摘要
分析了OFDM系统模型,介绍了频率偏移估计算法,并通过仿真分析验证了基于信道估计的辅助导频信号的频偏估计算法的优点。
This paper analyzes on the OFDM system model, introduces the frequency offset estimation algorithm, and proves the advantages of the frequeucy offset estimation algorithm of assistant pilot signal based on channel estimation through the simulation analysis.
出处
《科技情报开发与经济》
2007年第2期176-178,共3页
Sci-Tech Information Development & Economy
关键词
OFDM
频率偏移估计
最大似然估计
OFDM
frequency offset estimation
maximum likelihood estimation