CN116386358A - Single-way road priority passing system and method based on Internet of vehicles - Google Patents

Single-way road priority passing system and method based on Internet of vehicles Download PDF

Info

Publication number
CN116386358A
CN116386358A CN202211474553.1A CN202211474553A CN116386358A CN 116386358 A CN116386358 A CN 116386358A CN 202211474553 A CN202211474553 A CN 202211474553A CN 116386358 A CN116386358 A CN 116386358A
Authority
CN
China
Prior art keywords
vehicle
cloud server
vehicle end
road
way
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
Application number
CN202211474553.1A
Other languages
Chinese (zh)
Inventor
廖正赟
刘长河
李鑫
李平
周小欠
王佳
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhengzhou Xinda Jiean Information Technology Co Ltd
Original Assignee
Zhengzhou Xinda Jiean Information Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Zhengzhou Xinda Jiean Information Technology Co Ltd filed Critical Zhengzhou Xinda Jiean Information Technology Co Ltd
Priority to CN202211474553.1A priority Critical patent/CN116386358A/en
Publication of CN116386358A publication Critical patent/CN116386358A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/07—Controlling traffic signals
    • G08G1/087—Override of traffic control, e.g. by signal transmitted by an emergency vehicle
    • 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
    • G08G1/0137—Measuring and analyzing of parameters relative to traffic conditions for specific applications
    • 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
    • G08G1/017—Detecting movement of traffic to be counted or controlled identifying vehicles
    • G08G1/0175—Detecting movement of traffic to be counted or controlled identifying vehicles by photographing vehicles, e.g. when violating traffic rules
    • 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
    • G08G1/056—Detecting movement of traffic to be counted or controlled with provision for distinguishing direction of travel

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Traffic Control Systems (AREA)

Abstract

The invention discloses a single-way road priority passing system and a method based on the internet of vehicles, wherein the system comprises a cloud server, a road side end and a vehicle end; the cloud server is in communication connection with the road side end; the cloud server is in wireless communication connection with the vehicle end; the cloud server is used for storing and/or verifying the traffic rights of the vehicle end; the distance between the geographic position of the vehicle end and the geographic position of the ending point of the one-way road is calculated; identifying the single-way road sign image, and identifying and extracting a road side end number corresponding to the single-way road from the single-way road sign image; the vehicle end is used for sending the priority passing request information to the cloud server and carrying out corresponding operation according to feedback of the cloud server; continuously acquiring the geographic position of the vehicle end in real time and sending the geographic position to a cloud server; the road side end comprises a traffic signal controller, a priority information display board and a marking projection module. According to the invention, by using digital public key certificate authentication and the Internet of vehicles technology, the single-way road priority passing based on the Internet of vehicles is safe and reliable.

