Geographic information processing device and method

Abstract

The invention provides a geographic information processing device and method, and relates to the field of geographic information processing. The geographic information processing device comprises a communication module, a sensor module, a data processing and analysis module and a storage module, the communication module is composed of a wireless communication system and a V2X communication module, the wireless communication system comprises 3G, 4G and 5G cellular communication technologies and Wi-Fi and Bluetooth short-distance communication technologies, and the V2X communication module is connected with the sensor module. The V2X communication module supports communication between vehicles and between vehicles and infrastructures, obtains real-time road conditions and road information, and provides richer data sources for map data updating. Through the wireless communication system and the V2X communication module, real-time data transmission between the automobile and the external server and between the automobile and the mobile terminal is achieved, it is ensured that map data can be updated in time, and latest road changes and traffic conditions are reflected.

Description

Technical Field

[0001] The present invention relates to the technical field of geographic information processing, and specifically provides a geographic information processing device and method. Background Art

[0002] Geographic information data needs to be continuously updated to reflect road changes and newly added facilities. However, the data update cycle of some current automotive geographic information processing devices is relatively long, resulting in the information obtained by users may not match the actual situation. For example, newly built roads or temporary road closure information cannot be reflected in the navigation system in a timely manner, affecting the accuracy of navigation.

[0003] In addition, the collection of high-precision maps requires professional equipment and a large amount of manpower and material resources. The collection vehicle needs to carry multiple devices such as lidar, cameras, and gyroscopes. The collection cost is high, and the post-collection data processing and review processes are complex, resulting in limited data update speed. Summary of the Invention

[0004] (I) Technical Problems to be Solved

[0005] Aiming at the deficiencies of the prior art, the present invention provides a geographic information processing device and method, which solve the problems raised in the above background art.

[0006] (II) Technical Solutions

[0007] To achieve the above object, the present invention is implemented through the following technical solutions: A geographic information processing device includes a communication module, a sensor module, a data processing and analysis module, and a storage module. The communication module consists of a wireless communication system and a V2X communication module. The wireless communication system includes 3G, 4G, 5G cellular communication technologies, as well as Wi-Fi and Bluetooth short-range communication technologies, which are used to realize data transmission between the vehicle and external servers and mobile terminals, ensuring that map data can be updated in a timely manner. The V2X communication module supports communication between vehicles and between vehicles and infrastructure, obtaining real-time traffic conditions and road information, providing a richer data source for map data update;

[0008] The sensor module consists of a GPS, an IMU, and a radar module. The GPS is used to obtain the precise position information of the vehicle, providing a basis for the positioning and calibration of map data. The IMU includes an accelerometer and a gyroscope, which are used to sense the position and orientation changes of the vehicle, assisting the GPS to provide relatively accurate position information even in a weak signal environment. The radar module is used to sense objects and road conditions in the vehicle's surrounding environment, providing real-time environmental information for map data update;

[0009] The data processing and analysis module consists of a computing platform and data processing algorithms. The computing platform includes at least one processor and a memory, and is used to execute data processing and analysis tasks. The data processing algorithms are used to extract useful information from sensor data and integrate it into map data;

[0010] The user interaction module consists of a display device and an input device. The display device is used to show map data and navigation information to the user, and the input device allows the user to perform operations such as setting a destination and updating the map;

[0011] The storage module consists of an internal memory and an external storage interface. The internal memory is used to store map data and vehicle position information, and the external storage interface allows the user to perform data backup and update through an external storage device.

[0012] Preferably, the processor is one of a general-purpose processor, a digital signal processor, and an application-specific integrated circuit, and is used to process sensor data and analyze map data.

[0013] Preferably, the data processing algorithms include an object recognition algorithm, a structure from motion algorithm, and a video tracking technique.

[0014] Preferably, the display device is a liquid crystal display or an organic light-emitting diode display, and the input device is a touch screen or a button.

[0015] Preferably, the internal memory is a hard disk or a solid-state drive, and the external storage interface is a USB interface or an SD card slot.

[0016] A geographic information processing method is applied to the above-mentioned geographic information processing device, and is characterized by including the following steps;

[0017] S1. The GPS in the sensor module obtains the accurate position of the vehicle, the IMU senses the changes in position and orientation, the radar module obtains information about surrounding environmental objects and road conditions, and the communication module obtains the latest geographic information from an external server and a mobile terminal by means of a wireless communication system and a V2X communication module;

[0018] S2. The data collected by the sensor module is transmitted to the data processing and analysis module through an internal bus, and the communication module receives external data and transmits it to the data processing and analysis module;

[0019] S3. The processor of the data processing and analysis module preprocesses the sensor data and external data, removes noise and error data, integrates the data using multi-sensor data fusion technology to form an environmental perception result, combines map data and traffic information to plan an optimal driving route, and the processor compares and updates the newly obtained map data from the outside with the locally stored map data;

[0020] S4. The processed and analyzed data is stored in the internal memory of the storage module. If necessary, the data can also be backed up to a USB or SD card through the external storage interface.

