CN115457789A - Traffic information communication method and system based on V2X - Google Patents
Traffic information communication method and system based on V2X Download PDFInfo
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- CN115457789A CN115457789A CN202211045033.9A CN202211045033A CN115457789A CN 115457789 A CN115457789 A CN 115457789A CN 202211045033 A CN202211045033 A CN 202211045033A CN 115457789 A CN115457789 A CN 115457789A
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
- G08G1/0962—Arrangements for giving variable traffic instructions having an indicator mounted inside the vehicle, e.g. giving voice messages
- G08G1/0967—Systems involving transmission of highway information, e.g. weather, speed limits
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
- G08G1/0962—Arrangements for giving variable traffic instructions having an indicator mounted inside the vehicle, e.g. giving voice messages
- G08G1/0967—Systems involving transmission of highway information, e.g. weather, speed limits
- G08G1/096766—Systems involving transmission of highway information, e.g. weather, speed limits where the system is characterised by the origin of the information transmission
- G08G1/096775—Systems involving transmission of highway information, e.g. weather, speed limits where the system is characterised by the origin of the information transmission where the origin of the information is a central station
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/16—Anti-collision systems
- G08G1/166—Anti-collision systems for active traffic, e.g. moving vehicles, pedestrians, bikes
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/40—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/40—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]
- H04W4/44—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for communication between vehicles and infrastructures, e.g. vehicle-to-cloud [V2C] or vehicle-to-home [V2H]
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Life Sciences & Earth Sciences (AREA)
- Atmospheric Sciences (AREA)
- Traffic Control Systems (AREA)
Abstract
The invention relates to a traffic information communication method and a system based on V2X, wherein the communication method specifically comprises the following steps: electing a trusted vehicle within an area, the trusted vehicle having V2X communication capabilities; the cloud end sends information of the area to the credible vehicle, wherein the information comprises but is not limited to map information, lane information and speed limit information; the trusted vehicle sends the information to other vehicles in the area through the V2X device. The invention realizes that the vehicles in the area without road condition equipment can receive the corresponding traffic information, and reduces the probability of accidents such as violation of regulations of the vehicles.
Description
Technical Field
The invention relates to the field of automotive engineering application, in particular to the technical field of automatic driving.
Background
V2X currently belongs to a visible and inevitable future-promoted automatic driving communication technology.
V2X is communication between a vehicle and everything, and is typically a vehicle, a road, or a person. The vehicle can be popularized by selling V2X functions, roads are different, paving and maintenance of road side equipment are extremely high in cost, and the popularization speed of the vehicle cannot reach the popularization speed of the V2X equipment, so that at present and in the foreseeable future, V2X can be in a mixed complex working condition that a small number of vehicles support V2X, a large number of vehicles do not support V2X, and a large number of road sections lack road side equipment. In the prior art, a road section lacking road condition equipment cannot enable a vehicle on the road section to acquire relevant traffic information, so that the probability of accidents such as violation of regulations and the like of the vehicle on the road section is correspondingly improved.
Disclosure of Invention
One of the purposes of the invention is to provide a traffic information communication method based on V2X, so as to solve the problem that the violation probability of the road section lacking road condition equipment in the prior art is improved; the second purpose is to provide a traffic information communication system based on V2X.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a traffic information communication method based on V2X is specifically as follows:
electing a trusted vehicle within an area, the trusted vehicle having V2X communication capabilities;
the cloud sends information of the area to a trusted vehicle, wherein the information comprises but is not limited to map information, lane information and speed limit information;
the trusted vehicle sends the information to other vehicles in the area through the V2X device.
According to the technical means, the credible vehicle with the V2X communication capacity is linked with the cloud end, receives the information of the cloud end and then sends the information to other vehicles in the area, so that the aim that the vehicles in the area on the road with the missing road condition equipment can receive fixed traffic information is fulfilled, and the accident rate and the violation rate of the road with the missing road condition equipment are reduced.
