CN115394076A - Intelligent vehicle-road cooperative system sensing technology and application thereof - Google Patents
Intelligent vehicle-road cooperative system sensing technology and application thereof Download PDFInfo
- Publication number
- CN115394076A CN115394076A CN202210875589.4A CN202210875589A CN115394076A CN 115394076 A CN115394076 A CN 115394076A CN 202210875589 A CN202210875589 A CN 202210875589A CN 115394076 A CN115394076 A CN 115394076A
- Authority
- CN
- China
- Prior art keywords
- information
- traffic
- road
- platform
- intelligent vehicle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/0104—Measuring and analyzing of parameters relative to traffic conditions
- G08G1/0108—Measuring and analyzing of parameters relative to traffic conditions based on the source of data
- G08G1/0116—Measuring and analyzing of parameters relative to traffic conditions based on the source of data from roadside infrastructure, e.g. beacons
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/0104—Measuring and analyzing of parameters relative to traffic conditions
- G08G1/0108—Measuring and analyzing of parameters relative to traffic conditions based on the source of data
- G08G1/012—Measuring and analyzing of parameters relative to traffic conditions based on the source of data from other sources than vehicle or roadside beacons, e.g. mobile networks
-
- 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
-
- 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]
-
- 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]
- H04W4/46—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for vehicle-to-vehicle communication [V2V]
Abstract
The invention provides an intelligent vehicle-road cooperative system sensing technology and application thereof, and relates to the technical field of vehicle-road cooperative system sensing. The intelligent vehicle-road cooperative system consists of 5 layers of platforms and 1 support system, wherein the 5 layers of platforms take information as a core and provide different levels of functions, and the support system comprises an information acquisition and fusion platform, an information interaction and sharing platform, an information cooperative processing platform, an information safety guarantee platform, an information function service platform and an intelligent vehicle-road cooperative system standard and management support system. The technology is based on data input of a multi-mode sensor, on the basis of information fusion and unified representation of traffic states, overall perception of multiple visual angles and beyond visual range of a traffic environment is achieved, more reliable information sources are provided for decision control at the rear end, accordingly, subsequent decision control is effectively achieved, the advantages of the integration technology can be fully played, and more reliable, accurate, wide and deeper traffic information is provided.
Description
Technical Field
The invention relates to the technical field of vehicle-road cooperative system perception, in particular to an intelligent vehicle-road cooperative system perception technology and application thereof.
Background
The intelligent vehicle-road cooperation is a leading-edge technology in the international intelligent traffic field, fundamentally changes the knowledge and practice of people on the traditional road traffic, and greatly influences the development mode of a traffic system.
With the further development and popularization and application of the intelligent vehicle-road cooperative system, the intelligent decision and cooperative control of vehicle groups are realized based on cooperative sensing, fusion and interaction of full-time and space traffic information, and an automatic driving Chinese development route based on vehicle-road cooperation is promoted, so that the intelligent vehicle-road cooperative system becomes strategic development content of intelligent traffic in China. In recent years, attention is gradually paid to the novel hybrid traffic cooperative control problem with intelligent internet vehicles as objects, but attention is less paid to the important role of intelligent roads in improving the traffic control performance, related research is still in a primary stage, a theory and a method system of a system are not formed, and a series of related research works are developed on the aspects of intelligent vehicular road cooperative system construction key technology formed by multimode communication, intelligent internet, information security and system integration and intelligent vehicular road cooperative system application key technology formed by cooperative sensing, cooperative decision and control, simulation test verification and vehicular road cooperative automatic driving based on a vehicular road cooperative intelligent traffic system framework and particularly on the aspects of traffic group cooperative decision and control.