[0021] S5. The display device of the user interaction module displays the processed geographical information, such as vehicle position, navigation route, and real-time traffic conditions. The user sets the destination and updates the map through the input device, and the input signal is transmitted to the data processing and analysis module to adjust the processed and displayed information according to the user's instructions.

[0022] S6. The user interaction module collects user feedback, such as adjustments to the navigation route and markings of points of interest. The data processing and analysis module optimizes the geographical information processing and navigation suggestions based on the user feedback and the actual driving situation to improve accuracy and usability.

[0023] Preferably, in step S3, the processor of the data processing and analysis module uses machine learning algorithms to analyze the sensor data and external data, predict the trend of road condition changes, and provide road condition warnings and navigation suggestion adjustments for the user in advance.

[0024] Preferably, the wireless communication system and V2X communication module of the communication module have a data transmission priority management function to ensure that in the data transmission process, key real-time road conditions and safety warning information are preferentially transmitted and processed, reducing the impact of data transmission delay on driving decisions.

[0025] (III) Beneficial Effects

[0026] The present invention provides a geographical information processing device and method, having the following beneficial effects:

[0027] 1. Through the wireless communication system and V2X communication module of the present invention, real-time data transmission between the vehicle and the external server and mobile terminal is realized, ensuring that the map data can be updated in time to reflect the latest road changes and traffic conditions. Combining with the GPS, IMU, and radar modules, high-precision vehicle position information and surrounding environment perception can be provided in various environments, providing reliable data support for navigation and autonomous driving.

[0028] 2. Clear map and navigation information display is provided through a liquid crystal display or an organic light-emitting diode display, supporting touch screen or button operations, facilitating user operations such as setting the destination and updating the map. The internal memory provides a large-capacity storage space, and the external storage interface supports multiple storage devices, facilitating users to perform data backup and update. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1 It is a schematic flowchart of the present invention. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0030] The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

[0031] Embodiment 1:

[0032] The embodiment of the present invention provides a geographic information processing device, including a communication module, a sensor module, a data processing and analysis module, a data processing and analysis module, and a storage module, characterized in that: the communication module is composed of a wireless communication system and a V2X communication module. The wireless communication system includes 3G, 4G, 5G cellular communication technologies, as well as Wi-Fi and Bluetooth short-range communication technologies, and is used to realize data transmission between the vehicle and an external server and a mobile terminal, ensuring that map data can be updated in a timely manner. The V2X communication module supports communication between vehicles and between vehicles and infrastructure, obtains real-time road conditions and road information, and provides a richer data source for map data update;

[0033] The sensor module is composed of a GPS, an IMU, and a radar module. The GPS is used to obtain the precise position information of the vehicle, providing a basis for the positioning and calibration of map data. The IMU includes an accelerometer and a gyroscope, and is used to sense the position and orientation changes of the vehicle, assisting the GPS to provide relatively accurate position information even in an environment with weak signals. The radar module is used to sense objects and road conditions in the surrounding environment of the vehicle, providing real-time environment information for the update of map data;

[0034] The data processing and analysis module is composed of a computing platform and data processing algorithms. The computing platform includes at least one processor and a memory, and is used to execute data processing and analysis tasks. The processor is one of a general-purpose processor, a digital signal processor, and an application-specific integrated circuit, and is used to process sensor data and analyze map data. The data processing algorithms are used to extract useful information from sensor data and integrate it into map data. The data processing algorithms include object recognition algorithms, structure from motion algorithms, and video tracking technologies.

[0035] The user interaction module is composed of a display device and an input device. The display device is used to display map data and navigation information to the user. The display device is a liquid crystal display or an organic light-emitting diode display. The input device allows the user to perform operations such as setting a destination and updating the map. The input device is a touch screen or a button.

[0036] The storage module consists of an internal memory and an external storage interface. The internal memory is used to store map data and vehicle position information. The external storage interface allows users to perform data backup and update through an external storage device. The internal memory is a hard disk or a solid-state drive, and the external storage interface is a USB interface or an SD card slot.

[0037] As Figure 1 shown, an embodiment of the present invention further provides a geographic information processing method, which is applied to the above-mentioned geographic information processing device, and is characterized by including the following steps;

[0038] S1. The GPS in the sensor module obtains the accurate position of the vehicle, the IMU senses the changes in position and orientation, the radar module obtains information about surrounding environmental objects and road conditions, and the communication module obtains the latest geographic information from an external server and a mobile terminal through a wireless communication system and a V2X communication module. The wireless communication system and the V2X communication module of the communication module have a data transmission priority management function to ensure that during the data transmission process, key real-time traffic conditions and safety warning information are preferentially transmitted and processed, reducing the impact of data transmission delay on driving decisions;

[0039] S2. The data collected by the sensor module is transmitted to the data processing and analysis module through an internal bus, and the communication module receives external data and transmits it to the data processing and analysis module;

[0040] S3. The processor of the data processing and analysis module preprocesses the sensor data and external data, removes noise and error data, integrates the data using multi-sensor data fusion technology to form an environmental perception result, combines map data and traffic information to plan the optimal driving route, and the processor compares and updates the newly obtained map data from the outside with the locally stored map data. The processor of the data processing and analysis module uses machine learning algorithms to analyze the sensor data and external data, predicts the changing trend of traffic conditions, and provides traffic condition warnings and navigation suggestion adjustments for users in advance

