功率谱密度函数 meaning in English
power spectral density function
power spectrum density function
Examples
- The various functions inside the virtual spectrum analyzer introduced in the paper is time domain wave analysis , fft transfer , ifft transfer , cross analysis , and so on , which are all described in function controls . finally , this paper introduce the assemble of intelligent controls - oriented virtual instrument . and use classical signals and industrial practices to demostrate the accurate of virtual spectrum analyzer
本文介绍的智能控件化频谱分析仪所具备的功能，有信号的时域分析、 fft变换以及ifft反变换、信号的微积分运算、信号的频谱分析、信号自功率谱密度函数计算、信号互功率谱密度函数计算、频率响应函数计算和相干函数计算，都是集成在功能控件里面的。