Azimuth Signal Processing for Near-Space High-Resolution and Wide-Swath SAR Imaging

被引:0
|
作者
Wang, Wen-Qin [1 ]
Peng, Qicong [1 ]
Cai, Jingye [1 ]
Wang, Lin [1 ]
机构
[1] Univ Elect Sci & Technol China, Sch Commun & Informat Engn, Chengdu 610054, Peoples R China
关键词
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中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
Near-space defined as the space region between 20km and 100km can offer many capabilities that are not accessible for satellites and airplanes. By placing transmitter/receiver inside near-space platforms, many functions that are currently performed with satellites or airplanes could be performed much more cheaply and with greater operational unity,. It appears that near-space can provide a satisfied solution to high-resolution and wide-swath (HRWS) SAR imaging. Inspired by these promising advantages, this paper describes the concept of near-space HRWS SAR for remote sensing applications. A multiple-beam based azimuth ambiguity suppression technique is presented. The system concepts, signal models, and corresponding azimuth signal processing algorithms are provided. An example near-space HRWS SAR system is conceptually designed.
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收藏
页码:2327 / 2330
页数:4
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