CN107730958A - Intelligent public transportation dispatching and data transmission system - Google Patents

Abstract

The present invention provides a structure diagram of an intelligent bus dispatching and data transmission system, comprising: a GPS dispatching device, a data transmission device and a central management platform, the GPS dispatching device, the data transmission device and the central management platform are connected to each other and communicate bidirectionally, The intelligent bus dispatching and data transmission system of the present invention realizes cross-regional unified management and resource sharing, thereby providing a brand-new and intuitive comprehensive information service that expands the range of vision and hearing for city managers and the bus industry; The original image is subjected to low-pass filtering in the spatial domain to reduce image noise, which is of great help to video viewing and case evidence collection related to surveillance images.

Description

Intelligent bus dispatching and data transmission system

technical field

The invention relates to the field of the Internet of Things, in particular to an intelligent bus dispatching and data transmission system.

Background technique

In recent years, the contradiction between urban road infrastructure and traffic demand has become increasingly prominent. Providing corresponding intelligent information services to vehicles is one of the important means to effectively alleviate urban traffic congestion.

The vehicle information service based on the Internet of Things refers to the integration of various communication capabilities, information and service resources through the wireless communication network, and the use of location-based positioning technology and electronic maps through open and rich interfaces. The personnel provide driving safety, communication, navigation, entertainment and maintenance services, and realize the monitoring of the driver's driving behavior and the management of the vehicle status.

However, the existing bus management platform mainly relies on manual scheduling of vehicles, which has a low degree of intelligence and low data transmission efficiency, and the in-vehicle images transmitted by the bus to the management platform are not high in definition, and cannot well support video viewing and case management. Forensics.

Contents of the invention

Aiming at the above-mentioned defects in the prior art, the present invention provides an intelligent bus dispatching and data transmission system, comprising:

The GPS dispatching device, the data transmission device and the central management platform are logically or electrically connected to each other, and can communicate bidirectionally.

The GPS scheduling device includes a positioning tracking module, a track playback module, a real-time scheduling module, a real-time alarm module, a mileage statistics module, a fuel consumption management module and an arrival forecast module, the positioning tracking module, a track playback module, a real-time scheduling module, a real-time The alarm module, the mileage statistics module, the fuel consumption management module and the arrival forecast module are sequentially connected and bidirectionally communicated; wherein.

The positioning tracking module transmits the positioning information calculated by the vehicle to the central management platform through wireless transmission, and cooperates with the electronic map to realize positioning tracking, understand the vehicle running route in real time, and improve the utilization efficiency of the vehicle. The positioning information transmission methods include the following methods.

1) Timing return: 10s~10min to transmit positioning information once, and the time interval can be set by the customer.

2) Roll call return: Under normal circumstances, no positioning data is transmitted, only when the customer sends a positioning request

, send location information once;

3) Fixed-time return: within a certain time interval, set the number of return positioning, and perform positioning tracking for the vehicle at a certain moment.

The trajectory playback module queries the historical trajectory data of the specified vehicle in the time period according to a certain past time period selected by the system, and performs historical trajectory playback to determine future responsibilities and whether there is any violation of the specified route.

Provide reference data for the investigation of driving, unauthorized loading and loading and unloading of goods.

The real-time scheduling module is used to maintain communication with the vehicle at any time and issue scheduling information in a timely manner. The scheduling methods include the following methods.

1) Voice dispatch: Carry out voice communication with the command and monitoring center through the vehicle handle or headset, in order to save communication

Expenses, a group of telephone numbers can be set through the platform, communication within the group can be multi-party with the command and monitoring center

call.

2) SMS dispatching: through the dispatching screen of the vehicle, receive and display the SMS sent by the command and monitoring center.

3) TTS voice broadcast scheduling: Receive and display the short messages sent by the command and monitoring center through the dispatching screen of the vehicle. After the information is sent by the monitoring center, it can be played by voice to reduce accidents.

The real-time alarm module provides the following alarm methods.

1) Emergency alarm, the emergency alarm button is installed on the vehicle, press the button, the command and monitoring center can receive

Alarm information, processing;

2) Speeding alarm, record the historical track of the vehicle in real time through GPS to check the speed of the vehicle during the accident process, this function is combined with the scheduling function and the electronic map to remind the driver to drive safely according to the level of the driving section.

3) Area alarm. Multiple rectangular/polygon areas are sent to the GPS terminal on the central management platform. When the vehicle enters the set area and then drives out or enters the set area, it sends an alarm message to the monitoring center.

