CN209710082U - Vehicular communication unit - Google Patents
Vehicular communication unit Download PDFInfo
- Publication number
- CN209710082U CN209710082U CN201920082054.5U CN201920082054U CN209710082U CN 209710082 U CN209710082 U CN 209710082U CN 201920082054 U CN201920082054 U CN 201920082054U CN 209710082 U CN209710082 U CN 209710082U
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- China
- Prior art keywords
- unit
- communication unit
- vehicular communication
- vehicle
- control unit
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/3822—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving specially adapted for use in vehicles
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
- H04W88/06—Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals
Abstract
The embodiment of the present application discloses a kind of vehicular communication unit, for avoiding the new increase sender unit in traffic system, reduces cost.The embodiment of the present application method includes: it is characterised by comprising: control unit, positioning unit, bus unit and the vehicle based on cellular telecommunication art are to extraneous information exchange C-V2X communication unit；The C-V2X communication unit is connect with described control unit.
Description
Technical field
This application involves technical field of communication equipment, in particular to a kind of vehicular communication unit.
Background technique
In order to promote the safety and intelligence of traffic system, intelligent transportation system the relevant technologies are just gradually risen.
In the prior art, pass through dedicated short range communication (dedicated short range communication, DSRC)
Unit realizes the communication in intelligent transportation system, including logical between vehicle, between vehicle and road, between vehicle and pedestrian etc.
Letter process.
The communication in intelligent transportation system realized based on DSRC unit is needed since transmission range is shorter in traffic system
Intensive setting signal emitter, higher cost in system.
Summary of the invention
The embodiment of the present application provides a kind of vehicular communication unit, for avoiding the new increase signal hair in traffic system
Injection device reduces cost.
The embodiment of the present application first aspect provides a kind of vehicular communication unit, comprising: control unit, positioning unit, total
Line unit and vehicle based on cellular telecommunication art are to extraneous information exchange C-V2X communication unit；The C-V2X communication unit
It is connect with the control unit.
The C-V2X communication unit connecting with control unit, C- is arranged in vehicular communication unit provided by the embodiments of the present application
V2X communication unit can send the real time information of vehicle, also available other vehicles, infrastructure, pedestrian and internet hair
The information sent.It realizes logical between vehicle, between vehicle and infrastructure, between vehicle and pedestrian, between vehicle and internet
Letter.Since C-V2X communication unit can use existing wireless base station device, compare need to add sender unit based on
The communication that DSRC unit is realized, can reduce cost.
In a kind of possible embodiment of first aspect, this states C-V2X communication unit for setting with vehicle, basis
It applies, at least one of pedestrian and internet communicate.
Vehicular communication unit provided by the embodiments of the present application, provide C-V2X communication unit communication specific object and can
The combination of energy, increases the realizability of scheme.
In a kind of possible embodiment of first aspect, the bus unit include connect with the control unit it is vehicle-mounted
Ethernet eth unit and/or CAN network unit.
Vehicular communication unit provided by the embodiments of the present application, bus unit can be vehicle-mounted Ethernet eth unit or CAN
Network unit, or include simultaneously eth unit and CAN network unit, several forms of bus unit are provided, scheme reality is enhanced
Existing diversity.
In a kind of possible embodiment of first aspect, the Ethernet rate of the eth unit is 100M or 1000M.
In vehicular communication unit provided by the embodiments of the present application, common two kinds of Ethernet rates of eth unit are provided,
Enhance the realizability of scheme.
In a kind of possible embodiment of first aspect, which further includes connecting with the control unit
Wireless network connection equipment NAD unit.
Vehicular communication unit provided by the embodiments of the present application can also include NAD unit, since NAD unit can be with nothing
Line base station communication, therefore enrich the function of vehicular communication unit.
In a kind of possible embodiment of first aspect, which further includes connecting with the control unit
Wireless Fidelity WIFI unit.
Vehicular communication unit provided by the embodiments of the present application, can also include WIFI unit, which can be used for
Vehicular communication unit is communicated with other wireless terminal devices.
