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Systems and methods for trajectory planning in an autonomous vehicle using different fixed durations for steering and speed parameters

机译:使用转向和速度参数的不同固定持续时间的自动驾驶车辆轨迹规划的系统和方法

摘要

System, methods, and other embodiments described herein relate to autonomously controlling a vehicle according to a trajectory plan. In one embodiment, a method includes updating, upon traveling over at least a portion of a current segment of a roadway, the trajectory plan for a subsequent segment of the roadway by setting a fixed portion of the trajectory plan to include: (i) a steering parameter to be fixed for a first duration of time and (ii) a speed parameter to be fixed for a second duration of time. The first duration of time and the second duration of time are of different lengths. The method includes computing input controls for autonomously controlling the vehicle according to the fixed portion of the trajectory plan. The method includes controlling the vehicle according to the input controls over the subsequent segment of the roadway.
机译:本文描述的系统,方法和其他实施例涉及根据轨迹计划自主地控制车辆。在一个实施例中,一种方法包括:在行车道的当前路段的至少一部分上行进时,通过将轨迹图的固定部分设置为包括以下内容来更新车道的后续路段的轨迹图:(i)a在第一时间段内固定的转向参数和(ii)在第二时间段内固定的速度参数。第一时间段和第二时间段具有不同的长度。该方法包括计算输入控制,以根据轨迹计划的固定部分自主地控制车辆。该方法包括根据在道路的后续路段上的输入控制来控制车辆。

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