星载测云雷达定标技术  

Calibration Technology of Spaceborne Cloud Radar

作　　者：肖前循 许海玉[1] 丁丕满[1] 张鹏飞 梁伟[1] 张宏伟[1] XIAO Qianxun;XU Haiyu;DING Piman;ZHANG Pengfei;LIANG Wei;ZHANG Hongwei(Shanghai Institute of Satellite Engineering,Shanghai 201109,China)

机构地区：[1]上海卫星工程研究所,上海201109

出　　处：《海军航空大学学报》2024年第4期461-466,共6页Journal of Naval Aviation University

基　　金：国家重点研发计划(2022YFB3902900、2022YFB3902905);民用航天“十四五”预先研究项目(D030303)。

摘　　要：星载测云雷达是一种定量主动微波遥感仪器,定标是实现星载测云雷达定量化应用的前提和保障,对星载测云雷达进行定标技术研究具有重要的意义。首先,简要介绍了星载测云雷达定标原理及方法,包括内定标及外定标方法;然后,重点阐述了国外星载测云雷达定标技术发展现状,总结了国外星载测云雷达在轨定标方法,并提出了有源外定标技术难点问题,可为我国未来星载测云雷达定标设计提供参考。The spaceborne cloud radar is a quantitative active microwave remote sensing instrument,and calibration is the prerequisite and guarantee for achieving the quantitative application of spaceborne cloud radar.Therefore,research on calibration technology for spaceborne cloud radar is of great significance.Firstly,a brief introduction is given to the calibration principles and methods of spaceborne cloud measurement radar,including internal and external calibration methods;then,the current development status of calibration technology for foreign spaceborne cloud measurement radars is emphasized,the in orbit calibration methods for foreign spaceborne cloud measurement radars are summarized,and the technical difficulties of active external calibration are proposed,which can provide reference for the calibration design of future spaceborne cloud radars in China.

关 键 词：星载测云雷达 云 内定标 有源外定标 

分 类 号：TN95[电子电信—信号与信息处理]