Description

Single-way road priority passing system and method based on Internet of vehicles
Technical Field
The invention belongs to the technical field of vehicle priority traffic and the internet of vehicles, and particularly relates to a one-way road priority traffic system and method based on the internet of vehicles.
Background
A one-way road refers to a lane that allows travel in only one direction. Unidirectional traffic is widely adopted as a traffic management measure with low investment, quick response and simple and convenient operation. In recent years, one-way traffic is actively adopted in many cities in China, and part of double-way roads are directly changed into one-way roads, so that the road traffic pressure is relieved to a great extent, and the congestion condition is reduced. The one-way road is the most direct, effective and economical method for solving urban traffic congestion and increasing traffic capacity, and the method guarantees global smoothness by local limitation.
Something will always have its disadvantages while being beneficial. For example, if the destination to be reached is opposite to the direction in which the one-way road is allowed to travel, the vehicle may need to detour further roads, which may cause some inconvenience to the vehicle. For common social vehicles, more time and energy consumption costs are acceptable, but actions of special vehicles (such as ambulances, fire-fighting vehicles, police vehicles, engineering emergency vehicles and the like) which are necessary for carrying out tasks in the minute and the second can have a certain influence. Although the special vehicle for executing the task can not be limited by the running speed, the running route, the running direction and the command lamp signals according to the related laws and regulations, the special vehicle for executing the task can go backward on a single-way road under the condition of ensuring safety, and the special vehicle for executing the task can easily cause traffic jam and/or accidents when going backward on the single-way road due to no good communication and coordination mechanism between the current vehicle and traffic participants such as roads, other vehicles and pedestrians.
Under the background of the great development of the current Internet of vehicles technology, the problem that the special vehicle for executing the task safely and quickly reverses on a single-way road is urgently needed to be solved.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, thereby providing a single-way traffic priority passing system and method based on the Internet of vehicles, and the single-way traffic priority passing based on the Internet of vehicles is safe, reliable, simple and efficient by applying a digital public key certificate authentication technology and combining the Internet of vehicles technology.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the invention provides a single-way road priority passing system based on the Internet of vehicles, which comprises a cloud server, at least one road side end and at least one vehicle end; the cloud server is in communication connection with the road side end; the cloud server is in wireless communication connection with the vehicle end;
the cloud server is used for storing and/or verifying the traffic rights of the vehicle end, wherein the traffic rights comprise permission for reverse traffic and non-permission for reverse traffic; when the vehicle end is a special vehicle which needs to go backwards in a one-way road due to task execution, the corresponding passing authority is to allow reverse passing; when the vehicle end is not a special vehicle which needs to travel in a reverse way in a one-way road due to task execution, the corresponding passing authority is not allowed to pass in the reverse way; the method is also used for calculating the distance between the geographic position of the vehicle end and the geographic position of the ending point of the one-way road; identifying a single-way road sign image, and identifying and extracting a road side end number corresponding to the single-way road from the single-way road sign image;
The vehicle end is used for sending the priority passing request information to the cloud server, carrying out corresponding operation according to feedback of the cloud server, and carrying out retrograde passing on a one-way road when receiving the information allowing retrograde passing sent by the cloud server, or not allowing retrograde passing on the one-way road; the vehicle end also responds to the requirement that the cloud server sends the vehicle end a request for continuously providing the geographic position information of the vehicle end in real time, continuously collects the geographic position of the vehicle end in real time and sends the geographic position information to the cloud server;
the road side end comprises a traffic signal controller, a priority information display board and a marking projection module;
the traffic signal controller is used for changing the sequence of road traffic signals, adjusting timing and controlling the running of road traffic signal lamps;
the priority information display board is used for displaying vehicle-end related information which needs to pass through reversely and preferentially on a single-way road, and the vehicle-end related information comprises the running direction and speed of the vehicle end and the distance from the current priority information display board;
the marking projection module is used for projecting reverse traffic information to a pavement area of a single-way road requiring reverse preferential traffic at the vehicle end, and the reverse traffic information comprises reverse direction indication marking and vehicle end related information opposite to the traffic direction of the original single-way road.
Further, the vehicle end comprises a vehicle end safety module, a vehicle end camera module and a vehicle end positioning module;
the vehicle-end safety module is used for providing a password service function and a safety storage function for the vehicle-end, wherein the password service function comprises the steps of generating a random number, carrying out digital signature operation, carrying out digital signature verification operation, carrying out encryption and decryption operation, generating a session key, generating a digital abstract, carrying out digital certificate verification and carrying out digital certificate revocation list inquiry;
the vehicle end camera module is used for collecting single-way road sign images;
the vehicle end positioning module is used for acquiring real-time geographic position information of the vehicle end.
Further, the road side end also comprises a road side end safety module, an intelligent spike and a voice prompt module;
the road side end safety module is used for providing a password service function and a safe storage function for the road side end;
the intelligent spike is used for indicating the direction of the reverse preferential traffic of the vehicle end on the pavement and/or roadside area of the one-way road requiring the reverse preferential traffic of the vehicle end according to the vehicle end related information;
the voice prompt module is used for broadcasting the vehicle-end related information of the vehicle end so as to facilitate social vehicles and pedestrians to know the current and the condition of the vehicle end to be driven in, wherein the social vehicles refer to other vehicles except the vehicle end which needs to travel back through a single-way road.
Further, the cloud server comprises a digital certificate module, a cloud security module and a cloud storage module;
the digital certificate module is used for generating and storing public key certificates for the cloud server, the road side end and the vehicle end respectively; the system is also used for writing a public key certificate of the road side and a root certificate of the cloud server into the road side safety module in an off-line or on-line mode, and writing the public key certificate of the vehicle side and the root certificate of the cloud server into the vehicle side safety module; public key certificates of the road side end and the vehicle end are issued by a root certificate of the cloud server; the cloud server, the road side end and the vehicle end respectively store private keys corresponding to public keys in corresponding public key certificates;
the cloud security module is used for providing a password service function and a secure storage function for the cloud server;
the cloud storage module is used for presetting and storing vehicle numbers and/or vehicle identification codes of vehicle ends, traffic rights of the vehicle ends on the single-way roads, road side end numbers, geographic position information of road side ends corresponding to the road side end numbers, geographic position information of the single-way roads corresponding to the road side ends, and corresponding relations between geographic position information of starting points and/or ending points of the single-way roads and the geographic position information of the road side ends and the road side end numbers.
Further, the one-way road at least comprises two lanes, and the leftmost lane in the original traffic direction of the one-way road is set as a lane with a variable traffic direction; when no vehicle end needing reverse preferential traffic needs to pass through in a reverse way, the leftmost lane and other lanes keep the consistent traffic direction; when the vehicle end needing reverse preferential traffic needs to pass through in a reverse way, the leftmost lane is changed into a lane opposite to the original traffic direction, at the moment, the leftmost lane is changed into a special reverse lane of the vehicle end needing reverse preferential traffic, and social vehicles continue to pass through the other lanes in the original direction.
The invention also provides a single-way road priority passing method based on the Internet of vehicles, which comprises the following steps:
the vehicle end obtains a single-way road sign image through a vehicle end camera module; then, acquiring geographic position information of the vehicle end in real time through a vehicle end positioning module; further, priority passing request information is sent to a cloud server; the priority passing request information comprises vehicle-end related information and the single-way road sign image; the vehicle-end related information comprises geographic position information of the vehicle end;
