CN110428645A - A kind of traffic signal control method, system, equipment and storage medium - Google Patents
A kind of traffic signal control method, system, equipment and storage medium Download PDFInfo
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- CN110428645A CN110428645A CN201910735492.1A CN201910735492A CN110428645A CN 110428645 A CN110428645 A CN 110428645A CN 201910735492 A CN201910735492 A CN 201910735492A CN 110428645 A CN110428645 A CN 110428645A
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- 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
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/07—Controlling traffic signals
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/123—Traffic control systems for road vehicles indicating the position of vehicles, e.g. scheduled vehicles; Managing passenger vehicles circulating according to a fixed timetable, e.g. buses, trains, trams
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- General Physics & Mathematics (AREA)
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- Engineering & Computer Science (AREA)
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Abstract
The invention discloses a kind of traffic signal control method, system, equipment and storage mediums.Wherein, this method comprises: own vehicle information and road network model prediction target vehicle that bus or train route corrdination centre is sent according to target vehicle reach time and the distance at front cross crossing, and traffic behavior request instruction is sent to signal control equipment according to the time, the video information for keeping signal control equipment current according to the instruction feedback front cross crossing；In turn, bus or train route corrdination centre is according to the distance of video information data and prediction, determine that target vehicle reaches the traffic signal state of front cross crossing time, and signal switching command is sent to signal control equipment, make signal control equipment according to the instruction, the traffic signal state at the time adjustment front cross crossing of prediction.The information exchange between equipment, bus or train route corrdination centre is controlled by target vehicle and signal, the control to road traffic signal may be implemented, and then active control in real time is carried out to vehicle.
Description
Technical field
The present embodiments relate to control technology field more particularly to a kind of traffic signal control method, system, equipment and
Storage medium.
Background technique
Currently, in field of traffic control, by wireless communication, the bus or train route cooperative system established of the technologies such as car networking may be used
To realize vehicle to vehicle (Vehicle-to-Vehicle, V2V), vehicle to roadside device (Vehicle-to-
Infrastructure, V2I) dynamic realtime information exchange and shared, and the traffic information based on acquisition and means of communication are real
Now to the control of vehicle, management.
But the motor vehicles of Current traffic road are increasing, traffic congestion and safety accident take place frequently, existing V2V
System or V2I system can not accomplish to optimize road available resources according to present road situation.
Summary of the invention
The present invention provides a kind of traffic signal control method, system, equipment and storage medium, can based on target vehicle with
Signal controls the multidimensional information communication between equipment, bus or train route corrdination centre, obtains target vehicle state in time and signal control is set
Information in standby realizes the control to road traffic signal, and then carries out active control in real time to vehicle, to alleviate traffic
Congestion improves road grid traffic safety.
In a first aspect, the embodiment of the invention provides a kind of traffic signal control methods, comprising:
Target vehicle sends the information of vehicles of itself to bus or train route corrdination centre；
Bus or train route corrdination centre reaches front cross crossing according to information of vehicles and road network model prediction target vehicle
Time and distance, and traffic behavior request instruction is sent to signal control equipment according to the time；
Signal controls the front cross crossing that equipment sends acquisition according to traffic behavior request instruction to bus or train route corrdination centre
Current video information；
Bus or train route corrdination centre determines that target vehicle reaches the traffic of front cross crossing time according to video information and distance
Signal condition, and the signal switching command for carrying traffic signal state is sent to signal control equipment；
Signal controls equipment according to signal switching command, in front of the time adjustment that target vehicle reaches front cross crossing
The traffic signal state of intersection.
Second aspect, the embodiment of the invention also provides a kind of traffic signal control systems, comprising:
Target vehicle, for sending itself information of vehicles to bus or train route corrdination centre；
Bus or train route corrdination centre, for reaching front cross road according to information of vehicles and road network model prediction target vehicle
The time of mouth and distance, and traffic behavior request instruction is sent to signal control equipment according to the time, and, according to video information
Data and distance determine that target vehicle reaches the traffic signal state of front cross crossing time, and send out to signal control equipment
Send the signal switching command for carrying traffic signal state；
At least one signal controls equipment, for sending acquisition to bus or train route corrdination centre according to traffic behavior request instruction
The current video information in front cross crossing, and according to signal switching command, when target vehicle reaches front cross crossing
Between adjust front cross crossing traffic signal state.
