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Feasibility study of inclined geosynchronous SAR focusing using Beidou IGSO signals
- Source :
- Science China Information Sciences. 59
- Publication Year :
- 2016
- Publisher :
- Springer Science and Business Media LLC, 2016.
-
Abstract
- 地球同步轨道合成孔径雷达(GEO SAR)的超长积累时间保证了其具有较高分辨率。但相反地, 多种非理想因素, 如弯曲轨道误差、大气传播效应和轨道摄动等, 也会不断积累, 导致成像质量下降, 甚至失效。本文给出了GEO SAR成像的验证实验。实验采用天地双基地SAR(SS-BISAR)配置。其中, 北斗IGSO卫星作为机会发射源;接收机由一个直达波天线和回波接收天线组成。实验分别对转发器和自然场景进行了成像处理, 结果良好, 验证了GEO SAR在几百到几千秒的积累时间下成像的可行性。
- Subjects :
- General Computer Science
Computer science
0211 other engineering and technologies
0202 electrical engineering, electronic engineering, information engineering
Geosynchronous orbit
020207 software engineering
02 engineering and technology
Simulation
021101 geological & geomatics engineering
Remote sensing
Subjects
Details
- ISSN :
- 18691919 and 1674733X
- Volume :
- 59
- Database :
- OpenAIRE
- Journal :
- Science China Information Sciences
- Accession number :
- edsair.doi...........03b629d4c35406c28d6fd48c2d8e5c26
- Full Text :
- https://doi.org/10.1007/s11432-016-5524-x