after receiving the priority passing request information, the cloud server performs image recognition on the single-way road sign image, extracts a road side end number from the single-way road sign image, and then searches the geographic position information of the single-way road corresponding to the road side end according to the road side end number; obtaining the passing authority of the vehicle end on the one-way road according to the priority passing request information;
If the traffic permission of the vehicle end is that the reverse traffic is not allowed, the cloud server sends the traffic permission which is not allowed to pass reversely to the vehicle end, and the vehicle end cannot pass reversely on the one-way road after receiving the traffic permission; if the passing authority of the vehicle end is that the reverse passing is allowed, the cloud server calculates the distance between the geographic position of the vehicle end and the geographic position of the ending point of the one-way road;
when the distance reaches or is lower than a set threshold value, the cloud server sends the passing authority allowing reverse passing to the vehicle end, and the vehicle end passes through in a reverse way on the one-way road under the condition of ensuring safety; the cloud server also transmits the vehicle-end related information to a road side end corresponding to the one-way road, and then the road side end controls a traffic signal controller, a priority information display board and a marking projection module according to the vehicle-end related information so as to reflect the vehicle-end related information and prompt social vehicles and pedestrians to take avoidance measures;
when the distance is not up to or higher than the threshold value, the cloud server sends a request for continuously providing the geographic position information of the vehicle end in real time to the vehicle end; after the vehicle end receives the request, continuously acquiring the geographic position of the vehicle end in real time and sending the geographic position to a cloud server; and after receiving the geographic position information of the vehicle end, the cloud server calculates the distance between the geographic position of the vehicle end and the geographic position of the ending point of the single-way road in real time, and the acquisition and calculation are stopped until the distance reaches or is lower than the threshold value.
Further, obtaining the traffic right of the vehicle end on the one-way road according to the priority traffic request information specifically includes: the cloud server compares the vehicle license plate and/or the vehicle identification code in the vehicle end related information in the priority passing request information with the vehicle license plate and/or the vehicle identification code preset and stored in the cloud storage module, and if the related vehicle license plate and/or the vehicle identification code is found, the passing authority of the vehicle end corresponding to the vehicle license plate and/or the vehicle identification code in the one-way road is found; if the relevant vehicle license plate and/or vehicle identification code is not found in the cloud storage module, the cloud server directly returns the passing authority which does not allow reverse passing to the vehicle end.
Further, the preferential passing request information sent by the vehicle end to the cloud server further comprises geographic position information of the vehicle end and time information of the vehicle end when the geographic position information of the vehicle end is acquired; when a plurality of vehicle ends send out priority passing request information to the cloud server, the cloud server queues the priority passing request information of the vehicle ends according to the distance between the geographic position of each vehicle end and the geographic position of the ending point of the one-way road and the time sequence in the time information, and then the cloud server determines the inquiring sequence of the passing authority of the vehicle ends in the one-way road according to the queuing sequence; the queuing of the priority passing request information of the vehicle ends is firstly queuing according to the distance between the geographic position of each vehicle end and the geographic position of the ending point of the single-way road, and the row with the near distance is arranged in front; if the distances are the same, queuing is performed according to the time of sending the request information in each vehicle end, and the time is earlier.
Further, the preferential passing request information sent by the vehicle end to the cloud server further comprises digital signature information of the vehicle end related information by using a private key of the vehicle end;
before the cloud server compares the vehicle license plate and/or the vehicle identification code in the vehicle end related information in the priority passing request information with the vehicle license plate and/or the vehicle identification code preset and stored in the cloud storage module, the cloud server uses a public key in a public key certificate of the vehicle end to check the digital signature information of the vehicle end related information; if the signature verification fails, returning a pass authority which does not allow reverse pass to the vehicle end;
before the cloud server returns the pass right to the vehicle end, the cloud server digitally signs the pass right by using a private key of the cloud server to generate a pass right digital signature, and then the pass right and the pass right digital signature are returned to the vehicle end together;
after the vehicle end receives the pass right and the pass right digital signature, the pass right digital signature is checked by a public key in a public key certificate of a cloud server; if the signature verification is unsuccessful, the vehicle end sends a request for regenerating and sending the pass right and the pass right digital signature to the cloud server; if the signature verification is successful, the vehicle end performs corresponding operation according to the passing authority;
Before the cloud server simultaneously sends the vehicle-end related information to the road side corresponding to the one-way road, the cloud server digitally signs the vehicle-end related information by using a private key of the cloud server to generate a digital signature of the vehicle-end related information, and then sends the vehicle-end related information and the digital signature of the vehicle-end related information to the road side together;
after receiving the vehicle-end related information and the digital signature of the vehicle-end related information, the road side end firstly uses a public key in a public key certificate of a cloud server to check the digital signature of the vehicle-end related information; if the signature verification is unsuccessful, the road side end sends a request for regenerating and sending the vehicle end related information and the digital signature of the vehicle end related information to the cloud server; if the signature verification is successful, the road side end performs corresponding operation according to the vehicle end related information.
Furthermore, when the vehicle end, the cloud server and the road side end mutually send information, a time stamp and a random number can be added, and corresponding verification is carried out on the receiver so as to prevent the information from being attacked by replay.
Compared with the prior art, the invention has the beneficial effects that:
firstly, the cloud server, the road side end and the vehicle end verify the digital signature to ensure the identity of an information sender and the authenticity and integrity of the sent information, prevent the information from being illegally tampered, and prevent the information from being replay attacked and ensure the safety of the information by applying the time stamp and the random number in the sent information.
Secondly, through the application of the internet of vehicles and network technology, the information safety transmission is realized, and meanwhile, the modules such as a traffic signal controller, a priority information display board, a marking projection module, an intelligent spike, a voice prompt module and the like can be realized on a single-way road, so that social vehicles and pedestrians can know the current and/or to-be-driven vehicle end condition, and the position, the direction and/or the avoidance of the vehicle end can be timely adjusted, so that the vehicle end can safely and smoothly realize priority traffic.
Thirdly, the cloud server can better and more intelligently determine the priority service vehicle end according to the positioning information and the time information reported by the vehicle end, and the priority passing efficiency is further improved.
Drawings
Fig. 1 is a schematic diagram of an architecture of a single-way traffic priority traffic system based on the internet of vehicles according to an embodiment of the present invention.
Detailed Description
The invention is further illustrated by the following description of specific embodiments in conjunction with the accompanying drawings:
as shown in fig. 1, a one-way road priority traffic system based on the internet of vehicles comprises a cloud server, at least one road side end and at least one vehicle end; the cloud server is in communication connection with the road side end; the cloud server is in wireless communication connection with the vehicle end.
The cloud server is used for storing and/or verifying the passing authority of the vehicle end; the traffic permission refers to that the vehicle end does not have the permission of retrograde traveling on the one-way road, wherein when the vehicle end specifically refers to a special vehicle which needs retrograde traveling on the one-way road due to task execution, the corresponding traffic permission is to allow retrograde traveling; when the vehicle end is not a special vehicle which needs to travel in a reverse way in a one-way road due to task execution, the corresponding passing authority is not allowed to pass in the reverse way; the cloud server is further used for calculating the distance between the geographic position of the vehicle end and the geographic position of the termination point of the one-way road; the cloud server is also used for identifying the single-way road sign images, and identifying and extracting road side end numbers corresponding to the single-way roads.