[0041] S4. The processed and analyzed data is stored in the internal memory of the storage module. If necessary, the data can also be backed up to a USB or SD card through the external storage interface;

[0042] S5. The display device of the user interaction module displays the processed geographic information, such as vehicle position, navigation route, and real-time traffic conditions. The user sets the destination and updates the map through an input device, and the input signal is transmitted to the data processing and analysis module to adjust the processed and displayed information according to the user's instructions;

[0043] S6. The user interaction module collects user feedback, such as adjustments to the navigation route and marking of points of interest. The data processing and analysis module optimizes the geographic information processing and navigation suggestions based on user feedback and actual driving conditions, improving accuracy and usability.

[0044] Although embodiments of the present invention have been shown and described, those of ordinary skill in the art will appreciate that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A geographic information processing device, comprising a communication module, a sensor module, a data processing and analysis module, a data processing and analysis module and a storage module, characterized in that: The communication module is composed of a wireless communication system and a V2X communication module. The wireless communication system includes 3G, 4G, and 5G cellular communication technologies, as well as Wi-Fi and Bluetooth short-range communication technologies, which are used to realize data transmission between the car and external servers and mobile terminals to ensure that map data can be updated in a timely manner. The V2X communication module supports communication between vehicles and between vehicles and infrastructure to obtain real-time traffic conditions and road information, providing a richer data source for map data updates; The sensor module is composed of GPS, IMU and radar module. The GPS is used to obtain accurate location information of the vehicle, providing a basis for positioning and calibration of map data. The IMU includes an accelerometer and a gyroscope, which are used to sense the location and orientation changes of the vehicle. The auxiliary GPS can also provide relatively accurate location information in an environment with weak signals. The radar module is used to sense objects and road conditions in the environment around the vehicle, providing real-time environmental information for updating map data. The data processing and analysis module is composed of a computing platform and a data processing algorithm. The computing platform includes at least one processor and a memory for performing data processing and analysis tasks. The data processing algorithm is used to extract useful information from sensor data and integrate it into map data. The user interaction module is composed of a display device and an input device, wherein the display device is used to display map data and navigation information to the user, and the input device allows the user to perform operations such as setting a destination and updating a map; The storage module is composed of an internal memory and an external storage interface. The internal memory is used to store map data and vehicle location information, and the external storage interface allows a user to back up and update data through an external storage device.

2. A geographic information processing device according to claim 1, characterized in that: The processor is one of a general-purpose processor, a digital signal processor and a dedicated integrated circuit, and is used for processing sensor data and analyzing map data.

3. A geographic information processing device according to claim 1, characterized in that: The data processing algorithms include object recognition algorithms, structure-in-motion recovery algorithms, and video tracking techniques.

4. A geographic information processing device according to claim 1, characterized in that: The display device is a liquid crystal display or an organic light emitting diode display, and the input device is a touch screen or a key.

5. A geographic information processing device according to claim 1, characterized in that: The internal memory is a hard disk or a solid state drive, and the external storage interface is a USB interface or an SD card slot.

6. A geographic information processing method, applied to the geographic information processing device according to claims 1-5, characterized in that: The steps include: S1. The GPS in the sensor module obtains the precise location of the vehicle, the IMU senses the position and orientation changes, the radar module obtains information about surrounding objects and road conditions, and the communication module obtains the latest geographic information from external servers and mobile terminals with the help of the wireless communication system and V2X communication module; S2, the data collected by the sensor module is transmitted to the data processing and analysis module through the internal bus, and the communication module receives the external data and transmits it to the data processing and analysis module; S3, the processor of the data processing and analysis module pre-processes the sensor data and external data, removes noise and erroneous data, integrates the data using multi-sensor data fusion technology, forms environmental perception results, combines map data and traffic information, plans the optimal driving route, and compares and updates the new map data obtained from the outside with the locally stored map data; S4. The processed and analyzed data is stored in the internal memory of the storage module. If necessary, the data can also be backed up to a USB or SD card through an external storage interface; S5. The display device of the user interaction module displays the processed geographic information, such as the vehicle location, navigation route and real-time traffic conditions. The user sets the destination and updates the map through the input device. The input signal is transmitted to the data processing and analysis module, which adjusts the processing and display information according to the user's instructions; S6. The user interaction module collects user feedback, such as adjustments to the navigation route and marking of points of interest. The data processing and analysis module optimizes geographic information processing and navigation suggestions based on user feedback and actual driving conditions to improve accuracy and practicality.

7. A geographic information processing method according to claim 6, characterized in that: In step S3, the processor of the data processing and analysis module uses a machine learning algorithm to analyze the sensor data and external data, predict the trend of road condition changes, and provide users with road condition warnings and navigation suggestion adjustments in advance.

8. A geographic information processing method according to claim 6, characterized in that: The wireless communication system and V2X communication module of the communication module have data transmission priority management function, which ensures that during the data transmission process, key real-time road conditions and safety warning information are transmitted and processed first, reducing the impact of data transmission delays on driving decisions.

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