Although the above research results are significant, the intelligent vehicle-road cooperation technology and system also face many challenges in application. At present, the application of the core function of the vehicle-road cooperation is limited, the public travel experience is lack, the social and economic benefits are difficult to be obviously reflected, and even the related management departments and project facility units are puzzled to question the necessity of the construction of the intelligent vehicle-road cooperation system.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides an intelligent vehicle-road cooperative system sensing technology and application thereof, the technology is based on data input of a multi-mode sensor, realizes overall sensing of multiple visual angles and beyond visual range of a traffic environment on the basis of information fusion and unified representation of traffic states, and provides a more reliable information source for rear-end decision control, thereby effectively realizing subsequent decision control.
(II) technical scheme
In order to realize the purpose, the invention is realized by the following technical scheme: an intelligent vehicle-road cooperative system is composed of 5 layers of platforms and 1 support system, wherein the 5 layers of platforms and the 1 support system are provided with different levels of functions and take information as a core, and the system comprises an information acquisition and fusion platform, an information interaction and sharing platform, an information cooperative processing platform, an information safety guarantee platform, an information function service platform and an intelligent vehicle-road cooperative system standard and management support system, wherein the information acquisition and fusion platform, the information interaction and sharing platform, the information cooperative processing platform, the information safety guarantee platform and the information function service platform respectively complete information-centered hierarchical functions at different levels, namely information acquisition and fusion, information interaction and sharing, information cooperative processing, information safety guarantee, information function service and the like;
the information acquisition and fusion platform is responsible for completing the acquisition and information fusion of all traffic data;
the information interaction sharing platform is responsible for completing real-time interaction and sharing of traffic data among all traffic elements;
the information cooperative processing platform is responsible for realizing the cooperative processing of various traffic information at a system level;
the information security guarantee platform is responsible for completing information security management of a system sensing layer, a network layer and an application layer;
the information function service platform is responsible for supporting the development and implementation of all functions of the system;
and the intelligent vehicle-road cooperative system standard and management support system is responsible for ensuring the intercommunication interconnection, information interaction, function cooperation and service integration among different traffic systems.
Preferably, the information acquisition fusion platform comprises a participant unit, a vehicle unit, an infrastructure unit, a traffic environment unit and an operation state unit.
Preferably, the information interaction sharing platform comprises an in-vehicle communication unit, a vehicle-road communication unit and a cloud communication unit, and the in-vehicle communication unit, the vehicle-road communication unit and the cloud communication unit are in two-way communication.
Preferably, the information cooperative processing platform comprises a distribution computing unit, a data cleaning unit, a feature extraction unit and a group decision unit, and the distribution computing unit is in one-way communication with the data cleaning unit, the feature extraction unit and the group decision unit.
Preferably, the information security guarantee platform comprises an information security unit, a system operation and management unit, an equipment operation and maintenance unit and an emergency guarantee unit.
Preferably, the information function service platform includes a collaborative sensing unit, a collaborative security unit, a collaborative decision unit and a collaborative management and control unit.
Preferably, the components of the intelligent vehicle-road cooperative system need to be constructed by combining multiple technologies, specifically including a multimode communication technology, an intelligent networking technology, an information security technology, a system integration technology and the like;
the multimode communication technology considers the high mobility of vehicles and the wide area environment where road traffic is located, a single wireless communication mode cannot meet the actual application requirements, and the multimode wireless communication technology needs to be adopted to ensure that a traffic subject can realize interconnection and intercommunication at any time and any place and any traffic subject based on the existing communication mode, the common communication modes can be mainly divided into a mobile communication mode, a wireless communication mode, a special communication mode and other communication modes, and the communication systems and the use ranges corresponding to the various communication modes are shown in the following table 1:
TABLE 1 Wireless communication mode characteristics and application Range comparison
The intelligent networking technology is a basis of an intelligent vehicle-road cooperative system, and simultaneously needs to support functions of panoramic state perception, information interaction and fusion, cooperative control and management, customized service and the like, and provides corresponding communication guarantee and traffic service according to different levels of requirements;
the information security technology is characterized in that the information security of the intelligent vehicle-road cooperative system comprises 3 levels of computer information security, mobile communication information security and traffic data credibility (credible interaction based on traffic service information) security, and the computer information security technology mainly solves the problem of information security guarantee of a ubiquitous computer network system formed by people, vehicles, basic implementation and other traffic participants in a networking environment; the mobile communication information security technology mainly solves the problem of information security guarantee transmitted through various wireless communication pipelines; the traffic data credibility (credible interaction based on traffic service information) safety technology mainly depends on the service characteristics of real-time data of a traffic system;
the key of the comprehensive exertion of the functions of the intelligent vehicle-road cooperative system is that the integration of an intelligent vehicle, an intelligent road and an intelligent network can be realized, and then intelligent cooperative traffic service is realized.