In a kind of possible embodiment of first aspect, which further includes connecting with the control unit
Bluetooth BT unit.
Vehicular communication unit provided by the embodiments of the present application, can also include BT unit, which can be used for vehicle
Carried communication device is communicated with other wireless terminal devices, increases the diversity of scheme realization.
In a kind of possible embodiment of first aspect, which further includes connecting with the control unit
General-purpose serial bus USB interface.
Vehicular communication unit provided by the embodiments of the present application can also include that the general serial that connect with the control unit is total
Line USB interface, USB interface, which can be used for being attached with other equipment, to carry out data transmission, and increases vehicular communication unit function
The diversity of energy.
In a kind of possible embodiment of first aspect, which includes global navigation satellite system GNSS,
For providing location information.
Vehicular communication unit provided by the embodiments of the present application provides the possible way of realization of positioning unit, the side of increasing
The realizability of case.
In a kind of possible embodiment of first aspect, which further includes connecting with the control unit
Power supply unit.
Vehicular communication unit provided by the embodiments of the present application, the vehicular communication unit can also include power supply unit, can be with
Electric energy is provided for each unit.
In a kind of possible embodiment of first aspect, which includes micro-control unit MCU.
The control unit of vehicular communication unit provided by the embodiments of the present application, the vehicular communication unit can be MCU, provide
A kind of specific implementation form of control unit.
As can be seen from the above technical solutions, vehicular communication unit provided by the embodiments of the present application is logical by setting C-V2X
Believe unit, may be implemented between vehicle, between vehicle and infrastructure, between vehicle and pedestrian between vehicle and internet
Communication.Since C-V2X communication unit can use existing wireless base station device, the base for needing to add sender unit is compared
In the communication that DSRC unit is realized, cost can be reduced.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of one embodiment of vehicular communication unit in the embodiment of the present application；
Fig. 2 is the structural schematic diagram of another embodiment of vehicular communication unit in the embodiment of the present application；
Fig. 3 is the structural schematic diagram of another embodiment of vehicular communication unit in the embodiment of the present application.
Specific embodiment
The embodiment of the present application provides a kind of vehicular communication unit, for realizing between vehicle, vehicle and infrastructure it
Between, the communication between vehicle and pedestrian between vehicle and internet.
Referring to Fig. 1, for the structural schematic diagram of one embodiment of vehicular communication unit in the embodiment of the present application.
Vehicular communication unit provided by the embodiments of the present application, including control unit, and connect respectively with control unit
Positioning unit, the vehicle based on cellular telecommunication art are to extraneous information exchange (cellular vehicle to
Everything, C-V2X) communication unit.
Wherein, control unit can be micro-control unit (microcontroller unit, MCU) or central processing
Device (central processing unit, CPU) etc. can be used for completing the basis control such as core control of the vehicular communication unit
Function processed；Positioning unit is connect with MCU, for providing precise location information for the vehicular communication unit；Bus unit and MCU connect
It connects, for providing basic data of this vehicle, such as car speed, driving status signal etc. for the vehicular communication unit.C-V2X
Communication unit is connect with MCU, for completing between vehicle between (vehicle to vecicle, V2V), vehicle and infrastructure
(vehicle to pedestrian, V2P), vehicle between (vehicle to infrastructure, V2I), vehicle and pedestrian
(vehicle to network, V2N) is communicated between internet.
C-V2X is defined by 3GPP (3rd Generation partnership project) based on cellular communication
Vehicle can be applied to forth generation (4 to extraneous information exchange (vehicle to everything, V2X) technologyth
Generation, 4G) mobile communication system or the 5th generation (5thGeneration, 5G) it is new wireless in mobile communication system
(new radio, NR) system, or following mobile communication system, the application are not construed as limiting this.V2X based on cellular communication
System can realize the information exchange of V2X by already present wireless network facility, be adapted to more complicated security application field
Scape can satisfy low latency, high reliability and meet bandwidth requirement.
V2V can use the information exchange between vehicle, and typical application is for anti-collision safety system between vehicle.
