说明：  基于梳状导频的OFDM信道估计程序。 该程序用matlab仿真了基于梳状导频序列的OFDM信道估计，内插采用了线性内插法。
(Comb-based pilot of the OFDM channel estimation procedures. Matlab simulation using the program based on the comb-like sequence of OFDM pilot channel estimation, interpolation using a linear interpolation.)