Preferably, the intelligent vehicle-road cooperative system perception technology comprises an original data input layer, a multi-mode sensor information fusion layer and a traffic state uniform representation layer, wherein the multi-mode sensor information fusion layer comprises fusion of multi-mode perception information at a data level, a characteristic level and a decision level, the data input layer is used for realizing the multi-view and beyond-the-horizon global perception of the traffic environment on the basis of information fusion and uniform representation of the traffic state through data input based on the multi-mode sensor, and a reliable information source is provided for decision control at the rear end.
Preferably, the intelligent vehicle-road cooperative system sensing technology is different from traditional traffic state sensing, full-time-space dynamic traffic information provided by a vehicle-road cooperative environment is shared in real time, and information fusion of multiple sensors positioned on different platforms and under different scenes becomes possible, so that multi-view-angle and beyond-view-distance cooperative sensing of the multiple sensors across the platforms under a complex traffic scene and beyond-view-distance sensing can be realized, and the beyond-view-distance sensing is usually specified to traffic environment sensing outside a sensor sensing range or outside a wireless communication direct connection range.
(III) advantageous effects
The invention provides an intelligent vehicle-road cooperative system sensing technology and application thereof. The method has the following beneficial effects:
1. the invention provides an intelligent vehicle-road cooperative system sensing technology and application thereof, wherein the intelligent vehicle-road cooperative system sensing technology is a product of multidisciplinary intersection and multi-technology integration, not only comprises key technologies for system construction and application, but also relates to a basic theory and method for complex system cooperative decision and intelligent control.
2. The invention provides an intelligent vehicle-road cooperative system sensing technology and application thereof, the vehicle-end sensing equipment and a roadside sensing system form various sensing scenes in a vehicle-road cooperative environment, the traffic environment cooperative sensing technology fully considers a vehicle-mounted and roadside multi-sensor cooperative sensing method under different conditions of motion and stillness, isomorphism and isomerism, congenerity and heterogeny, synchronization and asynchrony and the like, and uses a uniform description model to depict a traffic state, the technology is based on data input of a multi-mode sensor, realizes overall sensing of multiple visual angles and beyond visual range of the traffic environment on the basis of information fusion and uniform representation of the traffic state, and provides a more reliable information source for decision control at a rear end, thereby effectively realizing subsequent decision control.
3. The invention provides an intelligent vehicle-road cooperative system sensing technology and application thereof, wherein the intelligent vehicle-road cooperative system sensing technology provides a brand-new solution for automatic driving, which is different from the intelligent automatic driving of a single vehicle.
Drawings
FIG. 1 is a block diagram of the architecture of the intelligent vehicle-road coordination system of the present invention;
FIG. 2 is a schematic diagram of an intelligent networking environment of the intelligent vehicle-road coordination system of the present invention;
FIG. 3 is a schematic diagram of an information security technology framework and its supporting environment of the intelligent vehicle-road cooperative system of the present invention;
FIG. 4 is a diagram of a perception technology framework of the intelligent vehicle-road cooperative system of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Example (b):
as shown in fig. 1-4, an embodiment of the present invention provides an intelligent vehicle-road coordination system, which is composed of 5 layers of platforms and 1 support system, each of which takes information as a core and provides functions at different levels, and includes an information acquisition and fusion platform, an information interaction and sharing platform, an information coordination processing platform, an information security guarantee platform, an information function service platform, and an intelligent vehicle-road coordination system standard and management support system, where the information acquisition and fusion platform, the information interaction and sharing platform, the information coordination processing platform, the information security guarantee platform, and the information function service platform respectively complete hierarchical functions taking information as a center at different levels, that is, information acquisition and fusion, information interaction and sharing, information coordination processing, information security guarantee, information function service, and the like;
the information acquisition and fusion platform is responsible for completing the acquisition and information fusion of all traffic data;
the information interaction sharing platform is responsible for completing real-time interaction and sharing of traffic data among all traffic elements;
the information cooperative processing platform is responsible for realizing the cooperative processing of various traffic information at a system level;
the information security guarantee platform is responsible for completing information security management of a system sensing layer, a network layer and an application layer;
the information function service platform is responsible for supporting the development and implementation of all functions of the system;
the intelligent vehicle-road cooperative system standard and management support system is responsible for ensuring intercommunication interconnection, information interaction, function cooperation and service integration among different traffic systems.
