CN106886424B - Device and method for upgrading automobile software according to intelligent equipment - Google Patents
Device and method for upgrading automobile software according to intelligent equipment Download PDFInfo
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- CN106886424B CN106886424B CN201510934116.7A CN201510934116A CN106886424B CN 106886424 B CN106886424 B CN 106886424B CN 201510934116 A CN201510934116 A CN 201510934116A CN 106886424 B CN106886424 B CN 106886424B
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- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/445—Program loading or initiating
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Abstract
The invention relates to a device for upgrading automobile software according to intelligent equipment, which comprises a software package differential updating component: generating an update package of the automobile equipment software by adopting a differential update mode, and uploading the update package after the integration and encryption; server and management component: the software package differential updating component is used for receiving and uniformly managing the updating package uploaded by the software package differential updating component; the intelligent equipment: communicating with the server and the management component, downloading the update package, and sending the update package to the automobile main control; automobile master control: the intelligent equipment is communicated with the automobile main control equipment interface, receives the update package, performs decryption splitting and updating, and is communicated and updated with the vehicle-mounted equipment through the automobile information interface; vehicle-mounted equipment: and obtaining an update package from the automobile master control to update and upgrade the software of the corresponding equipment. Compared with the prior art, the method has the advantages of cost reduction, convenience, simplicity, high time, small flow, comprehensive updating content and the like.
Description
Technical Field
The invention relates to the field of upgrading and updating of vehicle-mounted equipment software, in particular to a device and a method for upgrading automobile software according to intelligent equipment.
Background
Nowadays, the holding amount of the global automobile is continuously increased, the popularization degree is more and more deep, the automobile is the first choice for going out in all aspects of work, life, travel and the like, and the functional stability and experience of the automobile are higher and higher, and the software of the automobile equipment must be updated to solve the following problems:
1) repairing software-related errors in automotive safety
2) Improving software stability and performance
3) Adding software functionality
4) Upgrading software data
5) Enhancing automotive software-related driving experience
In the current automobile software update flow, two schemes exist.
Scheme A:
as shown in fig. 1, in a high-end vehicle, software is downloaded online to the vehicle using a base station network such as 3G or 4G, and the vehicle software is updated.
Disadvantages of scheme A:
it takes much hardware, software research and development, and cost to use, and also consumes much 3G/4G traffic, which is not a reasonable solution for a common vehicle.
Scheme B:
as shown in fig. 2, in the middle and low-grade vehicles, there is no 3G/4G base station network module, and it is necessary to return to a 4S maintenance shop or original factory and update the vehicle software using a professional update tool.
Disadvantages of scheme B:
the driver needs to frequently run to a 4S store or a factory to process the flow of upgrading software, so that the vehicle using experience and driving safety of the driver can be reduced, and the reputation of an automobile manufacturer can also be reduced.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide the automobile software upgrading device and method based on differential updating, which have the advantages of cost reduction, convenience, simplicity, high time, small flow and comprehensive updating content.
The purpose of the invention can be realized by the following technical scheme:
a device for upgrading automobile software according to intelligent equipment comprises
Software package differential update component: generating an update package of the automobile equipment software by adopting a differential update mode, and uploading the update package after the integration and encryption;
server and management component: the software package differential updating component is used for receiving and uniformly managing the updating package uploaded by the software package differential updating component;
the intelligent equipment: communicating with the server and the management component, downloading the update package, and sending the update package to the automobile main control;
automobile master control: the intelligent equipment is communicated with the automobile main control equipment interface, receives the update package, performs decryption splitting and updating, and is communicated and updated with the vehicle-mounted equipment through the automobile information interface;
vehicle-mounted equipment: and obtaining an update package from the automobile master control to update and upgrade the software of the corresponding equipment.
The software package differential updating assembly comprises a software package differential generating module, an updating package integrating module and an updating package encrypting and uploading module which are sequentially connected, the updating package encrypting and uploading module is communicated with the server and the management assembly, the software package differential generating module is used for generating software differential updating packages of all equipment of the automobile, the updating package integrating module is used for packaging the software differential updating packages of all the equipment in a set mode, and the updating package encrypting and uploading module is used for encrypting the packaged updating packages.
The automobile master control comprises an update package decryption module, an update package splitting module and a vehicle-mounted equipment update package upgrading module which are sequentially connected, wherein the update package decryption module is communicated with the intelligent equipment through an automobile master control equipment interface, the update package splitting module is communicated with the vehicle-mounted equipment update package upgrading module through an automobile information interface, the update package decryption module is used for decrypting the encrypted software update package, the update package splitting module is used for splitting the decrypted software update package into update packages corresponding to the software of each automobile equipment, and the vehicle-mounted equipment update package upgrading module is used for upgrading the response software according to the update packages corresponding to the software of each automobile equipment.
The automobile master control equipment interface comprises a WIFI interface, a USB interface or Bluetooth.