The vehicle end is used for sending priority passing request information to the cloud server and carrying out corresponding operation according to feedback of the cloud server; if the vehicle end receives the information which is returned by the cloud server and allows reverse traffic, the vehicle end passes through the one-way street in a reverse way under the condition of ensuring safety; if the vehicle end receives the information returned by the cloud server and not allowing reverse traffic, the vehicle end cannot pass through in a reverse way on the one-way road but automatically selects other roads to bypass; the cloud server is used for sending the request of continuously providing the geographic position information of the vehicle end to the vehicle end in real time, and the geographic position of the vehicle end is continuously acquired in real time and is sent to the cloud server in real time.
The road side end comprises a traffic signal controller, a priority information display board and a marking projection module;
specifically, the roadside end is provided with a roadside end number; the road side end number is used for uniquely identifying the road side end; the road side end number is stored in a safety storage area of a road side end safety module of the road side end; the road side end also stores the geographic position information of the road side end and the geographic position information of a single-way road where the road side end is located.
The traffic signal controller is used for changing the sequence of road traffic signals, adjusting timing and controlling the running of road traffic signal lamps; the traffic signal controller is a core component of a traffic signal control system and is an execution unit positioned on a road site in the traffic signal control system, and the core function of the traffic signal controller is to realize road traffic signal control and has the functions of traffic information acquisition, communication, intersection monitoring and the like; the traffic signal controller controls the traffic signal lamp; the traffic signal lamps are arranged at the outlet and/or the inlet of the single-way road, more traffic signal lamps can be arranged on the whole road section of the single-way road according to actual needs, for example, the traffic signal lamps can be arranged at the position where a crosswalk exists in the middle of the road section; the traffic lights include, but are not limited to, traffic lights for indicating social vehicles and pedestrians and traffic lights for indicating reverse preferential traffic; the social vehicle means other vehicles than the vehicle end which needs to travel back through a one-way road;
The priority information display board is used for displaying the vehicle end related information of the vehicle end, so that social vehicles and pedestrians can know the current and/or the condition of the vehicle end to be driven in, the position, the direction and/or the avoidance of the vehicle end can be timely adjusted, and specific information can comprise the driving direction and the speed of the vehicle end, the distance from the priority information display board and the like; the priority information display cards are arranged at the outlet and/or the inlet of the single-way road, more priority information display cards can be arranged on the whole road section of the single-way road according to actual needs, for example, the priority information display cards can be arranged at the position where a pedestrian crosswalk is arranged in the middle of the road section;
the marking projection module is used for projecting reverse traffic information to a pavement area of a single-way road requiring reverse preferential traffic at a vehicle end; the reverse traffic information includes, but is not limited to, reverse direction indication marks opposite to the original single-way traffic direction and vehicle end related information of the vehicle end; the retrograde direction indication mark line is used for temporarily covering or replacing the indication mark line of the passing direction of the original single-way road on the road surface of the original single-way road; the vehicle end related information is projected beside the reverse direction indication marking line, so that social vehicles and pedestrians can timely know the related information of the vehicle end which is going and/or is going to pass reversely through the reverse passing information, and the position, the direction and/or the avoidance of the vehicle end are timely adjusted; the marking projection modules are arranged at the outlet and/or the inlet of the single-way road, more marking projection modules can be arranged on the whole road section of the single-way road according to actual needs, for example, marking projection modules can be arranged near the position where the pedestrian crosswalk exists in the middle of the road section; the reticle projection module includes, but is not limited to, a projection lamp; the projection lamp may be a laser projection lamp and/or an LED projection lamp; the marking projection module is mainly used for projecting the reverse traffic information to the road surface under the natural condition of weak light at night or in daytime; the reverse direction indication mark line is projected by the projection lamp with proper brightness and color, and the brightness and the size of the reverse direction indication mark line are enough to cover or replace the indication mark line of the passing direction of the original single-way road so as to indicate the lane and the reverse direction which the vehicle end of the original single-way road should pass through for the vehicle end of the vehicle needing to pass through in a reverse priority way, and simultaneously, the reverse direction indication mark line can play a role in prompting that the vehicle end of other social vehicles and pedestrians need to reverse in the lane and the direction indicated by the reverse direction indication mark line, thereby being convenient for the social vehicles and the pedestrians to adjust the position and the direction of the vehicle in time and avoid in time.
Specifically, the road side end controls a traffic signal controller, a priority information display board and a marking projection module according to the vehicle end related information sent by the cloud server so as to reflect the vehicle end related information and prompt social vehicles and pedestrians to take avoidance measures, wherein the avoidance measures comprise but are not limited to in-situ waiting, yielding and/or detouring.
In particular, the one-way street has one-way street signs; the one-way street sign is a traffic sign; the single-way street sign includes, but is not limited to, a single-way street name and a roadside end number corresponding to the single-way street; the single-way street sign is arranged near the starting point and/or the ending point of the single-way street; the traffic sign is a road facility for transmitting guiding, limiting, warning or indicating information by words or symbols, and is also called a road sign or a road traffic sign, and the traffic sign is an important measure for implementing traffic management and ensuring the safety and smoothness of road traffic.
Further, the vehicle end comprises a vehicle end safety module, a vehicle end camera module and a vehicle end positioning module;
the vehicle end safety module is used for providing a password service function and a safety storage function for the vehicle end;
the vehicle end positioning module is used for acquiring geographic position information of the vehicle end;
The vehicle end camera module is used for collecting the single-way road sign images.
Specifically, the vehicle end is provided with a vehicle identification code; the vehicle identification code is arranged in a safe storage area of the vehicle-end safety module of the vehicle end by a vehicle producer before the delivery of the vehicle, and after the vehicle identification code is arranged in the safe storage area of the vehicle-end safety module, only a read-only function is provided, and a vehicle user cannot change the vehicle identification code arranged in the safe storage area of the vehicle-end safety module; the vehicle identification code (Vehicle Identification Number, or called frame number, VIN for short) is a group of unique numbers which are formed by a plurality of letters and/or numbers and are used on the automobile, and can be used for identifying the manufacturer, engine, chassis serial number, other performance and other data of the automobile.
Specifically, the vehicle end is also provided with a vehicle number plate; the vehicle license plate is commonly called as license plate and license plate, is a plate which is hung on the front and back of the vehicle, and is made of aluminum, iron sheet, plastic or paper, and the registration number, registration area or other relevant information of the vehicle are marked on the plate.
Specifically, the vehicle end has vehicle end related information; the vehicle end related information comprises information such as a vehicle number plate, a vehicle identification code, a traffic direction of the vehicle end, geographical position information of the vehicle end and the like of the vehicle end; the vehicle-end related information may further include information of a vehicle body color, a vehicle type, a vehicle speed, and the like of the vehicle end.
Further, the roadside end further comprises a roadside end safety module;
the road side end safety module is used for providing a password service function and a safety storage function for the road side end.
Further, the road side end further comprises an intelligent spike; the intelligent spike is used for indicating the direction of the reverse preferential traffic of the vehicle end on the pavement and/or roadside area of the single-way road requiring the reverse preferential traffic of the vehicle end according to the vehicle end related information of the vehicle end, for example, the direction of the reverse preferential traffic of the vehicle end can be indicated by a luminous color or a luminous arrow with a color, and the color can be red, green or other colors; the intelligent spike may include a light emitting component; the light emitting component may be a color LED light emitting material.
Further, the road side end further comprises a voice prompt module; the voice prompt module is used for broadcasting the vehicle end related information of the vehicle end so as to facilitate social vehicles and pedestrians to know the current and the condition of the vehicle end to be driven in; the voice prompt module is arranged at the outlet and/or the inlet of the one-way road, more voice prompt modules can be arranged on the whole road section of the one-way road according to actual needs, and for example, the voice prompt module can be arranged at the position where a crosswalk is arranged in the middle of the road section.
