Automatic parking control method and device for vehicle sun protection

Through the production of the physical map model and sunshine photo gallery, the automatic parking system can identify and select parking spaces that are not directly exposed to the sun, solving the problem of vehicle exposure to the sun during automatic parking and extending the service life of vehicle decorations.

CN119928835AActive Publication Date: 2025-05-06SAIC GM WULING AUTOMOBILE CO LTD

Patent Information

Application Number
CN202510056037.4
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-01-14
Publication Date
2025-05-06
Estimated Expiration
2045-01-14

AI Technical Summary

Technical Problem

When parking automatically, it is difficult for the vehicle to avoid exposure to the sun, resulting in the aging of the car paint or interior.

Method used

By generating a three-dimensional map model of the parking lot where the vehicle is located and its surroundings, and generating a sunshine picture album with granularity in seconds on it, it is determined whether there are empty sun protection parking spaces. If there is, select the parking space with the shortest sunshine time within the first preset time as the target parking space, and control the vehicle to automatically park in the parking space.

Benefits of technology

It effectively avoids the vehicle being exposed to the sun and extends the service life of the car paint and interior.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention relates to an automatic parking control method and device for vehicle sun protection, and belongs to the technical field of automatic parking. The control method comprises the steps that a parking lot where a vehicle is located and a three-dimensional map model within a first preset range around the parking lot are generated, and generating a model sunlight graph with second as granularity on the three-dimensional map model to obtain a sunlight graph set, determining whether sunscreen empty parking spaces exist or not according to the sunlight graph set and the parking space real-time information of the parking lot, if the sunscreen empty parking spaces exist in the parking lot, taking the sunscreen empty parking spaces with the shortest sunlight duration in the first preset duration as target parking spaces, and if the sunscreen empty parking spaces exist in the parking lot, taking the target parking spaces as the parking spaces. Controlling the vehicle to be automatically parked in the target parking space; according to the scheme, the target parking space can be determined and selected before the vehicle is automatically parked, the target parking space is a parking space which is not directly irradiated by the sun, the vehicle can be effectively prevented from being exposed to the sun, and therefore the service life of vehicle paint and interior trim of the vehicle is effectively prolonged.
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Description

Technical Field

[0001] The present application relates to the technical field of automatic parking, and in particular to an automatic parking control method and device for sun protection of a vehicle. Background Art

[0002] After an autonomous driving vehicle arrives at a parking place, it will enter automatic parking mode, and then select a currently vacant parking space or a temporary parking space for parking. Due to factors such as limited choices when parking, it can only randomly select a currently vacant parking space or a temporary parking space. After selecting a vacant parking space for parking, the vehicle is easily exposed to the sun because there is no shelter at the parking location or as the angle of the sun changes, causing aging of the vehicle's paint or interior. Summary of the invention

[0003] To this end, the present invention provides an automatic parking control method and device for vehicle sun protection, so as to solve the problem of aging of vehicle paint or interior caused by the random selection of currently vacant parking spaces or temporary parking spaces in the prior art, in which the vehicle is difficult to avoid exposure to the sun.

[0004] In a first aspect, an automatic parking control method for sun protection of a vehicle is provided, the method comprising:

[0005] Model generation step: generating a three-dimensional map model of the parking lot where the vehicle is located and a first preset range around the parking lot; the three-dimensional map model includes a three-dimensional model of the parking lot and a three-dimensional model of surrounding buildings;

[0006] A sunshine generation step: generating a sunshine atlas of a model sunshine map with a granularity of seconds on the day on the three-dimensional map model;

[0007] The target parking space determination step includes: determining whether there is a sun-protected empty parking space according to the sunshine atlas and the real-time information of parking spaces in the parking lot; if there is the sun-protected empty parking space in the parking lot, taking the sun-protected empty parking space with the shortest sunshine duration within the first preset duration as the target parking space; the sun-protected empty parking space is an empty parking space whose sunshine duration within the first preset duration is less than the preset sunshine duration and whose sunshine area is less than the preset sunshine area;

[0008] Automatic parking steps: control the vehicle to automatically park in the target parking space.

