CN108322900A - A kind of engineering truck data transmission method and system based on 4G networks - Google Patents
A kind of engineering truck data transmission method and system based on 4G networks Download PDFInfo
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- CN108322900A CN108322900A CN201810066252.2A CN201810066252A CN108322900A CN 108322900 A CN108322900 A CN 108322900A CN 201810066252 A CN201810066252 A CN 201810066252A CN 108322900 A CN108322900 A CN 108322900A
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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
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Abstract
A kind of engineering truck data transmission method and system based on 4G networks, belong to car networking technology field.The method of the present invention includes following steps：Step 1, the data information in collection vehicle CAN network；Step 2, collected data information is handled by CAN transceiver chip；Step 3, the data information after CAN transceiver chip processing is subjected to calculation process；Step 4, the data information after calculation process is sent to server by 4G networks.The present invention system include：Acquisition module, for the data information in collection vehicle CAN network；CAN transceiver chip handles the collected data information of CDT equipment；Microcontroller, for the data information after CAN transceiver chip processing to be carried out calculation process；4G modules, for the data information after microcontroller calculation process to be sent to server by 4G networks.Data during the present invention can effectively travel vehicle acquire and by 4G network transmissions to server, and carry out information exchange with server, to improve the management and control efficiency to vehicle.
Description
Technical field
The present invention relates to car networking technology field more particularly to a kind of engineering truck data transmission methods based on 4G networks
And system.
Background technology
Traditional car networking product is the OBD interfaces for being connected on vehicle, and OBD interfaces can only be taken other than gateway
Some related data with discharge, and all data used required for can not getting in vehicle traveling.
Currently, vehicle network technology develops rapidly, although some on-vehicle hosts occurred passes through network and server transport
The technology of data, but be also only limitted to multi-medium data transmission, high in the clouds backup and remote control etc., and terminal-pair dependency number
According to processing imitate existing network technology mostly, such as high in the clouds backup and remote control etc. lack flexibility, and also do not have
The car networking data transmission technology for for environment preferably improve and integrate.
For another example application No. is 201410540353.0 Chinese invention applications to disclose a kind of side of car networking data transmission
Method and system are received by the wireless aps from car networking background service by configuring wireless aps in on-vehicle host
The first data information that device is sent out, to which on-vehicle host gets the first data information that car networking background server is sent out, and
It is operated accordingly according to first data information.
But above-mentioned technology is still only intended to vehicle and receives internet data, and the data that can not travel vehicle carry out
Internet is acquired and is transferred to, preferably to carry out management and control to vehicle.
Invention content
The purpose of the present invention is to solve the above-mentioned problems of the prior art, provide a kind of engineering based on 4G networks
Vehicle data transmission method, the data in capable of effectively travelling vehicle acquire and by 4G network transmissions to server, and
Information exchange is carried out with server, to improve the management and control efficiency to vehicle.
The purpose of the present invention is what is be achieved through the following technical solutions：
A kind of engineering truck data transmission method based on 4G networks, includes the following steps：
Step 1, the data information in collection vehicle CAN network；
Step 2, the collected data information is handled by CAN transceiver chip；
Step 3, the data information after the CAN transceiver chip processing is subjected to calculation process；
Step 4, the data information after the calculation process is sent to server by 4G networks.
The present invention is by the acquisition for vehicle data information, processing and operation, effectively to obtain the data information of vehicle,
And server is uploaded to by 4G networks, to improve the management and control efficiency for vehicle.
Preferably as the present invention, further include before the step 1：When receiving ignition signal, established by 4G networks
The connection of vehicle and the server.While vehicle launch, establishes connect with server at once, after ensureing vehicle launch
All data informations can collect and upload in time.
Preferably as the present invention, further include before the step 2：The collected data information is classified.It will
Vehicle data information is classified, and management and transmission is on the one hand convenient on the other hand can to effectively improve CAN transceiver chip
The efficiency of processing data information.
Preferably as the present invention, the collected data information is divided into car fault diagnosis data, travelling data, letter
Breath collects data, engine network data.Specific data information sorting technique, can comprehensively efficiently by above a few class data
Ground obtains the related data of vehicle, to carry out effective management and control.
Preferably as the present invention, the step 2 is specially：The collected data information is classified by it, using not
Same CAN transceiver chip is respectively processed.The different different types of data informations of CAN transceiver chip processing, processing
Processing efficient is orderly.
