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YUYIN
- 用matlab记录一段基带语音信号,采样频率设为44.1kHz。产生一个高斯白噪声 随机过程,并将噪声叠加在语音信号上(相当于将语音信号通过一个高斯信道)。 (1) 设定不同的噪声信噪比,画出并比较高斯信道接收端的信号时域波形,播 放接收信号。 (2) 由于语音信号的范围通常在3kHz以内,在接收端加载一个低通滤波器, 截止频率为3kHz,画出并比较滤波前后的信号时域波形,并播放滤波后 的信号。-Matlab record with some baseband voice
calc_FFT_filter
- Fourier 滤波器。支持低通、高通滤波,以及椭圆形滤波(parabolic-low-pass filter,实现与Origin中FFT滤波同样的功能)。-Fourier filter, contains the usual low-pass, high-pass, and parabolic-low-pass (fulfill the same function of FFT filter in Origin) type.
motordiver
- matlabl数字低通滤波器m文件,可用于对数字信号进行滤波-matlabl digital low-pass filter m file that can be used for digital signal filtering
quchujidianganrao
- 使用低通滤波器对心电波形进行滤波,去除肌电干扰,并设计图形界面-Using low pass filter, get rid of the myoelectricity interference of ecg waveform, and the graphical interface design
Untitled
- 建立一个切比雪夫低通滤波器,实现加噪的声音信号滤波。-Establish a Chebyshev low-pass filter to achieve the sound signal plus noise filtering.
filter
- 巴特沃斯滤波器对脑电信号进行滤波,分别对低通、中通、高通滤波器进行设计,此文件是源码和脑电数据。-Butterworth filter for filtering EEG signals were low-pass, pass, high-pass filter design, this file is the source and EEG data.
max262c
- max262的滤波程序,用51单片机写的,写了高通和带通还有低通的,可选择使用-max262 Filter procedure
threefilters
- 包含巴特沃斯、切比雪夫等三种滤波器,可以选择实现高通、低通和带通滤波。-Contains butterworth, chebyshev, such as three kinds of filter, can choose to implement high-pass, low-pass and band-pass filter.
filter
- 低通滤波器,使用FDATOOL,得到滤波系数,然后使用matlab仿真,可以直接运行,可以查看原始波形和滤波后的波形,稍微修改可以移植到嵌入式编程中,本人项目使用-Low-pass filter, use FDATOOL, get the filter coefficients, and then use the matlab simulation, can be run directly, you can view the original waveform and waveform afte
Lowpass-Filter
- 低通滤波器的labview模型,用于滤波消除系统的noise-low pass filter labview model
labview5
- 使用低通滤波器从含有噪声的信号中提取有用的正弦波 (见实验指导书 实验九 数字滤波器中的第一题) 目的:用数字滤波器从含有高频噪声的采样数据中提取正弦信号。 要求:①输入信号为一正弦波,并加入一个白噪声的干扰来模拟信号传输中的随机干扰信号(用以模拟含有噪声采样序列)。 (模拟含有噪声采样序列具体可用正弦波信号叠加高频噪声来实现,为了使滤波效果明显,本实验的高频噪声是用高频均匀分布白噪声(Uniform)通过Butterworth高通滤波器过滤生成的,高通滤波器的截止频率设为10
64QAM_baseband-system-transmitter
- 产生64QAM基带通信系统发射机:基带成型滤波采用3种方式(1)采用每个符号调制一个成型滤波函数,然后将各个函数进行时域叠加的方法; (2)采用信号与低通滤波器响应函数卷积的方法;(3) matlab自带的升余弦函数-Produce 64QAM baseband communication system transmitter: baseband shaping filter uses three ways (1) the use of a molding each symbol modul
ImageEnhance
- 实现图像Butterworth 低高通滤波,指数低高通滤波,利用C#代码完整呈现-Achieve high image Butterworth low-pass filter, high pass filter index is low, the use of C# code for a complete presentation
tu-xiang-lv-bo
- 图像信号经过不同宽度的低通滤波器滤波后的信号-Signals of different widths filtered low-pass filter
Labwindows_CVI-Signal-Processing
- LabWindows_CVI作为一个用于建立自动测试系统的理想软件开发系统,提供了大量用于信号分析处理的函数,满足工程人员的需要。 信号产生实例工程“signal generation.prj”,LabWindows_CVI产生冲击信号、脉冲信号、斜坡信号、正旋信号、噪声信号、三角波信号等,在Graph控件中显示波形。 信号时域分析工程“timedomainanalysis.prj”,介绍了LabWindows_CVI信号的叠加、相关分析及卷积三种常用时域信号处理方式,将处理结果在Gra
Ideal-low-pass-filtering
- 这是理想低通滤波器对图像进行滤波,包含滤波器的行数以及傅里叶逆变换-This is an ideal low pass filter for filtering the image, the number of rows including a filter and inverse Fourier transform
vibra_shiyuchuli
- MATLAB实现振动信号时域处理:频域低通和带通滤波,频域高通和带阻滤波-MATLAB implementation time domain vibration signal processing: frequency-domain low-pass and band-pass filtering, frequency domain high pass and band-stop filter
pl66tn
- 滤波器程序,通过低通滤波器对数据进行滤波处理-Low-pass filter , mainly for time series filtering process .
sheji
- 先对语音信号进行采集、播放,分析其频谱,对该信号源添加噪声,再播放音频并分析频谱,然后分别通过IIR低通、带通滤波器和FIR低通、带通滤波器,分别播放音频和得到滤波后的频谱。-Firstly, voice signal acquisition, play, analyze its spectrum to add noise to the signal source, and then play the audio spectrum analysis, and then were by IIR l
MATLAB-LPF-DESIGN
- 低通滤波器设计 绘制各种响应曲线 绘制输入信号曲线 绘制滤波后效果曲线-LPF DESIGN ALL CURVES INPUT SIGNAL OUTPUT SIGNAL