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PD Controller: Design

PD Controller: Design

In automotive engineering, car suspension systems often employ Proportional Derivative (PD) controllers to enhance performance. PD controllers are utilized to adjust the damping force in response to road conditions. A controller, acting as an amplifier with a constant gain, demonstrates proportional control, with output directly mirroring input.
Designing a continuous-data controller requires selecting and linking components like adders and integrators, which are fundamental in Proportional,...

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Updated: Jun 28, 2025

Evaluating the Effect of Roadside Parking on a Dual-Direction Urban Street

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Published on: January 20, 2023

基于PSD探测器的车辆可见光定位系统

Fatima Zahra Raissouni^1,2, Álvaro De-La-Llana-Calvo¹, José Luis Lázaro-Galilea¹

¹Department of Electronics, University of Alcalá, Alcalá de Henares, 28801 Madrid, Spain.

Sensors (Basel, Switzerland)

|April 13, 2024

概括

本研究介绍了可见光定位 (VLP) 用于智能交通系统 (ITS) 中的车辆对车辆 (V2V) 通信. V2V-VLP系统实现了厘米级准确度,用于精确的车辆定位和距离测量.

关键词:

在到达的角度到达的角度.定位传感器设备的定位传感器设备智慧城市的智慧城市车辆对车辆的交流.可见光通信可见光通信可见光定位可见光定位

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相关实验视频

Last Updated: Jun 28, 2025

Evaluating the Effect of Roadside Parking on a Dual-Direction Urban Street

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Published on: January 20, 2023

Scanning Light Scattering Profiler SLPS Based Methodology to Quantitatively Evaluate Forward and Backward Light Scattering from Intraocular Lenses

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科学领域:

智能运输系统 (ITS) 是一种智能运输系统.
光学传感技术的技术
车辆对车辆 (V2V) 通信

背景情况:

有效的视线 (LOS) 对于智能交通系统的准确定位至关重要.
现有的定位方法在维护V2V应用程序的准确性和可靠性方面面临挑战.
可见光定位 (VLP) 为高精度车辆间测量提供了一个有希望的替代方案.

研究的目的:

提出和评估一种新的V2V-VLP系统,用于精确的车辆定位和距离测定.
评估系统在不同条件下的性能,包括低信号噪声比.
优化系统参数,如焦距,以提高精度.

主要方法:

开发使用位置敏感探测器 (PSD) 和车辆尾灯的V2V-VLP系统.
使用到达角 (AoA) 测量用于位置和距离计算.
通过各种测试对模拟结果进行实验验证.

主要成果:

V2V-VLP系统在距离高达35米的距离上实现了厘米级的精度.
为了系统性能,确定了25毫米的最佳焦距.
该系统在低信号对噪声条件下也证明了可靠的定位.

结论:

拟议的V2V-VLP系统为ITS提供了高精度定位和距离测量功能.
该系统符合安全V2V应用所需的严格准确性和可靠性标准.
集成PSD传感器通过精确的车辆间数据提高了导航和驾驶安全.