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宽带泄漏信号自适应对消器的性能
引用本文:李秀成 秦振华. 宽带泄漏信号自适应对消器的性能[J]. 火控雷达技术, 1999, 28(4): 18-25
作者姓名:李秀成 秦振华
作者单位:电子部五十四所,电子部五十四所 石家庄 050002,石家庄 050002
摘    要:自适应对消器可以有效地消除雷达发射机宽带泄漏信号对雷达系统本身的影响。本文依据环路模型建立了描述自适应对消器工作过程的随机微分方程,求得了随机微分方程的瞬态解及其统计特性。最后导出了衡量对消器性能的干扰对消比的理论公式。

关 键 词:干扰 对消器 自适应 宽带泄漏信号 精密跟踪雷达

Performance of Adaptive Canceller for Broadband Leakage Signals
Li Xiucheng,Qing Zhenhua. Performance of Adaptive Canceller for Broadband Leakage Signals[J]. Fire Control Radar Technology, 1999, 28(4): 18-25
Authors:Li Xiucheng  Qing Zhenhua
Abstract:Adaptive canceller is used to reduce efficiently effects of a broadband leakage signal in radar transmitter on the radar system. This paper, based on loop model, forms a random differential equation which can describe the operation of adaptive canceller. An instantaneous solution of the equations is obtained and its statistical properties are given. Finally, a theoretical formula of the interference canceling ratio is derived which is used to indicate performance of the adaptive canceller.
Keywords:interference canceller adaptive signal processing  
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