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ZTrans_InvTrans
- 对输入的一有理Z变换表达式（输入分子和分母系数序列），分别画出： （1）零极点图 （2）z在单位圆上时z变换所对应的DTFT的幅度谱和相位谱 （3）逆z变换所得序列，在各种不同的收敛域下（包括了右边序列，左边序列和双边序列的情况） -the importation of a rational expression Z-transform (input coefficient of the numerator and the denominator sequence), respe
boxintu
- 有关信号波形、幅值谱、相位谱，互相关函数的算法、波形-the signal waveform amplitude spectrum and phase spectrum, cross-correlation function of the algorithm, waveform
cyclic2_am.rar
- 基于matlab，针对调幅AM、调频FM和调相PM信号，分析在不同的噪声环境，包括高斯白噪声、色噪声、非高斯噪声及正弦干扰中，各种信号的二阶循环谱。可根据需要改变程序中信号或噪声环境，分析结果。,Based on matlab, AM for AM, FM FM and PM phase modulation signals, analysis of noise in different environments, including Gaussian white noise, colored
cdma.rar
- 直接序列扩频的缩写（DS-SS ） 二相相移键控（BPSK） matlab源代码,An acronym for Direct Sequence Spread Spectrum (DS-SS) two-phase phase shift keying (BPSK) matlab source code
rect
- 矩形波函数，计算其频谱，幅度谱和相位谱，与理论值比较。-Rectangular wave function to calculate the frequency spectrum, amplitude spectrum and phase spectrum, compared with the theoretical value.
jiaozhengbijiao
- 传统频谱校正方法和全相位频谱校正法比较，可以看出全相位频谱校正的优势很明显-Traditional correction method and full-spectrum phase spectrum correction method of comparison, we can see the advantages of all phase spectrum correction obviously
DFT
- 题目：离散富立叶变换（DFT）和频谱分析.matlab实现 1信号函数h(t)= e-a*t*tsin(2πft)2编程计算的离散富立叶变换（DFT）和IDFT图像。3计算振幅谱，相位谱以及检测信号主频-Title: Discrete Fourier Transform (DFT) and spectral analysis. Matlab function to achieve a signal h (t) = ea* t* tsin (2πft) 2 programming computin
MPSKTransmissonwithGausNoise
- 本程序用于完成BPSK、QPSK、8PSK的调制仿真。并可任意扩展到MPSK和MQAM。程序分成三个部分：phase.m对基带码元序列进行脉冲成型，可选矩形脉冲，升余弦脉冲和平方根升余弦脉冲； model.m 为主程序，完成各种信号的基带星座图映射、脉冲成型和调制； command.m给出一个简单的频谱显示测试。-This procedure for the completion of BPSK, QPSK, 8PSK modulation simulation. Arbitrary and m
fft
- matlab 数字图像信号的频域分析及仿真 将二维数字图像进行傅立叶频域分析，并且做了图像幅度谱重建和相位谱重建，通过这个例子大家可以明白相位比振幅更重要。-matlab digital image signals in frequency domain analysis and simulation of two-dimensional digital image Fourier frequency domain analysis, and has done a reconstructio
ap FFT Spectrum Est
- 计算正弦信号apFFT数字全相位信号谱，并把图形画出可视化-Calculated sinusoidal signal apFFT digital, full-phase signal spectrum, and to draw graphical visualization
spectrum
- 给出正弦加噪函数，通过FFT,DTFT,做频谱变化，幅度谱和相位谱。-Sine plus noise function is given by FFT, DTFT, make changes in the spectrum, amplitude spectrum and phase spectrum.
phase-noise
- 该程序是一个振荡相位噪声模型。相位噪声是衡量频率标准源(高稳晶振、原子频标等)频稳质量的重要指标，随着频标源性能的不断改善，相应噪声量值越来越小，因而对相位噪声谱的测量要求也越来越高。-The program is a model of phase noise oscillator. Phase noise is a measure of frequency standard source (high stability crystal oscillator, atomic frequency
Program-for-Phase-Spectrum
- program for phase spectrum
power-spectrum
- QPSK（四进制相移键控）信号调制解调过程（经高斯信道）的仿真-QPSK (quaternary phase shift keying) signal modulation and demodulation process (by the Gaussian channel) of the simulation
identify
- 通信信号的调制信息包含在信号的瞬时幅度、相位、频率的变化之中，不同的信号其频谱也呈现不同的特征，通过提取瞬时幅度、相位、频率以及频谱的参数统计特征，可以识别不同的通信信号。通常是利用对瞬时幅度、瞬时相位，瞬时频率和信号功率谱进行某种变换而得到可以明显区分各种信号的特征参数。-Communication signal modulation information is contained in the signal instantaneous amplitude, phase, frequency
spectrum-estimation
- 对带有随机相位和随机噪声的线谱信号，实现周期图谱估计、多重信号分类（MUSIC）两种方法对频谱的估计。代码效率高，可扩展性好。-Of random noise with random phase and the line spectrum signal, spectrum estimation period, multiple signal classification (MUSIC) two methods of spectrum estimation. Code efficiency, go
lab1
- 信号的相位谱，幅度谱，以及信号频域的相位谱以及幅度谱-Signal of the phase spectrum, amplitude spectrum, and frequency-domain signal amplitude spectrum and phase spectrum
amplitude-and-phase-of-a-signal
- 求信号的幅度谱和相位谱,用matlab画出波形比比较-work out the amplitude and phase spectrum of a signal
Untitled
- 关于线性调频信号，输出它的时域、幅度谱、相位谱-Linear FM signal, the output of its time-domain amplitude spectrum and phase spectrum
All-phase--correction-method
- 全相位时移相位差频谱校正法的文章，帮助大家学习。-All phase shift the phase spectrum correction method, article, and help them to learn