搜索资源列表
FIRDsgn
- 有限脉冲响应过滤器。This program designs a Finite Impulse Response (FIR) filter. The window-based method is used to obtain a low-pass, high-pass, band-pass or band-stop FIR filter-finite impulse response filters. This program designs a Finite Impulse Response
Adaptive-noise-canceller
- 自适应线性预测器，采用FIR滤波器实现。-adaptive linear predictor, the use of FIR filters achieve.
recarry
- fir filter 程序 老师上课留的作业，在这里跟大家分享一下，希望能有所帮助-fir filter procedures teacher in the class to stay the operation here to share with you, hope can be helped
prac1
- 用c编写的fir程序,调试正确，希望下载-c prepared with the fir procedures, debugging correct, want to download
16to8K-Downsample
- 本程序将指定的16K采样的语音数据文件转换为经G.723编解码后的8K语音数据。降采样前先使用180阶的FIR滤波器对语音数据进行频率压缩，然后进行抽取，并对抽取的数据进行G.723编解码。该程序在非特定语音识别的库文件处理中使用，也可扩展至其他用途。-this procedure will be designated the 16K sampling voice data files converted to G.723 codecs by the 8K words Music data. S
Voice-integer-FIR-filter-C-program
- 语音整型FIR滤波的C程序，可以实现对语音信号的滤波-Voice integer FIR filter C program
fxlms
- ％％ Active Noise Control Using a Filtered-X LMS FIR Adaptive Filter ％ This demonstration illustrates the application of adaptive filters to the ％ attenuation of acoustic noise via active noise control. - Active Noise Control Using a Filtered-X L
exp5
- FIR 滤波器是在数字信号处理(DSP)中经常使用的两种基本的滤波器之一,另一个为IIR滤波器. -FIR filters in digital signal processing (DSP) often used in one of two basic filters, and the other for the IIR filter.
minimumphaseFIRfilter
- FIR滤波器设计中往往是线性相位，但不是最小相位，所以它的零点有部分在单位圆外。把单位圆外的零点映射到单位圆内，构成最小相位滤波器。-FIR filter design is often the linear phase, but it is not minimum phase, so it has some of the zeros outside the unit circle. To zero outside the unit circle is mapped to the unit ci
adaptdemos
- Active Noise Control Using a Filtered-X LMS FIR Adaptive Filter.
FIR
- Remove high frequency audio noise-FIR filter design
FIR
- 绘制一段语音信号的波形并观察其频谱，用三角窗设计一个满足给定相应技术指标的FIR滤波器，对该语音信号进行滤波去噪处理，比较滤波前后的波形和频谱并进行分析。
FIR-low-pass-filter
- FIR低通滤波器（语音低通滤波器设计低码） 有音乐效果-FIR low-pass filter (low pass filter design low voice code) has sound effects
The-FIR-filter-design
- （附带有文档，文档中有方案，有程序有结果，设计完后对一段语音进行处理）给定滤波器的规一化性能指标（参考指标,实际中依据每个同学所叠加噪声情况而定）通带截止频率wp=0.25*pi。 采用窗函数法设计低通、高通、带通型FIR滤波器，对叠加噪声前后的语音信号进行滤波处理，绘出滤波器的频域响应，绘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；在相同的性能指标下比较各方法的滤波效果，并从理论上进行分析-(With the document, document, program
FIR-filter
- 基于matlab加噪语音的FIR滤波器的设计-Matlab plus the design of FIR filters noisy speech
FIR
- 给原始的语音信号加上一个高频余弦噪声，频率为3.6KHz和3.8kHz，语音信号的FIR滤波-Plus a high-frequency cosine noise to the original speech signal, the frequency of 3.6KHz and 3.8kHz, voice signal FIR filter
fir
- 对语音信号进行滤波，得到清晰度提高的信号。通带频率600Hz；截止频率Fc为1200Hz；通带衰减为1dB，阻带衰减为30dB。使用的窗函数类型为Hanning 窗。-design of fir filter,get the original voice without noise
FIR-filter
- 实现用FIR低通滤线性相位滤波器滤除声音中的噪声-The FIR low-pass filtered linear phase filter is used to filter the noise in the sound
FIR-bandstop-filter
- 用MATLAB语言实现FIR带阻线性相位滤波器滤除声音信号中的噪声-Implementation of FIR band suppression linear phase filter with MATLAB language to filter noise in sound signal
chenxu
- （1）录制一段语音信号，完成对信号的采样，画出信号的时域波形和频谱图，确定信号的频谱范围； （2）给信号叠加噪声（噪声类型分为如下几种：a白噪声；b单频噪色（正弦干扰）；c多频噪声（多正弦干扰）；d其它干扰。），画出受噪声干扰的信号时域波形和频谱图； （3）采用窗函数法设计FIR低通滤波器，画出滤波器的频响特性图； （4）用所设计的滤波器对受噪声影响的信号进行滤波，画出滤波后语音信号的时域波形图和频谱图； （5）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，并与原始语音信号对比