CN207559984U - A kind of DSRC vehicular communication units based on V2X technologies - Google Patents
A kind of DSRC vehicular communication units based on V2X technologies Download PDFInfo
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- CN207559984U CN207559984U CN201721569476.2U CN201721569476U CN207559984U CN 207559984 U CN207559984 U CN 207559984U CN 201721569476 U CN201721569476 U CN 201721569476U CN 207559984 U CN207559984 U CN 207559984U
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Abstract
The utility model discloses a kind of DSRC vehicular communication units based on V2X technologies, including microcontroller, and DSRC dedicated short-range communication unit, CAN circuit, the ethernet communication unit being connect respectively with microcontroller, the microcontroller has multiple interfaces, and the interface includes USB interface, serial interface, jtag interface；For wherein described microcontroller for DSRC dedicated short-range communication unit to be driven to work normally, that completes data is transparent to the DSRC vehicular communication units based on V2X technologies installed on other vehicles；The DSRC dedicated short-range communication unit is for the communication between vehicle, between vehicle and road, between vehicle and pedestrian.The utility model is solved the problems, such as between vehicle, between vehicle and road, the information exchange between Vehicular occupant, communication mode have many advantages, such as abundant in content, speed is quick, without communication expense.
Description
Technical field
The utility model is related to short-distance wireless communication field, more particularly to a kind of DSRC vehicle-carrying communications based on V2X technologies
Device.
Background technology
With ripe day by day, the quick increase of vehicle of dedicated short-range communication technology and mobile communication technology, people are to handing over
Logical safety and the continuous promotion of interacting instant information requirement, it is necessary to a kind of board units on vehicle are installed, complete, meet
Communicating requirement under traffic condition.
It is that can not be done directly exchanging for information between vehicle, between vehicle and road, between vehicle and pedestrian now, only
Have and handed over based on mobile communications network (WCDMA/HSDPA/EDGE/GPRS/GSM) to complete the information of vehicle and vehicle monitoring system
Mutually, passenger is also to complete information exchange by mobile communications network.
Utility model content
The purpose of the utility model is to overcome the shortcomings that the prior art with it is insufficient, provide a kind of based on V2X technologies
DSRC vehicular communication units provide the seamless transparent transmission of DSRC communication units based on V2X technologies, data are transferred to other vehicle-mounted logical
T unit (be based on Android system), to solve between vehicle, between vehicle and road, the information exchange between Vehicular occupant
Problem, while show friendly UI operations again.
The purpose of this utility model is realized by following technical solution：
A kind of DSRC vehicular communication units based on V2X technologies are connect including microcontroller and respectively with microcontroller
DSRC dedicated short-range communication unit, CAN circuit, ethernet communication unit, the microcontroller have multiple interfaces, it is described to connect
Mouth includes USB interface, serial interface, jtag interface；Wherein
It is other to complete being transparent to for data for DSRC dedicated short-range communication unit to be driven to work normally for the microcontroller
The DSRC vehicular communication units based on V2X technologies installed on vehicle；
The DSRC dedicated short-range communication unit is between vehicle, between vehicle and road, between vehicle and pedestrian
Communication；
The CAN circuit is used for the input and output of data；
The ethernet communication unit is communicated by Internet network with server, saves the data in server
On, and shown in client；
The USB interface is used for the input and output of data frame；
The serial interface is used for the debugging of DSRC dedicated short-range communication units；
The jtag interface is downloaded for the microcontroller artificial debugging and firmware.
The USB interface includes USB-HOST interfaces, USB-OTG interfaces；Wherein USB-HOST interfaces are used to connect DSRC
Dedicated short-range communication unit.
The ethernet communication unit uses 10/100 ethernet transceiver of high-performance.
The model STM32F429 of the microcontroller.
