相干多普勒测风激光雷达

Coherent Doppler wind lidar

鉴于多普勒测风激光雷达在航空航天、遥感遥测、气象观测等军事及民用领域中的广泛应用,结合相干探测工作原理,介绍了国外几种典型波段相干多普勒测风激光雷达系统,重点分析了激光发射机/接收机、空间扫描、数据处理等关键技术,并对相干多普勒激光雷达的广阔应用前景进行了展望。指出国内相干多普勒测风激光雷达研究已取得的一些重要进展。

In view of Doppler wind lidar has found widespread applications in aerospace,aviation,space-based remote sensing and atmospheric observation,several typical coherent Doppler wind lidars with different bands are introduced in combination with the principle of coherent detection.Some key techniques such as laser transmitter/receiver,space scanning and data processing are analyzed.In addition,the wide prospects of application are expected.The results indicate that we are still lagging behind developed countries in the field of coherent Doppler wind lidar to a great extent though some achievements have been made.