Preferably as the present invention, the calculation process in the step 3 is specially：To the data head in data information, data
Length is identified, and is verified to destination address and check code.The specific arithmetic processing method can effectively ensure to count
It is believed that the accuracy of breath.
The present invention also provides a kind of engineering truck data transmission systems based on 4G networks, including：
Acquisition module, for the data information in collection vehicle CAN network；
CAN transceiver chip handles the collected data information of CDT equipment；
Microcontroller, for the data information after the CAN transceiver chip processing to be carried out calculation process；
4G modules, for the data information after the microcontroller calculation process to be sent to server by 4G networks.
Acquisition of this system by acquisition module for vehicle data information, CAN transceiver chip is for data information
Processing and microcontroller effectively to obtain the data information of vehicle, and pass through 4G modules for the calculation process of data information
It is uploaded to server, to improve the management and control efficiency for vehicle.
Preferably as the present invention, the CAN transceiver chip has multigroup, is respectively used to handle different types of data letter
Breath.The different different types of data informations of CAN transceiver chip processing, processing procedure effective.
Preferably as the present invention, the different types of data information includes car fault diagnosis data, travelling data, letter
Breath collects data, engine network data.Specific data information sorting technique, can comprehensively efficiently by above a few class data
Ground obtains the related data of vehicle, to carry out effective management and control.
Preferably as the present invention, further include：
Universal asynchronous receiving-transmitting transmitter, for the data information after the microcontroller calculation process to be sent to the 4G moulds
Block.Data information is sent to by 4G modules, transmission process stability and high efficiency, and applicability using universal asynchronous receiving-transmitting transmitter
By force.
It is an advantage of the invention that：Data during effectively vehicle can be travelled acquire and pass through 4G network transmissions to service
Device, and information exchange is carried out with server, to improve the management and control efficiency to vehicle.
Description of the drawings
Fig. 1 is the flow chart of the method for the present invention embodiment 1；
Fig. 2 is a kind of schematic diagram of embodiment of present system.
Specific implementation mode
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Embodiment 1
A kind of engineering truck data transmission method based on 4G networks, includes the following steps：
Step 1, the data information in collection vehicle CAN network；
Step 2, the collected data information is handled by CAN transceiver chip；
Step 3, the data information after the CAN transceiver chip processing is subjected to calculation process；
Step 4, the data information after the calculation process is sent to server by 4G networks.
Further include before the step 2：The collected data information is divided into car fault diagnosis data, driving number
Data, engine network data are collected according to, information.
The step 2 is specially：The collected data information is classified by it, using different CAN transceiver cores
Piece is respectively processed.
Calculation process in the step 3 is specially：Data head, data length in data information is identified, it is right
Destination address and check code are verified.
Specifically, CAN interface device one end of vehicle CDT equipment connects vehicle body CAN network, the other end and 4 groups high
Fast CAN transceiving chips are connected, and the signal in 4 tunnel CAN networks passes through 4 groups of high-speed CAN transponder chips respectively（TJA1042 chips）
Processing after, be passed to microcontroller carry out calculation process, the calculation process include but not limited to the data in data information
Head, data length are identified, and are verified to destination address and check code, and data required after processing are then passed through heartbeat
The mode of packet is sent to 4G modules by universal asynchronous receiving-transmitting transmitter, and finally by 4G modules, by treated, data information is sent out
Give server.
This method effectively vehicle can be travelled in data acquisition and by 4G network transmissions to server, and with service
Device carries out information exchange, to improve the management and control efficiency to vehicle.
Embodiment 2
Further include before the step 1：When receiving ignition signal, the company of vehicle and the server is established by 4G networks
It connects.
When microcontroller receives keyed ignition signal, can send instruction makes 4G modules establish connection with server, when
4G modules are established with server connect after, 4G modules can feedback information to microcontroller, then microcontroller starts in real time
To 4G module transmission datas, microcontroller is sent to its data and passes through 4G network transmissions to server by 4G modules.4G simultaneously
Server can be also sent to its data and be transmitted to microcontroller by UART Universal Asynchronous Receiver Transmitter by module.
The present invention also provides a kind of engineering truck data transmission systems based on 4G networks, including：
Acquisition module, for the data information in collection vehicle CAN network；
CAN transceiver chip handles the collected data information of CDT equipment；
Microcontroller, for the data information after the CAN transceiver chip processing to be carried out calculation process；
4G modules, for the data information after the microcontroller calculation process to be sent to server by 4G networks；
Universal asynchronous receiving-transmitting transmitter, for the data information after the microcontroller calculation process to be sent to the 4G moulds
Block.
