概括
一个新的测试站准确地测量光探测和测距 (LiDAR) 系统的性能,包括光束质量和排放特征. 这种设置使用商用LiDAR进行了验证,证明了它对激光束分析的有效性.
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 激光技术
- 遥感仪器仪器仪表 遥感仪器仪表
背景情况:
- 精确的光检测和测距 (LiDAR) 系统的表征对于其可靠的应用至关重要.
- 测量LiDAR光束传播参数的现有方法可能是复杂的和特定于系统的.
研究的目的:
- 介绍一个设计用于全面测量LiDAR发射特征和光束传播的多功能测试站.
- 详细介绍开发的测试站的关键组件和功能.
主要方法:
- 测试站集成模块来测量可访问的辐射,光谱特性 (波长峰值,FWHM),时间特征 (脉冲持续时间,PRR),空间分辨率 (角,FOV) 和光束传播因子 (M2,腰部大小,位置,分歧).
- 商用旋转激光雷达 (Velodyne VLP-16) 在913纳米运行,用于验证测试站的性能.
主要成果:
- 测试站成功测量了商用LiDAR系统的所有指定的排放和光束传播参数.
- 证明了具有913nm波长的激光束特征的能力.
结论:
- 开发的测试站为特征LiDAR系统提供了一个强大而有效的平台.
- 这种设置方便对光束质量和辐射进行详细分析,这对于LiDAR性能优化和验证至关重要.
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