In the utility model, the English full name of DSRC is Dedicated Short Range Communications, i.e.,
Dedicated short-range communication technology, is a kind of efficient wireless communication technique, it can realize in the domain of specific cell (usually tens of
Rice) identification and two-way communication to the mobile target under high-speed motion, such as " Che-road " of vehicle, " Che-vehicle " two-way communication,
Real-time Transmission image, voice-and-data information, by vehicle and road organic linking.
The utility model compared with prior art, has the following advantages that and advantageous effect：
1st, the utility model can know traffic information in advance, and pass through vehicular communication unit；
What the 2nd, the utility model can be transmitted by vehicle service center carries out it telecommunication of vehicle, monitors vehicle in real time
Position, the driving habit for analyzing driver and remote diagnosis vehicle make the data such as vehicle remote diagnosis pass through it is vehicle-mounted
Communication device；
3rd, the vehicular communication unit of the perfect compatible android operating systems of the utility model energy, realizes better UI experience.
4th, the utility model relative to mobile communications network communication means, communication it is abundant in content, communication speed it is fast
Victory, and do not need to pay in some cases.
5th, vehicular communication unit described in the utility model, the rich interface of microcontroller, facilitate follow-up function extension and
System upgrade.It should be noted that the microcontroller driving DSRC dedicated short-range communication unit normal work and completion number
According to transparent transmission, it is all routine operation to be related to software processing part, is not the creation point of the utility model, the utility model
Create the hardware configuration that one of point is vehicular communication unit entirety build and the setting of microcontroller this body structure (is such as set
Put multiple interfaces), it is the innovation and improvement belonged in product configurations, belongs to the protection object of utility model patent.
Description of the drawings
Fig. 1 is a kind of structure diagram of DSRC vehicular communication units based on V2X technologies described in the utility model.
Fig. 2 is the circuit diagram of the ethernet communication unit of vehicular communication unit described in Fig. 1.
Fig. 3 is the circuit diagram of the DSRC dedicated short-range communication units of vehicular communication unit described in Fig. 1.
Fig. 4 is the USB interface of vehicular communication unit described in Fig. 1 and the circuit diagram of serial interface.
Fig. 5 is the circuit diagram of the CAN circuit of vehicular communication unit described in Fig. 1.
Fig. 6 is the circuit diagram of the jtag interface of vehicular communication unit described in Fig. 1.
Specific embodiment
The utility model is described in further detail with reference to embodiment and attached drawing, but the implementation of the utility model
Mode is without being limited thereto.
Such as Fig. 1, a kind of DSRC vehicular communication units based on V2X technologies, including microcontroller and respectively with microcontroller
DSRC dedicated short-range communication unit, CAN circuit, the ethernet communication unit of device connection, the microcontroller have multiple interfaces,
The interface includes USB interface, serial interface, jtag interface；Wherein
It is other to complete being transparent to for data for DSRC dedicated short-range communication unit to be driven to work normally for the microcontroller
The DSRC vehicular communication units based on V2X technologies installed on vehicle；
Such as Fig. 3, the DSRC dedicated short-range communication unit is used between vehicle, between vehicle and road, vehicle and pedestrian
Between communication；
Such as Fig. 5, the CAN circuit is used for the input and output of data；
Such as Fig. 2, the ethernet communication unit is communicated with server by Internet network, saved the data in
On server, and shown in client；
Such as Fig. 4, the USB interface is used for the input and output of data frame；
Such as Fig. 4, the serial interface is used for the debugging of DSRC dedicated short-range communication units；
Such as Fig. 6, the jtag interface is downloaded for the microcontroller artificial debugging and firmware.
Such as Fig. 4, the USB interface includes USB-HOST interfaces, USB-OTG interfaces；Wherein USB-HOST interfaces are used to connect
Connect DSRC dedicated short-range communication units.
Such as Fig. 2, the ethernet communication unit uses 10/100 ethernet transceiver of high-performance.
The model STM32F429 of the microcontroller.
