全波形机载激光雷达数据处理技术的研究进展

Research process of data processing technology of full-waveform airborne laser radars

全波形机载激光雷达可以直接快速获取地面特征点的3维空间位置,相比于其它测绘方法,全波形机载激光雷达在一定程度上性能更优。首先介绍了全波形机载激光雷达激光测距的工作原理,随后讨论了全波形机载激光雷达数据处理的一般性方法,并总结了其数据处理技术国内外研究现状的主要进展,最后归纳了全波形激光雷达数据处理研究中的关键问题,在此基础上对其数据处理的研究前景进行了展望。

3-D space position of ground feature points can be quickly obtained by full-waveform airborne laser radars.Compared to other surveying and mapping methods,a full-waveform airborne laser radar has better performance to a certain extent.Firstly,the laser ranging principle of a full-waveform airborne laser radar is introduced.Then the general method of data processing for full-waveform airborne lidar is discussed.The main progress and the research status of data processing technology at home and abroad are summarized.Finally,the key problems in the research of full-waveform lidar data processing are summarized.On this basis,the research prospect of data processing is prospected.