Further, the cloud server comprises a digital certificate module, a cloud security module and a cloud storage module;
the digital certificate module generates and stores public key certificates for the cloud server, the road side end and the vehicle end respectively; the digital certificate module writes the public key certificate of the road side end and the root certificate of the cloud server into a road side end safety module of the road side end in an off-line or on-line mode; the digital certificate module writes the public key certificate of the vehicle end and the root certificate of the cloud server into a vehicle end safety module of the vehicle end in an off-line or on-line mode; public key certificates of the road side end and the vehicle end are issued by a root certificate of the cloud server;
the cloud security module is used for providing a password service function and a secure storage function for the cloud server;
the cloud storage module is used for presetting and storing vehicle numbers and/or vehicle identification codes of vehicle ends and the passing authorities of one-way channels corresponding to the vehicle numbers and/or the vehicle identification codes of the vehicle ends so as to be inquired and called by the cloud server; the single-way is determined by geographic location information, single-way number and/or single-way name of the single-way; the cloud storage module is also used for storing the road side end number; the cloud storage module is also used for storing geographic position information of the road side end corresponding to the road side end number; the cloud storage module is also used for storing geographic position information of a single-way road corresponding to the road side end; the geographic location information of the one-way street includes, but is not limited to, geographic location information of a starting point and/or an ending point of the one-way street; the geographic location information includes, but is not limited to, geographic coordinates; the cloud server presets and maintains the corresponding relation between the geographic position information of the starting point and/or the ending point of the single-way road and the geographic position information of the road side end and the road side end number, so that the information of the other party can be found through the geographic position information and/or the number of the one party.
Further, safety storage areas are respectively arranged in the cloud safety module, the road side safety module and the vehicle side safety module; the secure storage area may be used to store digital certificates, private keys, and other important information and data; the other important information and data include, but are not limited to, a vehicle identification code and/or a road side end number; the cryptographic service functions include, but are not limited to, generating random numbers, digital signature operations, digital signature verification operations, encryption and decryption operations, generating session keys, generating digital digests, digital certificate verification, and digital certificate revocation list queries; digital certificates are also known as public key certificates.
Further, the cloud server, the road side end and the vehicle end respectively store private keys corresponding to public keys in corresponding public key certificates; the private key of the cloud server is stored in a secure storage area of the digital certificate module or the cloud security module; the private key of the road side end is stored in a safety storage area of the road side end safety module; the private key of the vehicle end is stored in a safe storage area of the vehicle end safety module.
Specifically, a corresponding relation between the road side end number and the public key certificate of the road side end is preset in the cloud server, so that the public key certificate of the road side end can be retrieved and obtained through the road side end number.
Specifically, the corresponding relation between the vehicle identification code and the vehicle license plate is preset in the cloud server, so that the vehicle license plate information of the vehicle end can be retrieved and obtained through the vehicle identification code, and the vehicle identification code information of the vehicle end can also be retrieved and obtained through the vehicle license plate; the cloud server is also preset with a corresponding relation between the vehicle identification code and/or the vehicle license plate and the public key certificate of the vehicle end, so that the public key certificate of the vehicle end can be searched and obtained through the vehicle identification code and/or the vehicle license plate.
As an implementation manner, the cloud security module, the roadside security module and the vehicle security module are all security intelligent chips, and commercial cryptographic algorithms supported by the security intelligent chips include, but are not limited to, one or more of SM1, SM2, SM3, SM4 and SM9, and international common cryptographic algorithms supported by the security intelligent chips include, but are not limited to, one or more of 3DES, AES, RSA, SHA-1 and SHA-256; the secure intelligent chip supports storage of digital certificates; the safety intelligent chip provides a safety storage area and supports the safety storage of important information; the security intelligent chip supports generation of random numbers; the digital certificate module also maintains a certificate revocation list and provides a certificate revocation list querying function.
As an implementation manner, the vehicle-end camera module comprises a first camera, a second camera, a single-way road sign recognition module, a light sensing module and a light supplementing module; the first camera is used for collecting video information when the vehicle end drives; the second camera is used for photographing the single-way street sign to obtain a single-way street sign image; the single-way sign recognition module is used for recognizing the video information acquired by the first camera in real time, and if the single-way sign video information is recognized in the video information, the second camera is called to specially shoot the single-way sign recognition module; the light sensing module is used for sensing whether the intensity of light is proper or not when the second camera shoots, and calling the light supplementing module to supplement light according to the requirement; the light supplementing module is used for supplementing light when the second camera shoots.
As an implementation manner, the one-way road at least comprises two lanes, and the leftmost lane of the original traffic direction of the one-way road is set as a lane with a variable traffic direction; when no vehicle end needing reverse preferential traffic needs to pass through in a reverse way, the leftmost lane and other lanes keep the consistent traffic direction; when a vehicle end needing reverse preferential traffic needs to pass through in a reverse way, the leftmost lane is changed into a lane opposite to the original traffic direction, at the moment, the leftmost lane is changed into a special reverse lane of the vehicle end needing reverse preferential traffic, and social vehicles continue to pass through the other lanes in the original direction;
The leftmost lane corresponds to traffic lights for indicating reverse preferential traffic, the other lanes correspond to traffic lights for indicating social vehicles and pedestrians, and the traffic lights for indicating the reverse preferential traffic are consistent with the traffic lights for indicating the social vehicles and pedestrians in the sequence and adjustment of traffic signals of the traffic lights when no traffic ends requiring the reverse preferential traffic need to pass; when the traffic light for indicating the reverse preferential traffic needs to pass through in a reverse way, the traffic signal sequence of the traffic light is matched with the traffic light for the reverse preferential traffic to pass through in a reverse way during adjustment, and particularly, the traffic light for indicating the traffic light for the reverse preferential traffic can be a green light for the traffic light for indicating the social vehicles and pedestrians in the original traffic direction;
when a vehicle end needing reverse preferential traffic needs to pass through in a reverse way, the marking projection module projects reverse traffic information to the leftmost lane.
As an implementation manner, the indication mark line for representing the traffic direction of the one-way road is not preset on the leftmost lane in advance; the preset indication mark line representing the passing direction of the single-way road refers to a road mark line formed by directly spraying on the single-way road surface in a hot melting mode; when no vehicle end needing reverse preferential passing needs to pass through in a reverse way, the marking projection module projects an indication marking of the passing direction of the original single-way road to the leftmost lane in a light and shadow mode, and at the moment, the direction indicated by the indication marking of the passing direction of the single-way road is consistent with the direction indicated by the indication marking which is preset on the other lanes and indicates the passing direction of the single-way road; when a vehicle end needing reverse preferential traffic needs to pass through in a reverse way, the marking projection module projects reverse traffic information to the leftmost lane, and at the moment, the direction indicated by the indication marking of the traffic direction projected by the marking projection module on the one-way lane is opposite to the direction indicated by the indication marking which is preset on the other lanes and indicates the traffic direction of the one-way lane.
On the basis of the embodiment, the invention also provides a single-way road priority passing method based on the Internet of vehicles, which comprises the following steps:
the vehicle end obtains a single-way road sign image through a vehicle end camera module; then, the vehicle end acquires the geographic position information of the vehicle end in real time through the vehicle end positioning module; then, the vehicle end sends priority passing request information to the cloud server; the priority traffic request information includes, but is not limited to, vehicle-end related information and the one-way street sign image; the vehicle-end related information also comprises geographic position information of the vehicle end;
