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spectrum1
- 画出某段声音的频谱图，分为将每一帧的频谱图分别显示或者显示到同一张图上-Draw certain sound spectrum, is divided into a frequency spectrum diagram of each frame, respectively, display or displayed on the same graph
GDI
- 绘制并动态显示频谱图，利用GDI绘图，动态显示频谱图的流向等-GDI programming is about Spectrum map~~~~~~
demo
- 音频信号的处理:导入一个时长若干秒的音频信号，得到该音频文件的频率fs和幅度A，显示信号的时域图和频谱图，加入频率为fs/3，幅度为2A的噪声，分析、显示并播放有噪声时时域图和频谱图，以及滤除噪声后的信号的时域图和频谱图。-Audio signal processing: Import a duration of several seconds of the audio signal to obtain a frequency fs, and the amplitude A of the aud
fh_daima
- 采用MFSK调制的快速跳频通信系统，分析了各个阶段的频谱图-Using MFSK modulation of fast frequency hopping
czt_transformer
- 该程序用CZT算法实现信号频率分析，并画出信号的波形图、FFT变换后的频谱图、CZT变换后的波形图-CZT transformer
StandardFFT
- 对信号进行傅里叶变换，并绘出频谱图，功率谱，对数谱等。然后对信号进行反傅里叶变换恢复出原始信号，并绘出其各种谱图-The Fourier transform of the signal, and plot the frequency spectrum, power spectrum, the number spectrum. And inverse Fourier transform to recover the original signal and plot its various spec
fft
- 对变形的条纹图像进行傅立叶变换得到二维频谱图并提取基频-Fourier transform in deformation stripes image two-dimensional spectrum and extract the fundamental frequency
Record
- 基于labview声音数据的采集、录音、频谱图-sound record
fft
- 对一维信号采样并进行傅里叶变换画出频谱图。-Sampling and Fourier transform draw spectrum diagram of one-dimensional signal.
ImageTest1_1
- 产生亮块图像f1(x, y)（128×128，暗处灰度值为0，亮处灰度值为255），对其进行离散傅里叶变换，同屏显示原图像及其频谱图。-To produce bright block images f1 (x, y) (128128, dark gray level value of 0, and light at the gray scale value of 255), its discrete Fourier transform, with the screen display of th
FFT_and_IFFT
- 对正弦波进行FFT（快速傅立叶变换）得到幅频谱图，均方根谱图，功率谱图，对数谱图，并进行IFFT恢复出正弦波。-FFT and IFFT
shenyinfenxi
- 具有声音录制，滤波，分析波形，回放波形功能，含有频谱图，相位谱，幅值谱-Has the sound recording, filtering, analyzes waveform, playback waveform function, contain spectrum diagram, phase spectrum, amplitude spectrum
TC3.0fft
- 用TC实现fft快速变换，画出频谱图，加入了汉字库-To with TC the fft quickly transform, draw spectrogram, joined 汉字库
OFDM_16QAM
- 这是一个完整的OFDM系统建模，包括主程序OFDM 调制模块，解调模块，调制解调模块中包括BPSK,QPSK,16QAM,64QAM, 主程序包括循环前缀添加，加窗处理，频谱图、PAPR计算，误码率统计等功能。-This is a complete OFDM system modeling, including main program OFDM modulation module, a demodulation module, modulation and demodulation modul
FFT
- 应用MATLAB对加速度时程进行快速傅立叶变换,并绘加速度时程图和频谱图.-FFT and plot picture
yinpindaitongchuli
- 该程序完成Matlab对音频信号的带通处理，可以将带通前后的频谱图相对比，和播放音乐变化。-The program completed Matlab band-pass processing of the audio signal, may be band-pass around the spectrum diagram relative ratio, and playback music changes.
yinpinditongchuli
- 该程序，完成Matlab对音频信号的低通处理仿真。有前后频谱图对比！-The program, the completion of the Matlab simulation low pass processing on the audio signal. Before and after the spectrum in Fig contrast!
feichouyangxiaobofenjie
- 1.实现非抽样提升小波包三层分解 2.有效解决了小波包分解频带交错问题 3.有效输出频谱图-1 non-sampling improved wavelet packet three decomposition. Effective solution to the wavelet packet decomposition band interlacing problems. Effective output spectrogram
spgram
- matlab对wav文件进行频谱分析，并得出频谱图-matlab wav file, spectral analysis, and draw spectrogram
GUI
- 1）选择一个语音信号作为分析对象，或录制一段语音信号； 2）对语音信号进行采样，画出采样前后语音信号的时域波形和频谱图； 3）利用MATLAB中的随机函数产生噪声加入到语音信号中，使语音信号被污染，然后进行频谱分析； 4）设计用于处理该语音信号的数字滤波器，给出滤波器的性能指标，画出滤波器的频率响应； 5）对被噪声污染的语音信号进行滤波，画出滤波前后信号的时域波形和频谱，并对滤波前后的信号进行比较和分析； 6）回放各步骤的语音信号，给出相应处理程序及运行结果分析。-1) Select a voi