two-frequency channel

基本解释

A two-ray model is used for the frequency selective fading channel.
频率选择性衰落信道采用了两径模型。
Aiming at time-frequency overlapped two-signals in single-channel, this paper proposed a method to estimate carrier frequency based on second-order cyclic cumulants.
针对单信道中时频重叠双信号的载波频率估计问题，提出一种基于二阶循环累积量的载波频率估计方法。
To solve the problems in symbol rate estimation of time-frequency overlapped two-signal in the single-channel, the algorithm of the power spectrum based on fourth-order cyclic cumulants is presented.
提出一种基于四阶循环累积量的功率谱分析算法，用于解决单信道时频重叠双信号的码速率估计问题。