This paper analyses the characteristics of noise and presents the mernod of promoting S/N by inserting a band-pass pre-filter, which can reduce the Pe in data communication under small signal.
通过对噪声特性的分析，提出了用前置带通滤波器来提高信噪比的方法，改善微弱信号时数据通信的效果。
This paper analyses the characteristics of noise and presents the mernod of promoting S/N by inserting a band-pass pre-filter, which can reduce the Pe in data communication under small signal.
通过对噪声特性的分析，提出了用前置带通滤波器来提高信噪比的方法，改善微弱信号时数据通信的效果。
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