| 基于曲线拟合的单脉冲跟踪系统校相方法 |
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| 引用本文： | 李白石,徐崇彦,付云起,印金国.基于曲线拟合的单脉冲跟踪系统校相方法[J].现代雷达,2010,32(12). |
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| 作者姓名： | 李白石 徐崇彦 付云起 印金国 |
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| 作者单位： | 国防科技大学电子科学与工程学院;中国人民解放军61108部队;中国人民解放军61646部队;云南大学信息学院; |
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| 基金项目： | 军内重点科研基金资助项目 |
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| 摘 要： | 针对目前单通道单脉冲跟踪系统传统校相方式的不足,提出了一种基于曲线拟合理论的校相方法.阐述了单通道单脉冲跟踪系统的工作原理,分析了跟踪过程中误差电压收敛曲线特性与和差通道相位差之间的对应关系,并以仿真曲线为例,讨论了和差通道相位差对误差电压收敛曲线及跟踪效果的影响;基于曲线拟合理论,提出了利用对星跟踪过程中的误差电压数据进行相位差校准的算法,并设计了校相实现方案;最后通过仿真验证了该方法的有效性.
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| 关 键 词： | 单通道单脉冲 相位校准 曲线拟合 跟踪系统 和差通道相位差 |
Method of Phase Calibration for Single Channel Monopulse Tracking System Based on Curve Fitting Technique |
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| LI Bai-shi,XU Chong-yan,FU Yun-qi,YIN Jin-guo.Method of Phase Calibration for Single Channel Monopulse Tracking System Based on Curve Fitting Technique[J].Modern Radar,2010,32(12). |
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| Authors: | LI Bai-shi XU Chong-yan FU Yun-qi YIN Jin-guo |
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| Affiliation: | LI Bai-shi1,2,XU Chong-yan3,FU Yun-qi1,YIN Jin-guo4(1.School of Electronic Science and Engineering,NUDT,Changsha 410073,China)(2.The Unit 61108 of PLA,Kunming 650228,China)(3.The Unit 61646 of PLA,Beijing 100192,China)(4.School of Information Science and Engineering,Yunnan University,Kunming 650091,China) |
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| Abstract: | Due to disadvantages of traditional phase calibrition method for single channel monopulse tracking system,a new phase calibrition method based on the curve fitting technique is presented in this paper.The operation principle of single channel monopulse tracking system was particularly explicated in this paper.The relationship between the character of error voltage curve in tracking and sum-differential channel phase error is analyzed.As an example of simulated curve,influences of the sum-differential channe... |
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| Keywords: | single channel monopulse phase calibration curve fitting tracking system sum-differential channel phase error |
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