深空微波着陆雷达系统发展现状和趋势  

Deep Space Lading Radar: State of the Art and Development Trend

作　　者：贺亚鹏[1] 刘丽霞[1] 张爱军 党红杏[1] 谭小敏[1] HE Yapeng;LIU Lixia;ZHANG Aijun;DANG Hongxing;TAN Xiaomin(China Academy of Space Technology(Xi’an),Xi’an 710000,China)

机构地区：[1]中国空间技术研究院西安分院,西安710000

出　　处：《空间电子技术》2020年第3期1-7,共7页Space Electronic Technology

基　　金：国家级基金地球同步轨道星载降雨雷达多普勒速度测量问题研究(编号:41575022)。

摘　　要：深空微波着陆雷达是深空探测器GNC分系统重要载荷之一,为GNC分系统提供探测器相对着陆星体表面的距离与速度信息,确保着陆精度和安全。文章从系统设计、参数设计等各个方面对深空微波着陆雷达技术国内外现状进行综述,探讨了其技术发展趋势,为后续深空微波着陆雷达发展提供研究思路。Microwave landing radar for deep space is a crucial part of the GNC subsystem of a planet lander.The purpose of this type of radar is to provide velocity and range measurement of the lander relevant to the planet surface,leading to a safe and precise landing.This paper summarizes the general progresses of microwave landing radar systems from different aspects such as system design and key parameters,etc.Finally,the development trend is discussed in the paper to provide advices for future research of microwave landing radar systems.

关 键 词：深空 微波着陆雷达 测速 测距 

分 类 号：TN959.74[电子电信—信号与信息处理]