比较分析了基于前导字的信道估计算法。
Comparative analysis of channel estimate algorithms utilizing preamble are conducted.
根据该导频的特性，提出了一种改进的频域最小二乘信道估计算法。
Based on characteristics of the proposed pilot, an improved frequency domain least squares channel estimation method is proposed.
如果信道估计算法太复杂和不够准确都将对后面的算法实现产生不利影响。
If the channel estimate algorithm is too complicated and inaccurate, it must be a bad influence to the later algorithms.
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