V2I is for vehicle and road even other infrastructure, such as the infrastructure such as vehicle and traffic lights or roadblock
Communication, the road managements information such as available traffic light signals of vehicle.
V2N is widely used car networking form, and major function is to make vehicle by mobile network, connects Cloud Server,
To the application functions such as the navigation of application Cloud Server offer, amusement, antitheft.
V2P then can be used for providing safety warning for pedestrian or non-motor vehicle.
Vehicular communication unit provided by the embodiments of the present application, by be arranged C-V2X communication unit, may be implemented vehicle it
Between, the communication between vehicle and infrastructure, between vehicle and pedestrian between vehicle and internet.Due to C-V2X communication unit
Member can use existing wireless base station device, compares and needs to add leading to based on what DSRC unit was realized for sender unit
Letter, can reduce cost.
Referring to Fig. 2, for the structural schematic diagram of another embodiment of vehicular communication unit in the embodiment of the present application.
Vehicular communication unit provided by the embodiments of the present application, including MCU, the positioning unit being connect with MCU, bus unit and
C-V2X communication unit.Optionally, positioning unit can be the Global Navigation Satellite System connecting with the MCU
(globalnavigation satellite system, GNSS) unit, for providing vehicle location information.
Optionally, bus unit includes that can also include and the control in vehicular communication unit provided by the embodiments of the present application
The vehicle-mounted Ethernet eth unit and/or CAN network unit of unit connection.Eth unit, can be used for complete with vehicle-mounted Ethernet into
Row data exchange reads some information of vehicle body, such as car speed, driving status signal etc..Optionally, the eth unit with
Too net transmission rate can be the 100000000 per second or rates such as 1,000,000,000 is per second, not limit herein for the specific rate of Ethernet
It is fixed.CAN network unit, for receiving and feeding back basic data of vehicle, such as car speed, driving status signal etc..This reality
It applies in example for the concrete form of bus unit and transmission rate without limitation.
Optionally, vehicular communication unit provided by the embodiments of the present application can also include the wireless network connecting with the MCU
Access device NAD unit, NAD unit can be used for being communicated with wireless base station, including the wireless base station 4G or the wireless base station 5G etc..
The NAD unit can be separately provided, can also be integrally disposed with C-V2X communication unit, herein for the specific form of NAD unit
Without limitation.Referring to Fig. 3, since NAD unit usually has a hardware resource abundant, eth unit, CAN network unit,
GNSS unit, WIFI unit, BT unit or USB interface etc. can connect MCU by NAD unit, and Various types of data passes through NAD unit
Distribute again after processing.That is, eth unit, CAN network unit, GNSS unit, WIFI unit, BT unit or USB interface etc. can be with
It directly connect, can also be connect by NAD unit with MCU, without limitation herein for specific type of attachment with MCU.
Optionally, vehicular communication unit provided by the embodiments of the present application can also include the WIFI unit being connect with the MCU,
At least one of wireless communication modules such as BT unit and purple honeybee (ZigBee) unit, WIFI unit, BT unit and ZigBee are mono-
Member can be used for communicating with other wireless terminal devices, which may include the various hands with wireless communication function
Holding equipment, wearable device calculate equipment or are connected to other processing equipments of radio modem and various forms of
User equipment (user equipment, UE), mobile station (mobile station, MS), terminal device (terminal
), such as mobile phone, tablet computer, smartwatch etc. equipment.Embodiments herein is to specific used by terminal device
Technology and specific equipment form are without limitation.
Optionally, vehicular communication unit provided by the embodiments of the present application can also include the USB interface connecting with the MCU,
The USB interface is mainly used for being attached with other equipment and carry out data transmission, such as by the USB interface to the vehicle-carrying communication
Device upgrades etc..
Optionally, vehicular communication unit provided by the embodiments of the present application can also include the power supply unit connecting with the MCU,
It is not shown in Fig. 2, power supply unit can power for vehicular communication unit each unit.
Optionally, vehicular communication unit provided by the embodiments of the present application can also include the input and output connecting with the MCU
Device, such as touch screen, display screen, keyboard etc. are mainly used for receiving the data of user's input and to user's output data.
