The moving average length of channel estimator and the pilot to data channel power ratio are optimized analytically under the criterion of minimum bit error probability (BEP) for given signal to noise ratio (SNR).

• 根据给定信噪比下误码概率最小的准则 ,本文得到了理论上信道估计器最佳的平均长度和导频信道相对数据信道最优的功率比