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用矩形窗设计了一个FIR线性相位低通数字滤波器。截止频率0.5π，阶数为21阶。求出了系统函数并画出了幅频响应。-A rectangular window design with linear phase FIR low-pass digital filter. Cutoff frequency 0.5π, the order of 21 bands. Find the system function and plotted the amplitude-frequency response.
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输入自己事先录制好的语音信号，该程序实现将语音信号通过FIR低通、高通、带通滤波器后还原出来的语音质量-Enter their own pre-recorded speech signal, the program will realize voice signal through the FIR low-pass, high pass, band-pass filter to restore them after the voice quality
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FIR低通滤波器设计,表达得还比较详细，可以借鉴参考-FIR low-pass filter design, is also expressed in more detail, you can learn from the reference
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利用MATLAB开发软件进行编程，实现了数字FIR低通滤波器的功能，程序直接可以运行！-Use MATLAB to develop software for programming, implementation of digital FIR low-pass filter function, the program can run directly!
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Low pass filter . Using hamming window and and FIR
filtering
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Filter type: Low Pass
Filter model: Butterworth
Filter order: 2
Sampling Frequency: 1000 Hz
Cut Frequency: 100.000000 Hz
Coefficents Quantization: 8-bit
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matlab实现对单声道立体声信号的fir低通滤波器，使用窗函数方法。并将信号写入.dat文件供硬件仿真使用。-fir low-pass filter use window function method，use matlab
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用MATLAB中的DSP BUILDER 设计的 FIR低通滤波器-Used in MATLAB DSP BUILDER design of FIR low-pass filter
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通过MATLAB程序设计实现FIR低通滤波器，附加一个交互界面选择不同的窗函数下的低通滤波。-MATLAB programs designed and implemented by FIR low-pass filter, attach an interactive interface to select a different window functions under the low-pass filter.
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分别用Hamming窗与Blackman窗实现FIR数字低通滤波器，内含程序及PPT报告- Realize FIR digital low-pass filter with Hamming window and Blackman, contains the procedures and PPT report
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fir low pass filter without using any window technique
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FIR低通滤波器设计，运行通过，通过改变滤波器参数，可以得到不同阶数的滤波器，加有随机噪声的语音信号通过滤波器后会有很大改善。-FIR low-pass filter design, to run through, can be obtained by varying the filter parameters, the number of filters of different orders, and added with the random noise of the speech sig
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基于matlab和ccs实现fir低通滤波器，包含inc，cmd，asm文件-Based on matlab and ccs achieve fir low pass filter comprising inc, cmd, asm file
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本文在基于Matlab的基础上实现低通滤波器的设计，以及对比了几种窗函数的不同效果图。-In this paper, the design and implementation of Matlab low pass filter based on graph, and compared the different effects of several window functions.
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FIR低通滤波器的编程实现，针对的是一维信号处理-The FIR low pass filter for programming is one dimensional signal processing
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程序1实现线性相位FIR低通滤波器；
程序2实现线性相位FIR高通滤波器；
程序3实现用kaiser窗实现带通滤波器。-Program to achieve a linear phase FIR low-pass filter
Program 2 for linear phase FIR high-pass filter
Program 3 Achieved bandpass filter with a kaiser window
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1. Design an IIR band pass filter with order 12, cut off frequency of .5Hz and 20 hz. Assumed sampling frequency is 10000Hz.
2. Design a FIR low pass filter with order 64, cut off frequency of 20Hz. Assumed sampling frequency is 10000Hz.
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基于DSPF28335的FIR低通滤波器代码，截止频率5-DSP28335 based on the code of FIR low-pass filter cut-off frequency of 500
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1、验证窗函数 N 变化时，验证其频谱主瓣副瓣比、主瓣宽度的变化。
a)矩形窗函数的 N 变化时，验证其其频谱主瓣副瓣幅度比基本不会发生变化，
而主瓣宽度将会变窄。这说明，当用矩形窗函数设计滤波器时，增大 N 不能使
得阻带衰减减小，但能够减小过渡带。
b)再选取其他的窗如 hamming/hanning 窗，验证当 N 变化时，其频谱主瓣宽
度变化、主瓣副瓣比值变化情况。
2、用窗函数法设计线性相位 FIR 低通，通带截止频率 wp=0.5PI, 阻带截止频率 ws=0.6PI,
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FIR数字滤波器：里面包含四部分程序，分别对一个给定的信号进行低通滤波，高通滤波，带通滤波，带阻滤波（程序有详细的注释，适合新手学习FIR型数字滤波器）(FIR digital filter: which contains four parts of the program, respectively, for a given signal low-pass filter, high pass filter, band pass filter, band stop filter (detaile
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