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IIR滤波器设计
- 现有一个信号:x(n)=1+cos(π*n/4)+ cos(2*π*n/3)设计及各种数字滤波器以达下列目的: 低通滤波器,滤除cos(2*π*n/3) 的成分,即想保留的成分为1+cos(π*n/4) 高通滤波器,滤除1+cos(π*n/4) 的成分,即想保留的成分为cos(2*π*n/3) 带通滤波器,滤除1+cos(2*π*n/3) 的成分,即想保留的成分为cos(π*n/4) 带阻滤波器,滤除cos(π*n/4) 的成分,即想保留的成分为1+cos(2*π*n/3)
ofdmphn_Evm
- 利用Matlab编程模擬phase noise對OFDM signal的影響,希望供大家参考,Error vector magnitude (EVM) -simulation using Matlab programming phase noise of the impact of the OFDM signal hope that for your reference, Error vector magnitude (EVM)
magnitude
- Verilog HDL: Magnitude For a vector (a,b), the magnitude representation is the following: A common approach to implementing these arithmetic functions is to use the Coordinate Rotation Digital Computer (CORDIC) algorithm. The CORDIC algori
band-pass-filter 线性相位FIR带通滤波器
- 用MATLAB函数fir1设计一个具有如下指标的线性相位FIR带通滤波器:阻带截止频率为0.55pi 和0.85pi,通带截止频率为0.65pi和 0.75pi,最大通带衰减为0.2dB,最小阻带衰减为42dB。分别利用下面的窗函数来设计滤波器:汉宁窗、汉明窗、布莱克曼窗。对于每种情况,给出其冲激响应系数并画出设计的滤波器的幅频响应。-Designed with a MATLAB function with the following indicators fir1 linear phase F
signal-fourier-analysis
- 信号傅里叶变换的matlab程序,包括对幅频和相频的图形绘制-Signal Fourier transform matlab program, including the magnitude and phase frequency of the graphics rendering
ST
- 本程序是基于S变换的短时电能质量扰动检测方法实现的,用于分析电压暂降的幅值、相位跳变、持续时间和谐波含量进行分析-This procedure is based on the S transform short-term power quality disturbance detection method implemented for the analysis of voltage sag magnitude, phase transition, duration, and harmonic
EVM
- 该算法是经典的信噪比估计算法——误差矢量幅值法,通过计算接收信号中同相分量和正交分量的二、四阶矩,该算法能够很好的估计信号的信噪比-The algorithm is a classic signal to noise ratio estimation algorithm- the error vector magnitude method, by calculating the received signal with the phase component and quadrature com
PFC
- 此算法实现了单元机组负荷系统预测函数控制-This algorithm unit load system predictive functional control
chirplet_analasis
- 一种自适应chirplet分解的快速算法 针对信号自适应chirplet分解未知参数多、实现起来比较困难的特点,文献[1]提出了一种新的chirplet分解快速算法。该算法利用计算信号的二次相位函数,得到其能量分布集中于信号的调频率曲线上的结论,此时通过谱峰检测可同时获得chirplet调频率、时间中心和幅度的估计;然后通过解线性调频技术获得其初始频率和宽度的估计,仿真结果验证了本文算法的有效性。 -Chirplet an adaptive decomposition al
APR7
- This application note considers the design of frequency- selective filters, which modify the frequency content and phase of input signals according to some specification. Two classes of frequency-selective digital filters are considered: infi
devesh_as1
- difference equation to implement the filter , magnitude and phase response and output of the filter for different input Magnitude response in db and phase response of notch filter-difference equation to implement the filter , magnitude and p
simple_software_for_DSP_analysis
- Simple and very easy to use software ,a good way to learn DSP. sketch and analyze the dft of sinusoids,pole-zero placements, magnitude plot ,phase plot, frequency response of a digital filter ( even no need to install) just click the file and enter t
gabor
- The real and imaginary components of a complex Gabor filter are phase sensitive, i.e., as a consequence their response to a sinusoid is another sinusoid (see Figure 1.2). By getting the magnitude of the output (square root of the sum of squared
Gabor-Magnitude-and-Phase-for-Face
- This paper proposes local Gabor XOR patterns (LGXP), which encodes the Gabor phase by using the local XOR pattern (LXP) operator. Then, we in-troduce block-based Fisher’s linear discriminant (BFLD) to reduce the dimensionality of the proposed des
compare_string_array
- complex From Magnitude Phase for Linux.
MAGNITUDE-AND-PHASE-RESPONSE-OF-BANDPASS-AND-STOP
- MAGNITUDE AND PHASE RESPONSE OF BANDPASS AND BANDSTOP FILTER
MAGNITUDE-AND-PHASE-RESPONSE-OF-HIGHPASS-AND-LOWP
- MAGNITUDE AND PHASE RESPONSE OF HIGH AND LOWPASS FILTER
Ground_Effect_Inversion
- 由地面效应反转和一个单一的垂直阵列源距离和高度确定 -------------------------------------------------- --------------------------------------------- matlab文件的集合来确定与一个单一的垂直阵列的来源范围,并高度。 使用一个分析传播模型来计算上述的阻抗平面的声场。 用途要么转向响应功率(SRP)与Barteltt或MUSIC波束形成器或幅度/相位差异 各麦克风之
replacing-phase-and-magnitude
- replacing phase and magnitude of 2 images,to show the importance of phase of images
matlab_phase_retrieval-master
- 傅里叶振幅相位恢复工具箱,包括经典的ER、HIO算法(toolbox of Fourier magnitude phase retrieval in matlab, including ER, HIO algorithms)