Modulation Domain and Pulse Analyzer(MDPA) analyzes signal using a plane domain which is consisted of frequency and time.

调制域及脉冲分析仪利用时间和频率构成的平面域对信号进行分析。

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In this paper, a real time power spectrum analyzer of low frequency random signal based on digital filters is introduced, and a design method of real time arithmetic is given.

文中介绍了基于数字滤波的低频随机信号实时功率谱分析仪的实现方法，并给出了实时算法的设计要点。

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Waveform analyzer is one of the most important signal measuring instruments, which can accurately analyze the characteristics of the signal in time-domain and frequency-domain.

波形分析仪是最重要的信号测量仪器之一，可以对信号时域特性、频域特性以及相关特性作高精度分析。

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