搜索资源列表
Pronynalysis
- Prony分析是获取系统振荡模式特征的一种非常有效的方法,它可以通过给定输入信号下的响应直接估计系统的振荡频率、衰减、幅值和初相位。本文基于Prony算法提出一种用振荡模式能量级鉴别电力系统大干扰下主导低频振荡模式的方法。-Prony analysis acquisition system oscillation mode features a very effective way, It can set the input signal to the estimated direct resp
All_phase--FFT
- 全相位FFT(apFFT)时移相位差法多频测试程序,内置5种不同的频率,可以得到很精确的幅值、频率、相位估计,仿真时精度很高。-All phase FFT (apFFT) method when multi-frequency phase-shift test procedures, built-in 5 different frequencies, can be very precise amplitude, frequency, phase estimation, the simulatio
tiqu
- 提取信号七个基于瞬时信息的特征:零中心归一化瞬时幅度功率谱密度的最大值,零中心归一化瞬时幅度绝对值的标准偏差,零中心非弱信号段瞬时相位非线性分量绝对值标准偏差,零中心非弱信号段瞬时相位非线性分量标准偏差,零中心归一化的非弱信号段瞬时频率绝对值的标准偏差,一个信号段的归一化瞬时频率功率谱密度的最大值,根据信号 QPSK 和16QAM在 XI 轴投影的不同表现,提出特征参数。-Extraction based on instantaneous information signal of seven
liue
- 用窗函数法设计线性相位FIR低通滤波器。要求通带截止频率ωc=π/4,单位脉冲响应h(n)的长度N=23。绘出h(n)及其幅频响应特性曲线-Window function with linear phase FIR design a low pass filter. Required pass-band cutoff frequency ωc = π/4, unit impulse response h (n) of length N = 23. Plot h (n) and frequency
Montecarlo_SNR
- 用牛顿迭代法估计正弦信号的幅度,相位,频率,选用多次montecalor算法估计参数均值,并与理论上参数估计的CRLB下限进行比较。-Newton iterative method estimates the sinusoidal signal amplitude, phase, frequency, use multiple montecalor algorithm to estimate the parameters mean, and with the theoretical limit
MATLAB-fangzhenzai-dianzi
- 本书讨论了时间域、频率域、数字域、调制域电子测量的主要方法, 介绍了应用MATLAB仿真的方法实现电子测量中的信号源(含VCO和PLL)、示波器、频谱仪、瀑布图仪、相位仪- This book discusses the main method of time domain, frequency domain, the digital domain and modulation domain of electronic measurement, introduces the appli
eebqy
- 可直接计算得到多重分形谱,对信号进行频谱分析及滤波,可以得到很精确的幅值、频率、相位估计。- It can be directly calculated multi-fractal spectrum, The signal spectral analysis and filtering, You can get a very accurate amplitude, frequency, phase estimation.
fevsw
- 可以得到很精确的幅值、频率、相位估计,用于信号特征提取、信号消噪,有循环检测,周期性检测。- You can get a very accurate amplitude, frequency, phase estimation, For feature extraction, signal de-noising, There are cycle detection, periodic testing.
guiningsao
- 实现典型相关分析,esprit算法对有干扰的信号频率进行估计,非归零型差分相位调制信号建模与仿真分析 。- Achieve canonical correlation analysis, esprit algorithm signal frequency interference can be assessed NRZ type differential phase modulation signal modeling and simulation analysis.
tei_kr12
- FMCW调频连续波雷达的测距测角,可以得到很精确的幅值、频率、相位估计,有小波分析的盲信号处理。- FMCW frequency modulated continuous wave radar range and angular measurements, You can get a very accurate amplitude, frequency, phase estimation, There Wavelet Analysis Blind Signal Processing.