It is logical to combine Vehicle Body Bus technology, wireless communication technique and V2X for vehicular communication unit provided by the embodiments of the present application
Letter technology.May be implemented between vehicle, between vehicle and infrastructure, between vehicle and pedestrian between vehicle and internet
Communication.It is introduced below with reference to specific application scenarios.
Vehicular communication unit can obtain vehicle from vehicle sensors by CAN network unit or eth unit Vehicle Body Bus
The information such as status information, such as travel speed, braking state, steering angle.In addition, vehicular communication unit can also pass through
NAD unit downloads cartographic information by positioning unit and obtains the location information of vehicle.In conjunction with C-V2X communication unit, utilize
The V2X communication technology, completes the information transmission of V2X, V2I, V2P, V2N, while can also be by WIFI unit or BT unit by vehicle
Status information, map and vehicle position information etc. are sent to other wireless terminal devices and interact, other wireless terminals are set
It is standby such as can be vehicle device, mobile phone, plate, herein without limitation.
Application scenarios citing: vehicle on some position of map occur collision, emergency brake or to lose control of one's vehicle situations such as.
Vehicular communication unit can obtain the current state information of vehicle, vehicle-carrying communication by CAN network unit or eth unit in time
Device can also notify pedestrian, means of transportation and the vehicle on periphery by C-V2X communication unit, it should be noted that here
Pedestrian carries the equipment comprising C-V2X communication unit, and means of transportation and vehicle here are that setting for C-V2X communication unit is arranged
It is standby.In addition, vehicular communication unit can also notify emergency medical center using NAD unit, to reach early warning or emergency relief
Purpose.
Vehicular communication unit provided by the embodiments of the present application passes through Vehicle Body Bus, wireless communication technique and C-V2X communication unit
Member, may be implemented between vehicle, between vehicle and infrastructure, it is logical between vehicle and internet between vehicle and pedestrian
Letter.Since C-V2X communication unit can use existing wireless base station device, compare need to add sender unit based on
The communication that DSRC unit is realized, can reduce cost.
It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description,
The specific work process of device and unit, can refer to corresponding processes in the foregoing method embodiment, and details are not described herein.
In several embodiments provided herein, it should be understood that disclosed system, device and method can be with
It realizes by another way.For example, the apparatus embodiments described above are merely exemplary, for example, the unit
It divides, only a kind of logical function partition, there may be another division manner in actual implementation, such as multiple units or components
It can be combined or can be integrated into another system, or some features can be ignored or not executed.Another point, it is shown or
The mutual coupling, direct-coupling or communication connection discussed can be through some interfaces, the indirect coupling of device or unit
It closes or communicates to connect, can be electrical property, mechanical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme
's.
It, can also be in addition, each functional unit in each embodiment of the application can integrate in one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.Above-mentioned integrated list
Member both can take the form of hardware realization, can also realize in the form of software functional units.
If the integrated unit is realized in the form of SFU software functional unit and sells or use as independent product
When, it can store in a computer readable storage medium.Based on this understanding, the technical solution of the application is substantially
The all or part of the part that contributes to existing technology or the technical solution can be in the form of software products in other words
It embodies, which is stored in a storage medium, including some instructions are used so that a computer
Equipment (can be personal computer, server or the network equipment etc.) executes the complete of each embodiment the method for the application
Portion or part steps.And storage medium above-mentioned includes: USB flash disk, mobile hard disk, read-only memory (ROM, Read-Only
Memory), random access memory (RAM, Random Access Memory), magnetic or disk etc. are various can store journey
The medium of sequence code.
The above, above embodiments are only to illustrate the technical solution of the application, rather than its limitations；Although referring to before
Embodiment is stated the application is described in detail, those skilled in the art should understand that: it still can be to preceding
Technical solution documented by each embodiment is stated to modify or equivalent replacement of some of the technical features；And these
It modifies or replaces, the spirit and scope of each embodiment technical solution of the application that it does not separate the essence of the corresponding technical solution.
