CN107846659A - Car networking data transmission method, system, mobile terminal and storage medium - Google Patents

Abstract

The present invention provides a data transmission method, system, mobile terminal and storage medium of the Internet of Vehicles, the method comprising: obtaining vehicle information stored in the vehicle-mounted terminal, and controlling the vehicle-mounted terminal to correspond to other vehicle-mounted terminals within a preset interval distance Information sharing; obtain road information, and draw road traffic map according to road information and vehicle information; when receiving a navigation request sent by any vehicle terminal, match the navigation request with the road traffic map to obtain the navigation result, and The result is sent to the corresponding vehicle-mounted terminal. Through the acquisition design of vehicle information and road information, the present invention makes data calculation accurate, the burden on the server is small, and information transmission is timely, avoiding information transmission lag caused by large data volume, and through vehicle-based The information and the road information draw the road traffic map, so that the drawing accuracy of the road traffic map is high, the analysis data provided to the user is high, and the user experience is improved.

Description

Vehicle networking data transmission method, system, mobile terminal and storage medium

technical field

The present invention relates to the field of communication technology, in particular to a method, system, mobile terminal and storage medium for data transmission of the Internet of Vehicles.

Background technique

With the improvement of people's living standards, cars have become a must-have for more and more families. Due to the increase in vehicles, the road congestion is getting higher and higher, especially in the morning, middle and evening rush hours. The increase in the number of people passing through the road leads to an increase in traffic flow and serious congestion. Therefore, the Internet of Vehicles technology was born. The Internet of Vehicles (Internet of Vehicles) is a huge interactive network composed of information such as vehicle locations, speeds, and routes. The use makes people's travel more and more convenient, but because the Internet of Vehicles is an emerging technology in recent years, its technical methods are not perfect enough, and there are still many technologies to be perfected, so the development of Internet of Vehicles technology has attracted more and more attention.

In the existing Internet of Vehicles data transmission process, the analysis of road information is inaccurate, resulting in inaccurate drawing of road condition maps, which makes the analysis data provided to users less accurate, thereby reducing user experience. In the process of networked data transmission, only the user's own vehicle data analysis results are sent to the user, so that the user cannot understand the vehicle information in its surrounding environment.

Contents of the invention

Based on this, the purpose of the embodiments of the present invention is to provide a vehicle networking data transmission method, system, mobile terminal and storage medium with high accuracy in drawing road condition maps.

In a first aspect, the present invention provides a method for transmitting data in the Internet of Vehicles, the method comprising:

Obtain vehicle information stored in the vehicle-mounted terminal, and control the vehicle-mounted terminal to share corresponding information with other vehicle-mounted terminals within a preset distance;

Obtaining road information, and drawing a road condition map according to the road information and the vehicle information;

When a navigation request sent by any of the vehicle-mounted terminals is received, the navigation request is matched with the road traffic map to obtain a navigation result, and the navigation result is sent to the corresponding vehicle-mounted terminal.

The above data transmission method for the Internet of Vehicles, through the acquisition design of the vehicle information and the road information, enables accurate data calculation, short time consumption, less calculated data, less burden on the server, and timely information transmission, effectively avoiding data due to The phenomenon of information transmission lag caused by a large amount of traffic occurs, and by drawing the road traffic map based on the vehicle information and the road information, the drawing accuracy of the road traffic map is high, so that the analysis data provided to the user is accurate High degree, improve the user experience.

Further, the step of matching the navigation request with the road traffic map includes:

Obtain the start point and end point in the navigation request, and obtain a navigation route on the road traffic map according to the start point and the end point;

Acquiring the driving distances of different navigation routes respectively, sorting the corresponding navigation routes in ascending order according to the driving distances, and stopping the ascending sorting when the number of preset digits is reached, so as to obtain a distance ranking table;

respectively calculating the travel time of different navigation routes in the distance ranking table, and sorting the corresponding navigation routes in ascending order according to the travel time to obtain a time ranking table;

Obtaining the distance serial number and time serial number of the same navigation route in the distance ranking table and the time ranking table respectively, and calculating the sum of the distance serial number and the time serial number to obtain the final serial number;

Arranging the corresponding navigation routes in ascending order according to the final serial number, and displaying the arrangement result.