The intelligent device comprises a smart phone, a tablet computer and/or a smart watch.
The automobile information interface comprises a vehicle-mounted CAN bus interface or a vehicle-mounted wireless network interface.
A method for upgrading automobile software according to intelligent equipment comprises the following steps:
1) the software package generation module compares the essential difference between the old version and the new version of the software of different equipment in the automobile and respectively generates software differential update packages of all the equipment of the automobile by adopting differential update according to the essential difference;
2) the updating package integration module integrates the software differential updating packages of all the equipment of the automobile into a complete software updating package;
3) the updating packet encryption module encrypts a complete software updating packet and uploads the complete software updating packet to the server and the management module;
4) the intelligent equipment downloads the encrypted software update package from the server and the management module in a wired or wireless transmission mode;
5) the intelligent device is connected with the automobile master control through an automobile master control device interface and transmits the encrypted software update package to the automobile master control;
6) the updating packet decryption module of the automobile master control decrypts the encrypted software updating packet, and the decrypted software updating packet is split into differential updating packets corresponding to different devices in the automobile through the updating packet splitting module;
7) the vehicle main control sends the differential update packages corresponding to different devices to each device through the vehicle information interface, and the vehicle-mounted device update package upgrading module upgrades the devices according to the differential update packages to complete the update and upgrade of the vehicle device software.
Compared with the prior art, the invention has the following advantages:
firstly, the cost is reduced, and the method is convenient and simple: compared with the scheme A, the method does not need a 3G/4G base station network module for the automobile, reduces the research, development and use cost of hardware and software, and also reduces the data flow cost.
Secondly, the time is fast, the flow is small: by adopting the differential updating technology, the size of the updating software package can be greatly reduced, and the time and the flow of wide area network downloading and automobile software updating are effectively reduced.
Thirdly, updating contents comprehensively: the invention not only updates the software of the central control of the automobile, but also updates the software and data (such as navigation offline data packets) of the automobile device through the internal bus or the network of the automobile.
Drawings
FIG. 1 is a process flow diagram of scheme A.
FIG. 2 is a flow chart of the method of scheme B.
Fig. 3 is a schematic structural diagram of the present invention.
The system comprises a software package difference generation module, a software package update integration module, a software package update encryption uploading module, a server and management module, a smart device interface, a vehicle main control device interface, a software package update decryption module, a software package update split module, a software package update integration module, a software package update uploading module, a server and management module, a smart device interface, a vehicle main control device interface, a software package update decryption module, a software package update split module, a software package update information interface, a software package update module, a software package difference generation module, a software package update integration module, a software package encryption uploading module, a server and management module, a software package update module, a vehicle information interface and a vehicle-mounted device update package update module.
Detailed Description
The invention is described in detail below with reference to the figures and specific embodiments.
Example (b):
as shown in FIG. 3, an apparatus for upgrading software of a vehicle according to an intelligent device comprises
Software package differential update component: generating an update package of the automobile equipment software by adopting a differential update mode, and uploading the update package after the integration and encryption;
server and management component 4: the software package differential updating component is used for receiving and uniformly managing the updating package uploaded by the software package differential updating component;
and the intelligent equipment 5: the server and the management component 4 are communicated and download the updating package, and the updating package is sent to the automobile main control;
automobile master control: the intelligent device 5 is communicated with the automobile main control device interface 6, receives the update package, performs decryption splitting and updating, and communicates and updates with the vehicle-mounted device through the automobile information interface 9;
vehicle-mounted equipment: and obtaining an update package from the automobile master control to update and upgrade the software of the corresponding equipment.
The software package difference updating component comprises a software package difference generating module 1, an updating package integration module 2 and an updating package encryption uploading module 3 which are sequentially connected, and the updating package encryption uploading module 3 is communicated with the server and management component 4.
The automobile master control comprises an update package decryption module 7, an update package splitting module 8 and a vehicle-mounted equipment update package upgrading module 10 which are sequentially connected, wherein the update package decryption module 7 is communicated with the intelligent equipment 5 through an automobile master control equipment interface 6, and the update package splitting module 8 is communicated with the vehicle-mounted equipment update package upgrading module 10 through an automobile information interface 9.
The automobile main control equipment interface 6 comprises a WIFI interface, a USB interface or Bluetooth.
The smart device 5 comprises a smart phone, a tablet computer and/or a smart watch.
The automobile information interface 9 comprises a vehicle-mounted CAN bus interface or a vehicle-mounted wireless network interface.
