OFDM系统中载波间干扰消除方法性能分析被引量：3

Performance Analysis of Methods for Canceling Inter-Carrier Interference in OFDM System

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摘要 OFDM系统面临的一个主要问题是对频率偏移的敏感性,频率偏移将导致载波闻干扰(ICI)的产生,从而大大降低系统性能。对由频率偏移而导致的ICI进行了理论分析,并对抑止ICI的三种方法:自消除方法(SC)、最大似然估计方法 (MLE)及扩展Kalman滤波方法(EKF)进行了仿真和性能比较。

作者王春光周正

机构地区北京邮电大学电信工程学院

出处《无线电工程》 2004年第5期1-3,36,共4页 Radio Engineering

基金教育部科学技术研究重点项目资助(No.03035)

关键词 OFDM 载波间干扰频率偏移自消除最大似然估计扩展Kalman滤波正交频分复用

参考文献5

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无线电工程

2004年第5期

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