激光三维强度关联成像系统研究  

Research of three-dimensional laser intensity correlated imaging system

作　　者：龚文林[1] 石剑虹[2] 杨晓梅[3] 赵清[4] 

机构地区：[1]中国科学院上海光学精密机械研究所 [2]上海交通大学 [3]中国科学院地理科学与资源研究所 [4]北京理工大学

出　　处：《科技资讯》2016年第2期173-174,共2页Science & Technology Information

摘　　要：该报告对本年度所开展的激光三维强度关联成像系统研究进行了技术总结,报告主要内容有:(1)机载激光三维强度关联成像试验样机总体方案及系统设计;(2)基于信息论的赝热光源散斑场优化设计及实验研究;(3)预置赝热光源方案设计及实验研究;(4)机载分辨率矫正方案研究;(5)可见光单光子计数探测灵敏度下激光三维强度关联成像研究;(6)啁啾调幅脉冲压缩激光强度关联成像研究;(7)改善关联成像的稀疏图像重建算法研究;关联成像中目标检测和识别研究。通过上述研究和技术开发,基本解决激光三维强度关联成像在遥感试验时存在的问题,关键技术得到了大幅度提升,并进一步拓展了其潜在的应用方式。This report is an annual technical summary of the research of the three-dimensional laser intensity correlated imaging system （3D--LICIS） carried out this year, covering the following points：（1）the overall scheme and system design of the prototype of the 3D-LICIS：（2）theoretical and experimental study of the design and optimization of speckle pattern of the pseudo--thermal light source;（3）the design and experimental study of the pseudo--thermal light source with preset speckle patterns：（4）the correcting method of the resolution of the onboard system s（5）the research of the 3D laser intensity correlation imaging using visible light under the condition of single--photon detection^（6）the research of laser intensity correlation imaging with pulse compression by chirp modulation：（7）the study of improving the reconstruction algorithm of sparse images in correlation imaging;（8）the target detection and identification study in correlation imaging. The above research and technical developments provide solutions for the problems encountered in the application in remote sensing of 3D laser correlation imaging and greatly promote the key techniques, extending its potential applications.

关 键 词：关联成像 稀疏重建 散斑 

分 类 号：TN24[电子电信—物理电子学]