[0009] Furthermore, the real-time parking space information of the parking lot includes real-time vacant parking space information; determining whether there is a sun-protected vacant parking space according to the sunshine atlas and the real-time parking space information of the parking lot includes:

[0010] Acquire all model sunshine maps within the first preset time after the current moment from the sunshine atlas as a valid sunshine atlas;

[0011] The parking spaces whose sunshine areas in each model sunshine map of the effective sunshine map set are smaller than the preset sunshine areas are selected as the parking spaces to be selected;

[0012] According to the real-time vacant parking space information, the vacant parking space at the current moment is obtained as the effective vacant parking space;

[0013] If the position of the parking space to be selected is consistent with the position of the valid empty parking space, then the parking space to be selected is a sun-protected empty parking space.

[0014] Furthermore, before the automatic parking step, the method further includes: if the sun-protected empty parking space does not exist in the parking lot, taking the empty parking space with the shortest sunshine duration within the first preset duration as the target parking space, or taking the nearest empty parking space as the target parking space.

[0015] Furthermore, the method further comprises:

[0016] Real-time monitoring of the temperature inside the car;

[0017] If the temperature inside the vehicle is greater than the preset temperature, the target parking space determination step and the automatic parking step are performed in sequence.

[0018] Furthermore, the method further comprises:

[0019] The target parking space determination step and the automatic parking step are sequentially performed every third preset time period.

[0020] Furthermore, before executing the automatic parking step, the method further includes:

[0021] Send a vehicle moving confirmation message to the vehicle driver and wait for a reply message; the reply message includes whether to move the vehicle or not;

[0022] If the received reply message is to move the car, the automatic parking step continues to be executed.

[0023] Furthermore, the method further comprises:

[0024] Acquire all parking lot information within a second preset range around the vehicle; the parking lot information includes parking type and number of empty parking spaces;

[0025] Selecting a parking lot whose parking lot type is an underground garage and whose number of empty parking spaces is greater than a preset number as a target parking lot;

[0026] After navigating the vehicle to the nearest target parking lot, the vehicle finds an empty parking space and automatically parks there.

[0027] Furthermore, the generating of the three-dimensional map model of the parking lot where the vehicle is located and within a first preset range around the parking lot includes:

[0028] Acquire map data of the parking lot where the vehicle is located and within a first preset range around the parking lot from an existing three-dimensional map model;

[0029] The three-dimensional map model is obtained according to the map data through the existing three-dimensional map model generation technology.

[0030] Furthermore, generating a model sunshine map with a granularity of seconds on the day on the three-dimensional map model to obtain a sunshine atlas includes:

[0031] Generate a model sunshine map corresponding to each second of the day on the three-dimensional map model with a granularity of seconds according to the geographical location information of the parking lot where the vehicle is located and the current date;

[0032] All the model sunshine maps of the day are stored in a collection to obtain the sunshine atlas.

[0033] In a second aspect, an automatic parking control device for sun protection of a vehicle is provided, the device comprising:

[0034] Model generation module: generating a three-dimensional map model of the parking lot where the vehicle is located and a first preset range around the parking lot; the three-dimensional map model includes a three-dimensional model of the parking lot and a three-dimensional model of surrounding buildings;

[0035] A sunshine generation module: generating a sunshine atlas of a model sunshine map with a granularity of seconds on the day on the three-dimensional map model;

[0036] The target parking space determination module determines whether there is a sun-protected empty parking space according to the sunshine atlas and the real-time information of parking spaces in the parking lot; the sun-protected empty parking space is an empty parking space whose sunshine duration in a first preset duration is less than the preset sunshine duration and whose sunshine area is less than the preset sunshine area; if there is the sun-protected empty parking space in the parking lot, the sun-protected empty parking space with the shortest sunshine duration in the first preset duration is taken as the target parking space;

[0037] Automatic parking module: controls the vehicle to automatically park in the target parking space.

[0038] The present invention adopts the above technical solution and has at least the following beneficial effects:

[0039] Provided is an automatic parking control method and device for vehicle sun protection, which generates a three-dimensional map model of the parking lot where the vehicle is located and within a first preset range around the parking lot, generates a model sunshine map with a granularity of seconds on the three-dimensional map model for the day to obtain a sunshine atlas, and determines whether there are empty sun-protected parking spaces based on the sunshine atlas and real-time information about parking spaces in the parking lot. If there are empty sun-protected parking spaces in the parking lot, the empty sun-protected parking spaces with the shortest sunshine duration within a first preset duration are used as target parking spaces, and the vehicle is controlled to automatically park in the target parking space. Through the above scheme, the vehicle can determine and select a target parking space before automatic parking, and the target parking space is a parking space that is not exposed to direct sunlight, which can effectively prevent the vehicle from being exposed to the sun and causing vehicle aging, thereby effectively increasing the service life of the vehicle's paint and interior.

