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2005612300003FIRVHDL
- 自己在一个通信项目中设计的滤波器,在传统设计的基础上作了改进,具有更好的特性。-himself in a communications projects designed filter, in the traditional design made on the basis of improvement has better features.
remez.rar
- remez函数设计FIR低通滤波器 设计滤波器,使逼近低通滤波特性 。 要求通带波纹 ,阻带衰减 ,并用最小阶数实现。绘出设计的FIR数字滤波幅频特性曲线。 ,remez function design FIR filter low-pass filter designed to approximate the low-pass filter characteristics. Requirements of passband ripple, stopband attenuation, an
zidaibianma
- 设计了镜像滤波器opt_filter函数来实现子带分解与合成。取N=256, nbands=16,调用滤波器函数完成子带分解与合成-Mirror filters are designed to achieve opt_filter function subband decomposition and synthesis. Take N = 256, nbands = 16, call the filter function and achieve Synthesis Subband Deco
FIRdaitong
- 设计了一个FIR带通滤波器,需要的可以参考-Designed a FIR band-pass filter, need to refer to
FIRditong
- 设计了一个低通FIR滤波器,需要的可以参考-Designed a low-pass FIR filter, need to refer to
IIRdaitonglvbo
- 设计了带通IIR滤波器,需要的可以参考一下子的-Designed band-pass IIR filter, can refer to a sudden need to
EKF_MEMS
- 姿态信息是飞行控制中最关键的参数之一,因此姿态测量成为飞行控制系统首要解决的问题。利用多MEMS传感器研制了一种微型姿态测量系统。利用三轴MEMS加速度计和三轴MEMS陀螺数据,由方向余弦矩阵的姿态表示形式推导了扩展Kalman滤波方程,解算出飞行器的俯仰角和横滚角 设计专家系统判断飞行器的运动状态,并根据该状态调整滤波算法中的测量噪声矩阵,使系统可同时满足静态情况和动态情况的使用 利用空速和高度数据对俯仰角进行修正,利用GPS解算航向角。将实验结果与国外最新 的商用自动驾驶仪的姿态结果进行
xinhao
- 滤波器设计 产生一个连续信号,包含低频,中频,高频分量,对其进行采样,进行频谱分析,分别设计低通,带通,高通滤波器对信号进行滤波处理,观察滤波前后信号的频谱。-The filter is designed to generate a continuous signal containing the low, mid, and high frequency components, to be sampled, for spectral analysis, respectively, to
yuyinxinhaolupoquzao
- 本课程设计的主要目的是在MATLAB环境下,使用窗口设计法设计一个滤波器,并对语音信号进行滤波去噪。开发平台为MATLAB7.0,设计方法为窗口设计法。用麦克风采集一段语音信号,绘制波形并观察其频谱,给定相应技术指标,用凯塞窗设计一个满足指标的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。在滤波前后语音信号波形的变化中,由于我们录制的语音信号噪声不大,所以观察并不明显,但在频域波形中,我们可以明显的看到设计的滤波器对语音信号进行了滤波处理,将噪声进行了滤除。此次
2PSK
- 仿真2PSK数字通信系统。信道中噪声模型为加性高斯白噪声。接收端有自适应滤波器。-Simulate 2PSK communication system. Noise in channel is ideal additive Gaussian white noise. Adaptive filter is designed at receiving terminal.
MSK
- 实现MSK数字通信系统仿真。通信信道模型中的噪声为理想加性高斯噪声。接收端有自适应滤波器。-Simulate MSK communication system. Noise in communication channel is additive Gaussian noise. Adaptive filter is designed at receiving terminal.
18-order-hilbert-transform
- 此程序设计一个18阶的希尔伯特滤波器,实现了90度的相移。-This program is designed for a 18-order Hilbert filter to achieve a 90 degree phase shift.
时域逼近IIR滤波器
- 时域波形的直接逼近,初步可实用于BPSK信号解调的IIR匹配滤波器。(IIR filter designed by time-domain approximation)
IIR滤波器时域逼近设计
- 时域逼近法设计IIR滤波器,设计出了初步可实用于BPSK信号解调的匹配滤波器。(IIR filter designed by time-domain approximation)
xinhao
- 高通滤波器,其中解释了巴特沃斯法如何设计出一个高通滤波器。(High pass filters, which explain how Butterworth Fa designed a high pass filter.)
CIC_desgin
- 1)设计不同长度的单级CIC滤波器,并plot出阶数为2、5、7、8的CIC滤波器幅频特性 2)设计出5级CIC滤波器(1) design a single level CIC filter with different lengths, and the amplitude frequency characteristics of the plot order of 2, 5, 7, 8 of the CIC filter 2) a 5 level CIC filter is designe
lvboqi
- 在matlab中设计不同阶数的FIR滤波器,并对音频文件进行读入,分别对左声道和右声道进行滤波,分别满足35阶FIR滤波器和315阶FIR滤波器,输出音频文件,并进行滤波效果的对比。(In the MATLAB, FIR filters with different orders are designed, and the audio files are read in. The left and right channels are filtered respectively, which s
FIR
- 利用Kaiser窗函数,设计具有如下指标的FIR低通滤波器:fs=20KHz, fpass=4kHz, fstop= 5KHz, Apass=0.1dB, Astop=80dB。(The FIR low-pass filter designed by Kaiser window function is used for digital filtering.)