The third aspect, the embodiment of the invention also provides a kind of signals to control equipment, comprising: transceiver module, video monitoring
Module, trackside module, memory；
Wherein, transceiver module, for sending called data instruction to video monitoring module according to traffic behavior solicited message；
Video monitoring module, for being instructed according to called data, by the current video information in the front cross crossing of acquisition
It is transferred to transceiver module；
Trackside module, for reaching front cross road in target vehicle by signal special net access whistle control system
The time of mouth passes through the traffic signal state that whistle control system adjusts front cross crossing；
Trackside module is mounted in signal control equipment in the form of board；
Memory, for storing the computer program operated in signal control equipment.
Fourth aspect is stored with meter on the medium the embodiment of the invention also provides a kind of computer readable storage medium
Calculation machine program realizes that signal provided by any embodiment of the invention control such as is set when computer program is executed by processor
Standby function.
The embodiment of the invention provides a kind of traffic signal control method, system, equipment and storage mediums, including target carriage
The information of vehicles of itself is sent to bus or train route corrdination centre；Bus or train route corrdination centre is according to information of vehicles and road network model prediction
Target vehicle reaches time and the distance at front cross crossing, and sends traffic behavior to signal control equipment according to the time and ask
Ask instruction；Signal controls equipment and is handed over according to the traffic behavior request instruction received to the front that bus or train route corrdination centre sends acquisition
The current video information of cross road mouth；Bus or train route corrdination centre determines that target vehicle arrives according to the distance of video information data and prediction
It is cut up to the traffic signal state of front cross crossing time, and to the signal that signal control equipment sends carrying traffic signal state
Change instruction；Signal controls equipment according to signal switching command, in front of the time adjustment that target vehicle reaches front cross crossing
The traffic signal state of intersection.The information exchange between equipment, bus or train route corrdination centre is controlled by target vehicle and signal,
The control to road traffic signal may be implemented, and then active control in real time is carried out to vehicle, to alleviate traffic congestion, mention
High road grid traffic safety.
Detailed description of the invention
Fig. 1 is the traffic signal control method flow chart in the embodiment of the present invention one；
Fig. 2 is another traffic signal control method flow chart in the embodiment of the present invention one；
Fig. 3 is the traffic signal control system schematic diagram in the embodiment of the present invention two；
Fig. 4 is the signal control device structure schematic diagram in the embodiment of the present invention three.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining the present invention rather than limiting the invention.It also should be noted that in order to just
Only the parts related to the present invention are shown in description, attached drawing rather than entire infrastructure.
In addition, in embodiments of the present invention, the words such as " optionally " or " illustratively " for indicate to make example, illustration or
Explanation.Being described as any embodiment " optionally " or " illustratively " or design scheme in the embodiment of the present invention should not be by
It is construed to than other embodiments or design scheme more preferably or more advantage.Specifically, it uses " optionally " or " exemplary
The words such as ground " are intended to that related notion is presented in specific ways.
The embodiment of the present invention can be applied to the intellectual traffic control field under bus or train route cooperative surroundings, be set by signal control
The interaction of the standby multidimensional information between target vehicle, bus or train route corrdination centre is realized the control to road traffic signal, and then is realized
To the real-time control of target vehicle.
Embodiment one
The embodiment of the invention provides a kind of traffic signal control methods, and the detailed process of this method is as shown in Figure 1, packet
It includes:
S101, target vehicle send the information of vehicles of itself to bus or train route corrdination centre.
The information of vehicles of target vehicle includes its location information, such as through dimension etc., the travel speed of front vehicles, vehicle
Mark (Identification, ID) of current travel and vehicle etc..
