Lane ending cost

By using lane ending cost techniques to determine control trajectories, autonomous vehicles can better manage lane changes and improve safety and efficiency, addressing the challenges of existing autonomous driving systems.

WO2025071957A1 Publication Date: 2025-04-03ZOOX INC
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Patent Information

Application Number
PCT/US2024/046759
Authority / Receiving Office
WO · WO
Patent Type
Applications
Current Assignee / Owner
Priority Date
2023-09-29
Filing Date
2024-09-13
Publication Date
2025-04-03

AI Technical Summary

Technical Problem

Existing autonomous driving systems lack effective methods to determine optimal control trajectories that account for lane endings and dynamic environmental conditions, leading to potential safety and efficiency issues.

Method used

The implementation of lane ending cost techniques, which assign costs to lane portions based on the proximity to lane endings and dynamic factors like traffic and obstacles, to inform driving behavior and determine control trajectories.

Benefits of technology

This approach improves vehicle safety and driving efficiency by better managing lane changes and reducing the likelihood of missed lane changes or corrective maneuvers, thereby enhancing the vehicle's ability to follow optimal routes.

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Abstract

Techniques for generating lane ending costs for determining costs for vehicle positions in an environment are described herein. A planning component within a vehicle may determine, a lane ending of a lane of a route, the lane ending indicative of whether a vehicle is able to continue along the lane to a desired endpoint of the route. The planning component may determine, based at least in part on the lane ending, a lane ending cost and determine a cost for a candidate trajectory based at least in part on the lane ending cost. The planning component may then determine a control trajectory for an autonomous vehicle, based at least in part on the cost for the candidate trajectory.
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