The information collection and fusion platform comprises a participant unit, a delivery vehicle unit, an infrastructure unit, a traffic environment unit and an operation state unit, the information interaction and sharing platform comprises an in-vehicle communication unit, a vehicle-road communication unit and a cloud communication unit, the in-vehicle communication unit, the vehicle-road communication unit and the cloud communication unit are in two-way communication, the information cooperation processing platform comprises a distribution calculation unit, a data cleaning unit, a feature extraction unit and a group decision unit, the distribution calculation unit is in one-way communication with the data cleaning unit, the feature extraction unit and the group decision unit, the information security guarantee platform comprises an information security unit, a system operation and management unit, an equipment operation and maintenance unit and an emergency guarantee unit, and the information function service platform comprises a cooperation sensing unit, a cooperation security unit, a cooperation decision unit and a cooperation control unit.
The components of the intelligent vehicle-road cooperative system need to be constructed by combining multiple technologies, specifically comprising a multimode communication technology, an intelligent networking technology, an information security technology, a system integration technology and the like;
the multimode communication technology considers the high mobility of vehicles and the wide area environment where road traffic is located, a single wireless communication mode cannot meet the actual application requirements, and the multimode wireless communication technology needs to be adopted to ensure that a traffic subject can realize interconnection and intercommunication at any time and any place and any traffic subject based on the existing communication mode, the common communication modes can be mainly divided into a mobile communication mode, a wireless communication mode, a special communication mode and other communication modes, and the communication systems and the use ranges corresponding to the various communication modes are shown in the following table 1:
TABLE 1 Wireless communication mode characteristics and application Range comparison
The intelligent networking technology is a basis of an intelligent vehicle-road cooperative system, and meanwhile, the intelligent networking technology which is high-speed, reliable, bidirectional and capable of integrating various communication modes needs to support functions such as panoramic state perception, information interaction and fusion, cooperative control and management, customized service and the like, provides corresponding communication guarantee and traffic service according to different levels of requirements, and supports an application terminal to independently select and switch the communication and networking modes according to different application functions in order to meet the functional requirements under various traffic environments because communication characteristics and supported service ranges provided by different networking modes are different;
the information security technology is characterized in that the information security of the intelligent vehicle-road cooperative system comprises 3 levels of computer information security, mobile communication information security and traffic data credibility (credible interaction based on traffic service information) security, and the computer information security technology mainly solves the problem of information security guarantee of a ubiquitous computer network system formed by people, vehicles, basic implementation and other traffic participants in a networking environment; the mobile communication information security technology mainly solves the problem of information security guarantee transmitted through various wireless communication pipelines; the traffic data credibility (credible interaction based on traffic service information) safety technology mainly depends on the service characteristics of real-time data of a traffic system;
the key of the comprehensive exertion of the functions of the intelligent vehicle-road cooperative system is that the integration of an intelligent vehicle, an intelligent road and an intelligent network can be realized, and then intelligent cooperative traffic service is realized.