after receiving the priority passing request information, the cloud server performs image recognition on the single-way road sign image, extracts a road side end number from the image, and then searches the geographic position information of the single-way road corresponding to the road side end according to the road side end number; the cloud server obtains the traffic authority of the vehicle end in the one-way road according to the priority traffic request information;
if the traffic right of the vehicle end does not allow reverse traffic, the cloud server sends the traffic right which does not allow reverse traffic to the vehicle end, and the vehicle end cannot pass in reverse on the one-way road after receiving the traffic right and automatically selects other roads to bypass; if the passing authority of the vehicle end is that the reverse passing is allowed, the cloud server calculates the distance between the geographic position of the vehicle end and the geographic position of the ending point of the one-way road;
When the distance reaches or is lower than a threshold value, the cloud server sends the passing authority allowing reverse passing to the vehicle end, and the vehicle end passes through in a reverse way on the one-way road under the condition of ensuring safety; the cloud server also transmits the vehicle-end related information to a road side end corresponding to the one-way road, and then the road side end controls a traffic signal controller, a priority information display board and a marking projection module according to the vehicle-end related information so as to reflect the vehicle-end related information and prompt social vehicles and pedestrians to take avoidance measures, wherein the avoidance measures comprise but are not limited to in-situ waiting, yielding and/or detouring; preferably, the road side end also controls an intelligent spike and/or a voice prompt module to reflect the vehicle end related information and prompt social vehicles and pedestrians to take avoidance measures, wherein the avoidance measures comprise, but are not limited to, in-situ waiting, yielding and/or detouring;
when the distance is not up to or higher than the threshold value, the cloud server sends a request for continuously providing the geographic position information of the vehicle end in real time to the vehicle end; after the vehicle end receives the request, continuously acquiring the geographic position of the vehicle end in real time and sending the geographic position to the cloud server in real time; after receiving the geographic position information of the vehicle end, the cloud server also calculates the distance between the geographic position of the vehicle end and the geographic position of the ending point of the one-way road in real time, and the acquisition and calculation are stopped until the distance reaches or is lower than the threshold value; and when the distance reaches or is lower than the threshold value, the cloud server executes the operation when the distance reaches or is lower than the threshold value and sends corresponding information as described above to the vehicle end and the road side end respectively. Specifically, the threshold is specified or designated in advance by the relevant department and is set in the vehicle end; including but not limited to traffic management; as one possible implementation, the threshold may be 200 meters, 100 meters, 50 meters, or other distances.
Further, the cloud server obtains the traffic right of the vehicle end on the one-way road according to the preferential traffic request information, and specifically includes: the cloud server compares the vehicle license plate and/or the vehicle identification code in the vehicle end related information contained in the priority passing request information with the vehicle license plate and/or the vehicle identification code preset and stored in the cloud storage module, and if the related vehicle license plate and/or the vehicle identification code is found, the passing authority of the vehicle end corresponding to the vehicle license plate and/or the vehicle identification code in the one-way road is found; if the relevant vehicle license plate and/or vehicle identification code is not found in the cloud storage module, the cloud server directly returns the passing authority which does not allow reverse passing to the vehicle end.
In an embodiment of the above one-way traffic priority passing method based on the internet of vehicles, the priority passing request information sent by the vehicle end to the cloud server further includes time information of the vehicle end when the geographic position information of the vehicle end is collected; when a plurality of vehicle ends are provided, when the vehicle ends send out preferential passing request information to be passed in the one-way street reversely and preferentially to the cloud server, the cloud server can queue the preferential passing request information of the vehicle ends according to the distance between the geographic position of each vehicle end and the geographic position of the termination point of the one-way street and the time sequence relationship in the time information, and then the cloud server determines which vehicle end is queried for passing permission in the one-way street according to the queuing sequence; the queuing of the priority passing request information of the vehicle ends is firstly queuing according to the distance between the geographic position of each vehicle end and the geographic position of the ending point of the single-way road, and the row with the near distance is arranged in front; if the distances are the same, queuing is performed according to the time of sending the request information in each vehicle end, and the time is earlier.
In an embodiment of the above one-way traffic priority passing method based on the internet of vehicles, the priority passing request information sent by the vehicle end to the cloud server further includes digital signature information of the vehicle end related information by using a private key of the vehicle end;
as an implementation manner, before the cloud server compares the vehicle license plate and/or the vehicle identification code in the vehicle-end related information contained in the priority passing request information with the vehicle license plate and/or the vehicle identification code preset and stored in the cloud storage module, the cloud server uses a public key in a public key certificate of the vehicle end to check and sign the digital signature information of the vehicle-end related information; if the signature verification fails, the pass authority which does not allow reverse pass is directly returned to the vehicle end.
In one embodiment of the above one-way traffic priority passing method based on the internet of vehicles, before the cloud server returns the passing right to the vehicle end, the cloud server digitally signs the passing right with its own private key to generate a passing right digital signature, and then returns the passing right and the passing right digital signature to the vehicle end;
As an implementation manner, after the vehicle end receives the pass right and the pass right digital signature, the vehicle end firstly uses a public key in a public key certificate of the cloud server to check the pass right digital signature; if the signature verification is unsuccessful, the vehicle end sends a request for regenerating and sending the pass right and the pass right digital signature to the cloud server; if the signature verification is successful, the vehicle end performs corresponding operation according to the passing authority of the vehicle end.
In one embodiment of the above one-way traffic priority passing method based on the internet of vehicles, before the cloud server simultaneously sends the vehicle-end related information to a road side end corresponding to the one-way traffic, the cloud server digitally signs the vehicle-end related information by using a private key of the cloud server to generate a vehicle-end related information digital signature, and then sends the vehicle-end related information and the vehicle-end related information digital signature together to the road side end;
as an implementation manner, after receiving the vehicle-end related information and the digital signature of the vehicle-end related information, the road side end firstly uses a public key in a public key certificate of the cloud server to check the digital signature of the vehicle-end related information; if the signature verification is unsuccessful, the road side end sends a request for regenerating and sending the vehicle end related information and the digital signature of the vehicle end related information to the cloud server; if the signature verification is successful, the road side end performs corresponding operation according to the vehicle end related information.
Furthermore, when the vehicle end, the cloud server and the road side end mutually send information, a time stamp and a random number can be added, and corresponding verification is carried out on a receiving party so as to prevent the information from being attacked by replay.
In summary, the cloud server, the road side end and the vehicle end verify the digital signature to ensure the identity of the information sender and the authenticity and integrity of the sent information, prevent the information from being illegally tampered, and prevent the information from being replay-attacked by applying the time stamp and the random number to the sent information to ensure the safety of the information. The invention realizes the safe information transmission by applying the internet of vehicles and the network technology, and simultaneously realizes the modules such as the traffic signal controller, the priority information display board, the marking projection module, the intelligent spike, the voice prompt module and the like on a single-way road, so that social vehicles and pedestrians can know the current and/or to-be-driven vehicle end condition, and the position, the direction and/or the avoidance of the vehicle end can be timely adjusted, thereby safely and smoothly realizing the priority traffic of the vehicle end. The cloud server can better and more intelligently determine which vehicle end or vehicle ends are preferentially served according to the positioning information and the time information reported by the vehicle ends, and the priority passing efficiency is further improved.
The foregoing is merely illustrative of the preferred embodiments of this invention, and it will be appreciated by those skilled in the art that changes and modifications may be made without departing from the principles of this invention, and it is intended to cover such modifications and changes as fall within the true scope of the invention.

