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用快速傅立叶变换FFT实现信号的谱分析，包括FFT程序，谱分析程序和绘图程序-using Fast Fourier Transform FFT spectrum analysis of the signals, including FFT procedures, spectral analysis procedures and drawing program
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关于车辆声音信号的滤波、能量以及频谱分析-Voice signals on the vehicle filtering, spectral analysis of energy and
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自己编写的信号产生和处理软件,以matlab7为平台.可以实现确定信号和非确定信号的产生,各种滤波器的设计,对信号的频谱分析,滤波后信号的频谱分析等功能.有利于信号与系统.数字信号处理相关课程的学习与理解-The preparation of the signals themselves and deal with software as a platform to matlab7. Can determine the signal and non-identifying signal the
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产生不同频率、不同幅度的两种正弦波信号
对两个信号进行叠加并做频谱分析
还原原来两个信号（LPF)-Produce different frequency, the two sine wave signals of different magnitudes of the two signals are superimposed and do spectral analysis to restore the original two signals (LPF)
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几个正弦信号叠加，在做频谱分析，设计滤波器得到某一个频率的正弦信号-Superposition of several sinusoidal signals, spectral analysis in the design of a filter to a frequency of sinusoidal signal
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声音信号的功率谱分析，包括噪声抑制、错误输入输出等-Power spectral analysis of sound signals
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功率谱的程序，可以完成对振动信号的功率谱分析-The power spectrum of the program, you can complete the power spectral analysis of vibration signals
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对采集到的信号进行快速傅里叶变换，可以实现对信号频谱分析-The collected signals fast Fourier transform, spectral analysis of the signal can be achieved.
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现代信号分析理论中，利用伯格功率谱分析信号-the burg power spectral analysis of signals in modern signal analysis theory
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高阶统计分析工具箱使用说明文档，包括各参数使用说明等(This section describes how to begin using the Higher Order Spectral Analysis Toolbox for your signal processing applications. It assumes familiarity with basic matlab ,as well as a basic understanding of signals and system
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