An intelligent vehicle-road cooperative system sensing technology comprises an original data input layer, a multi-mode sensor information fusion layer and a traffic state unified representation layer, wherein the multi-mode sensor information fusion layer comprises fusion of multi-mode sensing information at a data level, a characteristic level and a decision level, the data input layer is based on data input of multi-mode sensors, on the basis of information fusion and unified representation of traffic states, overall sensing of multiple visual angles and beyond visual range of a traffic environment is achieved, a reliable information source is provided for decision control at the rear end, the intelligent vehicle-road cooperative system sensing technology is different from traditional traffic state sensing, full-time and empty dynamic traffic information provided by a vehicle-road cooperative environment is shared in real time, information fusion of multiple sensors located on different platforms and different scenes is made possible, and accordingly, cooperative sensing of multiple visual angles and beyond visual range of multiple sensors across platforms under complex traffic scenes and beyond visual range sensing are achieved, and beyond visual range sensing is usually specially designated for traffic environment sensing outside a sensor sensing range or outside a wireless communication direct connection range.
Application of intelligent vehicle-road cooperative system perception technology
The scale application of the intelligent vehicle-road cooperative system perception technology is wide in design, long in construction period and required to be carried out in stages and layers, and the main tasks of each application stage are as shown in the following table 2:
TABLE 3 Main tasks of application stages of intelligent vehicle-road cooperative system
(1) Initial application phase
At the present stage of the construction of the intelligent vehicle-road cooperative system, the country selects a development route which firstly promotes the construction of road infrastructure. The intelligent vehicle-road coordination system has the advantages that the intelligentization is gradually realized on the basis of the informatization of road infrastructures, the intelligentization of infrastructures is matched with the networking of intelligent vehicles, meanwhile, necessary basic conditions are laid for the popularization of intelligent networking by constructing an advanced wireless communication and cloud computing platform, the real-time sharing of the management and control information of a road traffic system is provided, and the primary application of the intelligent vehicle-road coordination system function is realized;
the intelligent vehicle-road cooperative function realized at the present stage mainly focuses on cooperative management and control service mainly based on information prompt and auxiliary driving, and comprises the following steps: traffic information sharing, guidance information publishing, on-the-way dangerous state early warning, blind area early warning, single-vehicle speed guidance and the like. The vehicle-road cooperation project implemented at present in China mainly focuses on the aspects, the intelligent vehicle-road cooperation system is used for improving the information sharing range and the real-time performance of transmission, but the core function of vehicle-road cooperation is limited, and the social and economic benefits are not obvious.
(2) Application stage in construction period
After the road infrastructure is intelligentized to a certain degree, namely the RSU supporting the vehicle-road cooperation is popularized to a certain degree, the networking of the intelligent automobile is effectively promoted, at the moment, the OBU supporting the vehicle-road cooperation is used as the necessary equipment of the intelligent automobile to realize front loading, the intelligent networking efficiency and the cloud computing capacity are improved, the real-time sharing of traffic control and vehicle driving information becomes practical, and the middle-level application of the intelligent vehicle-road cooperation system function can be realized;
the intelligent vehicle-road cooperative function realized at the stage is mainly focused on cooperative management and control service mainly based on active regulation and personalized service, and comprises the following steps: the method has the advantages of vehicle cooperative safety, bus and special vehicle priority, variable speed limit of an expressway, signal active control, safe highway passing under severe weather conditions and the like. At the moment, the core function of the vehicle-road cooperation is realized, and the contribution to the social and economic benefits is gradually presented.
