Method for checking an area with regard to potential autonomous movement of autonomously operable vehicles, as well as electronic test system and computer program

By categorizing digital maps into sections based on topology, geography, traffic, and environmental characteristics, the method addresses the inefficiencies and costs of traditional testing, enabling safer and more efficient autonomous vehicle route evaluation.

DE102024200841A1Pending Publication Date: 2025-07-31VOLKSWAGEN AG
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Patent Information

Application Number
DE102024200841
Authority / Receiving Office
DE · DE
Patent Type
Applications
Current Assignee / Owner
Filing Date
2024-01-30
Publication Date
2025-07-31

AI Technical Summary

Technical Problem

Existing methods for testing autonomous vehicle travel routes are costly, complex, and require extensive physical test sites, leading to increased emissions and inefficiencies, especially when changes occur in vehicle design or environment.

Method used

A method involving the digital map division into categorized map sections based on topology, geography, traffic situation, and environmental characteristics to create efficient test scenarios, reducing the need for comprehensive testing and minimizing computational resources.

Benefits of technology

This approach allows for more efficient and cost-effective evaluation of autonomous travel routes by reducing the number of test journeys and computational requirements, while ensuring safety and reliability of autonomous driving.

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Abstract

The invention relates to a method for checking an area (1) with regard to potential autonomous travel journeys, wherein - a digital map (2) relating to the area (1) is provided to an evaluation unit (3), comprising: - generating a plurality of map sections (10) relating to the digital map (2) by the evaluation unit (3) by dividing the digital map (2) based on various topology categories (9), - categorizing each map section into a corresponding topology category (9) based on a respective topology characteristic (11) of each map section, with which a route (12) in the respective map section is characterized, - forming at least one test scenario (8, 20) based on at least some of the categorized map sections (10), wherein a potential route for a potential autonomous travel journey is characterized with the at least one test scenario (8, 20),and- checking the area (1) on the basis of the test scenario (8, 20) with regard to potential autonomous locomotion journeys. Furthermore, the invention relates to an electronic test system (4) and a computer program (7).,
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Claims

[1] Method for checking an area (1) with regard to potential autonomous travels of autonomously operable vehicles within the area (1), wherein - a digital map (2) relating to the area (1) is provided to an electronic evaluation unit (3), characterized by , - generating several map sections (10) relating to the digital map (2) by the electronic evaluation unit (3) by dividing the digital map (2) according to different topology categories (9), - categorizing each map section of the plurality of map sections (10) into a corresponding topology category (9) based on a respective topology characteristic (11) of each map section of the plurality of map sections (10), with which a route (12) in the respective map section is characterized, in a first categorization process (S1), - forming at least one test scenario (8, 20) relating to the area (1) on the basis of at least some of the categorised map sections (10), wherein the at least one test scenario (8, 20) characterises a potential route for a potential autonomous travel journey of an autonomously operable vehicle within the area (1), and - Checking the area (1) on the basis of the at least one test scenario (8, 20) with regard to potential autonomous travel journeys of autonomously operable vehicles within the area (1). [2] Method according to claim 1, characterized by categorizing each map section of the plurality of map sections (10) in addition to a corresponding geography category (30) on the basis of a respective geography characteristic (29) of each map section of the plurality of map sections (10), with which at least one specific property of the route (12) in the respective map section is characterized, in a second categorization process (S2). [3] Method according to claim 1 or 2, characterized by categorizing each map section of the plurality of map sections (10) in addition to a corresponding traffic situation category (32) on the basis of a respective traffic situation characteristic (31) of each map section of the plurality of map sections (10), with which at least one traffic infrastructure and / or at least one traffic object in the respective map section is characterized, in a third categorization process (S3). [4] Method according to one of the preceding claims, characterized by categorizing each map section of the plurality of map sections (10) in addition to a corresponding environmental category (34) on the basis of a respective environmental characteristic (33) of each map section of the plurality of map sections (10), with which an environmental situation and / or surrounding situation in the respective map section is characterized, in a fourth categorization process (S4). [5] Method according to one of the preceding claims, characterized by that a test route (13, 21) along which at least one potential autonomous travel journey within the area (1) is to be carried out is specified, wherein the specified test route (13, 21) is taken into account when forming the at least one test scenario (8, 20). [6] Method according to claim 5, characterized bythat when forming the at least one test scenario (8, 23) such categorized map sections (10) are used which, when joined together, at least partially form the test route (13, 21). [7] Method according to one of the preceding claims, characterized by that further map sections (35) of a digital map (36) of a further area (37), which are categorized at least on the basis of their respective topology characteristics, are provided to the electronic evaluation unit (3), wherein the further map sections (35) are taken into account when forming the at least one test scenario (8, 21). [8] Method according to claim 7, characterized bythat a comparison is carried out between the further map sections (35) of the digital map (36) of the further area (37) and the categorized map sections (10) of the digital map (2) of the area (1), wherein during the comparison the further map sections (35) of the digital map (36) of the further area (37) are compared at least on the basis of their topology with the categorized map sections (10) of the digital map (2) of the area (1), whereby at least topologically similar map sections (10, 35) can be combined for forming the test scenario (8, 21). [9] Electronic test system (4) with an electronic evaluation unit (3), wherein the electronic test system (4) is designed to carry out a method according to one of claims 1 to 8. [10] Computer program (7) which can be loaded directly into a memory (6) of a control device (5) of a test system (4) according to claim 9, with program means for carrying out the steps of the method according to one of claims 1 to 8 when the program (7) is executed in the control device (5) of the test system (4).

Citation Information

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