OFDM系统双选择性衰落信道频率相关矩阵的克拉美-罗下界
信息论
2008-11-05 v1 math.IT
摘要
本文报道了OFDM系统双选择性衰落信道中样本频率相关矩阵的克拉美-罗下界解析表达式和最大似然估计器。根据解析和数值结果,样本数量对平均均方误差起主导作用,而信噪比和多普勒扩展的影响可忽略。
引用
@article{arxiv.0811.0431,
title = {On the Cramer-Rao Lower Bound for Frequency Correlation Matrices of Doubly Selective Fading Channels for OFDM Systems},
author = {Xiaochuan Zhao and Ming Yang and Tao Peng and Wenbo Wang},
journal= {arXiv preprint arXiv:0811.0431},
year = {2008}
}
备注
5 pages, 7 figures, Submitted to IEEE ICC'09