Ka-Band Drone SAR Flying without GPS

被引:0
|
作者
Liu, Weixian [1 ]
Feng, Hongchuan [1 ]
Lu, Yilong [2 ]
机构
[1] Nanyang Technol Univ, Satellite Res Ctr, Singapore, Singapore
[2] Nanyang Technol Univ, Sch Elect & Elect Engn, Singapore, Singapore
关键词
Ka-band; synthetic aperture radar; drone; FMCW; backprojection; autofocus;
D O I
10.1109/APSAR52370.2021.9688524
中图分类号
V [航空、航天];
学科分类号
08 ; 0825 ;
摘要
This paper presents a low-cost Ka-band droneborne Synthetic Aperture Radar (SAR) imaging system flying without motion sensor. This study is motivated by the demands from industry for a smaller, lighter and low-cost microwave camera after our successful development of a Ku-band drone-borne SAR systems a few years ago. The main contribution of this paper is on a robust autofocus algorithm for compensating for the platform motion errors due to platform engine vibration and air turbulence without GPS.
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页数:4
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