Claims (10)

1. The single-way road priority passing system based on the Internet of vehicles is characterized by comprising a cloud server, at least one road side end and at least one vehicle end; the cloud server is in communication connection with the road side end; the cloud server is in wireless communication connection with the vehicle end;
the cloud server is used for storing and/or verifying the traffic rights of the vehicle end, wherein the traffic rights comprise permission for reverse traffic and non-permission for reverse traffic; when the vehicle end is a special vehicle which needs to go backwards in a one-way road due to task execution, the corresponding passing authority is to allow reverse passing; when the vehicle end is not a special vehicle which needs to travel in a reverse way in a one-way road due to task execution, the corresponding passing authority is not allowed to pass in the reverse way; the method is also used for calculating the distance between the geographic position of the vehicle end and the geographic position of the ending point of the one-way road; identifying a single-way road sign image, and identifying and extracting a road side end number corresponding to the single-way road from the single-way road sign image;
The vehicle end is used for sending the priority passing request information to the cloud server, carrying out corresponding operation according to feedback of the cloud server, and carrying out retrograde passing on a one-way road when receiving the information allowing retrograde passing sent by the cloud server, or not allowing retrograde passing on the one-way road; the vehicle end also responds to the requirement that the cloud server sends the vehicle end a request for continuously providing the geographic position information of the vehicle end in real time, continuously collects the geographic position of the vehicle end in real time and sends the geographic position information to the cloud server;
the road side end comprises a traffic signal controller, a priority information display board and a marking projection module;
the traffic signal controller is used for changing the sequence of road traffic signals, adjusting timing and controlling the running of road traffic signal lamps;
the priority information display board is used for displaying vehicle-end related information which needs to pass through reversely and preferentially on a single-way road, and the vehicle-end related information comprises the running direction and speed of the vehicle end and the distance from the current priority information display board;
the marking projection module is used for projecting reverse traffic information to a pavement area of a single-way road requiring reverse preferential traffic at the vehicle end, and the reverse traffic information comprises reverse direction indication marking and vehicle end related information opposite to the traffic direction of the original single-way road.
2. The internet of vehicles-based single-way traffic priority system of claim 1, wherein the vehicle end comprises a vehicle end security module, a vehicle end camera module, and a vehicle end positioning module;
the vehicle-end safety module is used for providing a password service function and a safety storage function for the vehicle-end, wherein the password service function comprises the steps of generating a random number, carrying out digital signature operation, carrying out digital signature verification operation, carrying out encryption and decryption operation, generating a session key, generating a digital abstract, carrying out digital certificate verification and carrying out digital certificate revocation list inquiry;
the vehicle end camera module is used for collecting single-way road sign images;
the vehicle end positioning module is used for acquiring real-time geographic position information of the vehicle end.
3. The single-way road priority passing system based on the internet of vehicles according to claim 2, wherein the road side end further comprises a road side end safety module, an intelligent spike and a voice prompt module;
the road side end safety module is used for providing a password service function and a safe storage function for the road side end;
the intelligent spike is used for indicating the direction of the reverse preferential traffic of the vehicle end on the pavement and/or roadside area of the one-way road requiring the reverse preferential traffic of the vehicle end according to the vehicle end related information;
The voice prompt module is used for broadcasting the vehicle-end related information of the vehicle end so as to facilitate social vehicles and pedestrians to know the current and the condition of the vehicle end to be driven in, wherein the social vehicles refer to other vehicles except the vehicle end which needs to travel back through a single-way road.
4. The one-way street first pass system based on the internet of vehicles according to claim 3, wherein the cloud server comprises a digital certificate module, a cloud security module and a cloud storage module;
the digital certificate module is used for generating and storing public key certificates for the cloud server, the road side end and the vehicle end respectively; the system is also used for writing a public key certificate of the road side and a root certificate of the cloud server into the road side safety module in an off-line or on-line mode, and writing the public key certificate of the vehicle side and the root certificate of the cloud server into the vehicle side safety module; public key certificates of the road side end and the vehicle end are issued by a root certificate of the cloud server; the cloud server, the road side end and the vehicle end respectively store private keys corresponding to public keys in corresponding public key certificates;
the cloud security module is used for providing a password service function and a secure storage function for the cloud server;
The cloud storage module is used for presetting and storing vehicle numbers and/or vehicle identification codes of vehicle ends, traffic rights of the vehicle ends on the single-way roads, road side end numbers, geographic position information of road side ends corresponding to the road side end numbers, geographic position information of the single-way roads corresponding to the road side ends, and corresponding relations between geographic position information of starting points and/or ending points of the single-way roads and the geographic position information of the road side ends and the road side end numbers.
5. The one-way road priority traffic system based on the internet of vehicles according to claim 1, wherein the one-way road comprises at least two lanes, and a leftmost lane of an original traffic direction of the one-way road is set as a variable traffic direction lane; when no vehicle end needing reverse preferential traffic needs to pass through in a reverse way, the leftmost lane and other lanes keep the consistent traffic direction; when the vehicle end needing reverse preferential traffic needs to pass through in a reverse way, the leftmost lane is changed into a lane opposite to the original traffic direction, at the moment, the leftmost lane is changed into a special reverse lane of the vehicle end needing reverse preferential traffic, and social vehicles continue to pass through the other lanes in the original direction.
6. A single-way traffic priority passing method based on the internet of vehicles based on the single-way traffic priority passing system based on the internet of vehicles according to any one of claims 1 to 5, comprising:
the vehicle end obtains a single-way road sign image through a vehicle end camera module; then, acquiring geographic position information of the vehicle end in real time through a vehicle end positioning module; further, priority passing request information is sent to a cloud server; the priority passing request information comprises vehicle-end related information and the single-way road sign image; the vehicle-end related information comprises geographic position information of the vehicle end;
after receiving the priority passing request information, the cloud server performs image recognition on the single-way road sign image, extracts a road side end number from the single-way road sign image, and then searches the geographic position information of the single-way road corresponding to the road side end according to the road side end number; obtaining the passing authority of the vehicle end on the one-way road according to the priority passing request information;
if the traffic permission of the vehicle end is that the reverse traffic is not allowed, the cloud server sends the traffic permission which is not allowed to pass reversely to the vehicle end, and the vehicle end cannot pass reversely on the one-way road after receiving the traffic permission; if the passing authority of the vehicle end is that the reverse passing is allowed, the cloud server calculates the distance between the geographic position of the vehicle end and the geographic position of the ending point of the one-way road;
When the distance reaches or is lower than a set threshold value, the cloud server sends the passing authority allowing reverse passing to the vehicle end, and the vehicle end passes through in a reverse way on the one-way road under the condition of ensuring safety; the cloud server also transmits the vehicle-end related information to a road side end corresponding to the one-way road, and then the road side end controls a traffic signal controller, a priority information display board and a marking projection module according to the vehicle-end related information so as to reflect the vehicle-end related information and prompt social vehicles and pedestrians to take avoidance measures;
when the distance is not up to or higher than the threshold value, the cloud server sends a request for continuously providing the geographic position information of the vehicle end in real time to the vehicle end; after the vehicle end receives the request, continuously acquiring the geographic position of the vehicle end in real time and sending the geographic position to a cloud server; and after receiving the geographic position information of the vehicle end, the cloud server calculates the distance between the geographic position of the vehicle end and the geographic position of the ending point of the single-way road in real time, and the acquisition and calculation are stopped until the distance reaches or is lower than the threshold value.
7. The single-way traffic priority passing method based on the internet of vehicles according to claim 6, wherein obtaining the passing authority of the vehicle end on the single-way traffic according to the priority passing request information specifically comprises: the cloud server compares the vehicle license plate and/or the vehicle identification code in the vehicle end related information in the priority passing request information with the vehicle license plate and/or the vehicle identification code preset and stored in the cloud storage module, and if the related vehicle license plate and/or the vehicle identification code is found, the passing authority of the vehicle end corresponding to the vehicle license plate and/or the vehicle identification code in the one-way road is found; if the relevant vehicle license plate and/or vehicle identification code is not found in the cloud storage module, the cloud server directly returns the passing authority which does not allow reverse passing to the vehicle end.
8. The single-way traffic priority passing method based on the internet of vehicles according to claim 6, wherein the priority passing request information sent by the vehicle end to the cloud server further comprises geographic position information of the vehicle end and time information of the vehicle end when the geographic position information of the vehicle end is acquired; when a plurality of vehicle ends send out priority passing request information to the cloud server, the cloud server queues the priority passing request information of the vehicle ends according to the distance between the geographic position of each vehicle end and the geographic position of the ending point of the one-way road and the time sequence in the time information, and then the cloud server determines the inquiring sequence of the passing authority of the vehicle ends in the one-way road according to the queuing sequence; the queuing of the priority passing request information of the vehicle ends is firstly queuing according to the distance between the geographic position of each vehicle end and the geographic position of the ending point of the single-way road, and the row with the near distance is arranged in front; if the distances are the same, queuing is performed according to the time of sending the request information in each vehicle end, and the time is earlier.
9. The single-way traffic priority passing method based on the internet of vehicles according to claim 7, wherein the priority passing request information sent by the vehicle end to the cloud server further comprises digital signature information of the vehicle end related information by using a private key of the vehicle end;
before the cloud server compares the vehicle license plate and/or the vehicle identification code in the vehicle end related information in the priority passing request information with the vehicle license plate and/or the vehicle identification code preset and stored in the cloud storage module, the cloud server uses a public key in a public key certificate of the vehicle end to check the digital signature information of the vehicle end related information; if the signature verification fails, returning a pass authority which does not allow reverse pass to the vehicle end;
before the cloud server returns the pass right to the vehicle end, the cloud server digitally signs the pass right by using a private key of the cloud server to generate a pass right digital signature, and then the pass right and the pass right digital signature are returned to the vehicle end together;
after the vehicle end receives the pass right and the pass right digital signature, the pass right digital signature is checked by a public key in a public key certificate of a cloud server; if the signature verification is unsuccessful, the vehicle end sends a request for regenerating and sending the pass right and the pass right digital signature to the cloud server; if the signature verification is successful, the vehicle end performs corresponding operation according to the passing authority;
Before the cloud server simultaneously sends the vehicle-end related information to the road side corresponding to the one-way road, the cloud server digitally signs the vehicle-end related information by using a private key of the cloud server to generate a digital signature of the vehicle-end related information, and then sends the vehicle-end related information and the digital signature of the vehicle-end related information to the road side together;
after receiving the vehicle-end related information and the digital signature of the vehicle-end related information, the road side end firstly uses a public key in a public key certificate of a cloud server to check the digital signature of the vehicle-end related information; if the signature verification is unsuccessful, the road side end sends a request for regenerating and sending the vehicle end related information and the digital signature of the vehicle end related information to the cloud server; if the signature verification is successful, the road side end performs corresponding operation according to the vehicle end related information.
10. The single-way traffic priority passing method based on the internet of vehicles according to claim 9, wherein the vehicle end, the cloud server and the road side end can also add a time stamp and a random number when mutually transmitting information, and perform corresponding verification on the receiver so as to prevent the information from being attacked by replay.
CN202211474553.1A 2022-11-23 2022-11-23 Single-way road priority passing system and method based on Internet of vehicles Pending CN116386358A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202211474553.1A CN116386358A (en) 2022-11-23 2022-11-23 Single-way road priority passing system and method based on Internet of vehicles

