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接收机的MATLAB仿真程序
- Title: MMSE Receiver for DS-SS in AWGN Channel Author: Panson Tantikovit Summary: An adaptive receiver for DS-SS systems MATLAB Release: R12.1 Required Products: Communications Toolbox,Signal Processing Blockset Descr iption: This
matlab程序
- MATLAB对所的的一组数据利用经典谱(及FFT)进行频谱分析-MATLAB by the right of a group of data using the classical spectrum (and FFT) spectrum analyzer
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
formant_pitch_cepstrum
- 利用倒谱求出语音信号频谱包络和基音频率。-Cepstrum was calculated for the spectrum envelope of speech signal and the pitch frequency.
DFT
- 利用DFT分析模拟信号频谱,并附有实验报告说明和源码-DFT analysis of the use of analog signal spectrum, together with the experimental report and source
AR
- 有用BURG法实现AR模型功率谱估计的详细试验结果,对学数字信号处理的人很有帮助,能让你很好的理解BURG算法,和AR 模型。-BURG useful method power spectrum estimated AR model detailed test results, digital signal processing for school people very helpful, allowing you a good understanding of BURG algorithm,
qpsk
- 就是qpsk用matlab实现调制解调以及扩频接扩-Is the QPSK modulation and demodulation using matlab to achieve, as well as expanding access spread spectrum
Boll_SS
- Boll的语音频谱相减法来抑制噪声。附有程序和Boll:Suppression of Aoustic Noise in Speech using Spectral Substraction一文。-Boll voice spectrum subtraction to suppress noise. With the procedures and Boll: Suppression of Aoustic Noise in Speech using Spectral Substraction arti
speechbymatlab
- 请认真阅读采用MATLAB分析WAV文件。 步骤一:选择一个WAV文件作为分析的对象 。(ding.wav) 步骤三:进行 FFT变换并画频域图形 。 步骤四:进行该声波主要频谱的分析。 步骤五:根据该声音的频谱,反演时域图形 。(有失真) 步骤六:进行付立叶逆变换IFFT并画频域图形 。-Please carefully read the WAV files using MATLAB analysis. Step One: Select a WAV file as the
lpcy
- 。LPC分析是进行语音分析的有效技术之一,它提供了1 组简洁的模型参数,这组参数能够比较精确地表征语音信号的频谱幅度, 而且获得这些参数所需的计算量相对较小-. LPC analysis is an effective voice analysis technologies, which provides a concise group of model parameters, which can be more precise set of parameters that characteri
cepstrum
- matlab数字语音分析模块(已调试): 倒谱、复倒谱、对数谱、自相波形等。-matlab digital voice analysis module (has debug): cepstrum, complex cepstrum of the spectrum, such as self waveform.
voice
- 基于谱减法的语音端点检测,运用了语音增强,去噪,谱减,加窗,端点检测等方法-Spectral subtraction based speech endpoint detection, using a speech enhancement, denoising, minus spectrum, add windows, endpoint detection methods such as
chap08
- ex6_1 ~ ex6_3二项分布的随机数据的产生 ex6_4 ~ ex6_6通用函数计算概率密度函数值 ex6_7 ~ ex6_20常见分布的密度函数 ex6_21 ~ ex6_33随机变量的数字特征 ex6_34 采用periodogram函数来计算功率谱 ex6_35 利用FFT直接法计算上面噪声信号的功率谱 ex6_36 利用间接法重新计算上例中噪声信号的功率谱 ex6_37 采用tfe函数来进行系统的辨识,并与理想结果进行比较 ex6_38 在置信度为0
chap09
- ex9_1 脉冲信号调制 ex9_2 载波10MHz,带宽2MHz的线性调频信号及其频谱图 ex9_3 产生7位巴克码编码的二相码 ex9_4 产生7位巴克码和线性调频的混合调制信号 ex9_5 瑞利分布实现程序 ex9_6 瑞利分布+杂波 ex9_7 相关对数正态分布杂波 ex9_8 相关weibull分布杂波 ex9_9 相干相关K分布杂波 ex9_10 线性调频信号的数字化正交解调 ex9_11 雷达脉冲压缩处理 ex9_12 二相编码信号的脉压
Matlab
- 选择三个不同频段的信号对其进行频谱分析,根据信号的频谱特征设计三个不同的数字滤波器,将三路信号合成一路信号,分析合成信号的时域和频域特点,然后将合成信号分别通过设计好的三个数字滤波器,分离出原来的三路信号,分析得到的三路信号的时域波形和频谱,与原始信号进行比较,说明频分复用的特点。-Choice of three different signal-band spectral analysis carried out, according to the characteristics of the
hps
- Harmonic Product Spectrum (HPS) algorithm for pitch detection.
jiami
- matlab语音频谱置乱加密程序,感觉还行,大家看看,帮忙修改-matlab voice spectrum scrambling encryption, feeling okay, let us look to help modify the
my_lpc
- 线性预测(LPC)是语音信号处理中最有效的分析方法之一,通过LPC谱,LPCC谱的分析,并结合LPC检测方法判断出语音的基音周期或共振峰。我们可以利用Matlab来进行编程实现,具有实现简单,效果良好的特点-The linear predictive (LPC) is one of the most important methods in speech processing. Through the LPC spectrum, the LPCC spectrum analysis, and u
ss-improve
- 谱减法消除噪音的c代码,是在本站下载的源代码ss.tar.gz的基础上使用改进算法改进的,原程序只能消除最开始很小段的语音噪声。改进后的程序经测试,能够很好地消除语音噪声。在此感谢ss.tar.gz源程序的提供者。-C-code for spectrum-sub to cancel voice noise, can cancel noise very well.
zhenxing
- 振型分解反应普法地震力计算程序1.0 使用MATLAB7.0编写 主程序 本程序采用振型分解反应谱法计算框架结构水平地震力-Modal Decomposition of seismic force calculation program popularizing the use of 1.0 MATLAB7.0 write the main program used in this procedure Modal response spectrum method to calcu