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基于labview的信号频域分析
- 这是基于labview的信号频域分析，做的很好
对一个信号进行时域采样和频域采样并对比对比
- 对一个信号进行时域采样和频域采样并对比对比，对已知信号进行周期延拓-On a signal in time domain and frequency domain sampling sampling and contrast, to the known signal cycle extension
corre_spectrum
- 本程序能够计算两个信号的频域相干函数和两个信号的互功率谱。-This procedure is able to calculate the two signals in the frequency domain coherence function and the two signals cross-power spectrum.
singnalsandsystem
- 建立信号的频谱概念 理解信号通过线性系统的基本分析方法及其物理意义 掌握系统的时域分析和频域分析的对应关系 培养学生分析、对比、归纳、总结的能力 -Signal spectrum to establish the concept of understanding the signal through the linear system analysis methods and their basic physical meaning master system time-domain analy
13216546rador_signal
- 各种雷达脉冲压缩信号的时域，频域以及模糊函数仿真.各种雷达脉冲压缩信号的时域，频域以及模糊函数仿真-A variety of radar pulse compression signal in time domain, frequency domain as well as the ambiguity function simulation. A variety of radar pulse compression signal in time domain, frequency domain
yuyinluzhiyuchili
- 1.录制一段自己的语音信号，并对录制的信号进行采样； 2.画出采样后的语音信号的时域波形和频谱图； 3.给定滤波器的性能指标，采用窗函数法和双线性变换法设计滤波器， 并划出滤波器的频域响应； 4.用该滤波器对采集的信号进行滤波，画出滤波后信号的时域波形和频谱， 并对滤波前后的信号进行对比，分析信号的变化； 5.回放语音信号； 6.设计一个信号处理系统界面-1. Recorded their own voice for some signal, and
bianjiema
- 时域信号转换为频域处理的典型方法,是数字信号处理中的重要算法-Time-domain signal is converted to a typical frequency domain processing methods, digital signal processing is an important algorithm
FFT_Analysis
- Matlab中的fft分析含噪声的信号，其中有直接FFT，时域同步平均后FFT，频域同步平均后FFT-Matlab s fft analysis with noise signals, which have a direct FFT, time-domain synchronous average, after the FFT, frequency domain synchronization for after averaging FFT
DSP
- 通过实验仿真,从输入信号和输出信号的时域和频域曲线可看出在DSP 上实现的FIR滤波器能完成预定的滤波任务。-Through experimental simulation, from the input signal and output signals in time domain and frequency domain curve can be seen in the DSP to achieve the FIR filter the filter to complete the sch
ASK-FSK-BPSK
- 这些可以实现信号调制，比如fsk，bpsk，ask，eqpsk，ook等，并画出相应的时域和频域波形，非常实用的源码。-These can be achieved signal modulation, such as fsk, bpsk, ask, eqpsk, ook, etc., and draw the appropriate time and frequency domain waveforms, a very useful source.
Wavelet1D
- 本例程主要演示了一维小波变换，小波算法是一种基于时域到频域的变换，可以得到信号频率和时间的关系。-The main demonstration of the routine of one-dimensional wavelet transform, wavelet-based algorithm is a time-domain to frequency domain transform, the signal can be frequency and time.
chengxu
- 对原时域信号x进行fft，得到频域信号y 频域滤波 对原信号频域滤波，得到滤波之后的频域信号y1（原频域信号y*滤波器c） 求包络谱(The original time domain signal x is FFT, and the frequency domain signal Y is obtained spectrum shaping In the frequency domain filtering of the original signal, the frequency d
时频域统计特征
- 信号的时频域统计特征，可用于后续模式识别,特征选择，特征提取。(The time-frequency statistics of the signal can be used for subsequent pattern recognition.)
频域积分
- 对采集到的加速度信号进行处理，并且在频域进行积分。(The acquired acceleration signal is processed and integrated in the frequency domain.)
加速度频域积分
- 利用labview实现加速度信号的频域积分(Acceleration signal realization in frequency domain integration)
数字信号处理实验2
- 一、实验目的 1.掌握求解离散时间系统差分方程的两种方法：迭代法和filter函数法。 2.利用Z变换对系统进行复频域分析。 3.掌握系统零极点的绘制方式及Z反变换的求解方法。 4.熟悉Z变换的应用。 二、实验环境 1.Windows xp操作系统 2.MATLAB2007a软件(First, the purpose of the experiment 1. the two methods of solving the difference equation of the
振动信号时域频域特征（带测试数据）
- 针对信号的时域特征和频域特征提取，带测试数据，能够运行(According to the time-domain and frequency-domain feature extraction of signals, the system can run with test data.)
时域频域29个特征提取
- 利用matlab提取出频域和时域信号的29个特征(Using MATLAB to extract 29 features of frequency and time domain signals)
时域频域29个特征提取
- 利用matlab提取出频域和时域信号的29个特征，主运行文件feature_extraction，fre_statistical_compute和time_statistical_compute分别提取频域和时域的特征，生成的29个特征保存在生成的feature矩阵中。(Using MATLAB to extract 29 features of frequency-domain and time-domain signals, the main running files feature ex
signal
- 时域信号转频域信号,幅度谱，相位谱，只需把时域文件装载即可使用(time domain to frequency domain;)