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相关实验视频

Updated: Jan 7, 2026

Implementation of a Coherent Anti-Stokes Raman Scattering CARS System on a Ti:Sapphire and OPO Laser Based Standard Laser Scanning Microscope
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激光脉冲驱动多传感器时间同步方法用于LiDAR系统.

Jiazhi Yang1,2,3, Xingguo Han1,2,3, Wenzhong Deng1,2,3

  • 1Guangxi Region Precious Metal Materials Advanced Process Research Center, Guilin University of Aerospace Technology, Guilin 541004, China.

Sensors (Basel, Switzerland)
|December 31, 2025
PubMed
概括
此摘要是机器生成的。

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这项研究引入了一种新的激光脉冲驱动时间同步 (LPTS) 方法,用于多传感器系统. LPTS将计时精度提高到0.1μs,克服了全球导航卫星系统 (GNSS) 同步的局限性.

科学领域:

  • 传感器融合和数据集成
  • 精确测量和计量学 精确测量和计量学
  • 光学传感技术的技术

背景情况:

  • 多传感器系统需要精确的时间同步来实现有效的数据融合.
  • 目前全球导航卫星系统 (GNSS) 的同步方法缺乏准确性,易受信号干扰的影响.
  • 现有的方法往往依赖于外部,可能不可靠的时间参考.

研究的目的:

  • 引入和评估用于光检测和测距 (LiDAR) 系统的新型激光脉冲驱动时间同步 (LPTS) 方法.
  • 在多传感器应用中解决传统时间同步方法的局限性.
  • 为了提高时间同步的准确性和可靠性,而无需外部硬件依赖.

主要方法:

  • 开发一个采用LPTS方法的定制LiDAR系统.
  • 使用与激光束同步的电脉冲来驱动微控制器单元 (MCU) 计时器.
  • 实施插值技术,以精确地与激光脉冲同步数据.
  • 对LPTS与传统时间同步 (TRTS) 方法进行比较的实验分析.

主要成果:

  • 使用LPTS方法可以达到0.1μs的计时精度.
  • LPTS消除了对GNSS等外部时间参考的依赖,减轻了信号依赖问题.
关键词:
李达尔 (LiDAR) 是一种激光雷达.这是一个MCU.激光脉冲驱动的激光脉冲驱动的多传感器多传感器时间同步时间同步.

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Last Updated: Jan 7, 2026

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  • 该方法最大限度地减少了来自第三方时间源的激光动.
  • 内部时间同步分辨率提高到0.1μs,显著提高相对定时精度.

    • 结论:

    • 新的LPTS方法为多传感器系统的时间同步提供了强大而准确的解决方案,特别是在LiDAR应用中.
    • LPTS绕过了基于GNSS的同步的缺点,提供了卓越的性能和可靠性.
    • 该技术提高了内部定时精度,并减少了对外部定时干扰的敏感性,而无需额外的硬件.