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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。
The OFDM system model is analyzed, the frequency offset estimation algorithm is introduced, and the advantages of the frequency offset estimation algorithm based on channel estimation and pilot signal verification are verified.