4) Off-track alarm, set the vehicle's driving route on the electronic map, and specify the vehicle's deviation distance. When the vehicle deviates from the specified distance of the route during driving, the system will send out an off-track alarm.

5) Fatigue driving alarm, the command and monitoring center sets a time period, and the system monitors this time period. If the vehicle continues to drive beyond the set time period, it will issue relevant information reminding the driver to rest and not to drive fatigued.

The mileage statistics module calculates the mileage data of the vehicle through latitude and longitude, uploads and saves the mileage data to the system database for real-time viewing and historical mileage statistics, and can export data to realize automatic reminders of vehicle maintenance according to the set values.

The fuel consumption management module uploads the change of fuel consumption to the command and monitoring center, and obtains the fuel consumption through the following methods: maintaining the fuel consumption data of different vehicles per 100 kilometers, and calculating the fuel consumption of the vehicle through the mileage of the vehicle.

Or connect the fuel gauge of the vehicle to directly upload the fuel consumption data to the command and monitoring center.

The arrival forecast module uses the central management platform to collect the location information of all vehicles, calculates the estimated time of vehicle arrival at the platform through analysis, and sends this information to the corresponding electronic stop sign of the station in real time and scrolls for display.

The data transmission device includes a road condition monitoring module, a video recording management module, an electronic stop sign module, a remote image module and an information release module, and the road condition monitoring module, a video recording management module, an electronic stop sign module, a remote image module and an information release module are sequentially Connect and communicate bi-directionally; where.

The road condition monitoring module utilizes 2 to 6 cameras installed on the bus to take pictures of the front of the vehicle, the driver's driving operation, the face of passengers on and off the door, the real situation in the vehicle, and the images of the fare box, and filter the image information in real time. Upload to the command and monitoring center.

The video management module supports both front-end and platform video recording methods, and the hard disk in the vehicle-mounted hard disk video recorder loops video for later verification; the vehicle-mounted hard disk video recorder adopts MPEG4 or H.264 encoding, and the video storage time is not less than 15 days, about 16 hours of working time, and set up a dedicated storage server video recording on the central management platform.

The electronic station sign module captures the real-time video of the station to the command and monitoring center through the 4G camera installed on the electronic stop sign, uses the 4G network to transmit the remote video file, and then plays the function control file of remote management to realize remote advertising or News broadcast.

The remote image module is used for convenient retrieval and playback of video recordings, which can be played back arbitrarily at a specified time period.

It can be locked for the period of special circumstances that occur during the period, so as to avoid covering it during data entry.

The information publishing module releases the location of vehicles, public service advertisements and real-time news information to passengers and citizens through 4G network, vehicle media advertising screen, LED display and electronic stop board channels, communicates with drivers and passengers in real time through the voice function of 4G card, and communicates with drivers and passengers through text messages. The function realizes the information reminder of entering and exiting the station.

The central management platform is composed of a front-end acquisition device, a platform management server, a database server, an AAA server, a client access server, a front-end access server, a storage server, a distribution server, and a command and monitoring center. The wireless network communicates with the platform management server, database server, AAA server, client access server, front-end access server, storage server, distribution server and command and monitoring center to realize unified management of bus services, business statistics, business analysis, data Backup, video distribution and routing scheduling functions.

Front-end acquisition equipment, including 4G cameras, vehicle-mounted hard disk video recorder DVR and LTE wireless router equipment installed within the range of buses, bus stations and electronic platforms, realizes image data acquisition, local storage and data transmission functions; the command and monitoring center is the system and use Customers can monitor and manage video streams through large screens, C/S or B/S clients. The command and monitoring center is composed of video walls, software/hardware decoders, main consoles and monitoring management software. , for professional users. When authorized, users can access various system functions through traditional monitoring terminals or C/S methods; the AAA server is responsible for authenticating the user's domain The domain name and the user name and password of the user are checked and verified, and the network can only be accessed after the verification is passed; the LTE wireless router device on the user side supports the L2TP protocol and the RADIUS protocol.

Preferably, the data transmission network is composed of a wireless virtual private dial-up network VPDN and corresponding dedicated lines to realize the collection of 4G intelligent public transport business data and the interconnection of other equipment in the command and monitoring center and the central management platform, and the users of the public transport industry can send their own information to the vehicle-mounted equipment. 1P address is allocated, and the bus industry application private network is completely isolated from the Internet.