Further, the step of separately calculating the travel time of different navigation routes in the distance ranking table includes:

Obtaining the congestion levels of different navigation routes respectively, and calculating the congestion speed according to the congestion levels;

The travel time is calculated according to the congestion speed and the corresponding travel distance.

Further, the step of drawing a road condition map according to the road information and the vehicle information includes:

Draw a road map according to the road information;

combining the vehicle information and the road information obtained at the same time to obtain road condition information;

Carry out vehicle marking on the road map according to the road condition information, and perform deduplication processing and superposition processing on the marked road map to obtain the road traffic condition map.

Further, the steps of performing deduplication processing and superposition processing on the marked road map respectively include:

judging whether the same vehicle mark exists on the road map;

If so, delete identical said vehicle marks to one;

Further, after the step of obtaining the road condition map, the method further includes:

Obtaining the coordinate information of each of the vehicle-mounted terminals respectively, and obtaining map information corresponding to a preset area on the road traffic map according to the coordinate information;

and sending the acquired map information to the corresponding vehicle-mounted terminals respectively.

Further, the step of controlling the vehicle-mounted terminals within the preset distance to share information includes:

Acquiring the coordinate information of each of the vehicle-mounted terminals respectively, and judging whether the vehicle interval between different vehicle-mounted terminals is less than the preset distance according to the coordinate information;

If so, control the vehicle information in different vehicle-mounted terminals to share information with each other.

In a second aspect, the present invention provides a data transmission system for the Internet of Vehicles, including:

The vehicle information acquisition module acquires the vehicle information stored in the vehicle-mounted terminal, and controls the vehicle-mounted terminal to share corresponding information with other vehicle-mounted terminals within a preset distance;

A drawing module, configured to acquire road information, and draw a road condition map according to the road information and the vehicle information;

A navigation module, configured to match the navigation request with the road traffic map to obtain a navigation result when receiving a navigation request sent by any of the vehicle-mounted terminals, and send the navigation result to the corresponding Describe the vehicle terminal.

The above vehicle networking data transmission system, through the acquisition design of the vehicle information and the road information by the vehicle information acquisition module, enables accurate data calculation, short time consumption, less calculated data, less burden on the server, and timely information transmission , effectively avoiding the phenomenon of information transmission lag caused by a large amount of data, and drawing the road traffic map based on the vehicle information and the road information through the drawing module, so that the road traffic map The drawing accuracy is high, so that the analysis data provided to the user is highly accurate, and the user experience is improved.

In a third aspect, the present invention provides a mobile terminal, including a memory and a processor, the memory is used to store a computer program, and the processor runs the computer program to enable the mobile terminal to perform the above-mentioned Internet of Vehicles data transmission method.

In a fourth aspect, the present invention provides a storage medium on which the computer program used in the above mobile terminal is stored.

Description of drawings

FIG. 1 is a flow chart of a data transmission method for the Internet of Vehicles provided by the first embodiment of the present invention;

FIG. 2 is a flow chart of a data transmission method for the Internet of Vehicles provided by the second embodiment of the present invention;

Fig. 3 is the specific implementation steps of step S41 in Fig. 2;

FIG. 4 is a flow chart of a data transmission method for the Internet of Vehicles provided by the third embodiment of the present invention;

5 is a schematic structural diagram of a data transmission system for the Internet of Vehicles provided by a fourth embodiment of the present invention;

Detailed ways

In order to facilitate a better understanding of the present invention, the present invention will be further explained below in conjunction with the accompanying drawings of related embodiments. Embodiments of the invention are shown in the drawings, but the invention is not limited to the preferred embodiments described above. Rather, these embodiments are provided so that the disclosure of the invention will be more thorough.

