两个低频正交分量,bidirectional!
高频窄带噪声 n ( t ) 与其两个低频正交分量 x ( t ) 、y ( t ) 具有相同的均值和方
差,两个低频正交分量 x ( t ) 、y ( t ) 具有相同的相关函数和功率谱密度;高斯窄带
噪声的包络随机信号 V (t ) 的一维分布服从瑞利分布,
均匀分布。
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