The upgrading process comprises the following steps:
1) the software package generation module compares the essential difference between the old version and the new version of the software of different equipment in the automobile and respectively generates software differential update packages of all the equipment of the automobile by adopting differential update according to the essential difference;
2) the updating package integration module integrates the software differential updating packages of all the equipment of the automobile into a complete software updating package;
3) the updating packet encryption module encrypts a complete software updating packet and uploads the complete software updating packet to the server and the management module;
4) the intelligent equipment downloads the encrypted software update package from the server and the management module in a wired or wireless transmission mode;
5) the intelligent device is connected with the automobile master control through an automobile master control device interface and transmits the encrypted software update package to the automobile master control;
6) the updating packet decryption module of the automobile master control decrypts the encrypted software updating packet, and the decrypted software updating packet is split into differential updating packets corresponding to different devices in the automobile through the updating packet splitting module;
7) the vehicle main control sends the differential update packages corresponding to different devices to each device through the vehicle information interface, and the vehicle-mounted device update package upgrading module upgrades the devices according to the differential update packages to complete the update and upgrade of the vehicle device software.
Claims (5)
1. A device for upgrading automobile software according to intelligent equipment is characterized by comprising
The software package difference updating component comprises:
the software package difference generating module (1) is used for generating an updating package of the automobile equipment software in a difference updating mode;
an update package integration module (2) for integrally packaging a plurality of generated update packages; and
the update package encryption uploading module (3) is used for encrypting and uploading the integrally packaged update package;
the server and management component (4) is communicated with the update package encryption uploading module (3) and is used for receiving and uniformly managing the update package uploaded by the update package encryption uploading module (3);
the intelligent device (5) is communicated with the server and management component (4) and is used for downloading the encrypted update package which is integrally packaged and sending the encrypted update package which is integrally packaged to the automobile main control;
the car master control, car master control include:
an update package decryption module (7) in communication with the smart device (5) through the vehicle master control device interface (6) for decrypting the received encrypted integrally packaged update package;
an update package splitting module (8) that splits the decrypted integrated and packaged update package; and
the vehicle-mounted equipment update package upgrading module (10) is communicated with the update package splitting module (8) through an automobile information interface (9); and
a vehicle-mounted device which communicates with the vehicle master control through a vehicle information interface (9) and acquires the split corresponding update package from the vehicle master control,
the vehicle-mounted equipment update package upgrading module (10) updates and upgrades the software of the corresponding vehicle-mounted equipment according to the split update package.
2. The apparatus for upgrading automobile software according to intelligent equipment of claim 1, wherein the automobile main control equipment interface (6) comprises a WIFI interface, a USB interface or Bluetooth.
3. An arrangement for upgrading car software according to a smart device according to claim 1, characterized in that the smart device (5) comprises a smart phone, a tablet computer and/or a smart watch.
4. The device for upgrading automobile software according to intelligent equipment of claim 1, wherein the automobile information interface (9) comprises an on-board CAN bus interface or an on-board wireless network interface.
5. An upgrading method of a device for upgrading automobile software according to intelligent equipment is characterized by comprising the following steps:
1) the software package generation module compares the essential difference between the old version and the new version of the software of different equipment in the automobile and respectively generates software differential update packages of all the equipment of the automobile by adopting differential update according to the essential difference;
2) the updating package integration module integrates and packages the software differential updating packages of all the equipment of the automobile into a complete software updating package;
3) the update package encryption module encrypts the software update package which is integrally packaged and uploads the software update package to the server and the management module;
4) the intelligent equipment downloads the encrypted software update package which is integrally packaged from the server and the management module in a wired or wireless transmission mode;
5) the intelligent device is connected with the automobile master control through an automobile master control device interface and transmits the encrypted software update package which is integrally packaged into the automobile master control;
6) the updating packet decryption module of the automobile master control decrypts the encrypted software updating packet which is integrally packaged, and the decrypted software updating packet which is integrally packaged is split into differential updating packets corresponding to different devices in the automobile through the updating packet splitting module;
7) the vehicle main control sends the differential update packages corresponding to different devices to each device through the vehicle information interface, and the vehicle-mounted device update package upgrading module upgrades the devices according to the differential update packages to complete the update and upgrade of the vehicle device software.
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| CN108334356A (en) * | 2017-09-21 | 2018-07-27 | 安徽江淮汽车集团股份有限公司 | A kind of remotely updating program method and system |
| WO2020093398A1 (en) * | 2018-11-09 | 2020-05-14 | 华为技术有限公司 | Over-the-air upgrade method and related device |
| CN109714727A (en) * | 2019-02-27 | 2019-05-03 | 同济汽车设计研究院有限公司 | A kind of unmanned sweeper optimization method based on OTA technology |
| CN110147244A (en) * | 2019-04-30 | 2019-08-20 | 惠州市德赛西威智能交通技术研究院有限公司 | A kind of method of vehicle-mounted software upgrading |
| CN112083940B (en) * | 2020-07-29 | 2023-03-03 | 宁波三星医疗电气股份有限公司 | Power acquisition terminal remote upgrading method based on cryptographic algorithm |
| CN114584579A (en) * | 2022-01-25 | 2022-06-03 | 中国第一汽车股份有限公司 | Multi-screen transmission method and device for instrument system and entertainment host system and vehicle |
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