QIU Tianshuang   

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Language:English

Paper Publications

Title of Paper:稳定分布噪声下基于粒子滤波的多径时变信道盲均衡算法

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Date of Publication:2013-11-25

Journal:通信学报

Included Journals:EI、PKU、ISTIC、CSCD、Scopus

Volume:34

Issue:11

Page Number:92-99

ISSN No.:1000-436X

Key Words:信道盲均衡;SaS粒子滤波;最大后验估计;多径时变信道

Abstract:提出了一种基于粒子滤波的多径时变信道盲均衡算法,并在此基础上进行扩展,提出了一种基于延迟抽样的盲均衡算法。新算法的贡献可总结为:推导出对称a稳定分布(SaS)噪声卜对传输码元进行最大后验估计的盲贯序算法;对SaS分布噪声进行高斯近似并递推出信道及噪声未知参数的联合后验分布。仿真结果表明,所提出的算法是有效的,特别是在较强脉冲噪声情况下要优于其他算法。

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