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202211474553.1A CN116386358A (en) 2022-11-23 2022-11-23 Single-way road priority passing system and method based on Internet of vehicles

Publications (1)

Publication Number Publication Date
CN116386358A true CN116386358A (en) 2023-07-04

Family

ID=86964286

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202211474553.1A Pending CN116386358A (en) 2022-11-23 2022-11-23 Single-way road priority passing system and method based on Internet of vehicles

Country Status (1)

Country Link
CN (1) CN116386358A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117793650A (en) * 2024-02-26 2024-03-29 绵阳职业技术学院 Vehicle area communication method, device, equipment and storage medium

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117793650A (en) * 2024-02-26 2024-03-29 绵阳职业技术学院 Vehicle area communication method, device, equipment and storage medium
CN117793650B (en) * 2024-02-26 2024-04-30 绵阳职业技术学院 Vehicle area communication method, device, equipment and storage medium

Similar Documents

Publication Publication Date Title
CN116386360A (en) V2X-based priority passing method and system
CN102087786B (en) Information fusion-based intelligent traffic information processing method and system for people, vehicle and road
CN102364548B (en) Bus priority method based on intermittent special lane
CN106846898B (en) Parking assisting method, robot and system for vehicles
CN103778794B (en) Method and device for wirelessly sending traffic signal
CN109887311A (en) A kind of system and application method intelligently adjusting traffic-control device according to number
US20230306840A1 (en) Traffic monitoring terminal and traffic monitoring system
CN116386358A (en) Single-way road priority passing system and method based on Internet of vehicles
CN109285364A (en) A kind of traffic offence realtime alarm system and alarm method
CN101593412A (en) The overall monitoring method of overspeed of vehicle on highway
CN110941223A (en) Wisdom way awl system
CN206635672U (en) A kind of intelligent zebra stripes system
CN106781554A (en) Intelligent traffic signal control system
CN110197595A (en) A kind of temporary parking position scribble method
CN106971626A (en) A kind of alarming method for power of pedestrian running red light
CN115966091A (en) Priority passing method and system based on Internet of vehicles
CN115966078A (en) Priority passing method and system based on V2I
CN102693640A (en) Control system for providing priority signal for set vehicle and control method thereof
Smiai et al. Information and communication technology research opportunities in dynamic charging for electric vehicle
CN101587638A (en) Overspeed monitoring system for vehicle on highway
CN115955661A (en) Single-lane priority passing system and method based on V2X
CN116386359A (en) V2I-based single-way traffic priority passing system and method
CN115988460A (en) V2I-based one-way road priority passing system and method
CN116153116A (en) V2I-based priority passing system and method
CN1286069C (en) Devices and methods for simplifying OCR-based enforcement in automatic toll systems

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