Preferably, the road condition monitoring module performs filtering processing on the image information, specifically, performing low-pass filtering according to the following formula.

Among them, the original image f(x,y) and the filtered image g(x,y) are dimensional image matrix, is the largest eigenvalue of the matrix f(x,y), h(m,n) is dimensional low-pass filter matrix, , E is dimension identity matrix.

An intelligent bus scheduling and data transmission system of the present invention is based on 4G network communication, and at the same time integrates technologies such as GPS positioning and intelligent information processing, and performs network transmission of video and audio data and positioning data collection points in the bus industry, realizing cross- Unified regional management and resource sharing provide city managers and the public transport industry with a new and intuitive comprehensive information service that expands the range of vision and hearing; through low-pass filtering in the spatial domain of the original image, image noise is reduced , It has provided great help to video viewing and case evidence collection related to surveillance images.

Description of drawings

Fig. 1 is a structure diagram of the intelligent bus dispatching and data transmission system of the present invention.

Fig. 2 is a structure diagram of the GPS scheduling device of the present invention.

FIG. 3 is a structural diagram of the data transmission device of the present invention.

Fig. 4 is a structure diagram of the central management platform of the present invention.

detailed description

The present invention will be described in further detail below through specific implementation methods and/or examples in conjunction with the accompanying drawings.

As shown in Fig. 1, it provides the architecture diagram of the intelligent bus dispatching and data transmission system of the present invention, including.

The GPS dispatching device, the data transmission device and the central management platform are logically or electrically connected to each other, and can communicate bidirectionally.

The data transmission network is composed of wireless virtual private dial-up network VPDN and corresponding dedicated lines to realize the collection of 4G intelligent bus service data and the interconnection between the command and monitoring center and other equipment in the central management platform, and the users of the bus industry can assign 1P addresses to the on-board equipment by themselves , The bus industry application private network is completely isolated from the Internet.

Referring to Fig. 2, described GPS dispatching device comprises positioning tracking module, track playback module, real-time scheduling module, real-time alarm module, mileage statistics module, fuel consumption management module and arrival forecast module, described positioning tracking module, track playback module, real-time The dispatching module, the real-time alarm module, the mileage statistics module, the fuel consumption management module and the arrival forecast module are sequentially connected and bidirectionally communicated;

The positioning tracking module transmits the positioning information calculated by the vehicle to the central management platform through wireless transmission, and cooperates with the electronic map to realize positioning tracking, understand the vehicle running route in real time, and improve the utilization efficiency of the vehicle. The positioning information transmission methods include the following methods.

1) Timing return: 10s~10min to transmit positioning information once, and the time interval can be set by the customer.

2) Roll call return: Under normal circumstances, no positioning data is transmitted, only when the customer sends a positioning request

When there is a need, send positioning information once; for example, for leading vehicles, only when there is a need for positioning,

No positioning is performed.

3) Fixed-time return: within a certain time interval, such as 2 minutes or 5 minutes, set the number of times of return positioning, and perform positioning tracking for the vehicle at a certain moment.

The trajectory playback module queries the historical trajectory data of the specified vehicle in the time period according to a certain past time period selected by the system, and performs historical trajectory playback to determine future responsibilities and whether there is any violation of the specified route.

Provide reference data for tracing behaviors such as driving, loading and unloading goods without permission.

The real-time scheduling module is used to maintain communication with vehicles at any time, and timely issue scheduling information such as departure information. The scheduling methods include the following methods.

1) Voice dispatch: Carry out voice communication with the command and monitoring center through the vehicle handle or headset, in order to save communication

Expenses, a group of telephone numbers can be set through the platform, communication within the group can be multi-party with the command and monitoring center

call.

2) SMS dispatching: through the dispatching screen of the vehicle, receive and display the SMS sent by the command and monitoring center.

3) TTS voice broadcast scheduling: Receive and display the short messages sent by the command and monitoring center through the dispatching screen of the vehicle. After the information is sent by the monitoring center, it can be played by voice to reduce accidents.

The real-time alarm module provides the following alarm methods.

1) Emergency alarm, the emergency alarm button is installed on the vehicle, press the button, the command and monitoring center can receive

Alarm information, for processing; for example, monitoring the situation in the car, rescue, etc.

2) Speeding alarm, record the historical track of the vehicle in real time through GPS, and check the speed of the vehicle during the accident process. This function is combined with the dispatching function and the electronic map. The driver drives safely.