[0040] It should be understood that the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the present application. BRIEF DESCRIPTION OF THE DRAWINGS

[0041] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0042] Figure 1 is a flow chart of an automatic parking control method for sun protection of a vehicle shown in an exemplary embodiment of the present invention;

[0043] Figure 2 It is a schematic block diagram of an automatic parking control device for sun protection of a vehicle shown in an exemplary embodiment of the present invention. DETAILED DESCRIPTION

[0044] In order to make the purpose, technical solution and advantages of the present application more clearly understood, the present application is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and are not used to limit the present application.

[0045] After the autonomous vehicle arrives at the parking place, it selects a currently vacant parking space or a temporary parking space to park. Due to factors such as limited parking options, for example, there are only unobstructed exposed parking spaces when parking, the current location may have poor conditions, for example, the unobstructed parking space may be exposed to the sun.

[0046] An embodiment of the present application provides an automatic parking control method and device for vehicle sun protection, which can identify a target parking space that is blocked or not exposed to direct sunlight, and can automatically drive from the current parking space to the target parking space and automatically park in the target parking space, effectively preventing the vehicle from being exposed to the sun and thereby slowing down the aging of the paint and accessories.

[0047] The method and device in this application are described below through specific embodiments.

[0048] See also Figure 1 , Figure 1 is a flow chart of an automatic parking control method for sun protection of a vehicle shown in an exemplary embodiment of the present invention, see Figure 1 , the method comprising:

[0049] Step S11, generating a three-dimensional map model of the parking lot where the vehicle is located and a first preset range around the parking lot;

[0050] Step S12, generating a model sunshine map with a granularity of seconds on the day on the three-dimensional map model to obtain a sunshine atlas;

[0051] Step S13, determining whether there is an empty sun-protected parking space based on the sunshine atlas and the real-time information of parking spaces in the parking lot; if there is an empty sun-protected parking space in the parking lot, taking the empty sun-protected parking space with the shortest sunshine duration within the first preset duration as the target parking space;

[0052] Step S14: Control the vehicle to automatically park in the target parking space.

[0053] It should be noted that the technical solution provided in this embodiment can be added to the existing vehicle assistance system in the form of a small program in specific practice, or it can also be in the form of an independent application to provide an interface to the outside world to complete the automatic parking control function of sun protection; applicable scenarios include but are not limited to: automatic parking.

[0054] Specifically, if there is no sun-protected empty parking space in the parking lot, the empty parking space with the shortest sunshine duration within the first preset duration will be used as the target parking space, or the nearest empty parking space will be used as the target parking space.

[0055] It should be noted that the first preset range is determined according to the parking space selection distance set for automatic parking. The larger the parking space selection distance set for automatic parking, the larger the first preset range; the three-dimensional map model includes a three-dimensional model of the parking lot and a three-dimensional model of the surrounding buildings; a sun-proof empty parking space is an empty parking space whose sunshine duration within the first preset duration is less than the preset sunshine duration and whose sunshine area is less than the preset sunshine area. The first preset duration is generally the estimated parking time set by the user, and the default is 2 hours; the preset sunshine duration can be set to 70%-100% of the first preset duration; the preset sunshine area can be set to 60%-100% of the parking space area.

[0056] It can be understood that the method provided in this embodiment generates a three-dimensional map model of the parking lot where the vehicle is located and within a first preset range around the parking lot, generates a model sunshine map with a granularity of seconds for the day on the three-dimensional map model to obtain a sunshine atlas, and determines whether there are empty sun-protected parking spaces based on the sunshine atlas and real-time information about parking spaces in the parking lot. If there are empty sun-protected parking spaces in the parking lot, the empty sun-protected parking spaces with the shortest sunshine duration within a first preset duration are used as the target parking space, and the vehicle is controlled to automatically park in the target parking space. Through the above scheme, the vehicle can determine and select the target parking space before automatic parking. The target parking space is a parking space that is not directly exposed to the sun, which can effectively prevent the vehicle from being exposed to the sun and causing vehicle aging, thereby effectively increasing the service life of the vehicle's paint and interior.