A kind of DSRC vehicular communication units based on V2X technologies, the course of work are as follows：
S1, DSRC dedicated short-range communication units are installed on vehicle；
S2, microcontroller driving DSRC dedicated short-range communication units so that DSRC dedicated short-range communication unit works normally；
S3, the DSRC dedicated short-range communication unit installed by vehicle are with certain frequency by the position of the vehicle and operation
Supplemental characteristic is broadcasted；
The DSRC dedicated short-range communication units that S4, other vehicles are installed receive the broadcast message of adjacent vehicle, and judging should
Whether adjacent vehicle bumps against oneself, if then taking measures to be protected；If it is not, it then needs to confirm whether the information is road conditions
Information, and other measure is taken to be handled.
The operating parameter of the vehicle sends the processor of vehicle in itself to by USB-OTG interfaces.Reach vehicle in this way
Monitoring position, even driving behavior analysis, the various uses such as vehicle remote diagnosis.
The DSRC dedicated short-range communication unit, which can receive trackside, has the function of the broadcast letter that the base station of DSRC is sent out
Breath, the broadcast message include front road conditions, weather condition.
The DSRC dedicated short-range communication unit can trackside have the function of that persistent communication is established in the base station of DSRC, send this
The special road conditions and the special operation of this vehicle or operation information found in vehicle travel process.The communication process does not pass through shifting
Dynamic communication module, so as to reduce communication cost.
By this programme, information can be transmitted by DSRC technology means, traffic accident can be reduced, reduced traffic and gather around
Communications cost in stifled or even reduction vehicle use.
Above-described embodiment is the preferable embodiment of the utility model, but the embodiment of the utility model is not by above-mentioned
The limitation of embodiment, the change made under other any Spirit Essences and principle without departing from the utility model are modified, are replaced
In generation, simplifies combination, should be equivalent substitute mode, is included within the scope of protection of the utility model.
Claims (4)
1. a kind of DSRC vehicular communication units based on V2X technologies, it is characterised in that：Including microcontroller and respectively with it is micro-
DSRC dedicated short-range communication unit, CAN circuit, the ethernet communication unit of controller connection, the microcontroller have multiple
Interface, the interface include USB interface, serial interface, jtag interface；Wherein
For the microcontroller for DSRC dedicated short-range communication unit to be driven to work normally, that completes data is transparent to other vehicles
The DSRC vehicular communication units based on V2X technologies of upper installation；
The DSRC dedicated short-range communication unit is for the communication between vehicle, between vehicle and road, between vehicle and pedestrian；
The CAN circuit is used for the input and output of data；
The ethernet communication unit is communicated by Internet network with server, is saved the data on server,
And it is shown in client；
The USB interface is used for the input and output of data frame；
The serial interface is used for the debugging of DSRC dedicated short-range communication units；
The jtag interface is downloaded for the microcontroller artificial debugging and firmware.
2. the DSRC vehicular communication units based on V2X technologies according to claim 1, it is characterised in that：The USB interface packet
Include USB-HOST interfaces, USB-OTG interfaces；Wherein USB-HOST interfaces are used to connect DSRC dedicated short-range communication units.
3. the DSRC vehicular communication units based on V2X technologies according to claim 1, it is characterised in that：The ether Netcom
Believe that unit uses 10/100 ethernet transceiver of high-performance.
4. the DSRC vehicular communication units based on V2X technologies according to claim 1, it is characterised in that：The microcontroller
Model STM32F429.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721569476.2U CN207559984U (en) | 2017-11-22 | 2017-11-22 | A kind of DSRC vehicular communication units based on V2X technologies |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721569476.2U CN207559984U (en) | 2017-11-22 | 2017-11-22 | A kind of DSRC vehicular communication units based on V2X technologies |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207559984U true CN207559984U (en) | 2018-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721569476.2U Active CN207559984U (en) | 2017-11-22 | 2017-11-22 | A kind of DSRC vehicular communication units based on V2X technologies |
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| Country | Link |
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| CN (1) | CN207559984U (en) |
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2017
- 2017-11-22 CN CN201721569476.2U patent/CN207559984U/en active Active
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