Wherein, information of vehicles can be obtained by corresponding sensor module, for example, complete on target vehicle by being mounted on
Ball positioning system (Global Positioning System, GPS) module obtains the location information etc. of the vehicle.
Further, these information of vehicles can be sent to by target vehicle by the transceiver module being mounted on its vehicle body
Bus or train route corrdination centre, transceiver module design have antenna, can be used for real-time tranception information.
S102, bus or train route corrdination centre reach front cross road according to information of vehicles and road network model prediction target vehicle
The time of mouth and distance, and traffic behavior request instruction is sent to signal control equipment according to the time.
Similarly, bus or train route corrdination centre can receive the vehicle from target vehicle based on the transceiver module for being set to the center
Information, and according to the information of vehicles and road network model prediction target vehicle reach front cross crossing time and away from
From.
It is understood that front cross crossing is next intersection of target vehicle current driving location.
Wherein, road network model is stored in target vehicle, bus or train route corrdination centre and signal control equipment, target carriage
Can based on the road network model vehicle electronical display screen display electronic map.
More specifically, target vehicle can show on the electronic map itself current position, current travel speed,
Itself programme path of traveling and the traffic signal state at front cross crossing.
Wherein, traffic signal state may include the reddish yellow green color and trail guide with the arrow of traffic lights.
It include the trackside module being arranged in the form of plate in signal control equipment, which can support NTCIP
(National Transportation Communications for ITS Protocol) or traffic signal controlling machine with it is upper
Data communication protocol (GB20999) network protocol mode between the machine of position, and support Ethernet, long term evolution forth generation mobile communication
Technology (Long Term Evolution-4th-Generation mobile communication technology, LTE-
4G), the 5th third-generation mobile communication technology (5th-Generation mobile communication technology, 5G) interface
Mechanics of communication.Trackside module is sent the traffic signal state by transceiver module for obtaining above-mentioned traffic signal state
To target vehicle.
It will be appreciated by persons skilled in the art that signal control equipment to target vehicle send traffic signal state with
Before being shown on the electronic map of target vehicle, target vehicle needs to control equipment to signal and sends traffic signal state request
Instruction.
Optionally, which can pass through dedicated short-range communication (Dedicated Short
Range Communications, DSRC) technology be sent to signal control equipment.For example, in target vehicle apart from front cross
When the range of 100~200m of crossing, the trackside module in equipment is controlled with signal by DSRC and is communicated.
In addition, in embodiments of the present invention, before can predicting that target vehicle is reached by any means in the prior art
The time of square intersection and distance, the embodiment of the present invention are not construed as limiting this.
Bus or train route corrdination centre is based on the time to signal control after prediction target vehicle reaches the time at front cross crossing
Control equipment sends traffic behavior request instruction.
Optionally, bus or train route corrdination centre can be with the logical of LTE-4G to signal control equipment transmission traffic behavior request instruction
News mode is realized.
S103, signal control equipment send the front cross of acquisition according to traffic behavior solicited message to bus or train route corrdination centre
The current video information in crossing.
It includes transceiver module and video monitor module that signal, which controls in equipment,.
At the front cross crossing for obtaining acquisition when current video information, the embodiment of the invention provides one kind optionally
Implementation is that transceiver module sends called data to video monitoring module according to traffic behavior solicited message and instructs, video prison
Control module is instructed according to called data, by the current video information transmission in the front cross crossing of acquisition to transceiver module.
Further, video monitoring module can obtain video information by video private network from video monitoring system,
Wherein video monitoring system can be video monitoring system in the prior art.
S104, bus or train route corrdination centre determine that target vehicle reaches the front cross crossing time according to video information and distance
Traffic signal state, and to signal control equipment send carry traffic signal state signal switching command.
Bus or train route corrdination centre reaches front cross according to the video information data received and the target vehicle predicted in advance
The distance at crossing determines that target vehicle reaches the traffic signal state of front cross crossing time.
It should be noted that determining that target vehicle reaches the traffic signal state of front cross crossing time and can use now
There is any way in technology, it is not limited in the embodiment of the present invention.