Further, the method for the cloud to send the information of the area where the trusted vehicle is located to the trusted vehicle specifically comprises the following steps:
step 1: the trusted vehicle acquires the positioning information thereof through positioning equipment;
step 2: the trusted vehicle establishes a link with a cloud;
and 3, step 3: the trusted vehicle sends the positioning information of the trusted vehicle to a cloud terminal;
and 4, step 4: the cloud sends the information of the area to the trusted vehicle through the position information.
Further, the trusted vehicle acquires the road condition information of the area and sends the road condition information to other vehicles in the area.
Further, if the credible vehicle drives away from the region, the credible vehicle is reselected in the region.
Further, the trusted vehicle is provided with information collection devices including, but not limited to, radar, laser, camera.
Further, when the trusted vehicle observes that an out-of-control vehicle exists in the area based on the information collection device and the out-of-control vehicle and a front vehicle have a collision risk, the trusted vehicle sends information of the collision risk to other vehicles in the area through the V2X equipment.
Further, the area is defined by two adjacent intersections, and when the distance between the two adjacent intersections is greater than the V2X equipment sensing distance of the credible vehicle, the range of the area is narrowed, so that the maximum distance between two edge positions of the area is less than or equal to the V2X equipment sensing distance of the credible vehicle.
Further, the trusted vehicle establishes a link with a cloud through a cellular network.
The traffic information communication system based on the V2X based on the communication method comprises an election module, a vehicle selection module and a traffic information communication module, wherein the election module is configured to select a trusted vehicle in a region, and the trusted vehicle is provided with V2X communication capability;
the cloud end module is configured to establish a link between the trusted vehicle and the cloud end, and the cloud end sends information of a region where the cloud end is located to the trusted vehicle according to position information of the trusted vehicle, wherein the information includes but is not limited to map information, lane information and speed limit information;
the information sending module is configured to send information to other vehicles in the area through the V2X device of the trusted vehicle.
The invention has the beneficial effects that:
according to the invention, the trusted vehicle with the V2X equipment is elected, the trusted vehicle is linked with the cloud end, the cloud end sends information to the trusted vehicle, and the trusted vehicle sends the information to other vehicles in the area, so that the vehicles in the area without the road condition equipment can receive corresponding traffic information, and the probability of accidents such as violation of regulations of the vehicles is reduced.
Drawings
FIG. 1 is a schematic view of a vehicle election;
FIG. 2 is a schematic diagram of cloud transition fixed data;
FIG. 3 is a diagram of perceptual transition implementation data;
fig. 4 is a schematic diagram of a communication system.
Wherein, 1-election module; 2-cloud module; and 3, an information sending module.
Detailed Description
Other advantages and effects of the present invention will become apparent to those skilled in the art from the disclosure of the present specification, wherein the following description is made for the embodiments of the present invention with reference to the accompanying drawings and the preferred embodiments. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It should be understood that the preferred embodiments are illustrative of the invention only and are not limiting upon the scope of the invention.
It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the components related to the present invention are only shown in the drawings rather than drawn according to the number, shape and size of the components in actual implementation, and the type, quantity and proportion of the components in actual implementation may be changed freely, and the layout of the components may be more complicated.
The embodiment provides a traffic information communication method based on V2X, which is specifically applied to a vehicle driving process, and as shown in fig. 1 to fig. 3, the method specifically includes:
and selecting a trusted vehicle in the area, wherein the trusted vehicle has V2X communication capability, namely the trusted vehicle has a V2X device, is a communication device with a V2X message transmitting and receiving function, and is used as a processing and transmitting end of information.
In this step, as shown in fig. 1, a trusted vehicle with a sensing device needs to be selected in each area, the trusted vehicle in this embodiment has a V2X device with the highest accuracy and a vehicle with the highest reputation score, and the selection method is the prior art and is found in a plurality of published documents, and is not described here again.