(3) Large scale application stage
After the networking of road infrastructure and intelligent automobiles is fully developed, the intelligent vehicle-road cooperative system starts to enter a large-scale application stage, at the moment, the traffic system realizes the credible interactive full-intelligent networking, provides the real-time sharing of full-time and space traffic information, and can support the calculation of wide traffic group cooperative decision and control due to the coexistence of multiple calculation modes, so that systematic intelligence is developed unprecedentedly, and the advanced application of the intelligent vehicle-road cooperative system function can be realized;
the intelligent vehicle-road cooperative function realized at the stage is mainly concentrated on a cooperative management and control service mainly based on group cooperative decision and control, and comprises the following steps: the method comprises the steps of vehicle group cooperative safe driving, intersection and ramp signal-vehicle cooperative control, automatic driving fleet cooperation, network connection, automatic and unmanned mixed driving and the like. At the moment, the core function of the vehicle-road cooperation is comprehensively realized, the traffic safety and efficiency are obviously improved, and the social and economic benefits are obvious.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. An intelligent vehicle-road cooperative system is composed of 5 layers of platforms and 1 support system, wherein the 5 layers of platforms and the 1 support system take information as a core and provide different layers of functions, and is characterized by comprising an information acquisition and fusion platform, an information interaction and sharing platform, an information cooperative processing platform, an information security guarantee platform, an information function service platform and an intelligent vehicle-road cooperative system standard and management support system, wherein the information acquisition and fusion platform, the information interaction and sharing platform, the information cooperative processing platform, the information security guarantee platform and the information function service platform respectively complete hierarchical functions taking information as a center at different layers, namely information acquisition and fusion, information interaction and sharing, information cooperative processing, information security guarantee, information function service and the like;
the information acquisition and fusion platform is responsible for completing the acquisition and information fusion of all traffic data;
the information interaction sharing platform is responsible for completing real-time interaction and sharing of traffic data among all traffic elements;
the information cooperative processing platform is responsible for realizing the cooperative processing of various system-level traffic information;
the information security guarantee platform is responsible for completing information security management of a system sensing layer, a network layer and an application layer;
the information function service platform is responsible for supporting the development and implementation of all functions of the system;
and the intelligent vehicle-road cooperative system standard and management support system is responsible for ensuring the intercommunication interconnection, information interaction, function cooperation and service integration among different traffic systems.
2. The intelligent vehicle-road coordination system according to claim 1, wherein said information acquisition fusion platform comprises participant units, vehicle units, infrastructure units, traffic environment units and operation state units.
3. The intelligent vehicle-road coordination system according to claim 1, wherein the information interaction sharing platform comprises an in-vehicle communication unit, a vehicle-road communication unit and a cloud communication unit, and the in-vehicle communication unit, the vehicle-road communication unit and the cloud communication unit are in bidirectional communication with each other.
4. The intelligent vehicle-road cooperative system according to claim 1, wherein the information cooperative processing platform comprises a distributed computing unit, a data cleaning unit, a feature extraction unit and a group decision unit, and the distributed computing unit is in one-way communication with the data cleaning unit, the feature extraction unit and the group decision unit.
5. The intelligent vehicle-road cooperative system according to claim 1, wherein the information security guarantee platform comprises an information security unit, a system operation and management unit, an equipment operation and maintenance unit and an emergency guarantee unit.
6. The intelligent vehicle-road coordination system according to claim 1, wherein the information function service platform comprises a coordination sensing unit, a coordination safety unit, a coordination decision unit and a coordination management and control unit.
7. The intelligent vehicle-road cooperative system according to claim 1, wherein components of the intelligent vehicle-road cooperative system need to be constructed by combining multiple technologies, specifically comprising a multimode communication technology, an intelligent networking technology, an information security technology, a system integration technology and the like;
the multimode communication technology considers the high mobility of vehicles and the wide area environment where road traffic is located, a single wireless communication mode cannot meet the actual application requirements, and the multimode wireless communication technology needs to be adopted to ensure that a traffic subject can realize interconnection and intercommunication at any time and any place and any traffic subject based on the existing communication mode, the common communication modes can be mainly divided into a mobile communication mode, a wireless communication mode, a special communication mode and other communication modes, and the communication systems and the use ranges corresponding to the various communication modes are shown in the following table 1:
TABLE 1 Wireless communication mode characteristics and application Range comparison
The intelligent networking technology is a basis of an intelligent vehicle-road cooperative system, and meanwhile, the intelligent networking technology which is high-speed, reliable, bidirectional and capable of integrating various communication modes needs to support functions such as panoramic state perception, information interaction and fusion, cooperative control and management, customized service and the like, provides corresponding communication guarantee and traffic service according to different levels of requirements, and supports an application terminal to independently select and switch the communication and networking modes according to different application functions in order to meet the functional requirements under various traffic environments because communication characteristics and supported service ranges provided by different networking modes are different;
the information security technology is characterized in that the information security of the intelligent vehicle-road cooperative system comprises 3 levels of computer information security, mobile communication information security and traffic data credibility (credible interaction based on traffic service information) security, and the computer information security technology mainly solves the problem of information security guarantee of a ubiquitous computer network system formed by people, vehicles, basic implementation and other traffic participants in a networking environment; the mobile communication information security technology mainly solves the problem of information security guarantee transmitted through various wireless communication pipelines; the traffic data credibility (credible interaction based on traffic service information) safety technology mainly depends on the service characteristics of real-time data of a traffic system;
the key of the comprehensive exertion of the functions of the intelligent vehicle-road cooperative system is that the integration of an intelligent vehicle, an intelligent road and an intelligent network can be realized, and then intelligent cooperative traffic service is realized.
