Quadrature coherent detection can reserve all information of the complex envelope of signals, and it is therefore widely used in signal processing.
正交相干检波可以将复包络的所有信息进行保留，所以在数字信号处理中得到广泛应用。
Quadrature sampling technique is widely used in the field of signal processing since it can reserve all information about the complex envelope of IF signal.
正交采样技术可以保留信号复包络的幅度、相位等信息，因此在信号处理领域中有着广泛的应用。
Finally, some ways of MTI processing are compared in amplitude and phase unbalances of quadrature channels.
最后比较了几种MTI处理方法对正交通道幅相不平衡度的要求。
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