3) Area alarm. Multiple rectangular/polygon areas are sent to the GPS terminal on the central management platform. When the vehicle enters the set area and then drives out or enters the set area, it sends an alarm message to the monitoring center.

4) Off-track alarm, set the vehicle's driving route on the electronic map, and specify the vehicle's deviation distance. When the vehicle deviates from the specified distance of the route during driving, the system will send out an off-track alarm.

5) Fatigue driving alarm, the command and monitoring center sets a time period, and the system monitors this time period. If the vehicle continues to drive beyond the set time period, it will issue relevant information reminding the driver to rest and not to drive fatigued.

The mileage statistics module calculates the mileage data of the vehicle through latitude and longitude, uploads and saves the mileage data to the system database for real-time viewing and historical mileage statistics, and can export data to realize automatic reminders of vehicle maintenance according to the set values.

The fuel consumption management module uploads the change of fuel consumption to the command and monitoring center, and obtains the fuel consumption through the following methods: maintaining the fuel consumption data of different vehicles per 100 kilometers, and calculating the fuel consumption of the vehicle through the mileage of the vehicle.

Or connect the fuel gauge of the vehicle to directly upload the fuel consumption data to the command and monitoring center.

The arrival forecast module uses the central management platform to collect the location information of all vehicles, calculates the estimated time of vehicle arrival at the platform through analysis, and sends this information to the corresponding electronic stop sign of the station in real time and scrolls for display.

Referring to Fig. 3, described data transmission device comprises road condition monitoring module, video recording management module, electronic stop sign module, remote image module and information release module, described road condition monitoring module, video recording management module, electronic stop sign module, remote image module and The information publishing modules are connected sequentially and communicate bidirectionally; wherein.

The road condition monitoring module utilizes 2 to 6 cameras installed on the bus to take pictures of the front of the vehicle, the driver's driving operation, the face of passengers on and off the door, the real situation in the vehicle, and the images of the fare box, and filter the image information in real time. Upload to the command and monitoring center.

The video management module supports both front-end and platform video recording methods, and the hard disk in the vehicle-mounted hard disk video recorder loops video for later verification; the vehicle-mounted hard disk video recorder adopts MPEG4 or H.264 encoding, and the video storage time is not less than 15 days, about 16 hours of working time, and set up a dedicated storage server video recording on the central management platform.

The electronic station sign module captures the real-time video of the station to the command and monitoring center through the 4G camera installed on the electronic stop sign, uses the 4G network to transmit the remote video file, and then plays the function control file of remote management to realize remote advertising or News broadcast.

The remote image module is used for convenient retrieval and playback of video recordings, which can be played back arbitrarily at a specified time period.

It can be locked for the period of special circumstances that occur during the period, so as to avoid covering it during data entry.

The information release module releases information such as line vehicle location, public service advertisements, and real-time news to passengers and citizens through various channels such as 4G network, on-board media advertising screen, LED display, and electronic stop signs, and communicates with drivers and passengers in real time through the 4G card voice function. Call, through the SMS function to realize the information reminder of entering and exiting the station.

Referring to Fig. 4, described central management platform is made up of front-end acquisition equipment, platform management server, database server, AAA server, client access server, front-end access server, storage server, distribution server and command monitoring center, and described front-end acquisition The equipment communicates with the platform management server, database server, AAA server, client access server, front-end access server, storage server, distribution server and command and monitoring center through a wired or wireless network to realize unified management of bus services, business statistics, Business analysis, data backup, video distribution and routing scheduling functions.

Front-end acquisition equipment, including 4G cameras, vehicle-mounted hard disk video recorder DVR and LTE wireless router equipment installed in the range of buses, bus stations, electronic platforms, etc., realize image data acquisition, local storage and data transmission functions; the command and monitoring center is the system and The user's interactive interface, customers can monitor and manage video streams through large screens, C/S or B/S clients. The command and monitoring center consists of video walls, software/hardware decoders, main consoles and monitoring management software Composition, for professional users, users can complete access to various system functions through traditional monitoring terminals or C/S methods when authorized; the AAA server is responsible for authenticating the user's domain name, and the AAA server authenticates the login user The domain name of the user and the user name and password of the user are checked and verified, and the network can only be accessed after the verification is passed; the LTE wireless router device on the user side supports the L2TP protocol and the RADIUS protocol.