[0057] In specific practice, step S11 "generating a three-dimensional map model of the parking lot where the vehicle is located and within a first preset range around the parking lot" includes: obtaining map data of the parking lot where the vehicle is located and within a first preset range around the parking lot from an existing three-dimensional map model; and obtaining a three-dimensional map model based on the map data through existing three-dimensional map model generation technology.

[0058] It should be noted that the data obtained by scanning the interior and surrounding environment of the parking lot using the vehicle's own sensors (camera, lidar, etc.) can also be added to the map data.

[0059] In specific practice, step S12 "generating a model sunshine map with a granularity of seconds for the day on the three-dimensional map model to obtain a sunshine atlas" includes: generating a model sunshine map corresponding to each second of the day on the three-dimensional map model with a granularity of seconds based on the geographical location information of the parking lot where the vehicle is located and the current date; storing all the model sunshine maps of the day in a collection to obtain a sunshine atlas.

[0060] It should be noted that the model sunshine map is generated with a granularity of seconds, that is, 60 model sunshine maps are generated every minute.

[0061] In specific practice, step S13 "determine whether there are sun-protected empty parking spaces based on the sunshine atlas and real-time parking space information in the parking lot" includes: obtaining all model sunshine maps within the first preset time period after the current moment from the sunshine atlas as the effective sunshine atlas; taking the parking spaces in each model sunshine map of the effective sunshine atlas whose sunshine area is less than the preset sunshine area as the selected parking spaces; obtaining the empty parking spaces at the current moment as the valid empty parking spaces based on the real-time empty parking space information; if the position of the parking space to be selected is consistent with the position of the valid empty parking space, then the parking space to be selected is the sun-protected empty parking space.

[0062] It should be noted that the sunshine conditions of all parking spaces in the parking lot can be seen in each model sunshine map, that is, each model sunshine map represents the sunshine conditions of the parking spaces within one second.

[0063] In specific practice, before the automatic parking step, the method also includes: if there is no sun-protected empty parking space in the parking lot, the empty parking space with the shortest sunshine duration within the first preset duration is used as the target parking space, or the nearest empty parking space is used as the target parking space.

[0064] In specific practice, the method further includes: monitoring the temperature inside the vehicle in real time; if the temperature inside the vehicle is greater than a preset temperature, executing step S13 and step S14 in sequence.

[0065] It should be noted that the preset temperature is set according to the monthly average temperature in the weather forecast, and the preset temperature range is generally 25-45℃.

[0066] In specific practice, the method further includes: executing step S13 and step S14 in sequence every second preset time period.

[0067] It should be noted that the second preset time length is shorter than the first preset time length, and can generally be set to 30-120 minutes.

[0068] In specific practice, the method also includes: obtaining all parking lot information within a second preset range around the vehicle; the parking lot information includes parking type and the number of empty parking spaces; selecting a parking lot whose parking lot type is an underground garage and whose number of empty parking spaces is greater than a preset number as a target parking lot; navigating the vehicle to the nearest target parking lot, finding an empty parking space, and automatically parking the vehicle.

[0069] It should be noted that if there is an underground parking lot within the second preset range of the vehicle, the underground parking lot shall be given priority; the second preset range is generally set according to user needs, and mainly depends on the user's waiting time for the car, that is, the time it takes for the vehicle to automatically drive from the parking space to the user-specified location determines the second preset range; the preset number is generally set to more than 10% of the total number of parking spaces in the parking lot, that is, a parking lot with 10% empty parking spaces.

[0070] See also Figure 2 , Figure 2 is a schematic block diagram of an automatic parking control device for sun protection of a vehicle according to an exemplary embodiment of the present invention, see Figure 2 , the automatic parking control device 100 for vehicle sun protection includes:

[0071] Model generation module 101: Generate a 3D map model of the parking lot where the vehicle is located and within a first preset range around the parking lot; the 3D map model includes a 3D model of the parking lot and 3D models of surrounding buildings;

[0072] Sunshine generation module 102: Generates a model sunshine map with a granularity of seconds on the day on the three-dimensional map model to obtain a sunshine atlas;

[0073] The target parking space determination module 103 determines whether there is a sun-protected empty parking space according to the sunshine atlas and the real-time information of the parking spaces in the parking lot; if there is a sun-protected empty parking space in the parking lot, the sun-protected empty parking space with the shortest sunshine duration within the first preset duration is taken as the target parking space; the sun-protected empty parking space is an empty parking space whose sunshine duration within the first preset duration is less than the preset sunshine duration and whose sunshine area is less than the preset sunshine area;

[0074] The automatic parking module 104 controls the vehicle to automatically park in a target parking space.