Claims (10)
1. a kind of vehicular communication unit characterized by comprising control unit, positioning unit, bus unit and with cellular communication
Vehicle based on technology is to extraneous information exchange C-V2X communication unit；
The C-V2X communication unit is connect with described control unit.
2. vehicular communication unit according to claim 1, which is characterized in that the C-V2X communication unit be used for vehicle,
At least one of infrastructure, pedestrian and internet communicate.
3. vehicular communication unit according to claim 1 or 2, which is characterized in that the bus unit includes and the control
The vehicle-mounted Ethernet eth unit and/or CAN network unit of unit connection processed.
4. vehicular communication unit according to claim 1, which is characterized in that the vehicular communication unit further include with it is described
The Wireless network connection equipment NAD unit of control unit connection.
5. vehicular communication unit according to claim 1, which is characterized in that the vehicular communication unit further include with it is described
The Wireless Fidelity WIFI unit of control unit connection.
6. vehicular communication unit according to claim 1, which is characterized in that the vehicular communication unit further include with it is described
The bluetooth BT unit of control unit connection.
7. vehicular communication unit according to claim 1, which is characterized in that the vehicular communication unit further include with it is described
The general-purpose serial bus USB interface of control unit connection.
8. vehicular communication unit according to claim 1, which is characterized in that the positioning unit includes global navigational satellite
System GNSS, for providing location information.
9. vehicular communication unit according to claim 1, which is characterized in that the vehicular communication unit further include with it is described
The power supply unit of control unit connection.
10. vehicular communication unit according to claim 1, which is characterized in that described control unit includes micro-control unit
MCU。
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920082054.5U CN209710082U (en) | 2019-01-17 | 2019-01-17 | Vehicular communication unit |
| PCT/CN2019/124523 WO2020147467A1 (en) | 2019-01-17 | 2019-12-11 | Vehicle-mounted communication apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920082054.5U CN209710082U (en) | 2019-01-17 | 2019-01-17 | Vehicular communication unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209710082U true CN209710082U (en) | 2019-11-29 |
Family
ID=68640034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920082054.5U Active CN209710082U (en) | 2019-01-17 | 2019-01-17 | Vehicular communication unit |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN209710082U (en) |
| WO (1) | WO2020147467A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020147467A1 (en) * | 2019-01-17 | 2020-07-23 | 华为技术有限公司 | Vehicle-mounted communication apparatus |
| CN115004271A (en) * | 2020-01-21 | 2022-09-02 | 高通股份有限公司 | Method for embedding protected vehicle identifier information in cellular vehicle-to-all (C-V2X) messages |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110366835B (en) * | 2017-03-16 | 2021-03-23 | 华为技术有限公司 | Communication techniques based on adaptive parameter sets |
| CN108039046B (en) * | 2018-01-05 | 2021-02-09 | 重庆邮电大学 | Urban intersection pedestrian detection and identification system based on C-V2X |
| CN108898824B (en) * | 2018-07-25 | 2021-06-29 | 公安部交通管理科学研究所 | Intersection bus signal priority control system and control method based on C-V2X |
| CN209710082U (en) * | 2019-01-17 | 2019-11-29 | 华为技术有限公司 | Vehicular communication unit |
-
2019
- 2019-01-17 CN CN201920082054.5U patent/CN209710082U/en active Active
- 2019-12-11 WO PCT/CN2019/124523 patent/WO2020147467A1/en active Application Filing
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020147467A1 (en) * | 2019-01-17 | 2020-07-23 | 华为技术有限公司 | Vehicle-mounted communication apparatus |
| CN115004271A (en) * | 2020-01-21 | 2022-09-02 | 高通股份有限公司 | Method for embedding protected vehicle identifier information in cellular vehicle-to-all (C-V2X) messages |
| US11823554B2 (en) | 2020-01-21 | 2023-11-21 | Qualcomm Incorporated | Methods for embedding protected vehicle identifier information in cellular vehicle-to-everything (C-V2X) messages |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020147467A1 (en) | 2020-07-23 |
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