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- 音频信号短时傅里叶变换，采用汉明窗 音频信号短时傅里叶变换，采用汉明窗-waveread stft window：hamming
papr_windowing
- reduction to papr in ofdm with Peak Windowing: The basic idea of peak windowing is to multiply the envelope of OFDM signal with a weighting function . Therefore, ~xE (t)= xE (t) f (t) where XE(t) =[x(t)] The weighting function give
dsp.js-master
- dsp.js是一个综合性的数字信号处理的Javascr ipt库。 它包括许多信号分析和生成功能，包括 （正弦振荡器，看到，广场，三角形），窗函数（翰，海明，等）， 信封（ADSR），IIR滤波器（低通，高通，带通，切口），FFT，DFT 变换，延时，混响。-dsp.js is an integrated digital signal processing Javascr ipt libraries. It includes many signal ana
beam_weight1122
- 各种加权下的波束图，包括 Uniform , Cosine , Hamming , Blackman 四种加权窗的波束形成算法-Under various weighted beam pattern, including the ' Uniform' , ' Cosine' , ' Hamming' , ' Blackman' four kinds weighted window Beamforming Algorithm
hw9
- –针对矩形、bartlett、hanning、hamming、blackman窗 M=40 –求： ①分别画出单位脉冲响应w[n] ②分别画出幅度响应20log10|W(e^jω)| ③分别给出第一旁瓣衰减和主瓣带宽，并与理论值比较-- For a rectangle, bartlett, hanning, hamming, blackman window M = 40- seeking: ① Draw the unit impulse response w [n] ②
chuang
- 这三个程序给出了海明窗、汉宁窗、布莱克曼窗的各种函数的生成-These three programs are given Hamming, Hanning window is generated, Blackman window of various functions
getrmsfeat
- This function computes the RMS feature of the signals in x,which are stored in columns. The signals in x are divided into multiple windows of size winsize and the windows are space wininc apart. Inputs x: columns of signals winsize: wind
FIR-digital-filter-design
- 用窗函数法设计FIR数字滤波器 矩形窗 汉宁窗海明窗 布莱克曼窗-With window function design FIR digital filter rectangular window Hanning Hamming Blackman window
Digital-Signal-Processing
- 数字信号处理中各种窗函数：海明窗，汉宁窗，布拉德曼窗，矩形窗-Digital signal processing various window functions: Hamming, Hanning window, Bradman window, rectangular window
filter
- 使用 hanning hamming rectangular 等等窗函数对一个单频噪声进行滤波，比较效果，并且比较阶数之间的差别与时间大小，并作PPT进行分析- The use of window function hanning hamming rectangular and so on to a single frequency noise filtering, compare the effect, and compare the difference between the ord
stfth
- 用于计算声音信号的短时傅立叶变换，默认情况下窗口重叠了50％，计算STFT三个窗口中的矩形并转化为声音信号。-To compute STFT three windows are available in this code Rectangular, Hamming and Hanning. By default window overlapping is set by 50 . One can easily compute the STFT of sound signals.Results ar
overlap_add
- 创建了一个L样本用户指定窗口的窗口类型(包括矩形、三角形、汉明、修改汉明,损害,和布莱克曼)。靠窗重叠相加版本的转移(在步骤R样本)行使决定overlap-added windows满足采样性质。-This exercise creates an L sample window of a user-specified window type (including rectangular, triangular, Hamming,modified Hamming, Hann, and Blackm
FIR
- 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,
alpha_filter_window
- this code is the hamming windowind(In signal processing, a window function (also known as an apodization function or tapering function[1]) is a mathematical function that is zero-valued outside of some chosen interval. For instance, a function that i
脉冲压缩
- 雷达系统，matlab解决雷达距离分辨力与作用距离的矛盾，增加发射时宽 压缩接收时宽 加窗不同，从汉明-海明-布莱科曼 主副比改善情况依次变好 而主瓣宽度也变宽了(Radar system, MATLAB, solves the contradiction between range resolution and operation distance of radar, increasing the time of transmitting, and the time of compressi
framing
- 1)A function which is used to break the input signal into frames and multiply them by a window('hamming','hanning','blackman','bartlett','gausswin').It returns the signal frames. 2)A function that reconstructs the previous frames into the original i