搜索资源列表
mrife
- M-rife估频算法的实现，Matlab函数。-M-rife frequency estimation algorithm, Matlab function.
MELCEPST
- MATLAB下计算Mel倒谱的函数，在语音特征提取方面常用-Mel cepstrum calculated under MATLAB functions used in the speech feature extraction
dtmf
- 单音多频信号的产生和识别，采用FFT变换。应用于电话拨号。是学习数字信号处理的大作业。-Tone multi-frequency signal generation and recognition, the use of FFT transform. Applies to telephone dial-up. Digital Signal Processing is the study of large operations.
work
- MATLAB算法仿真。自适应陷波滤波器去除单一频率的干扰。并且频率可调整。自适应信号处理。外加上一个讲义-MATLAB notch filter to trid off single frequency
sfr
- 关于软频率复用的matlab仿真，最后仿真出功率的分配-On the soft frequency reuse of matlab simulation, the final simulation the distribution of power
FM-Modem
- Simulink 实现的FM调制，载波13KHz，频偏3KHz，调制波形存为一个波形文件。FM解调采样双斜率鉴频，解调直接输出到声卡。-Simulink implementation of the FM modulation, carrier 13KHz, offset 3KHz, modulation waveform file saved as a waveform. FM demodulation of two-slope Kam sampling frequency, demodulat
2D-fdtd
- 二维光子晶体禁带的MATLAB源码,光子晶体中因周期性结构而存在的频率禁带称为光子禁带，光子禁带的存在是光子晶体具有广泛应用前景的重要原因。 禁带越大，可控光的频带也越宽-Two-dimensional photonic crystal band gap of MATLAB source, photonic crystal structure exists because of the cyclical frequency band known as photonic band gap, pho
Homomorphic_filter
- 同态滤波函数：使用频域处理方法的同态滤波函数，非高斯，巴特沃斯或指数型。对于较黑的图像效果更好-Homomorphic filtering function: the use of frequency domain methods of treatment homomorphic filtering function, non-Gaussian, Butterworth, or index. For more images and better
stestandst
- S变换的matlab源码，并应用几个信号作为例子来说明怎么使用s变换以及s变换可以用来做些什么事情。s变换是时频分析领域中一个较新的内容，现在在信号处理，地震勘探，语音识别等领域都开始了对它的应用研究，是目前的一个热点。-S transform matlab source, and apply some signal as an example to illustrate how to use s and s transform transform can be used to do thing
pindaifenjieyi
- 经典小波包分解，并计算各频带能量，能量比等参数-wavelet package decomposition and energy of frequency band
Okamura
- 该模型是基于实地测量的即以准平坦地形、大城市市区的中值场强或路径损耗作为参考，对其他传播环境和地形条件等因素分别以校正因子的形式进行修正，用来预测地面移动系统信号的强度。其频率适用范围是150MHz到1000MHz的UHF/VHF频带。目前使用的主要频段资源为800~900MHz。这一频段，在相对平坦区域，一般可应用Okumura-Hata传播模型。Hata提供了对这些数据的解析逼近，并捕捉到大部分的主要影响-The model is based on field measurements of
Doppler
- 低轨卫星LEO通信系统的多普勒频移估计，通过该程序可以画出多普勒频移的S曲线，可以观测处最大的多普勒频移以及变化率-LEO LEO satellite communication system of the Doppler frequency shift is estimated that the program can be drawn through the Doppler shift of the S curve can be observed to be the highest Dopp
OFDM
- OFDM原理国外解释详细文档。及matlab实现。有时域、频域、相位、功率谱等图参照。-OFDM Principles of documents abroad, a more detailed explanation. And matlab implementation. Sometimes domain, frequency domain, phase, power spectra map reference.
mpsound
- 录制一段个人自己的语音信号。对录制的信号进行采样；画出采样后语音信号的时域波形和频谱图；对语音信号进行加噪和去噪处理，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；回放语音信号；实现快录慢放、慢录快放等功能。-Record a person' s own voice signal. Of the recorded signal sampling draw sample after the speech signal time-domain waveform
mfd
- MDF多变量频域设计工具箱，可方便的绘制格西高林圆及Nyquist曲线-MDF multivariable frequency domain design tool, can easily draw the circle and Geshe Nyquist curve of the high forest
jipintiqu
- 基频提取程序，已经运行成功，可以直接使用。-Fundamental frequency extraction procedure has been run successfully, can be used directly.
FT
- 基于傅里叶变换的去除图像纹理方法。通过去除频域高亮区域来消除纹理，保留低频信息。-Based on Fourier Transform method to remove the image texture. Highlighted region by removing the frequency domain to eliminate the texture, retain low frequency information.
Jakes--rayleigh
- Jakes模型Rayleigh信道仿真问题,包括不同路径的增益，时间偏差，采样频率，载波频率等参数-Jakes model Rayleigh channel simulation problems, including different path gain, time deviation, the sampling frequency, parameters such as carrier frequency
zxb
- zxb:提取wav波得语音声学特征MFCC，以及用praat提取wav波的基频。-zxb: extract acoustic features of voice wav wave was MFCC, and extracted with praat wav wave fundamental frequency.
hht-daima
- hht（希尔伯特黄变换）的matlab工具箱，其中包括时频分析工具箱-hht (Hilbert-Huang Transform) of the matlab toolbox, including the time-frequency analysis toolbox