Please refer to FIG. 1 , which is a flowchart of a data transmission method for the Internet of Vehicles provided by the first embodiment of the present invention, including steps S10 to S40 .

Step S10, obtaining vehicle information stored in the vehicle-mounted terminal, and controlling the vehicle-mounted terminal to share corresponding information with other vehicle-mounted terminals within a preset distance;

Wherein, the vehicle-mounted terminal is electrically connected to the server through a wireless network, and obtains the vehicle information stored in the vehicle-mounted terminal in real time through GPS positioning, RFID identification technology, automobile black box, camera and retrieval system, and simultaneously controls Information sharing is performed between the vehicle-mounted terminals within the preset distance. Preferably, the preset distance is 1 km in radius.

Specifically, the car black box is connected with the road monitoring center through GPRS, and when the vehicle passes by the road monitoring camera, the information recorded in the car black box is transmitted and stored in the road monitoring center, and the road monitoring center will collect the information in the car black box. The information is then sent to the server, and the server stores the vehicle's license plate, owner, vehicle model, and province to which the vehicle belongs, and simultaneously controls the GPS positioning information of the vehicle and the vehicle's location information between the vehicle-mounted terminal and the vehicle-mounted terminal within a radius of 1km. The basic information, the contact information of the owner and the running status of the vehicle are shared, so that the surrounding vehicles can provide timely help when the vehicle has a special situation, and the problem-solving time can be shortened.

Step S20, acquiring road information, and drawing a road condition map according to the road information and the vehicle information;

Wherein, the server is electrically connected to the vehicle-mounted terminal and the road monitoring system respectively, and after collecting the vehicle information, combines the information of multiple vehicles collected at the same time with the information collected by the road monitoring system to map the road road condition map, and store the complete road condition map in the server, and at the same time, send the traffic condition information within 1km of the vehicle GPRS positioning position to the information receiving end of the vehicle, so that the owner can grasp the traffic condition information.

Step S30, when receiving a navigation request sent by any of the vehicle-mounted terminals, matching the navigation request with the road traffic map to obtain a navigation result;

Wherein, when the car owner inputs the starting point and the destination on the vehicle terminal, the server will mark the starting point and the ending point of the vehicle on the road condition map, and screen the roads according to the stored road condition information to obtain The navigation results.

Step S40, sending the navigation result to the corresponding vehicle-mounted terminal;

In this embodiment, through the acquisition design of the vehicle information and the road information, the data calculation is accurate, the time is short, the calculated data is small, the burden on the server is small, and the information is transmitted in time, effectively avoiding the problem caused by the large amount of data. The phenomenon of delay in information transmission occurs, and by drawing the road traffic map based on the vehicle information and the road information, the accuracy of the drawing of the road traffic map is high, so that the analysis data provided to the user is highly accurate and improves To improve the user experience, by transmitting the accurate information of the vehicle to the server, at the same time, the information generated in the server is transmitted back to the vehicle in time, and the information is shared with the surrounding vehicles, so that the surrounding vehicles can provide timely help when the vehicle has a special situation, shortening the problem handling time.

Please refer to FIG. 2 , which is a flowchart of a data transmission method for the Internet of Vehicles provided by the second embodiment of the present invention, the method includes steps S11 to S91 .

Step S11, obtaining vehicle information stored in the vehicle-mounted terminal, and controlling the vehicle-mounted terminal to share corresponding information with other vehicle-mounted terminals within a preset distance;

Wherein, the step of controlling the corresponding information sharing of the vehicle-mounted terminals within the preset interval distance includes:

Acquiring the coordinate information of each of the vehicle-mounted terminals respectively, and judging whether the vehicle interval between different vehicle-mounted terminals is less than the preset distance according to the coordinate information;

If so, control the vehicle information in different vehicle-mounted terminals to share information with each other.

Step S21, obtaining road information, and drawing a road map according to the road information;

Wherein, the road map is obtained by acquiring the data in the road monitoring system to draw the main road, and marking the main road map with a road name.

Step S31, combining the vehicle information and the road information obtained at the same time to obtain road condition information;

Step S41, marking vehicles on the road map according to the road condition information, and performing deduplication processing and superposition processing on the marked road map to obtain the road traffic condition map;

Preferably, in this embodiment, after the step of obtaining the road condition map, the method further includes:

Obtaining the coordinate information of each of the vehicle-mounted terminals respectively, and obtaining map information corresponding to a preset area on the road traffic map according to the coordinate information;

and sending the acquired map information to the corresponding vehicle-mounted terminals respectively.

Please refer to FIG. 3 , which is a flow chart of specific implementation steps of step S41 in FIG. 2 , including S411 to S413.

Step S411, judging whether the same vehicle mark exists on the road map;

Wherein, by comparing whether there is overlap of the vehicle marks on the same coordinate point on the road map, it is determined whether there are the same vehicle marks.

When the judgment result of step S411 is yes, step S412 is executed.

Step S412, deleting the same vehicle marks to one;

In this embodiment, when it is determined that there are multiple vehicle marks on the same coordinate point, the number of the vehicle marks is deleted to one.

When the judgment result of step S411 is negative, step S413 is executed.

Step S413, do not modify the vehicle mark.

Specifically, the server is connected to the vehicle and the road monitoring system respectively, and after the vehicle information is collected, the information of multiple vehicles collected at the same time is combined with the information collected by the road monitoring system, and displayed in the road condition map After marking, deduplicate the information transmitted by the vehicle in the map and the information transmitted by the road monitoring system, and only keep one of them. Then superimpose the road condition information of the same road section transmitted by different vehicles, and according The difference in the number of superimpositions is displayed on the road traffic map, and finally a complete road traffic map is formed, and the information of the complete road traffic map is stored in the server, and the position of the vehicle GPRS positioning is within a radius of 1km The road condition information is sent to the information receiving end of the vehicle for the owner to grasp the road condition information.

Step S51, when receiving a navigation request sent by any of the vehicle-mounted terminals, obtain the start point and end point in the navigation request, and perform a navigation route on the road traffic map according to the start point and the end point acquisition;

Step S61, obtaining the driving distances of different navigation routes respectively, sorting the corresponding navigation routes in ascending order according to the driving distances, and stopping the ascending sorting when the number reaches a preset number, so as to obtain a distance ranking list;

Specifically, sort from short to long according to the length of distance among all routes between the starting point and the end point on the road traffic condition map, and when the 10th route is sorted by distance, the screening of route distance is stopped.

Step S71, calculating the travel time of different navigation routes in the distance ranking table, and sorting the corresponding navigation routes in ascending order according to the travel time to obtain a time ranking table;

Among them, the 10 routes are counted as 1-10 from the shortest to the longest, and then the time required for the sorted 10 routes is calculated, and the calculated results are sorted according to the length of the required time.

Preferably, the step of calculating the travel time of different navigation routes in the distance ranking table includes:

Obtaining the congestion levels of different navigation routes respectively, and calculating the congestion speed according to the congestion levels;

The travel time is calculated according to the congestion speed and the corresponding travel distance.

Specifically, according to the road condition information on the road condition map and the driving speed of the required vehicle within 5 minutes, the sum is calculated, and the real-time speed and congestion of the vehicle are used as the basic value, which is calculated as 0, which is greater than the basic value of the congestion condition. For a level, subtract 1 from the count, for a level with less congestion, add 1 to the count, and so on, compare the calculated value with the basic value, and add 5km/h to the speed of the basic value for every 1 more , calculate the final speed value, and estimate the time required for the route based on the distance between the start point and the end point and the calculated speed value.

Step S81, obtaining the distance serial number and time serial number of the same navigation route in the distance ranking table and the time ranking table respectively, and calculating the sum of the distance serial number and the time serial number to obtain the final serial number;

Specifically, the distances of the 10 routes are counted as 1-10 from near to far, and then the count values of the distance and time of the same route are summed up, and then the summed values of the 10 routes are counted from small to large Sorting is the final sequence number.

Step S91, sorting the corresponding navigation routes in ascending order according to the final sequence number, and displaying the sorting results to obtain a navigation result, and sending the navigation result to the corresponding vehicle-mounted terminal;

In this embodiment, the method also includes the processing of areas with weak wireless network signals:

30 seconds before the server monitors that the vehicle is about to travel to an area with weak wireless network signals, the existing road condition information, the road condition information when the wireless signal changes from weak to strong, the number of vehicles in the area with weak wireless signal, and the driving status of the vehicles Combined, the road conditions in areas with weak wireless signals are estimated, and the results are sent to vehicles that are about to enter areas with weak wireless signals.

In this embodiment, the data calculation is accurate, the time-consuming is short, the calculated data is less, the burden on the server is small, and the information transmission is timely, which can effectively avoid the lagging phenomenon of information transmission caused by a large amount of data; the vehicle adopts GPS positioning, RFID identification technology, automobile The black box, camera, and retrieval system are connected to the server in multiple ways, and the accurate information of the vehicle is transmitted to the server. At the same time, the information generated in the server is transmitted back to the vehicle in time, and the information is shared with the surrounding vehicles. The vehicle provides timely assistance to shorten the problem-solving time; after receiving the information, the server merges, deduplicates and superimposes the information transmitted by multiple vehicles with the information collected by the road monitoring center to reduce the interference of repeated data on road condition evaluation and ensure Accuracy of data; comprehensively consider the vehicle speed and road conditions, use less data volume and calculation time, predict multiple optimal routes and time from the starting point to the end point, and provide the car owner with the most suitable route to facilitate the smooth passage of the car owner ; and before the wireless network signal is weak, the estimated road condition information is transmitted to the corresponding vehicle, which can effectively solve the problem of the vehicle's grasp of the road condition information when entering the area with weak wireless signal, so that the owner can make the correct driving route.

Please refer to FIG. 4 , which is a flowchart of a data transmission method for the Internet of Vehicles provided by the third embodiment of the present invention, including steps S12 to S42.

Step S12, collection of vehicle information;

Among them, the vehicle is connected to the main control system through the wireless network, and the information of the vehicle is transmitted to the main control system in real time through GPS positioning, RFID identification technology, car black box, camera and retrieval system. shared.

The automobile black box in the described S12 step is connected with the road monitoring center by GPRS, and when the vehicle passes through the road monitoring camera, the information recorded in the vehicle black box is transmitted and stored in the road monitoring center, and the road monitoring center collects the information The information in the black box of the car is then transmitted to the main control system, and the central control system stores it separately according to the vehicle's license plate, owner, vehicle model and province to which the vehicle belongs.

Preferably, the information sharing in step S12 includes GPS positioning information of the vehicle, basic information of the vehicle, contact information of the owner of the vehicle, and running status of the vehicle.

Step S22, the main control system analyzes the vehicle information;

Among them, the main control system is connected with the vehicle and the road monitoring system respectively, and after collecting the vehicle information, the information of multiple vehicles collected at the same time is combined with the information collected by the road monitoring system, and is displayed in the main road traffic map After marking, deduplicate the information transmitted by the vehicle in the map and the information transmitted by the road monitoring system, and only keep one of them. Then superimpose the road condition information of the same road section transmitted by different vehicles, and according The difference in the number of superimpositions is displayed on the main road traffic map, and finally a complete main road traffic map is formed, and the information of the complete main road traffic map is stored in the main control system, and at the same time, the location of the vehicle GPRS positioning within a radius of 1km The road condition information is sent to the information receiving end of the vehicle for the owner to grasp the road condition information.

Preferably, the display on the main road traffic map in the step S22 includes the following content: the congestion level of the road, the positioning position of the vehicle, and the positioning of the five closest vehicles adjacent to the vehicle.