Bus or train route corrdination centre sends the signal for carrying traffic signal state by way of LTE-4G to signal control equipment
Switching command.
S105, signal control equipment reach the time tune at front cross crossing in target vehicle according to signal switching command
The traffic signal state at whole front cross crossing.
Illustratively, the embodiment of the present invention provides a kind of embodiment of traffic signal state for adjusting front cross crossing
For signal controls the communication module in equipment after receiving signal switching command, which is transmitted to trackside module, by road
Side form block passes through letter by signal special net access whistle control system, and in the time that target vehicle reaches front cross crossing
The traffic signal state at number control system adjustment front cross crossing.
Optionally, which can be signal monitoring system in the prior art.
In addition, the embodiment of the present invention also mentions before target vehicle sends the information of vehicles of itself to bus or train route corrdination centre
A kind of implementation is supplied, in conjunction with Fig. 1, as shown in Figure 2, comprising:
S1010, target vehicle send logging request instruction to bus or train route corrdination centre.
After target vehicle starting, target vehicle sends logging request instruction to bus or train route corrdination centre, to request to log in vehicle
Road corrdination centre, and after logging in the bus or train route corrdination centre, the information of vehicles of itself is sent to bus or train route corrdination centre.
Optionally, target vehicle, which sends logging request instruction to bus or train route corrdination centre, can pass through the communication modes of LTE-4G
It realizes.
The embodiment of the invention provides a kind of traffic signal control methods, including target vehicle to send to bus or train route corrdination centre
The information of vehicles of itself；Bus or train route corrdination centre reaches front cross according to information of vehicles and road network model prediction target vehicle
The time at crossing and distance, and traffic behavior request instruction is sent to signal control equipment according to the time；Signal controls equipment
According to the traffic behavior request instruction received the video letter current to the front cross crossing that bus or train route corrdination centre sends acquisition
Breath；Bus or train route corrdination centre determines that target vehicle reaches the front cross crossing time according to the distance of video information data and prediction
Traffic signal state, and to signal control equipment send carry traffic signal state signal switching command；Signal control is set
The standby traffic signals according to signal switching command, at the time adjustment front cross crossing at target vehicle arrival front cross crossing
State.The information exchange between equipment, bus or train route corrdination centre is controlled by target vehicle and signal, may be implemented to road traffic
The control of signal, and then active control in real time is carried out to vehicle, to alleviate traffic congestion, improve road grid traffic safety.
Embodiment two
A kind of traffic signal control system provided by Embodiment 2 of the present invention, as shown in Figure 3, comprising: target vehicle 301,
Bus or train route corrdination centre 302, at least one signal control equipment 303.
Wherein, target vehicle 301, for sending itself information of vehicles to bus or train route corrdination centre, and, in target vehicle
Before the information of vehicles for sending itself to bus or train route corrdination centre, logging request instruction is sent to bus or train route corrdination centre.
Bus or train route corrdination centre 302 is handed over for reaching front according to information of vehicles and road network model prediction target vehicle
The time of cross road mouth and distance, and traffic behavior request instruction is sent to signal control equipment according to the time, and, according to video
Information and distance determine that target vehicle reaches the traffic signal state of front cross crossing time, and send out to signal control equipment
Send the signal switching command for carrying traffic signal state；
Wherein, road network model is stored in target vehicle, bus or train route corrdination centre and signal control equipment.
Further, signal control equipment includes transceiver module and video monitoring module；
Obtain the current video information in the front cross crossing of acquisition, comprising:
Transceiver module sends called data instruction to video monitoring module according to traffic behavior solicited message；
Video monitoring module is instructed according to called data, and the current video information transmission in the front cross crossing of acquisition is given
Transceiver module.
Wherein, video information is obtained from video monitoring system by video private network.
At least one signal controls equipment 303, for being adopted according to traffic behavior request instruction to the transmission of bus or train route corrdination centre
The current video information in the front cross crossing of collection, and according to signal switching command, front cross crossing is reached in target vehicle
Time adjustment front cross crossing traffic signal state.
