It is noted that the minimum mean square error (MMSE) detector often loses phase to lock a desired signal when the desired signal dips into a deep fade.
在实际通信系统中当信号处于深衰落时，最小均方误差(MMSE)检测器经常失去对信号的相位跟踪。
It has been proved by experiment that the traditional Angle measurement algorithm of the detector with four quadrants is of big measurement error.
实验结果表明，传统的四象限探测仪测角算法具有较大的误差。
Numeric analysis results indicate that the error code performance of designed non-coherent 2fsk optimal detector is superior to that of the traditional non-coherent 2fsk detector.
数值分析结果表明，设计的非相干2fsk最佳解调器的误码性能优于传统的非相干2fsk解调器。
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