Among them, the data transmission network is composed of wireless virtual private dial-up network VPDN and corresponding dedicated lines, which realizes the collection of 4G intelligent bus service data and the interconnection between the command and monitoring center and other equipment in the central management platform, and the users of the bus industry can allocate to the on-board equipment by themselves. 1P address, the bus industry application private network and the Internet are completely isolated.

In order to reduce image noise, the road condition monitoring module performs filtering processing on the image information, specifically, performing low-pass filtering according to the following formula.

Among them, the original image f(x,y) and the filtered image g(x,y) are dimensional image matrix, is the largest eigenvalue of the matrix f(x,y), h(m,n) is dimensional low-pass filter matrix, , E is dimension identity matrix.

The intelligent bus dispatching and data transmission system of the present invention can be integrated in the bus software and hardware system by software or hardware, and/or integrated in other devices and equipment connected with the bus software and hardware system by software or hardware. The system is based on 4G network communication and integrates technologies such as GPS positioning and intelligent information processing. Managers and the public transportation industry provide a brand-new and intuitive all-round comprehensive information service that expands the range of vision and hearing; through low-pass filtering in the spatial domain of the original image, image noise is reduced, and video viewing related to surveillance images and case evidence collection Provided great help.

The descriptions of the above embodiments and/or examples are only used to help understand the methods and ideas of the present invention, and should not be construed as limiting the present invention. Simple replacements and modifications made according to the technical solution of the present invention still belong to the scope of protection covered by the claims and description of the present invention.

Claims (3)

