| 二维圆周阵列综合孔径微波辐射计信道误差分析 |
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| 引用本文： | 陈后财,赵振维,郎锐,金燕波.二维圆周阵列综合孔径微波辐射计信道误差分析[J].微波学报,2010,26(3):77-82. |
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| 作者姓名： | 陈后财 赵振维 郎锐 金燕波 |
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| 作者单位： | 中国电波传播研究所,青岛,266107 |
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| 基金项目： | 电波环境特性及模化技术国家重点实验室基金 |
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| 摘 要： | 给出了一种综合孔径微波辐射计二维圆周非均匀分布阵列的排布方案,并在此基础上分析了信道串扰、信道不平衡、系统噪声等产生的误差,建立了各种误差的特性仿真模型.然后给出了各误差的补偿方法及噪声的消除方法,通过BG反演算法实现了在各种误差下的亮温反演,证明了以上误差补偿的有效性.
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| 关 键 词： | 综合孔径 微波辐射计 BG算法 信道幅度和相位误差 反演成像 |
Analysis of Circle-Array Synthetic Aperture Microwave Radiometer Channels Error |
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| CHEN Hou-cai,ZHAO Zhen-wei,LANG Rui,JIN Yan-bo.Analysis of Circle-Array Synthetic Aperture Microwave Radiometer Channels Error[J].Journal of Microwaves,2010,26(3):77-82. |
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| Authors: | CHEN Hou-cai ZHAO Zhen-wei LANG Rui JIN Yan-bo |
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| Affiliation: | China Research Institute of Radiowave Propagation,Qingdao 266107,China |
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| Abstract: | This paper presents analysis of errors in channels such as mutual-coupling,channel imbalance,system noise for a circle-array synthetic aperture microwave radiometer arrangement,and the simulation models are established.The error compensation method,noise elimination and image retrieval based on BG algorithm are given.Simulations show the compensation method of channel errors is valid. |
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| Keywords: | Synthesis aperture Microwave radiometer BG algorithm Amplitude error and phase error in channel Image retrieval |
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