机载激光3D探测成像系统的关键技术

Key technologies of airborne laser 3D detection imaging system

介绍了机载激光3D探测成像系统的应用领域和国内外发展现状,概括了小型无人机载激光3D成像检测系统(JIGSAW)、机载激光测深系统(LADS)、直升机3D-LZ Imaging LADAR及机载对地高分辨详查系统的基本组成、技术指标以及各自的特点。阐述了激光3D成像系统的工作原理与扫描方式的分类,并重点对其单元核心技术即激光测距系统、激光光轴控制与指向测量系统、数据图像处理技术与显示系统进行了研究。最后,简单综述了机载激光3D探测成像系统的发展前景。

This paper introduces the applications and development of laser 3D detection imaging systems at home and abroad and reviews the basic compositions and technical configurations of the JIGSAW system,LADS system,helicopter 3D-LZ Imaging LADAR and the airborne high-resolution detailed investigation system.Especially,it gives different characteristics of these systems.Furthermore,it describes their working principles,different scanning modes and emphasizes the core technologies of these systems,including laser ranging,laser optical axis control,pointing measurement and data processing ＆ image display.Finally,this paper outlines the developing prospects of the airborne laser 3D imaging detection systems.