8. The intelligent vehicle-road cooperative system sensing technology is characterized by comprising an original data input layer, a multi-mode sensor information fusion layer and a traffic state unified representation layer, wherein the multi-mode sensor information fusion layer comprises fusion of multi-mode sensing information at a data level, a feature level and a decision level, the data input layer is used for realizing the global sensing of multiple visual angles and beyond visual range of a traffic environment on the basis of information fusion and unified representation of a traffic state by data input based on a multi-mode sensor, and a reliable information source is provided for decision control at the rear end.
9. The intelligent vehicle-road cooperative system sensing technology according to claim 8, wherein the intelligent vehicle-road cooperative system sensing technology is different from traditional traffic state sensing, and full-time-space dynamic traffic information provided by a vehicle-road cooperative environment is shared in real time, so that information fusion of multiple sensors located on different platforms and under different scenes is possible, and therefore coordinated sensing of multi-view angle and beyond visual range of the platform-crossing multiple sensors under a complex traffic scene, beyond visual range sensing, and generally specifically traffic environment sensing outside a sensor sensing range or outside a wireless communication direct connection range, can be realized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210875589.4A CN115394076A (en) | 2022-07-22 | 2022-07-22 | Intelligent vehicle-road cooperative system sensing technology and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210875589.4A CN115394076A (en) | 2022-07-22 | 2022-07-22 | Intelligent vehicle-road cooperative system sensing technology and application thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115394076A true CN115394076A (en) | 2022-11-25 |
Family
ID=84117331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210875589.4A Pending CN115394076A (en) | 2022-07-22 | 2022-07-22 | Intelligent vehicle-road cooperative system sensing technology and application thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115394076A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101674324A (en) * | 2009-09-23 | 2010-03-17 | 南京邮电大学 | Multiple-mobile-agent credible interaction method for information acquisition system in open network |
| CN103383811A (en) * | 2013-05-17 | 2013-11-06 | 南京邮电大学 | Intelligent traffic solution scheme based on GID |
| CN109714421A (en) * | 2018-12-28 | 2019-05-03 | 国汽(北京)智能网联汽车研究院有限公司 | Intelligent network based on bus or train route collaboration joins automobilism system |
| CN111127931A (en) * | 2019-12-24 | 2020-05-08 | 国汽(北京)智能网联汽车研究院有限公司 | Vehicle road cloud cooperation method, device and system for intelligent networked automobile |
| CN112686407A (en) * | 2021-01-06 | 2021-04-20 | 北京交科公路勘察设计研究院有限公司 | Traffic safety facility digital system based on intelligent network connection |
| CN113099412A (en) * | 2021-03-26 | 2021-07-09 | 河北远东通信系统工程有限公司 | Intelligent RSU device and roadside communication system |
| CN113656824A (en) * | 2021-10-21 | 2021-11-16 | 成都理工大学 | Intelligent terminal information safety interaction method of Internet of things based on block chain and IPFS technology |
| CN114407900A (en) * | 2020-10-14 | 2022-04-29 | 上海丰豹商务咨询有限公司 | Vehicle-road cooperative automatic driving function distribution system and method |
-
2022
- 2022-07-22 CN CN202210875589.4A patent/CN115394076A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101674324A (en) * | 2009-09-23 | 2010-03-17 | 南京邮电大学 | Multiple-mobile-agent credible interaction method for information acquisition system in open network |
