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GengerateCrossCorreslation
- 广义互相关算法和最小均方自适应滤波法主要用于两路接收信号的时间延迟估计,进而利用几何方法对目标定位,常用于通信,雷达当中-broad cross-correlation algorithm and the minimum mean square adaptive filter for the two main roads to receive signals in the time-delay estimation, then use geometric method of orientatio
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
16qam_channel_encode
- 一、 本程序采用16QAM调制方式,对一串2进制信源进行调制,采用(7,4)循环码对信源做信道编码,用升余弦滚降函数进行基带调制,再调到高频信道;在信道上加入高斯白噪声,运用匹配滤波器解调,画出解调星座图,运用最小欧氏距离译码判决,再对信号进行信道解码,画出采用信道编码技术和不采用信道编码技术的误比特率图。-First, this program uses 16QAM modulation mode, for a string of two binary source is modulated,
aliasingfilter
- 1)设计Butterworth型音频抗混叠滤波器; 2)参数: 下通带频率300Hz;上通带频率3400Hz; 下阻带频率280Hz;上阻带频率3600Hz; 通带最大衰减0.3dB; 阻带最小衰减40dB; 3)采用一低通滤波器和一高通滤波器级联; 4)分别确定LPF和HPF的性能指标; 5)求出两滤波器的系统函数和频率响应,并画出其幅频特性曲线; 6)求整个滤波器的系统函数和频率响应,并画出其幅频特性曲线。-1) the design of Butterw
bandpass_IIR
- 設計數位帶通濾波器其通帶邊緣頻率Fp1=100Hz Fp2=4000Hz ,止帶邊緣頻率 Fs1=20Hz Fs2=4100Hz αp=2dB αs=16dB-design a bandpass IIR digital filter passband edge1 100Hz stopband edge1 20Hz passband edge2 4000Hz stopband edge1 4100Hz passband ripple 2 dB minimum stopband at
qam
- 一、 本程序采用16QAM调制方式,对一串2进制信源进行调制,用升余弦滚降函数进行基带调制,再调到高频信道;在信道上加入高斯白噪声,运用匹配滤波器解调,画出解调星座图,运用最小欧氏距离译码判决,计算误比特率。-First, this program uses 16QAM modulation mode, for a string of two binary source is modulated with a raised cosine roll-off function for base-ba
wiener
- 维纳滤波 相关程序 基于最小均方误差(MMSE)估计的因果维纳滤波的实现-Wiener filtering procedures based on the minimum mean square error (MMSE) estimate of the causal Wiener filter implementation
test
- 基于最小均方差准则的多带滤波器设计 中心频率分别为4M和9M-Multi-band filter based on minimum mean square error criteria
color-blob-detection
- HSV颜色空间的上限和下限范围检查 最小轮廓面积百分之轮廓过滤-HSV color space of the upper and lower range checking minimum contour area per contour filter
带阻数字滤波器
- 读入bluesky3.wav文件(内容为男生“蓝天,白云”),在语音数据中混入50Hz的交流声,设计一个用凯泽窗的带组数字滤波器,通带截止评率45Hz,带组截止频率49和51,阻带最小衰减A2=50dB,采样频率为8000Hz(Read the bluesky3.wav file (the content is for boys "blue sky, white clouds"), mix 50Hz hum into the voice data, design a band