The CAN transceiver chip have it is multigroup, be respectively used to handle different types of data information, including vehicle trouble
Diagnostic data, travelling data, information collect data, engine network data.
Specifically, when microcontroller receives keyed ignition signal, can send instruction makes 4G modules be established with server
Connection, after 4G modules are established with server to be connect, 4G modules meeting feedback information is to microcontroller.Then, vehicle CDT equipment
CAN interface device one end connect vehicle body CAN network, the other end is connected with 4 groups of high-speed CAN transceiving chips, 4 road CAN nets
Signal in network passes through 4 groups of high-speed CAN transponder chips respectively（TJA1042 chips）Processing after, be passed to microcontroller carry out
Calculation process, the calculation process includes but not limited to that data head, the data length in data information are identified, to purpose
Address and check code are verified, and then pass data required after processing by universal asynchronous receiving-transmitting by way of heartbeat packet
Defeated device is sent to 4G modules, and finally by 4G modules, by treated, data information is sent to server.
The foregoing is only a preferred embodiment of the present invention, the specific implementation mode is whole based on the present invention
A kind of realization method under design, and scope of protection of the present invention is not limited thereto, any skill for being familiar with the art
In the technical scope disclosed by the present invention, the change or replacement that can be readily occurred in should all cover the protection in the present invention to art personnel
Within the scope of.Therefore, the scope of protection of the invention shall be subject to the scope of protection specified in the patent claim.
Claims (10)
1. a kind of engineering truck data transmission method based on 4G networks, which is characterized in that include the following steps：
Step 1, the data information in collection vehicle CAN network；
Step 2, the collected data information is handled by CAN transceiver chip；
Step 3, the data information after the CAN transceiver chip processing is subjected to calculation process；
Step 4, the data information after the calculation process is sent to server by 4G networks.
2. the engineering truck data transmission method according to claim 1 based on 4G networks, which is characterized in that the step
Further include before 1：When receiving ignition signal, the connection of vehicle and the server is established by 4G networks.
3. the engineering truck data transmission method according to claim 1 based on 4G networks, which is characterized in that the step
Further include before 2：The collected data information is classified.
4. the engineering truck data transmission method according to claim 3 based on 4G networks, which is characterized in that will collect
The data information be divided into car fault diagnosis data, travelling data, information collect data, engine network data.
5. the engineering truck data transmission method according to claim 3 based on 4G networks, which is characterized in that the step
2 are specially：The collected data information is classified by it, is respectively processed using different CAN transceiver chips.
6. the engineering truck data transmission method according to claim 1 based on 4G networks, which is characterized in that the step
Calculation process in 3 is specially：Data head, data length in data information is identified, to destination address and check code
It is verified.
7. a kind of engineering truck data transmission system based on 4G networks, which is characterized in that including：
Acquisition module, for the data information in collection vehicle CAN network；
CAN transceiver chip handles the collected data information of CDT equipment；
Microcontroller, for the data information after the CAN transceiver chip processing to be carried out calculation process；
4G modules, for the data information after the microcontroller calculation process to be sent to server by 4G networks.
8. the engineering truck data transmission system according to claim 7 based on 4G networks, which is characterized in that the CAN
Transponder chip have it is multigroup, be respectively used to handle different types of data information.
9. the engineering truck data transmission system according to claim 8 based on 4G networks, which is characterized in that different type
The data information include car fault diagnosis data, travelling data, information collect data, engine network data.
10. the engineering truck data transmission system according to claim 7 based on 4G networks, which is characterized in that further include：
Universal asynchronous receiving-transmitting transmitter, for the data information after the microcontroller calculation process to be sent to the 4G moulds
Block.
Priority Applications (1)
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| CN201810066252.2A CN108322900A (en) | 2018-01-24 | 2018-01-24 | A kind of engineering truck data transmission method and system based on 4G networks |
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| CN201810066252.2A CN108322900A (en) | 2018-01-24 | 2018-01-24 | A kind of engineering truck data transmission method and system based on 4G networks |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110380911A (en) * | 2019-08-14 | 2019-10-25 | 北京交大思诺科技股份有限公司 | A kind of active and standby knowledge method for distinguishing of redundant system |
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Application publication date: 20180724 |