搜索资源列表
freqz_m
- 求取系统的绝对幅度响应、相对的db值幅度响应、相位响应和群延时响应的函数 ％ ％db为相对振幅(dB) ％mag为绝对振幅 ％pha为相位响应 ％grd为群延时 ％w为频率样本点向量 ％b为Ha(z)分子多项式系数(对FIR而言，b=h) ％a为Hz(z)分母多项式系数(对FIR而言，a=1) ％-strike rate system in response to the absolute and relative value range db respons
sgrpdlay
- 时频工具箱中计算群延迟的函数，语法格式：［gd,fnorm]=sgrpdlay(x),x是时域信号，fnorm返回频率坐标,gd返回估计出群延迟的输出向量．-frequency toolbox when calculating group delay functions, grammar format : [gd. fnorm] = sgrpdlay (x), x is the time domain signal to the frequency fnorm coordinates, gd t
allpass5
- 计算全通滤波器的源程序,根据信道群延迟,计算滤波器系数,用以校正信号相位变化-calculation of the all-pass filter source files, according to the channel group delay, filter coefficients calculated, for the correction signal phase changes
linearphase
- 线性相位有限冲激响应滤波器的实现及群延时-linear phase Finite Impulse Response Filter Implementation and group delay
btlbandstop
- 巴特沃特带阻滤波器的设计，返回分子分母多项式系数，还可以作出增益曲线，以及求出相位响应以及群延时响应-Batewote band stop filter design, the return of molecular denominator polynomial coefficients, can gain curve, and the calculated phase response and group delay response
phase_shifted_sampled
- reflectivity group delay and dispersion of a sampled fiber Bragg grating with periodic phase shifts at each sampling period
gorupdelay_L_revise
- 本程序用来生成线性群时延滤波器，用于产生基带线性群时延，4倍上采样， 带内最大群时延失真为k个码元-This programme is designed to generate a linear group delay filter
计算系统的群延时
- 这个程序可以计算线性系统的计算的群延时.-this procedure can be calculated linear system of calculating the group delay.
111
- 运用Matlab求解三个传递函数的群延迟特性曲线-Use Matlab to solve the three transfer function of the group delay characteristic curve
pudn2
- 一般来说，瞬时频率和群延迟在时频平面内定义了两条不同的曲线，但是在时宽（T）和频宽（B）的乘积值逐渐变大时，这两条曲线会慢慢逼近。为了说明这一点，下面计算了信号的瞬时频率和群延迟，T*B值大。-Generally speaking, the instantaneous frequency and group delay in the time-frequency plane defines two different curves, but when the width [T] and band
pudn3
- 一般来说，瞬时频率和群延迟在时频平面内定义了两条不同的曲线，但是在时宽（T）和频宽（B）的乘积值逐渐变大时，这两条曲线会慢慢逼近。为了说明这一点，下面计算了信号的瞬时频率和群延迟，T*B值小。- In general, the instantaneous frequency and group delay in the time-frequency plane defines two different curves, but when the width [T] and bandwidth
IFr
- type: 1. linphase : symmetric two-sided response compensating magnitude while maintaining original phase information 2. minphase : one-sided response compensating magnitude with minimal possible group delay 3. complex : asymmetric two-sided res
filter
- 模拟滤波器的设计包含了巴特沃斯滤波器，切比雪夫滤波器，椭圆滤波器，以及10阶贝塞尔滤波器的平方幅频率和相频响应曲线，贝塞尔滤波器的特点是：在0拼时具有最平坦的群延迟，并在整个通带群延迟几乎不变-Analog filter design consists of Butterworth filters, Chebyshev filters, elliptic filters, as well as 10 pieces of first-order Bessel filter is the squar
MIT-BIH60hzfilter
- 对MIT-BIH库内ECG数据进行60Hz（美国工频）进行陷波，有群延迟，但效果良好，后续特征检测无障碍-On the MIT-BIH ECG database data 60Hz (U.S. frequency) to trap, there is group delay, but the result was good, the follow-up feature detection Accessibility
Bessel_Butter_delay
- 绘制8阶Bessel和Butterworth模拟低通滤波器的幅频响应曲线及群延时曲线- Draw order Bessel and Butterworth 8 analog low-pass filter amplitude frequency response curve and group delay curve
22
- 非平稳信号的一些处理函数，包括计算瞬时频率和群延迟及非平稳信号的生成。-Some non-stationary signal processing functions, including the calculation of the instantaneous frequency and group delay and non-stationary signal generation.
FIRmatlab
- 介绍如何用matlab设计fir滤波器，很详细-A great progress in the discipline of digital processing is the research on design method of digital filter. FIR digital filter plays a significant part in the processing of digital signal because it can realize linear phase s
GroupDelay_filter
- continuous time analog filters group delay
nlfmbk
- 非线性调频信号的产生，画出了群延迟与调频曲线图，并做了脉冲压缩处理，比较了加窗处理与不加窗处理的区别-Nlfm signal generation, draw the group delay and frequency curve, and the pulse compression processing, compared with windows and window processing difference
group-delay
- 分数延迟滤波器群延迟算法，放在word文档里，复制粘贴便可。-Fractional delay filter