| CN103383811A (en) * | 2013-05-17 | 2013-11-06 | 南京邮电大学 | Intelligent traffic solution scheme based on GID |
| CN109714421A (en) * | 2018-12-28 | 2019-05-03 | 国汽(北京)智能网联汽车研究院有限公司 | Intelligent network based on bus or train route collaboration joins automobilism system |
| CN111127931A (en) * | 2019-12-24 | 2020-05-08 | 国汽(北京)智能网联汽车研究院有限公司 | Vehicle road cloud cooperation method, device and system for intelligent networked automobile |
| CN114407900A (en) * | 2020-10-14 | 2022-04-29 | 上海丰豹商务咨询有限公司 | Vehicle-road cooperative automatic driving function distribution system and method |
| CN112686407A (en) * | 2021-01-06 | 2021-04-20 | 北京交科公路勘察设计研究院有限公司 | Traffic safety facility digital system based on intelligent network connection |
| CN113099412A (en) * | 2021-03-26 | 2021-07-09 | 河北远东通信系统工程有限公司 | Intelligent RSU device and roadside communication system |
| CN113656824A (en) * | 2021-10-21 | 2021-11-16 | 成都理工大学 | Intelligent terminal information safety interaction method of Internet of things based on block chain and IPFS technology |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11360475B2 (en) | Real-time lane change selection for autonomous vehicles | |
| KR102488743B1 (en) | Detection and response to traffic redirection for autonomous vehicles | |
| CN110132290A (en) | Perception information method for amalgamation processing, device, equipment and storage medium | |
| CN103092924A (en) | Real-time data driven traffic data three-dimensional visualized analysis system and method | |
| CN104732782A (en) | Invented intelligent online type traffic light and intelligent traffic system and method thereof | |
| CN202855075U (en) | Vehicle-road coordinated satellite positioning information system | |
| CN109785620B (en) | Traffic control system under car networking environment | |
| CN111477030B (en) | Vehicle collaborative risk avoiding method, vehicle end platform, cloud end platform and storage medium | |
| CN106920412A (en) | Suitable for the intelligent transportation runtime and method of bus or train route collaboration | |
| CN109996176A (en) | Perception information method for amalgamation processing, device, terminal and storage medium | |
| CN110850777A (en) | Intelligent networking automobile cloud platform control operation system | |
| CN107395757B (en) | Parallel vehicle networking system based on ACP method and social physical information system | |
| CN115116216A (en) | Global cooperative sensing and decision-making method and device based on vehicle-road cloud interface | |
| Kjærup et al. | E-scooter sustainability–a clash of needs, perspectives, and experiences | |
| KR102300928B1 (en) | Path providing device and path providing method thereof | |
| CN115394076A (en) | Intelligent vehicle-road cooperative system sensing technology and application thereof | |
| CN107818687A (en) | Control method, the device and system of vehicle clearance on road | |
| KR20210057575A (en) | Path providing device and path providing method thereof | |
| CN114882464B (en) | Multi-task model training method, multi-task processing method, device and vehicle | |
| CN116469249A (en) | Intelligent traffic cloud management platform for HDMap and 5G vehicle road cooperation | |
| Yuan et al. | Research on automatic driving technology architecture based on cooperative vehicle-infrastructure system | |
| Brimont et al. | Accelerating sustainable mobility with autonomous vehicles | |
| Islam et al. | Connected autonomous vehicles: State of practice | |
| Greengard | Between the lines | |
| CN113450564A (en) | Intersection passing method based on NARX neural network and C-V2X technology |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |