CN111811524B - A real-time map update device and method based on big data - Google Patents

Abstract

The embodiment of the present invention discloses a real-time map update device based on big data, including a collection device for collecting image information, a mobile terminal used for data information preprocessing and generating secondary map navigation model information, and the update method is: The acquisition device collects several sub-data packages in real time when pedestrians walk along the navigation map path, and imports and uploads them to the big data processing module. The big data processing module obtains the image information collected by the acquisition device and performs data processing and analysis on it. After the analyzed data is transmitted to the data storage and processing module, the present invention enables pedestrians to collect information such as road conditions and other information in their walking trajectories through the combination of a mobile phone terminal and a collection device, so that the pedestrian's map route can be obtained in real time. The changes and reasonable planning are more time-sensitive, and at the same time, the blurred areas represented by some maps are also fully displayed, avoiding detours and other situations.

Description

A real-time map update device and method based on big data

technical field

Embodiments of the present invention relate to the technical field of maps, and in particular, to a real-time map update device and method based on big data.

Background technique

Big data is a large-scale data collection, which has four characteristics: massive data scale, rapid data flow, diverse data types and low value density. Maps use lines, symbols, colors, Text annotations, etc. depict graphics showing the physical geography, administrative areas, and social conditions on the earth's surface. With the progress of science and technology, the concept of map is constantly changing. For example, the map is regarded as "image and symbolic model reflecting natural and social phenomena", and the map is "the carrier of spatial information" and "the transmission channel of spatial information". Etc., ancient maps were generally drawn on parchment or slate, and traditional maps were mostly based on paper. With the development of science and technology, various carriers such as electronic maps appeared.

Navigation maps have high requirements for progress, and the current walking map has only a large range in some areas. When pedestrians walk according to the map, it is very easy to take detours and other situations. Pedestrians reroute, which is cumbersome and time-consuming, and also wastes a lot of pedestrians' time.

SUMMARY OF THE INVENTION

To this end, the embodiments of the present invention provide a real-time map update device and method based on big data. Through the combination of a mobile phone terminal and a collection device, pedestrians can collect information such as roads in their walking trajectories during walking. When the situation is found, it will be uploaded to the big data processing module immediately, so that the pedestrian's map route can be changed in real time and reasonably planned to solve the problem that in the current walking map in the prior art, there is only a large range in some areas. When walking on the map, it is very easy to take detours and other situations. At the same time, once the road is in a situation, pedestrians need to change the route again, which is cumbersome and time-consuming, and also wastes a lot of pedestrians' time.

In order to achieve the above object, embodiments of the present invention provide the following technical solutions:

A real-time map update device based on big data, comprising:

A collection device for collecting image information;

A mobile terminal for data information preprocessing and generating secondary map navigation model information;

And a big data processing module for calculating and optimizing data and importing information into external terminal equipment.

As a preferred solution of the present invention, the mobile terminal includes a mobile phone terminal and a vehicle-mounted mobile terminal. Both the mobile phone terminal and the vehicle-mounted mobile terminal are connected to the big data processing module through a wireless module, and the big data processing module is also connected to There are a data real-time storage module for storing real-time data and a terminal map navigation module for transmitting real-time information. Both the mobile phone mobile terminal and the vehicle-mounted mobile terminal are connected to a collection device, and the collection device collects external building and road information and transmits it to the system. mobile terminal.

As a preferred solution of the present invention, both the mobile phone mobile terminal and the vehicle-mounted mobile terminal include a map module and a data storage and processing module, and both the mobile phone mobile terminal and the vehicle-mounted mobile terminal are connected with a data transmission module, and the map module sends The walking information or vehicle information and GPS positioning data are sent to the big data processing module, and the big data processing module superimposes the map navigation information data to calculate the appropriate walking or driving map track distance information.

As a preferred solution of the present invention, the collection device includes a collection main body frame, a data integration module and a mobile power supply located in the collection main body frame, the data integration module includes a Bluetooth transceiver module and a storage, and the data integration module The overall power supply is provided by a mobile power supply.

As a preferred solution of the present invention, the collecting main frame includes a fixing cover, an auxiliary clamping block and a positioning assembly, the lower surface of the fixing cover is provided with a placing groove, and the locking assembly is located in the placing groove and is fixed with The cover is slidably connected, and the left and right ends of the fixed cover are respectively slidably connected to limit blocks, and one side surface of the limit blocks is provided with a data interface on the side close to the fixed cover.

As a preferred solution of the present invention, the positioning assembly includes a rotating block and a sliding clamping block, a plurality of rotating sleeves are connected to the rotating block through torsion springs, and a clamping block sliding groove is opened in the rotating sleeve, The sliding clamping block is located in the sliding groove of the clamping block and is connected with the rotating sleeve through a push spring.

As a preferred solution of the present invention, a rotating groove is formed in the auxiliary clamping block, and the auxiliary clamping block is slidably connected with the fixed cover, and a top block rotatably connected with the auxiliary clamping block is arranged in the rotating groove, Both ends of the top block are rotatably connected with auxiliary clamp posts, and a clamp post push-out spring is installed between the lower end sidewall of the top block and the top block.

As a preferred solution of the present invention, several cameras are arranged at the four corner positions of the side surface of the fixed cover.

As a preferred solution of the present invention, the calculation of the walking map track distance information includes the following steps:

S100, request a map real-time information data model including proportional path length, GPS positioning, and data time nodes from a cloud map database through a mobile data network;

S200, render the specified path on the map real-time information data model through the terminal, and take a screenshot of the rendered data, and then obtain the key point in the specified path, that is, the GPS location information on the map real-time information data model, and then combine the pedestrian's walking speed by and the proportional path length to calculate the estimated arrival time of the current pedestrian;

S300, collecting road conditions and building conditions along the map path through two sets of symmetrically arranged cameras, uploading them to the cloud map database through a mobile data network, and then combining the road conditions to form sub-data packages;

S400, request the cloud map database again for a real-time map information data model including proportional path length, GPS positioning, and data time nodes through the mobile network data, and save the original data and overwrite the new data. displayed on the display.

As a preferred solution of the present invention, in S300, the specific steps of obtaining the sub-data package are as follows;

S301, setting a number of sub-target points on the current designated path through a GPS spotting instrument to form a path monitoring database;

S302, collect the road conditions and building conditions of the first sub-target point through two sets of symmetrically arranged cameras, and upload them to the cloud map database through the mobile data network, thereby forming the first node data package, and then back up and store in the path monitoring database The data in the first node data packet is deleted directly after the storage is completed, and the second node data packet is continued to be stored. After several sub-target points form n node data packets, they can be compressed and packaged to form an information coverage node;

S303 , requesting the cloud map database for data information in the information coverage node through the mobile data network, and combining GPS positioning and the map real-time information data model of the data time node to form a new map real-time information data model.

Embodiments of the present invention have the following advantages:

(1) In the present invention, the combination of the mobile phone terminal and the acquisition device enables pedestrians to collect information such as roads in their walking tracks in the process of walking, so that once a situation is discovered, it will be uploaded to the big data processing module immediately, so that pedestrians can The map route is changed in real time and reasonably planned, which avoids the need to constantly change the route when pedestrians search for information, and its timeliness is higher. Compared with the traditional combination of pedestrians and information collection components, the device makes Some map representations of blurred areas are also fully displayed, thus avoiding detours, etc.;

(2) In the present invention, the information collection and data storage of the vehicle's driving trajectory by the collection device enables the driver to upload a map with a closer distance and higher accuracy to the big data processing module in real time, so that the navigation map can be optimized in real time, and the collection When the device collects road congestion information, it can also be uploaded to the big data processing module in real time, so that subsequent drivers' on-board mobile terminals can get instant feedback and change routes in real time to avoid large-scale traffic jams;

(3) The collecting device can be connected with the mobile terminal of the mobile phone or fixed on the air outlet of the air conditioner on the vehicle, and the operation is simple and convenient, and the structure is simple and easy to carry.

Description of drawings

In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that are required to be used in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only exemplary, and for those of ordinary skill in the art, other implementation drawings can also be obtained according to the extension of the drawings provided without creative efforts.

The structures, proportions, sizes, etc. shown in this specification are only used to cooperate with the contents disclosed in the specification, so as to be understood and read by those who are familiar with the technology, and are not used to limit the conditions for the implementation of the present invention, so there is no technical The substantive meaning above, any modification of the structure, the change of the proportional relationship or the adjustment of the size should still fall within the technical content disclosed in the present invention without affecting the effect and the purpose that the present invention can produce. within the range that can be covered.

Fig. 1 is the structural block diagram of the present invention;

Fig. 2 is the flow chart of the calculation flow chart of the walking map track distance information of the present invention;

3 is a schematic structural diagram of a collection device of the present invention;

Fig. 4 is the bottom view of the card position assembly of the present invention;

Fig. 5 is a side sectional view of the auxiliary clamping block of the present invention.

In the picture:

1-collection device; 2-card position component; 3-mobile power supply;

101- acquisition main frame; 102- camera; 103- auxiliary clamp block; 104- placement slot; 105- limit clamp block; 106- data interface; 107- rotation slot; 108- top block; 109- auxiliary clamp column; 110 -Fixed cover; 111-Clamp post push-out spring;

201-Rotating block; 202-Rotating sleeve; 203-Clamping block chute; 204-Sliding clamping block; 205-Ejecting spring.

Detailed ways

The embodiments of the present invention are described below by specific specific embodiments. Those who are familiar with the technology can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. Obviously, the described embodiments are part of the present invention. , not all examples. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

As shown in Fig. 1 to Fig. 5, the present invention provides a kind of map real-time update device based on big data, including:

A collection device 1 for collecting image information;

A mobile terminal for data information preprocessing and generating secondary map navigation model information;

And a big data processing module for calculating and optimizing data and importing information into external terminal equipment.

The mobile terminal includes a mobile phone terminal and a vehicle-mounted mobile terminal. Both the mobile phone mobile terminal and the vehicle-mounted mobile terminal are connected with a big data processing module through a wireless module, and the big data processing module is also connected with a data real-time storage for storing real-time data. module and a terminal map navigation module that transmits real-time information, the terminal map navigation module transfers the information calculated and processed by the connection of the big data processing module to the mobile terminal in real time, so that when the user searches for the map, the map navigation information on it is changed, so Both the mobile phone mobile terminal and the vehicle-mounted mobile terminal are connected to the acquisition device 1, and the acquisition device 1 collects the external building and road information and transmits it to the mobile terminal. When the acquisition device 1 is connected to the mobile terminal, it can be through Bluetooth or data. Line connection, its connection methods are diversified, which makes the equipment applicable to a wider range.

Both the mobile phone terminal and the vehicle-mounted mobile terminal include a map module and a data storage processing module, and both the mobile phone mobile terminal and the vehicle-mounted mobile terminal are connected with a data transmission module, and the map module sends walking information or vehicle information and GPS positioning data. To the big data processing module, the big data processing module superimposes the map navigation information data to calculate the appropriate walking or driving map track distance information.

The data storage and processing module can store data at the same time of data acquisition, and the data storage and processing module can obtain information only under the local area network. It is covered and stored, so that even if the terminal is disconnected from the network, there is a map display on the terminal.

The marking of the GPS marking instrument in the present invention is through the data request of the mobile terminal to the big data processing module, and the location identification is carried out by the built-in GPS of the big data processing module, and the received marking of the GPS marking instrument is displayed on the mobile terminal. The location data is the origin and focus data.

The collection device 1 includes a collection main frame 101, a data integration module, and a mobile power supply 3 located in the collection main frame 101. The data integration module includes a Bluetooth transceiver module and a storage, and the data integration module is performed by the mobile power supply 3. The overall power supply, the mobile power supply 3 can supply power to the components, so that the standby time of the device is longer, and its movement is more simple and convenient, and the mobile power supply 3 can also supply power to the mobile phone mobile terminal through the data interface 106, which makes the device more practical. powerful.

The collection device 1 can store the image information collected by the camera 102 and the distance information collected by the GPS positioning device through the data integration module, and can also transmit the data to the mobile terminal through the Bluetooth transceiver module or the data interface 106, so that the terminal can transmit the data. to the big data processing module.

The collecting main frame 101 includes a fixing cover 110 , an auxiliary clamping block 103 and a positioning assembly 2 . A placing slot 104 is formed on the lower surface of the fixing cover 110 , and the locking assembly 2 is located in the placing slot 104 and is connected with the fixing cover. 110 is slidably connected, and the left and right ends of the fixed cover 110 are respectively slidably connected to the limit blocks 105. When the user uses the mobile phone terminal, he can pull out the appropriate limit blocks 105 according to the socket of the mobile phone terminal, and at the same time Besides, the mobile phone can be charged after the mobile phone is plugged in, and since several cameras 102 are arranged at the four corner positions on the side of the fixed cover 110, no matter the user installs the device on the mobile phone or the car, the cameras 102 are all available. Information can be collected, one side surface of the limit block 105 is provided with a data interface 106 on the side close to the fixed cover 110, and the data interface 106 can be a USB or Type-C data interface, so that the use range of the device is wider.

The locking assembly 2 includes a rotating block 201 and a sliding clamping block 204. A number of rotating sleeves 202 are connected to the rotating block 201 through torsion springs. The rotating sleeves 202 can be reset freely, and there is no need to worry about the rotating sleeves 202 coming off and being exposed to the outside world. When debris is scratched, a clamping block chute 203 is opened in the rotating sleeve 202 , and the sliding clamping block 204 is located in the clamping block chute 203 and is connected to the rotating sleeve 202 through a push spring 205 .

When the user needs to install the device on the vehicle, the user can first rotate the rotating block 201 to make it parallel to the fixed cover 110, and then pull the sliding clamp block 204 to compress the ejector spring 205, and then the user can Insert the sliding clamp block 204 into the air conditioner port of the vehicle and then release the sliding clamp block 204, so that the device can be fully fixed.

The auxiliary clamping block 103 is provided with a rotating groove 107 , and the auxiliary clamping block 103 is slidably connected to the outer walls on both sides of the fixed cover 110 , and a top block 108 that is rotatably connected to the auxiliary clamping block 103 is arranged in the rotating groove 107 Auxiliary clamping columns 109 are rotatably connected to both ends of the top block 108 , and a clamping column push-out spring 111 is installed between the lower end sidewall of the top block 108 and the top block 108 .

When the user fixes the mobile phone terminal, the user can push out the auxiliary clamping block 103, so that the mobile phone pushes the auxiliary clamping column 109 at the lower end of the top block 108, so that the clamping column push-out spring 111 is compressed, and then the top block 108 rotates, so that the auxiliary clamping column 109 at the upper end thereof is compressed The clamping post 109 is pushed out to fix the mobile phone firmly. If the user needs to remove the mobile phone, he only needs to push the mobile phone to slide with the fixing cover 110 .

A real-time map update method based on big data,

The calculation of the track distance information of the walking map includes the following steps:

S100, request a map real-time information data model including proportional path length, GPS positioning, and data time nodes from a cloud map database through a mobile data network;

S200, render the specified path on the map real-time information data model through the terminal, and take a screenshot of the rendered data, and then obtain the key point in the specified path, that is, the GPS location information on the map real-time information data model, and then combine the pedestrian's walking speed by and the proportional path length to calculate the estimated arrival time of the current pedestrian;

S300, collecting road conditions and building conditions along the map path through two sets of symmetrically arranged cameras, uploading them to the cloud map database through a mobile data network, and then combining the road conditions to form sub-data packages;

S400, request the cloud map database again for a real-time map information data model including proportional path length, GPS positioning, and data time nodes through the mobile network data, and save the original data and overwrite the new data. displayed on the display.

The collection device 1 can collect the road conditions and building conditions information of pedestrians at all times, and then upload it to the big data processing module, and then the big data processing module will perform data processing and analysis to make the map of the mobile terminal more accurate, such as Once the user walks to the blurred area displayed on the map, the collection device 1 will immediately collect data. In order to make the data collection more accurate, a GPS positioning device is also connected to the collection device 1, so that the collection device 1 can collect data. To the exact location of the area and the landmark buildings in the area and other information, and store it in the memory of the device, at the same time if conditions permit, if the network is normal, it can also be transmitted to the mobile terminal through the data cable or bluetooth, so that The big data processing module can also obtain the information immediately, and then the big data processing module will immediately update the information of the area on the map. If it is not normal, it can be uploaded through the storage in the device.

Further, in S301, a number of sub-target points are set on the current designated path by a GPS dot-spotting instrument to form a path monitoring database;

S302, collect the road conditions and building conditions of the first sub-target point through two sets of symmetrically arranged cameras, and upload them to the cloud map database through the mobile data network, thereby forming the first node data package, and then back up and store in the path monitoring database The data in the first node data packet is deleted directly after the storage is completed, and the second node data packet is continued to be stored. After several sub-target points form n node data packets, they can be compressed and packaged to form an information coverage node;

S303 , requesting the cloud map database for data information in the information coverage node through the mobile data network, and combining GPS positioning and the map real-time information data model of the data time node to form a new map real-time information data model.

The sub-target point can divide the entire journey into several small targets, and the collecting device 1 can collect the information at the positions of several small targets, thereby obtaining several data packets. When a pedestrian needs to reach a certain small target, once the terminal The big data processing module will immediately extract the data packets at the small target and conduct data analysis, so that pedestrians can get a navigation map with a more standardized and shorter journey, so that pedestrians will not have detours and other situations.