Step S32, screening of roads;

Among them, when the owner enters the starting point and destination in the retrieval system on the vehicle, the main control system will mark the starting point and end point of the vehicle in the main road traffic map, and at the same time filter the roads according to the stored road condition information, and The filtered results are sent back to the retrieval system of the corresponding vehicle for the owner to choose.

Preferably, the specific method of screening in the S3 step is: first, according to the length of distances in all routes between the starting point and the end point on the main road traffic map, sort from short to long, when sorting by distance to the 10th After 10 routes, stop the screening of the route distance, and count the 10 routes from short to long as 1-10, and then calculate the required time of the 10 sorted routes, and calculate the results according to the required time Sort by length, and count the distances of 10 routes from near to far as 1-10, then add up the count values of the distance and time of the same route, and then count the 10 summed values from small to Sort by large, which is the result of screening.

Preferably, the method for calculating the time is: add and calculate according to the traffic information on the main road traffic map and the driving speed of the demanded vehicle within 5 minutes, and take the real-time speed and congestion of the vehicle as the basic value, and calculate it as 0. If the congestion level is higher than the basic value, the count will be subtracted by 1, and if the congestion level is small, the count will be added by 1, and so on. Comparing the calculated value with the basic value, for every 1 more, it will be added to the basic value. Add 5km/h to the speed of , calculate the final speed value, and estimate the time required for the route according to the distance between the starting point and the end point and the calculated speed value.

Step S42, processing of areas with weak wireless network signals;

Among them, the main control system monitors that the vehicle is about to drive to the area with weak wireless network signal 30s before, and the existing road condition information, road condition information when the wireless signal changes from weak to strong, and the number of vehicles in the area with weak wireless signal, vehicle Combined with the driving state, the road conditions in areas with weak wireless signals are estimated, and the results are sent to vehicles that are about to enter areas with weak wireless signals.

The Internet of Vehicles data transmission method proposed in this embodiment has accurate data calculation, short time consumption, less calculated data, less burden on the main control system, timely information transmission, and effectively avoids the phenomenon of lagging information transmission caused by a large amount of data; The vehicle uses GPS positioning, RFID identification technology, car black box, camera, and retrieval system to connect with the main control system in various ways, and transmits the accurate information of the vehicle to the main control system, and at the same time transmits the information generated in the main control system back to the vehicle in time. Moreover, the information sharing with the surrounding vehicles can provide timely help to the surrounding vehicles when the vehicle has a special situation, and shorten the time to deal with the problem; after receiving the information, the main control system will combine the information transmitted by multiple vehicles with the information collected by the road monitoring center , De-duplication and superposition processing, reduce the interference of repeated data on road condition evaluation, and ensure the accuracy of data; comprehensively consider the vehicle speed and road conditions, use less data volume and calculation time, and predict multiple roads from the starting point to the end point The optimal route and time provide the car owner to choose the most suitable route, which is convenient for the car owner to pass smoothly; and before the wireless network signal is weak, the estimated road condition information is transmitted to the corresponding vehicle, which can effectively solve the problem of road conditions when the vehicle enters an area with weak wireless signal. Master the information so that the owner can make the correct driving route.

Please refer to FIG. 5 , which is a schematic structural diagram of a data transmission system 100 for Internet of Vehicles provided by a fourth embodiment of the present invention, including: .

The vehicle information acquisition module 10 is used to acquire the vehicle information stored in the vehicle-mounted terminal, and control the vehicle-mounted terminal to share corresponding information with other vehicle-mounted terminals within a preset distance;

A drawing module 20, configured to acquire road information, and draw a road condition map according to the road information and the vehicle information;

The navigation module 30 is configured to match the navigation request with the road traffic map to obtain a navigation result when receiving a navigation request sent by any of the vehicle-mounted terminals, and send the navigation result to the corresponding The vehicle-mounted terminal.

The navigation module 30 includes:

The route obtaining module 31 is configured to obtain the start point and the end point in the navigation request, and obtain the navigation route on the road traffic condition map according to the start point and the end point.

