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通过多参考路径增强MicroLiDAR的测量范围

Neisei Hayashi, Katsuhiro Ishii, Takahiro Deguchi

|November 14, 2024

概括

这项研究提高了MicroLiDAR测量范围,使用多参考路径和保持偏振的光纤. 实现了高达50毫米的稳定距离测量,提高了精度和计算速度.

科学领域:

光学和光子学在光学和光子学.
激光技术激光技术
计量学计量学计量学

背景情况:

传统的微光探测和测距 (MicroLiDAR) 系统在测量范围和精度方面面临限制.
提高有效的光路长度对于扩展LiDAR设备的测量能力至关重要.
有效的信号处理是保持测量精度和速度所必需的.

研究的目的:

为了扩大MicroLiDAR系统的测量范围.
为了研究多参考路径的有效性,以提高范围.
实施和验证双入法,以加快距离计算.

主要方法:

使用了一种包含多参考路径的MicroLiDAR系统.
采用了四个不同长度的保持偏振的光纤来构建参考路径.
集成了一个15GHz带宽示波器,用于高分辨率的信号采集.
引入并应用双入法以优化距离计算时间.

主要成果:

成功扩大了MicroLiDAR测量范围.
证明了高达50毫米的稳定距离测量能力.
验证了多引用路径配置的有效性.
证实了双入法在减少计算时间方面提供的性能改善.

结论:

多参考路径方法显著提高了MicroLiDAR的测量范围.
双入法为LiDAR系统中更快的距离计算提供了可行的解决方案.
开发的系统在扩展范围内实现稳定和准确的距离测量.

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