In this embodiment, a road is divided into a plurality of regions, where the region is generally from one intersection to another intersection (surrounded by two adjacent intersections), and when the distance between two intersections is greater than the V2X device sensing distance, the region is narrowed down, so that the maximum distance between two edge positions of the region is less than or equal to the V2X device sensing distance. In the embodiment, a trusted vehicle is arranged in an area, and all other vehicles in the area receive information sent by the V2X equipment of the trusted vehicle. And if the elected credible vehicle drives away from the region, re-electing the credible vehicle.
The cloud sends the information of the area to the credible vehicle, wherein the information comprises but is not limited to map information, lane information and speed limit information.
As shown in fig. 2, the steps specifically include:
step 1: the trusted vehicle acquires the positioning information thereof through the positioning equipment;
step 2: the trusted vehicle establishes a link with the cloud through the cellular network;
and step 3: the trusted vehicle sends the positioning information to the cloud;
and 4, step 4: the cloud sends the information of the area to the trusted vehicle through the position information.
The trusted vehicle sends the information to other vehicles in the area through the V2X device.
In the present embodiment, the above-described method is explained by the following example (application to traffic lights):
the method comprises the following steps: electing a trusted vehicle within the area;
step two: the trusted vehicle is linked with the cloud end, positioning information is sent to the cloud end through a positioning device of the trusted vehicle, and the cloud end sends map information of the area to the trusted vehicle according to the positioning information;
step three: the credible vehicle performs countdown by itself after obtaining the traffic light information, and sends the information to other vehicles in the region;
step four: and other operations such as prompting or controlling the vehicle are performed according to the traffic light countdown information.
In this embodiment, the trusted vehicle acquires the traffic information of the area and sends the traffic information to other vehicles in the area. In this step, as shown in fig. 3, the trusted vehicle is provided with a device for collecting information such as a radar, a laser, and a camera, and feeds back to the V2X device. The credible vehicle observes that an out-of-control vehicle exists in the region based on the radar, the laser and the camera, the out-of-control vehicle is close to a front vehicle, collision risks exist, after the credible vehicle collects the information, the information is sent to other vehicles in the region through the V2X equipment, the other vehicles are warned after receiving the information, and further accidents that traffic accidents break rules and regulations are reduced.
The embodiment also provides a traffic information communication system based on V2X, and based on the communication method, the communication system comprises an election module 1, a vehicle selection module and a vehicle selection module, wherein the election module is configured to select a trusted vehicle in an area, and the trusted vehicle has V2X communication capability;
the cloud module 2 is configured to establish a link between the trusted vehicle and the cloud, and the cloud sends information of a region where the cloud is located to the trusted vehicle according to position information of the trusted vehicle, wherein the information includes but is not limited to map information, lane information and speed limit information;
and the information sending module 3 is configured to send information to other vehicles in the area through the V2X equipment of the trusted vehicle.
The above embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. The equivalent substitution or change made by the technical personnel in the technical field on the basis of the invention is all within the protection scope of the invention.
Claims (9)
1. A traffic information communication method based on V2X is characterized in that: the communication method specifically comprises the following steps:
electing a trusted vehicle within an area, the trusted vehicle having V2X communication capabilities;
the cloud end sends information of the area to the credible vehicle, wherein the information comprises but is not limited to map information, lane information and speed limit information;
the trusted vehicle sends the information to other vehicles in the area through the V2X device.
2. The communication method according to claim 1, wherein: the method for the cloud to send the information of the area where the trusted vehicle is located to the trusted vehicle specifically comprises the following steps:
step 1: the trusted vehicle acquires the positioning information thereof through the positioning equipment;
step 2: the trusted vehicle establishes a link with a cloud;
and step 3: the trusted vehicle sends the positioning information to a cloud end;
and 4, step 4: the cloud sends the information of the region to the trusted vehicle through the position information.
3. The communication method according to claim 1, wherein: and the credible vehicle acquires the road condition information of the area and sends the road condition information to other vehicles in the area.
4. The communication method according to claim 1, wherein: and if the credible vehicle drives away from the region, reselecting the credible vehicle in the region.
5. The communication method according to claim 3, wherein: the trusted vehicle is provided with information collection devices including, but not limited to, radar, laser, camera.