The distance sorting module 32 is used to obtain the travel distances of different navigation routes respectively, arrange the corresponding navigation routes in ascending order according to the travel distances, and stop the ascending sequence when they are arranged to a preset number of digits, so as to obtain the distance Arrange the table.

The time sorting module 33 is configured to calculate the travel time of different navigation routes in the distance sorting table, and sort the corresponding navigation routes in ascending order according to the travel time to obtain a time sorting table.

The comprehensive sorting module 34 is used to obtain the distance sequence number and time sequence number of the same navigation route in the distance sequence table and the time sequence table respectively, and calculate the sum of the distance sequence number and the time sequence number to obtain The final serial number, sorting the corresponding navigation routes in ascending order according to the final serial number, and displaying the sorting result.

Described time ordering module 33 comprises:

The first calculating module 331 is configured to respectively acquire the congestion levels of different navigation routes, and calculate the congestion speed according to the congestion levels.

The second calculation module 332 is configured to calculate the travel time according to the congestion speed and the corresponding travel distance.

Described drawing module 20 comprises:

The first sub-drawing module 21 is configured to draw a road map according to the road information.

The information combining module 22 is configured to combine the vehicle information and the road information obtained at the same time to obtain road condition information.

The second sub-drawing module 23 is configured to mark vehicles on the road map according to the road condition information, and perform deduplication and superimposition processing on the marked road map to obtain the road condition map.

The second sub-drawing module 23 includes:

The first judging module 231 is used for judging whether the same vehicle marks exist on the road map, and if so, delete the same vehicle marks into one.

The vehicle information acquisition module 10 includes:

The second judging module 11 is used to obtain the coordinate information of each of the vehicle-mounted terminals respectively, and judge whether the vehicle interval between different vehicle-mounted terminals is less than the preset distance according to the coordinate information, and if so, control different The vehicle information in the vehicle-mounted terminal performs information sharing with each other.

The Internet of Vehicles data transmission system 100 also includes:

The area obtaining module 40 obtains the coordinate information of each of the vehicle-mounted terminals respectively, and obtains map information corresponding to a preset area on the road traffic map according to the coordinate information.

The sending module 50 is configured to send the acquired map information to the corresponding vehicle-mounted terminals respectively.

In this embodiment, through the acquisition design of the vehicle information and the road information by the vehicle information acquisition module 10, the data calculation is accurate, the time is short, the calculated data is small, the burden on the server is small, and the information transmission is timely and effective. The phenomenon of information transmission lag caused by a large amount of data is avoided, and the drawing of the road traffic map is performed by the drawing module 20 based on the vehicle information and the road information, so that the drawing of the road traffic map The high accuracy makes the analysis data provided to the user highly accurate and improves the user experience.

This embodiment also provides a mobile terminal, including a memory and a processor, the memory is used to store a computer program, and the processor runs the computer program to enable the mobile terminal to execute the above-mentioned method for transmitting data in the Internet of Vehicles.

This embodiment also provides a storage medium, on which is stored the computer program used in the above-mentioned mobile terminal, when the program is executed, it includes the following steps:

Obtain vehicle information stored in the vehicle-mounted terminal, and control the vehicle-mounted terminal within a preset distance to share information correspondingly;

Obtaining road information, and drawing a road condition map according to the road information and the vehicle information;

When a navigation request sent by any of the vehicle-mounted terminals is received, the navigation request is matched with the road traffic map to obtain a navigation result, and the navigation result is sent to the corresponding vehicle-mounted terminal. The storage medium, such as: ROM/RAM, magnetic disk, optical disk, etc.

The above-mentioned embodiments describe the technical principle of the present invention, and these descriptions are only for explaining the principle of the present invention, and cannot be construed as limiting the protection scope of the present invention in any way. Based on the explanations herein, those skilled in the art can think of other specific implementation modes of the present invention without creative efforts, and these modes will all fall within the protection scope of the present invention.

