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对轴承故障振动信号的matlab小波分析程序
- 对轴承故障振动信号的matlab小波分析程序，能完成对故障特征频率的提取,Of bearing fault vibration signals matlab wavelet analysis procedures, can finish on the fault characteristic frequency extraction
单载波频域均衡算法完整Matlab仿真程序
- 单载波频域均衡算法完整Matlab仿真程序,Single-carrier frequency domain equalization algorithm for a complete simulation program Matlab
MATLABprograminfft.用Matlab产生正弦波,矩形波
- 1．用Matlab产生正弦波,矩形波,以及白噪声信号，并显示各自时域波形图 2．进行FFT变换，显示各自频谱图，其中采样率，频率、数据长度自选 3．做出上述三种信号的均方根图谱,功率图谱,以及对数均方根图谱 4．用IFFT傅立叶反变换恢复信号，并显示恢复的正弦信号时域波形图 ,1. Using Matlab generated sine wave, rectangular wave, as well as the white noise signal, and display their
CR-MATLAB.rar
- 认知无线电频谱检测技术的研究,有循环检测，周期性检测，仿真程序和结果。很全面。,Cognitive radio frequency spectrum detection technology, there are cycle detection, periodic testing, simulation program and results. Very comprehensive.
matlab
- 数字信号处理综合设计 利用windows下的录音机录制一段自己的话音，时间控制在1秒左右；并对语音信号进行采样，理解采样频率、采样位数等概念。-Digital signal processing integrated design Using Windows, making a video recorder under his voice, time control in 1 seconds And the voice signal sampling frequency sam
MATLAB
- 产生长度为1000的标准正太分布的随机信号，画出时域波形及频谱； 采用u=255的非均匀PCM编码，每符号为8bit，画输入-输出关系图； 计算信号量化噪声比（SQNR）； 信道误码率为10-3； 解码，并画出u律反变换后的信号时域波形及频谱。 扩展要求： 采用均匀PCM、量化级数可变、信道误码率可变。 - have a standard len
MATLAB
- 对噪声信号中的正弦信号，通过Pisarenko谐波分解方法、Music算法和Esprit算法进行频率估计，信号源是： 其中， ， ， ； 是高斯白噪声，方差为 。使用128个数据样本进行估计。 1、用三种算法进行频率估计，独立运行20次，记录各个方法的估计值，计算均值和方差； 2、增加噪声功率，观察和分析各种方法的性能。-Sinusoidal signal in the noise signal through the Pisarenko harmonic decomposition metho
JTFA(matlab)
- 利用matlab实现的时频分析，很好，很强大！-Using matlab to achieve the time-frequency analysis, very good, very powerful!
FDFD_polar
- This MATLAB code demonstrates the finite-difference frequency-domain method by modeling transmission and reflectance from a broadband wire grid polarizer.
Rayleigh
- 多种Rayleigh衰落信道的程序，单径和多径频率选择性-A variety of procedures for Rayleigh fading channel, single path and multipath frequency selective
frequency
- 基于超外差的瞬时测频方法的研究。请多多指教-superheterodyne based on the instantaneous frequency measurement methods. Please exhibitions
MATLAB-FH
- 调频通信matlab，用MATLAB实现一种快跳频通信系统-FM communication matlab, use MATLAB to achieve a fast frequency-hopping communication system
matlab
- 实验指导 低通采样定理实验 FFT频谱分析实验 IIR滤波器设计实验 窗函数法FIR滤波器设计 频率采样法FIR滤波器设计实验-Experimental guide low-pass sampling theorem FFT spectrum analysis experiment experiment experiment IIR Filter Design Window Function FIR filter design frequency sampling FIR filter desi
FrequencySynthesisbyPhaseLock
- 书籍频综和锁相环的Matlab源代码，对频综和锁相环的设计很有帮助；-Books PLL Frequency Synthesizer and the Matlab source code for PLL Frequency Synthesizer Design and helpful
fhss
- frequency hopped spread spectrum code
ds_ss_rake
- 这是跳频程序通过MATLAB的仿真分析，是很好的学习帮助程序-This is frequency-hopping process through MATLAB simulation analysis, are very good procedures to help study
gold_erro_ratio
- gold序列应用于跳频系统，给出了误码率曲线-gold sequence applies to frequency-hopping system, give a bit error rate curve
fft
- matlab里FFT变换时的频移程序，自动将FFT变化后的数据移到零频两边，方便好用-FFT transform in matlab frequency shift when the process changes automatically after the FFT to the zero-frequency data on both sides, easy-to-use
matlab
- 本文件夹共三个matlab文件和一个word文档， 内容分别为用MATLAB验证时域抽样定理，连续系统的频域分析和连续系统的频域分析。matlab刚捡起来，望大家多多指教与探讨。-A total of three of the matlab folder of documents and a word document, the contents of MATLAB were used to verify time-domain sampling theorem, continuous syst
Time-Frequency Toolbox
- Time Frequency Toolbox matlab时频分析工具箱,里面有各种时频分析函数，用matlab实现的，小波变换，Gabor变化，短时傅里叶变换等等(AF Ambiguity function AR Auto-regressive (filter or model) ASK Amplitude shift keyed signal BJD Born-Jordan distribution BPSK Binary phase shift keyed signal BUD