瑞利信道通过提出的半盲迭代估计得到。
Rayleigh channel parameters are obtained by proposed semi-blind iterative estimation.
信道估计的方法从大的角度可以分为非盲估计、盲估计和半盲估计。
Channel estimation methods can be grouped into non-blind estimation, blind estimation and semi-blind estimation.
根据算法的特点，信道估计可大致分为三类：基于导频辅助的估计、盲估计、半盲估计。
According to the characteristics of various algorithms, we can classify them into three types: pilot-assisted channel estimation, blind and semi-blind estimation.
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