[0075] It should be noted that the technical solution provided in this embodiment can be applied to scenarios including, but not limited to, automatic parking in specific practice.

[0076] Specifically, if there is no sun-protected empty parking space in the parking lot, the empty parking space with the shortest sunshine duration within the first preset duration will be used as the target parking space, or the nearest empty parking space will be used as the target parking space.

[0077] It should be noted that the first preset range is determined according to the parking space selection distance set for automatic parking. The larger the parking space selection distance set for automatic parking, the larger the first preset range; the three-dimensional map model includes a three-dimensional model of the parking lot and a three-dimensional model of the surrounding buildings; a sun-proof empty parking space is an empty parking space whose sunshine duration within the first preset duration is less than the preset sunshine duration and whose sunshine area is less than the preset sunshine area. The first preset duration is generally the estimated parking time set by the user, and the default is 2 hours; the preset sunshine duration can be set to 70%-100% of the first preset duration; the preset sunshine area can be set to 60%-100% of the parking space area.

[0078] It can be understood that the device provided in this embodiment generates a three-dimensional map model of the parking lot where the vehicle is located and within a first preset range around the parking lot, generates a model sunshine map with a granularity of seconds for the day on the three-dimensional map model to obtain a sunshine atlas, and determines whether there are empty sun-protected parking spaces based on the sunshine atlas and real-time information about parking spaces in the parking lot. If there are empty sun-protected parking spaces in the parking lot, the empty sun-protected parking spaces with the shortest sunshine duration within a first preset duration are used as the target parking space, and the vehicle is controlled to automatically park in the target parking space. Through the above scheme, the vehicle can determine and select the target parking space before automatic parking. The target parking space is a parking space that is not directly exposed to the sun, which can effectively prevent the vehicle from being exposed to the sun and causing vehicle aging, thereby effectively increasing the service life of the vehicle's paint and interior.

[0079] The above-mentioned embodiments only express several implementation methods of the present application, and the descriptions thereof are relatively specific and detailed, but they cannot be understood as limiting the scope of the invention patent. It should be pointed out that, for a person of ordinary skill in the art, several variations and improvements can be made without departing from the concept of the present application, and these all belong to the protection scope of the present application. Therefore, the protection scope of the patent of the present application shall be subject to the attached claims.

[0080] Those skilled in the art can understand that all or part of the processes in the above-mentioned embodiment methods can be completed by instructing the relevant hardware through a computer program, and the computer program can be stored in a non-volatile computer-readable storage medium. When the computer program is executed, it can include the processes of the embodiments of the above-mentioned methods. Among them, any reference to memory, storage, database or other media used in the embodiments provided in this application can include non-volatile and / or volatile memory. Non-volatile memory can include read-only memory (ROM), programmable ROM (PROM), electrically programmable ROM (EPROM), electrically erasable programmable ROM (EEPROM) or flash memory. Volatile memory can include random access memory (RAM) or external cache memory. As an illustration and not limitation, RAM is available in many forms, such as static RAM (SRAM), dynamic RAM (DRAM), synchronous DRAM (SDRAM), double data rate SDRAM (DDRSDRAM), enhanced SDRAM (ESDRAM), synchronous link (Synchlink) DRAM (SLDRAM), memory bus (Rambus) direct RAM (RDRAM), direct memory bus dynamic RAM (DRDRAM), and memory bus dynamic RAM (RDRAM).

[0081] The technical features of the above embodiments may be combined arbitrarily. To make the description concise, not all possible combinations of the technical features in the above embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0082] The above-mentioned embodiments only express several implementation methods of the present application, and the descriptions thereof are relatively specific and detailed, but they cannot be understood as limiting the scope of the invention patent. It should be pointed out that, for a person of ordinary skill in the art, several variations and improvements can be made without departing from the concept of the present application, and these all belong to the protection scope of the present application. Therefore, the protection scope of the patent of the present application shall be subject to the attached claims.