1. The intelligent bus dispatching and data transmission system is characterized in that it includes: GPS dispatching device, data transmission device and central management platform, said GPS dispatching device, data transmission device and central management platform are connected logically or electrically, and can communicate bidirectionally; The GPS scheduling device includes a positioning tracking module, a track playback module, a real-time scheduling module, a real-time alarm module, a mileage statistics module, a fuel consumption management module and an arrival forecast module, the positioning tracking module, a track playback module, a real-time scheduling module, a real-time The alarm module, the mileage statistics module, the fuel consumption management module and the arrival forecast module are connected in sequence and communicate bidirectionally; among them, The positioning tracking module transmits the positioning information calculated by the vehicle to the central management platform through wireless transmission, and cooperates with the electronic map to realize positioning tracking, understand the vehicle running route in real time, and improve the utilization efficiency of the vehicle. The positioning information transmission methods include the following methods: 1) Timing return: 10s~10min to transmit positioning information once, and the time interval can be set by the customer; 2) Roll call return: Under normal circumstances, no positioning data is transmitted, only when the customer sends a positioning request , send location information once; 3) Fixed-time return: within a certain time interval, set the number of return positioning, and perform positioning tracking for the vehicle at a certain moment; The trajectory playback module queries the historical trajectory data of the specified vehicle in the time period according to a certain past time period selected by the system, and performs historical trajectory playback to determine future responsibilities and whether there is any violation of the specified route. Provide reference data for tracing, driving, private loading and loading and unloading of goods; The real-time scheduling module is used to maintain communication with the vehicle at any time and issue scheduling information in a timely manner. The scheduling methods include the following methods: 1) Voice dispatch: Carry out voice communication with the command and monitoring center through the vehicle handle or headset, in order to save communication Expenses, a group of telephone numbers can be set through the platform, communication within the group can be multi-party with the command and monitoring center call; 2) SMS dispatching: through the dispatching screen of the vehicle, receive and display the SMS sent by the command and monitoring center; 3) TTS voice broadcast scheduling: through the dispatch screen of the vehicle, receive the short message sent by the command and monitoring center, and display it. After sending the message through the monitoring center, it can be played by voice to reduce accidents; The real-time alarm module provides the following alarm methods: 1) Emergency alarm, the emergency alarm button is installed on the vehicle, press the button, the command and monitoring center can receive Alarm information, processing; 2) Speeding alarm, record the historical track of the vehicle in real time through GPS to check the speed of the vehicle during the accident process, this function is combined with the scheduling function and the electronic map to remind the driver to drive safely according to the level of the driving section; 3) Regional alarm, send multiple rectangular/polygonal areas to the GPS terminal on the central management platform, when the vehicle enters the set area and drives out or enters the set area, it will send an alarm message to the monitoring center; 4) Off-track alarm, set the vehicle's traveling route on the electronic map, and specify the vehicle's deviation distance, when the vehicle deviates from the specified distance of the route during driving, the system will issue an off-track alarm; 5) Fatigue driving alarm, the command and monitoring center sets a time period, and the system monitors this time period. If the vehicle continues to drive beyond the set time period, it will issue relevant information reminding the driver to rest and not to drive fatigued; The mileage statistics module calculates the mileage data of the vehicle through latitude and longitude, and uploads and saves the mileage data to the system database for real-time viewing and historical mileage statistics, and can export data to realize automatic reminder of vehicle maintenance according to the set value; The fuel consumption management module uploads the change of fuel consumption to the command and monitoring center, and obtains the fuel consumption in the following ways: maintains the fuel consumption data of different vehicles per 100 kilometers, calculates the fuel consumption of the vehicle through the mileage of the vehicle, Or connect the fuel gauge of the vehicle to directly upload the fuel consumption data to the command and monitoring center; The arrival forecast module uses the central management platform to collect the location information of all vehicles, calculates the estimated time of vehicle arrival at the platform through analysis, and sends this information to the corresponding electronic stop sign of the station in real time and scrolls to display it; The data transmission device includes a road condition monitoring module, a video recording management module, an electronic stop sign module, a remote image module and an information release module, and the road condition monitoring module, a video recording management module, an electronic stop sign module, a remote image module and an information release module are sequentially Connect and communicate bi-directionally; where, The road condition monitoring module utilizes 2 to 6 cameras installed on the bus to take pictures of the front of the vehicle, the driver's driving operation, the face of passengers on and off the door, the real situation in the vehicle, and the images of the fare box, and filter the image information in real time. Upload to the command and monitoring center; The video management module supports both front-end and platform video recording methods, and the hard disk in the vehicle-mounted hard disk video recorder loops video for later verification; the vehicle-mounted hard disk video recorder adopts MPEG4 or H.264 encoding, and the video storage time is not less than 15 days, about 16 hours of working time, and set up a dedicated storage server video recording on the central management platform; The electronic station sign module captures the real-time video of the station to the command and monitoring center through the 4G camera installed on the electronic stop sign, uses the 4G network to transmit the remote video file, and then plays the function control file of remote management to realize remote advertising or news broadcast; The remote image module is used for convenient retrieval and playback of video recordings, which can be played back arbitrarily at a specified time period. The time period of the special situation that occurs during the interval can be locked to avoid covering it during data entry; The information publishing module releases the location of vehicles, public service advertisements and real-time news information to passengers and citizens through 4G network, vehicle media advertising screen, LED display and electronic stop board channels, communicates with drivers and passengers in real time through the voice function of 4G card, and communicates with drivers and passengers through text messages. The function realizes the information reminder of entering and exiting the station; The central management platform is composed of a front-end acquisition device, a platform management server, a database server, an AAA server, a client access server, a front-end access server, a storage server, a distribution server, and a command and monitoring center. The wireless network communicates with the platform management server, database server, AAA server, client access server, front-end access server, storage server, distribution server and command and monitoring center to realize unified management of bus services, business statistics, business analysis, data Backup, video distribution and routing scheduling functions; Front-end acquisition equipment, including 4G cameras, vehicle-mounted hard disk video recorder DVR and LTE wireless router equipment installed within the range of buses, bus stations and electronic platforms, realizes image data acquisition, local storage and data transmission functions; the command and monitoring center is the system and use Customers can monitor and manage video streams through large screens, C/S or B/S clients. The command and monitoring center is composed of video walls, software/hardware decoders, main consoles and monitoring management software. , for professional users. When authorized, users can access various system functions through traditional monitoring terminals or C/S methods; the AAA server is responsible for authenticating the user's domain The domain name and the user name and password of the user are checked and verified, and the network can only be accessed after the verification is passed; the LTE wireless router device on the user side supports the L2TP protocol and the RADIUS protocol. 2. The system according to claim 1, wherein the data transmission network is composed of a wireless virtual private dial-up network (VPDN) and corresponding dedicated lines, and realizes the collection of 4G intelligent bus service data and the communication between other equipment in the command and monitoring center and the center management platform. Interconnection, and users in the public transport industry can assign 1P addresses to vehicle equipment by themselves, and the private network of the public transport industry is completely isolated from the Internet. 3. The system according to claim 1, wherein the road condition monitoring module performs filtering processing on the image information, specifically, performing low-pass filtering according to the following formula: Among them, the original image f(x,y) and the filtered image g(x,y) are dimensional image matrix, is the largest eigenvalue of the matrix f(x,y), h(m,n) is dimensional low-pass filter matrix, , E is dimension identity matrix.