搜索资源列表
1121
- AM,FM,2ASK,4ASK,2FSK,4FSK,2PSK,4PSK信号谱循环特征提取-AM FM 2ASK 4ASK 2FSK 4FSK 2PSK 4PSK
ZX_SOPC0
- 基于FPGA的DDS信号源设计 1.输出信号为正弦波、三角波及脉冲 2.信号幅度可调,范围:1V~5V 3.调幅步长:10mV 4.信号频率为低频:10HZ~1MHZ 5.频率调节步长10HZ~100HZ频段为1HZ,100HZ~1kHZ频段为10HZ,1KHZ~1MHZ频段为100HZ 6.频率调节方式通过键盘输入 7.运用LCD显示信号的类型、幅度、调频步长、调幅步长-DDS source FPGA-based design 1. The output sig
Signal-to-Noise-Ratio
- 在仿真实验中要产生具有某个信噪比的混合信号样本zt。 这时,先求出不含噪声的有用信号的幅度(最大值)am 再根据给定的信噪比snr(db)反推噪声电平theta。以高斯噪声为例-In the simulation experiments to produce with a signal-to-noise ratio of zt mixed signal sample.at this moment, to take the first without noise and useful
dds
- 这是一个基于FPGA设计的DDS信号发生器设计。能够生成正弦波\ASK\PSK\AM\FM等波形。-This is an FPGA design of DDS signal generator based on. Capable of generating sine \ASK\PSK\AM\FM and other waveforms.
YUZSAM
- 噪声调幅干扰信号波形和功率谱,亲测成功运行-AM noise interference signal waveform and power spectrum
SR_DDS
- DDS信号源设计,有正弦波,方波,三角波,AM波,FM波,还有PSK,FSK,16QAM等多种信号产生。-DDS signal source design, there are sine, square wave, triangle wave, AM wave, FM wave, as well as PSK, FSK, 16QAM and other signal generation.
AMDSBSSB
- AM、DSB信号调制及解调 SSB信号调制及解调-AM, DSB signal modulation and demodulation SSB signal modulation and demodulation
SW-communication-system
- 利用MATLAB gui 编的短波通信系统,录制一段语音信号,分别通过AM SSB DSB 等调制信号,加入噪声,然后解调出来,可比较各种调制解调方式的优劣。-Use MATLAB gui compiled shortwave communication system, record a voice signal, respectively, by AM SSB DSB modulated signal, etc., added noise, then demodulated, you can
AM_modulation
- 利用LABVIEW实现信号的调幅(AM)调制,输出调制信号的时域波形图及频谱。-Use LABVIEW achieve amplitude modulation signal (AM) modulation, time-domain waveform and frequency spectrum of the modulated signal output
Source-Modulation
- 1.对信源进行AM,DSB,SSB调制 2.信道中各自加入进过带通滤波器后的窄带高斯白噪声,解调每个信号,并画出滤除前后,双边带信号和单边带信号的频谱。-1. Letter source AM, DSB, SSB modulation 2. Add to each channel through the band pass filter into a narrow band Gaussian white noise, each signal demodulated, filtered a
Lab4
- 该实验室会议的目的是要实现一个可配置的FM-AM数字调制器的数据通路。它是由一个CIC内插滤波器及可配置的FM-AM块。调制器信号以48kHz被取样,并且由CIC内插滤波器的装置内插高达96MHz的。在FM-AM配置块适用于96 MHz的时钟-The aim of this laboratory session is to implement the data-path of a configurable FM-AM digital modulator. It is composed of
fft
- matlab程序,对多种信号的傅里叶(Fourier)变换,包括sin,sinc,AM,2fsk,2psk,方波,以及带汉明窗的FFT-Matlab program, for a variety of signals of Fourier Fourier transform, including sin, sinc, AM, 2 FSK, 2 PSK, square wave, and FFT with hamming window
msp430f5529中文技术手册
- msp430f5529中文技术手册 MSP430F552x,MSP430F551x 混合信号微控制器 • 低电源电压范围︰ 3.6 V 到 1.8 V • 超低功耗 — — 主动模式 (AM): • 所有系统都时钟源︰ — — 290 µ A/MHz 8 mhz,3.0 V,闪光 程序执行 (典型值)
ZHWX
- DDS 产生正弦信号,OOK,AM三种波形。 使用xilinx FPGA VHDL-DDS. Resulting in sinusoidal signal, OOK, AM three waveforms. Using xilinx FPGA VHDL.
S_AM
- 产生AM调制信号,并且计算该信号频谱,瞬时相位,瞬时频率-Generates an AM modulated signal, and calculates the signal spectrum, the instantaneous phase, and the instantaneous frequency
DSBaAMazaibo
- 此例程实现MATLAB软件对信号波进行处理,包括DSB波,AM波等等。-This routine implements MATLAB software to process the signal wave, including DSB wave, AM wave and so on.
Mechanical-fault-diagnosis-method
- 经验小波变换(EWT)是一种新的自适应信号分解方法, 该方法继承了EMD 和小波分析方法的各自优点, 通过提取频域极大值点自适应地分割傅里叶频谱以分离不同的模态, 然后在频域自适应地构造带通滤波器组从而构造正交小波函数, 以提取具有紧支撑傅立叶频谱的调幅-调频(AM-FM)成分。本文将该方法引用到机械故障诊断中, 提出了一种基于经验小波变换的机械故障诊断方法, 并与EMD方法进行了对比分析。仿真结果表明, 经验小波变换方法明显优于EMD方法, 能有效地分解出信号的固有模态。与EMD 相比较, 该
EWT
- 经验小波变换结合EMD的自适应性和小波分析的理论框架,Gilles提出了一种称为经验小波变换(EWT)的自适应信号处理方法.其核心思想是通过对信号的Fourier谱进行自适应划分,建立合适的小波滤波器组来提取信号不同的AM-FM成分.-Empirical wavelet transform
AM_mod_demod
- 模拟信号的AM调制与解调,在simulink平台的仿真实现程序-Analog signal AM modulation and demodulation, simulation simulink platform to achieve the program
time-frequency-toolbox
- 本人在学习非线性信号处理是积累的相关程序资料,包括:matlab时频分析工具箱和非线性信号处理的emd安装包。- 本人在学习非线性信号处理是积累的相关程序资料,包括:matlab时频分析工具箱和非线性信号处理的emd安装包。 I am learning nonlinear signal processing is the accumulation of related program information, including: MATLAB time-frequency analys