Claims (10)

1. A method for data transmission of the Internet of Vehicles, characterized in that the method comprises: Obtain vehicle information stored in the vehicle-mounted terminal, and control the vehicle-mounted terminal to share corresponding information with other vehicle-mounted terminals within a preset distance; Obtaining road information, and drawing a road condition map according to the road information and the vehicle information; When a navigation request sent by any of the vehicle-mounted terminals is received, the navigation request is matched with the road traffic map to obtain a navigation result, and the navigation result is sent to the corresponding vehicle-mounted terminal. 2. The vehicle networking data transmission method according to claim 1, wherein the step of matching the navigation request with the road traffic map comprises: Obtain the start point and end point in the navigation request, and obtain a navigation route on the road traffic map according to the start point and the end point; Acquiring the driving distances of different navigation routes respectively, sorting the corresponding navigation routes in ascending order according to the driving distances, and stopping the ascending sorting when the number of preset digits is reached, so as to obtain a distance ranking table; respectively calculating the travel time of different navigation routes in the distance ranking table, and sorting the corresponding navigation routes in ascending order according to the travel time to obtain a time ranking table; Obtaining the distance serial number and time serial number of the same navigation route in the distance ranking table and the time ranking table respectively, and calculating the sum of the distance serial number and the time serial number to obtain the final serial number; Arranging the corresponding navigation routes in ascending order according to the final sequence number, and displaying the arrangement result. 3. The Internet of Vehicles data transmission method according to claim 2, wherein the step of calculating respectively the travel time of different navigation routes in the distance arrangement table comprises: Obtaining the congestion levels of different navigation routes respectively, and calculating the congestion speed according to the congestion levels; The travel time is calculated according to the congestion speed and the corresponding travel distance. 4. The vehicle networking data transmission method according to claim 1, wherein the step of drawing a road condition map according to the road information and the vehicle information comprises: Draw a road map according to the road information; combining the vehicle information and the road information obtained at the same time to obtain road condition information; Carry out vehicle marking on the road map according to the road condition information, and perform deduplication processing and superposition processing on the marked road map to obtain the road traffic condition map. 5. The Internet of Vehicles data transmission method according to claim 4, wherein the steps of performing deduplication processing and superposition processing on the marked road map respectively include: judging whether the same vehicle mark exists on the road map; If yes, then delete the same said vehicle marks to one. 6. The Internet of Vehicles data transmission method according to claim 4, characterized in that, after the step of obtaining the road condition map, the method further comprises: Obtaining the coordinate information of each of the vehicle-mounted terminals respectively, and obtaining map information corresponding to a preset area on the road traffic map according to the coordinate information; and sending the acquired map information to the corresponding vehicle-mounted terminals respectively. 7. The Internet of Vehicles data transmission method according to claim 1, wherein the step of controlling the corresponding information sharing of the vehicle-mounted terminals within the preset interval distance comprises: Acquiring the coordinate information of each of the vehicle-mounted terminals respectively, and judging whether the vehicle interval between different vehicle-mounted terminals is less than the preset distance according to the coordinate information; If so, control the vehicle information in different vehicle-mounted terminals to share information with each other. 8. A data transmission system for the Internet of Vehicles, characterized in that it comprises: A vehicle information acquisition module, configured to acquire vehicle information stored in the vehicle-mounted terminal, and control the vehicle-mounted terminal to share corresponding information with other vehicle-mounted terminals within a preset distance; A drawing module, configured to acquire road information, and draw a road condition map according to the road information and the vehicle information; A navigation module, configured to match the navigation request with the road traffic map to obtain a navigation result when receiving a navigation request sent by any of the vehicle-mounted terminals, and send the navigation result to the corresponding Describe the vehicle terminal. 9. A mobile terminal, characterized in that it includes a memory and a processor, the memory is used to store a computer program, and the processor runs the computer program to enable the mobile terminal to execute any one of claims 1 to 7. The vehicle networking data transmission method described in the item. 10. A storage medium, which stores the computer program used in the mobile terminal according to claim 9.