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US 11,994,592 B2Granted
Lidar-based unmanned vehicle testing method and apparatus
AssigneeVenti Technologies Corporation
InventorPengcheng Qian
Life of this patent
Estimating the term…
Abstract
A lidar-based unmanned vehicle testing method, the method comprising: acquiring vehicle movement information and point cloud data collected by lidar, the vehicle movement information comprising movement of the vehicle during the vehicle driving process; if the movement of the vehicle is a preset movement then, on the basis of the point cloud data and a map, acquiring road information of the test road on which the vehicle is located; on the basis of the preset movement and the road information, acquiring a performance index of the vehicle; and, on the basis of the vehicle movement information and the performance index, determining a vehicle performance test result.
Claims18
A method for testing an unmanned vehicle based on a laser radar, comprising:
- acquiring point cloud data and vehicle motion information, wherein the point cloud data is collected by a laser radar on the vehicle, the vehicle motion information including a motion of the vehicle during travel;
- acquiring road type information of a test road where the vehicle is located according to the point cloud data and a map in response to the motion of the vehicle being a preset motion, wherein the map being a map including a test road for testing the vehicle and a road type includes at least one of a highway, a cobbled road, a fish scale pit road, a washboard road, a Belgian road, a rough road, a swinging road, a broken road, a square pit, a standard ramp, a ring road, and a mountain road;
- acquiring a performance indicator of the vehicle according to the preset motion and the road type information, wherein a correspondence among the preset motion, the road type information, and the performance indicator of the vehicle is preset before testing and the performance indicator of the vehicle includes at least one of a time required accelerating to 100 kilometers per hour, a steering radius, a steering angle, and a braking distance for emergency braking;
- and
- determining a vehicle performance test result according to the vehicle motion information and the performance indicator,
- wherein said acquiring road type information of the test road where the vehicle is located according to the point cloud data and the map comprises:
- determining a location of the vehicle on the test road according to the point cloud data and the map to acquire the road type information corresponding to the location;
- wherein a correspondence between the road type information and the location on the test road is preset, and the road type information includes the road type;
- the preset motion comprises one or more of the following:
- acceleration, deceleration, emergency braking, or steering;
- the performance indicator includes one or more of the following:
- a power indicator, an emergency braking indicator, or a control stability indicator.
9 more elements
A device for testing an unmanned vehicle device based on a laser radar, comprising:
- a processor;
- and
- a memory configured to store processor-executable instructions, wherein the processor is configured to execute the executable instructions to implement operations comprising:
- acquiring point cloud data and vehicle motion information, wherein the point cloud data is collected by a laser radar on the vehicle, the vehicle motion information including a motion of the vehicle during travel;
- acquiring road type information of a test road where the vehicle is located according to the point cloud data and a map in response to the motion of the vehicle being a preset motion, wherein the map being a map including a test road for testing the vehicle and a road type includes at least one of a highway, a cobbled road, a fish scale pit road, a washboard road, a Belgian road, a rough road, a swinging road, a broken road, a square pit, a standard ramp, a ring road, and a mountain road;
- acquiring a performance indicator of the vehicle according to the preset motion and the road type information, wherein a correspondence among the preset motion, the road type information, and the performance indicator of the vehicle is preset before testing and the performance indicator of the vehicle includes at least one of a time required accelerating to 100 kilometers per hour, a steering radius, a steering angle, and a braking distance for emergency braking;
- and
- determining a vehicle performance test result according to the vehicle motion information and the performance indicator,
- wherein said acquiring road type information of the test road where the vehicle is located according to the point cloud data and the map comprises:
- determining a location of the vehicle on the test road according to the point cloud data and the map to acquire the road type information corresponding to the location;
- wherein a correspondence between the road type information and the location on the test road is preset, and the road type information includes the road type;
- the preset motion comprises one or more of the following:
- acceleration, deceleration, emergency braking, or steering;
- the performance indicator includes one or more of the following:
- a power indicator, an emergency braking indicator, or a control stability indicator.
12 more elements
A non-volatile computer-readable storage medium, storing computer program instructions therein, wherein the computer program instructions, when executed by a processor, implement operations comprising:
- acquiring point cloud data and vehicle motion information, wherein the point cloud data is collected by a laser radar on the vehicle, the vehicle motion information including a motion of the vehicle during travel;
- acquiring road type information of a test road where the vehicle is located according to the point cloud data and a map in response to the motion of the vehicle being a preset motion, wherein the map being a map including a test road for testing the vehicle and a road type includes at least one of a highway, a cobbled road, a fish scale pit road, a washboard road, a Belgian road, a rough road, a swinging road, a broken road, a square pit, a standard ramp, a ring road, and a mountain road;
- acquiring a performance indicator of the vehicle according to the preset motion and the road type information, wherein a correspondence among the preset motion, the road type information, and the performance indicator of the vehicle is preset before testing and the performance indicator of the vehicle includes at least one of a time required accelerating to 100 kilometers per hour, a steering radius, a steering angle, and a braking distance for emergency braking;
- and
- determining a vehicle performance test result according to the vehicle motion information and the performance indicator,
- wherein said acquiring road type information of the test road where the vehicle is located according to the point cloud data and the map comprises:
- determining a location of the vehicle on the test road according to the point cloud data and the map to acquire the road type information corresponding to the location;
- wherein a correspondence between the road type information and the location on the test road is preset, and the road type information includes the road type;
- the preset motion comprises one or more of the following:
- acceleration, deceleration, emergency braking, or steering;
- the performance indicator includes one or more of the following:
- a power indicator, an emergency braking indicator, or a control stability indicator.
9 more elements
Dependencies are inferred from the claim text.