一种TDS-OFDM系统的信道估计方法  

Novel Channel Estimation Method for TDS-OFDM System

作　　者：耿鲁静 王劲涛[1] 潘长勇[1] 

机构地区：[1]清华大学电子工程系,北京100084

出　　处：《电视技术》2009年第S2期30-32,共3页Video Engineering

基　　金：教育部新世纪优秀人才支持计划

摘　　要：提出了一种适用于时域同步正交频分复用(TDS-OFDM)系统的信道估计方法。首先详细介绍了算法流程,然后通过计算机仿真,证明了该方法在各种复杂的无线广播信道下可以完成信道估计,进而完成数据均衡。An iterative channel estimation method for TDS-OFDM system is proposed in this paper.Firstly,the algorithm is described in detail.Various simulation results using this algorithm are shown.According to these results,it is obviously to find that the novel method can effectively estimate different wireless multi-path channels,and thus carry out the equalization.

关 键 词：时域同步正交频分复用 信道估计 均衡 地面数字多媒体广播 PN序列 

分 类 号：TN919.3[电子电信—通信与信息系统]