6. The communication method according to claim 5, wherein: when the trusted vehicle observes that an out-of-control vehicle exists in the area based on the information collection device and the out-of-control vehicle and a front vehicle have a collision risk, the trusted vehicle sends information of the collision risk to other vehicles in the area through V2X equipment.
7. The communication method according to claim 1, wherein: the area is defined by two adjacent intersections, and when the distance between the two adjacent intersections is greater than the V2X equipment sensing distance of the credible vehicle, the range of the area is reduced, so that the maximum distance between two edge positions of the area is less than or equal to the V2X equipment sensing distance of the credible vehicle.
8. The communication method according to claim 2, wherein: and the trusted vehicle establishes a link with the cloud through the cellular network.
9. A V2X-based traffic information communication system, comprising:
an election module configured to select a trusted vehicle within a zone, the trusted vehicle having V2X communication capabilities;
the cloud module is configured to establish a link between the trusted vehicle and the cloud, and the cloud sends information of a region where the cloud module is located to the trusted vehicle according to position information of the trusted vehicle, wherein the information includes but is not limited to map information, lane information and speed limit information;
the information sending module is configured to send information to other vehicles in the area through the V2X device of the trusted vehicle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211045033.9A CN115457789A (en) | 2022-08-30 | 2022-08-30 | Traffic information communication method and system based on V2X |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211045033.9A CN115457789A (en) | 2022-08-30 | 2022-08-30 | Traffic information communication method and system based on V2X |
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| CN115457789A true CN115457789A (en) | 2022-12-09 |
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| CN202211045033.9A Withdrawn CN115457789A (en) | 2022-08-30 | 2022-08-30 | Traffic information communication method and system based on V2X |
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| CN103475580A (en) * | 2013-09-26 | 2013-12-25 | 中国科学技术大学苏州研究院 | Optimal relay selecting method based on power control technology in internet of vehicles |
| CN105959993A (en) * | 2016-04-21 | 2016-09-21 | 北京车网互联科技有限公司 | Multi-hop forwarding communication algorithm applied to vehicle self-organized network |
| CN110660269A (en) * | 2018-06-29 | 2020-01-07 | 比亚迪股份有限公司 | Vehicle, cloud server, and method and device for reducing traffic accidents |
| CN111432375A (en) * | 2020-03-27 | 2020-07-17 | 吉利汽车研究院（宁波）有限公司 | Vehicle-road cooperation method and vehicle-road cooperation system based on V2X |
| KR20210051371A (en) * | 2019-10-30 | 2021-05-10 | 에스케이텔레콤 주식회사 | Sevice apparaus for vehicle and control method thereof, relay vehicle |
| CN113554897A (en) * | 2020-04-26 | 2021-10-26 | 奥迪股份公司 | Assistance device, assistance method, vehicle, computer device, and medium |
| CN114900822A (en) * | 2022-04-25 | 2022-08-12 | 广州小鹏汽车科技有限公司 | Vehicle information interaction method, cloud device, vehicle and system |
-
2022
- 2022-08-30 CN CN202211045033.9A patent/CN115457789A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103475580A (en) * | 2013-09-26 | 2013-12-25 | 中国科学技术大学苏州研究院 | Optimal relay selecting method based on power control technology in internet of vehicles |
| CN105959993A (en) * | 2016-04-21 | 2016-09-21 | 北京车网互联科技有限公司 | Multi-hop forwarding communication algorithm applied to vehicle self-organized network |
| CN110660269A (en) * | 2018-06-29 | 2020-01-07 | 比亚迪股份有限公司 | Vehicle, cloud server, and method and device for reducing traffic accidents |
| KR20210051371A (en) * | 2019-10-30 | 2021-05-10 | 에스케이텔레콤 주식회사 | Sevice apparaus for vehicle and control method thereof, relay vehicle |
| CN111432375A (en) * | 2020-03-27 | 2020-07-17 | 吉利汽车研究院（宁波）有限公司 | Vehicle-road cooperation method and vehicle-road cooperation system based on V2X |
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Application publication date: 20221209 |
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