摘要: |
本文对自适应干扰抵消技术进行了研究,并将维纳最优滤波理论和LMS算法应用于干扰抵消技术,推出了两种实用的自适应干扰抵消算法结构。最后针对抵消系统的关键部件—可调衰减器进行了分析、研究,提出了一种性能优异的步进衰减器。 |
关键词: 通信 干扰 自适应 抵消 |
DOI:10.3969/j.issn.1001-893X. |
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基金项目: |
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Study of adaptive interference cancelling |
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Abstract: |
In the paper, adaptive interference cancelling is discussed. On the basisof Wiener's filter theory and LMS adaptive algorithm, two effective adaptivecancelling interference methods are given. After analysis and discussion, a goodPerformance step attenuator is Proposed. |
Key words: Communications,Adaptive Interference Cancellation Technique,Step Attenuator |