Claims

1. An automatic parking control method for vehicle sun protection, characterized in that: The method comprises: Model generation step: generating a three-dimensional map model of the parking lot where the vehicle is located and a first preset range around the parking lot; the three-dimensional map model includes a three-dimensional model of the parking lot and a three-dimensional model of surrounding buildings; A sunshine generation step: generating a sunshine atlas of a model sunshine map with a granularity of seconds on the day on the three-dimensional map model; The target parking space determination step: determining whether there is a sun-protected empty parking space according to the sunshine atlas and the real-time information of parking spaces in the parking lot; the sun-protected empty parking space is an empty parking space whose sunshine duration in a first preset duration is less than a preset sunshine duration and whose sunshine area is less than a preset sunshine area; if there is the sun-protected empty parking space in the parking lot, the sun-protected empty parking space with the shortest sunshine duration in the first preset duration is taken as the target parking space; Automatic parking steps: control the vehicle to automatically park in the target parking space.

2. The control method according to claim 1, characterized in that: The real-time parking space information of the parking lot includes real-time vacant parking space information; Determining whether there is an empty sun-protected parking space based on the sunshine atlas and the real-time parking space information of the parking lot includes: Acquire all model sunshine maps within the first preset time after the current moment from the sunshine atlas as a valid sunshine atlas; The parking spaces whose sunshine areas in each model sunshine map of the effective sunshine map set are smaller than the preset sunshine areas are selected as the parking spaces to be selected; According to the real-time vacant parking space information, the vacant parking space at the current moment is obtained as the effective vacant parking space; If the position of the parking space to be selected is consistent with the position of the valid empty parking space, then the parking space to be selected is a sun-protected empty parking space.

3. The control method according to claim 1, characterized in that: Before the automatic parking step, the method further includes: if the sun-protected empty parking space does not exist in the parking lot, taking the empty parking space with the shortest sunshine duration within the first preset duration as the target parking space, or taking the nearest empty parking space as the target parking space.

4. The control method according to claim 3, characterized in that: The method further comprises: Real-time monitoring of the temperature inside the car; If the temperature inside the vehicle is greater than the preset temperature, the target parking space determination step and the automatic parking step are performed in sequence.

5. The control method according to claim 3, characterized in that: The method further comprises: The target parking space determination step and the automatic parking step are sequentially performed every second preset time period.

6. The control method according to any one of claims 4 or 5, characterized in that: Before executing the automatic parking step, the method further includes: Send a vehicle moving confirmation message to the vehicle driver and wait for a reply message; the reply message includes whether to move the vehicle or not; If the received reply message is to move the car, the automatic parking step continues to be executed.

7. The control method according to claim 1, characterized in that: The method further comprises: Acquire all parking lot information within a second preset range around the vehicle; the parking lot information includes parking type and number of empty parking spaces; Selecting a parking lot whose parking lot type is an underground garage and whose number of empty parking spaces is greater than a preset number as a target parking lot; After navigating the vehicle to the nearest target parking lot, the vehicle finds an empty parking space and automatically parks there.

8. The control method according to claim 1, characterized in that: The generating of a three-dimensional map model of a parking lot where the vehicle is located and a first preset range around the parking lot includes: Acquire map data of the parking lot where the vehicle is located and within a first preset range around the parking lot from an existing three-dimensional map model; The three-dimensional map model is obtained according to the map data through the existing three-dimensional map model generation technology.

9. The control method according to claim 1, characterized in that: The step of generating a model sunshine map with a granularity of seconds on the day on the three-dimensional map model to obtain a sunshine atlas includes: Generate a model sunshine map corresponding to each second of the day on the three-dimensional map model with a granularity of seconds according to the geographical location information of the parking lot where the vehicle is located and the current date; All the model sunshine maps of the day are stored in a collection to obtain the sunshine atlas.

10. An automatic parking control device for sun protection of vehicles, characterized in that: The device comprises: Model generation module: generating a three-dimensional map model of the parking lot where the vehicle is located and a first preset range around the parking lot; the three-dimensional map model includes a three-dimensional model of the parking lot and a three-dimensional model of surrounding buildings; A sunshine generation module: generating a sunshine atlas of a model sunshine map with a granularity of seconds on the day on the three-dimensional map model; The target parking space determination module determines whether there is a sun-protected empty parking space according to the sunshine atlas and the real-time information of parking spaces in the parking lot; if there is the sun-protected empty parking space in the parking lot, the sun-protected empty parking space with the shortest sunshine duration within the first preset duration is taken as the target parking space; the sun-protected empty parking space is an empty parking space whose sunshine duration within the first preset duration is less than the preset sunshine duration and whose sunshine area is less than the preset sunshine area; Automatic parking module: controls the vehicle to automatically park in the target parking space.

Citation Information

Patent Citations

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