Further, the calculation of the track distance information of the driving map includes the following steps:

S001, request a map real-time information data model including proportional path length, GPS positioning and data time nodes from a cloud map database through a mobile data network;

S002, render the specified path on the map real-time information data model by the terminal, and take a screenshot of the rendered data, then obtain the key point in the specified path, that is, the GPS spotting position information on the map real-time information data model, and then combine the driving speed of the vehicle by and proportional path length to calculate the estimated time of arrival of the current driver;

S003, collect road conditions and building conditions along the map path through two sets of symmetrically set cameras, upload them to the cloud map database through a mobile data network, and then combine the road conditions to form new real-time map information data, which is displayed on the terminal ;

The real-time update of the driving map is the same in the first two steps, but the acquisition device 1 on the device will immediately transmit it to the big data processing module once the acquisition device 1 on the vehicle of the previous driver collects road conditions such as road congestion. , carry out calculation and analysis, so that the on-board maps of the second to Nth drivers behind are covered by more reasonable planning routes and more accurate maps, and at the same time, in order to allow users to freely choose whether to replace the new map on the vehicle , if not, just call out the original route data directly.

In addition, the road conditions and building conditions along the map path can also be collected through two sets of symmetrically set cameras, and transmitted to the terminal for backup and storage, and then sent to the cloud map database through the mobile data network, so that it can be processed. Optimize analysis, and then form an autonomous planning route map.

The collection device 1 can directly record and collect the information of the driver's current driving route and vehicle, and transmit it to the big data processing module for calculation and analysis, and then transfer it to the vehicle-mounted mobile terminal, so as to obtain the information of more drivers. The new route map appreciated and used.

Although the present invention has been described in detail above with general description and specific embodiments, some modifications or improvements can be made on the basis of the present invention, which will be obvious to those skilled in the art. Therefore, these modifications or improvements made without departing from the spirit of the present invention fall within the scope of the claimed protection of the present invention.

Claims (5)

1. A big data-based map real-time updating device is characterized by comprising:

an acquisition device (1) for acquiring image information;

the mobile terminal is used for preprocessing data information and generating secondary map navigation model information;

the big data processing module is used for carrying out calculation optimization analysis on the data and importing information into external terminal equipment;

the collecting device (1) comprises a collecting main body frame (101), a data integration module and a mobile power supply (3) located in the collecting main body frame (101), wherein the data integration module comprises a Bluetooth transceiver module and a storage, the data integration module is integrally powered through the mobile power supply (3), the collecting main body frame (101) comprises a fixed cover (110), an auxiliary clamping block (103) and a clamping component (2), a placing groove (104) is formed in the lower surface of the fixed cover (110), the clamping component (2) is located in the placing groove (104) and is in sliding connection with the fixed cover (110), limiting clamping blocks (105) are respectively in sliding connection with the left end and the right end of the fixed cover (110), and a data interface (106) is arranged on one side surface of each limiting clamping block (105) close to the corresponding fixed cover (110);

screens subassembly (2) include turning block (201) and slip clamp splice (204), there are a plurality of through torsional spring connection to turn block (201) and rotate cover (202) it has clamp splice spout (203) to rotate to set (202) in, slip clamp splice (204) are located clamp splice spout (203) and are connected through ejection spring (205) with rotating cover (202).

2. The big data based map real-time updating device according to claim 1, wherein the mobile terminal comprises a mobile phone mobile terminal and a vehicle-mounted mobile terminal, the mobile phone mobile terminal and the vehicle-mounted mobile terminal are both connected with a big data processing module through wireless modules, the big data processing module is further connected with a data real-time storage module for storing real-time data and a terminal map navigation module for transmitting real-time information, the mobile phone mobile terminal and the vehicle-mounted mobile terminal are both connected with the collecting device (1), and the collecting device (1) collects external building and road information and transmits the external building and road information to the mobile terminal.

3. The big-data-based map real-time updating device according to claim 2, wherein the mobile phone mobile terminal and the vehicle-mounted mobile terminal both comprise a map module and a data storage processing module, the mobile phone mobile terminal and the vehicle-mounted mobile terminal are both connected with a data transmission module, the map module sends walking information or vehicle information and GPS positioning data to the big-data processing module, and the big-data processing module superposes map navigation information data and calculates appropriate walking or driving map track distance information.

4. The big-data-based map real-time updating device according to claim 1, wherein a rotating groove (107) is formed in the auxiliary clamping block (103), the auxiliary clamping block (103) is slidably connected with a fixed cover (110), a top block (108) rotatably connected with the auxiliary clamping block (103) is arranged in the rotating groove (107), auxiliary clamping columns (109) are rotatably connected to two ends of the top block (108), and a clamping column push-out spring (111) is arranged between the side wall of the lower end of the top block (108) and the top block (108).

5. A big data based map real-time updating device as claimed in claim 4, wherein several cameras (102) are arranged at four corner positions of the side of the fixed cover (110).

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