It includes trackside module that signal, which controls equipment, which is mounted in signal control equipment in the form of board.
Further, the traffic signals shape at the time adjustment front cross crossing at front cross crossing is reached in target vehicle
State, comprising:
Trackside module is by signal special net access whistle control system, when target vehicle reaches front cross crossing
Between by whistle control system adjust front cross crossing traffic signal state.
It is understood that in embodiments of the present invention, when controlling equipment there are at least one signal, target vehicle can
Equipment is controlled to follow the signal that nearby principle selection needs to communicate.
A kind of traffic signal control system provided in an embodiment of the present invention may be implemented provided by the embodiment of the present invention one
Traffic signal control method has the corresponding device of execution method, device and beneficial effect.
Embodiment three
A kind of signal provided in an embodiment of the present invention controls equipment, as shown in figure 4, signal control equipment includes: transmitting-receiving
Module 401, video monitoring module 402, trackside module 403, memory 404.
Wherein, transceiver module 401 refer to for sending called data to video monitoring module according to traffic behavior solicited message
It enables；
Video monitoring module 402 believes the current video in the front cross crossing of acquisition for being instructed according to called data
Breath is transferred to transceiver module；
Trackside module 403, for reaching front cross in target vehicle by signal special net access whistle control system
The time at crossing adjusts the traffic signal state at front cross crossing by whistle control system；
Wherein, which is mounted in signal control equipment in the form of board；
Memory 404, for storing the computer program operated in signal control equipment.
A kind of signal provided in an embodiment of the present invention controls equipment, and traffic provided by the embodiment of the present invention one may be implemented
The function of signal control equipment, has the corresponding device of execution method, device and beneficial effect in signal control method.
Example IV
The embodiment of the present invention four also provides a kind of storage medium comprising computer executable instructions, and the computer is executable
Instruct the function when being executed by signal control equipment for realizing signal control equipment.
Certainly, a kind of storage medium comprising computer executable instructions, computer provided by the embodiment of the present invention
Traffic signals provided by any embodiment of the invention can also be performed in the feature operation that executable instruction is not limited to the described above
Relevant operation in control method.
By the description above with respect to embodiment, it is apparent to those skilled in the art that, the present invention
It can be realized by software and required common hardware, naturally it is also possible to which by hardware realization, but in many cases, the former is more
Good embodiment.Based on this understanding, technical solution of the present invention substantially in other words contributes to the prior art
Part can be embodied in the form of software products, which can store in computer readable storage medium
In, floppy disk, read-only memory (Read-Only Memory, ROM), random access memory (Random such as computer
Access Memory, RAM), flash memory (FLASH), hard disk or CD etc., including some instructions are with so that a computer is set
Standby (can be personal computer, server or the network equipment etc.) executes method described in each embodiment of the present invention.
It is worth noting that, in the embodiment of foregoing description traffic signal control method, included each unit and mould
Block is only divided according to the functional logic, but is not limited to the above division, and is as long as corresponding functions can be realized
It can；In addition, the specific name of each functional unit is also only for convenience of distinguishing each other, the protection model being not intended to restrict the invention
It encloses.
Note that the above is only a better embodiment of the present invention and the applied technical principle.It will be appreciated by those skilled in the art that
The invention is not limited to the specific embodiments described herein, be able to carry out for a person skilled in the art it is various it is apparent variation,
It readjusts and substitutes without departing from protection scope of the present invention.Therefore, although being carried out by above embodiments to the present invention
It is described in further detail, but the present invention is not limited to the above embodiments only, without departing from the inventive concept, also
It may include more other equivalent embodiments, and the scope of the invention is determined by the scope of the appended claims.
