (en) * | 2022-06-22 | 2022-10-14 | 一汽奔腾轿车有限公司 | OTA secure communication method based on TLS bidirectional authentication |
| CN115460079A (en) * | 2022-09-20 | 2022-12-09 | 台铃科技股份有限公司 | OTA (over the air) upgrading system, method and storage medium for electric vehicle |
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