Claims (10)
1. a kind of traffic signal control method characterized by comprising
Target vehicle sends the information of vehicles of itself to bus or train route corrdination centre；
Bus or train route corrdination centre reaches front cross crossing according to the information of vehicles and road network model prediction target vehicle
Time and distance, and traffic behavior request instruction is sent to signal control equipment according to the time；
The signal control equipment sends the front of acquisition according to the traffic behavior request instruction to the bus or train route corrdination centre
The current video information in intersection；
The bus or train route corrdination centre is according to the video information and the distance, when determining that target vehicle reaches front cross crossing
Between traffic signal state, and the signal switching command for carrying the traffic signal state is sent to signal control equipment；
The signal control equipment reaches the time at front cross crossing according to the signal switching command, in the target vehicle
Adjust the traffic signal state at front cross crossing.
2. traffic signal control method according to claim 1, which is characterized in that the road network model is stored in institute
State target vehicle, the bus or train route corrdination centre and signal control equipment.
3. traffic signal control method according to claim 2, which is characterized in that the signal control equipment includes transmitting-receiving
Module and video monitoring module；
Obtain the current video information in the front cross crossing of acquisition, comprising:
The transceiver module sends called data instruction to the video monitoring module according to the traffic behavior solicited message；
The video monitoring module is instructed according to the called data, and the current video in the front cross crossing of the acquisition is believed
Breath is transferred to the transceiver module.
4. traffic signal control method according to claim 1-3, which is characterized in that the video information passes through
Video private network is obtained from video monitoring system.
5. traffic signal control method according to claim 1-3, which is characterized in that the signal controls equipment
Including trackside module, the trackside module is mounted in signal control equipment in the form of board.
6. traffic signal control method according to claim 5, which is characterized in that reach front cross road in target vehicle
The traffic signal state at the time adjustment front cross crossing of mouth, comprising:
The trackside module is by signal special net access whistle control system, when target vehicle reaches front cross crossing
Between by whistle control system adjust front cross crossing traffic signal state.
7. traffic signal control method according to claim 1, which is characterized in that cooperateed in the target vehicle to bus or train route
Before center sends the information of vehicles of itself, the method also includes:
The target vehicle sends logging request instruction to the bus or train route corrdination centre.
8. a kind of traffic signal control system characterized by comprising
Target vehicle, for sending itself information of vehicles to bus or train route corrdination centre；
Bus or train route corrdination centre, for reaching front cross road according to the information of vehicles and road network model prediction target vehicle
The time of mouth and distance, and traffic behavior request instruction is sent to signal control equipment according to the time, and, according to video
Information data and distance determine that target vehicle reaches the traffic signal state of front cross crossing time, and set to signal control
Preparation send the signal switching command for carrying the traffic signal state；
At least one signal controls equipment, for being adopted according to the traffic behavior request instruction to bus or train route corrdination centre transmission
The current video information in the front cross crossing of collection, and according to signal switching command, front cross is reached in the target vehicle
The traffic signal state at the time adjustment front cross crossing at crossing.
9. a kind of signal controls equipment characterized by comprising transceiver module, video monitoring module, trackside module, memory；
The transceiver module refers to for sending called data to the video monitoring module according to the traffic behavior solicited message
It enables；
The video monitoring module, for being instructed according to the called data, the front cross crossing of the acquisition is current
Video information transmission gives the transceiver module；
The trackside module, for reaching front cross road in target vehicle by signal special net access whistle control system
The time of mouth passes through the traffic signal state that whistle control system adjusts front cross crossing；
The trackside module is mounted in the signal control equipment in the form of board；
The memory, for storing the computer program operated in the signal control equipment.
10. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the computer program
When being executed by processor, the function such as signal of any of claims 1-7 control equipment is realized.
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| CN109410604A (en) * | 2018-12-25 | 2019-03-01 | 重庆长安汽车股份有限公司 | Traffic lights information acquisition device and method |
| CN110047280A (en) * | 2019-04-04 | 2019-07-23 | 广州中国科学院软件应用技术研究所 | A kind of intelligent Control System for Traffic Lights for supporting bus or train route to cooperate with |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113382385A (en) * | 2021-08-12 | 2021-09-10 | 深圳市城市交通规划设计研究中心股份有限公司 | Vehicle authorization method, device, computer and storage medium |
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