搜索资源列表
fskdeshixian
- 程序实现fSK的发射机和接收机的解调过程，包括性能分析。绘制有关的性能曲线，和波形和频谱图。还可实现BFSK，MFSK。FSK解调时候，有两种解调方法：1包络解调法，2相干解调法。-program fSK transmitters and receivers demodulation process, including performance analysis. Drawing on the performance curve, and the waveform and spectrum. B
毕业设计基于matlab的QPSK系统仿真
- QPSK是英文Quadrature Phase Shift Keying的缩略语简称，意为正交相移键控，是一种数字调制方式。在19世纪80年代初期,人们选用恒定包络数字调制。这类数字调制技术的优点是已调信号具有相对窄的功率谱和对放大设备没有线性要求,不足之处是其频谱利用率低于线性调制技术。19世纪80年代中期以后,四相绝对移相键控(QPSK)技术以其抗干扰性能强、误码性能好、频谱利用率高等优点,广泛应用于数字微波通信系统、数字卫星通信系统、宽带接入、移动通信及有线电视系统之中......理解QP
EnergyOperator.rar
- 能量算子的matlab实现程序及其详细算法，可用于包络解调，瞬时频率计算等方面,Energy operator of matlab realization process and its detailed algorithms, can be used for envelope demodulation, instantaneous frequency calculation, etc.
matlabxueqi
- 小学期的源程序 1．试编MATLAB程序。信号 sinc(10*t),-2<=t<=2 m(t)= 0,其它 用100hz的载波来产DSB信号并解调。完成下列工作： 画出已调信号； 求已调信号的频谱，并用图像表示。 画出解调信号； 求解调信号的频谱，并用图像表示。 2．信号 sinc2(100t),|t|≤t0 m(t)= 0, 其它 采用频率调制调制为1000HZ的载波。频偏常数为kf=50,t0=0.2
gzzd
- 基于Hilbert包络解调及倒谱分析法，在LabVIEW平台开发的齿轮箱故障诊断程序-Hilbert envelope demodulation, cepstrum analysis, and in LabVIEW platform developed by Gearbox Fault Diagnostics
program
- 包括emd分解程序，求边际谱程序，hilbert包络解调程序，求取小波包频带能量程序，K均值聚类程序-fault diagnosis program
MATLAB
- 程序1：周期信号（方波）的展开 程序2：用图形表示DSB调制波形及其包络线 程序3：通过傅里叶变换找出被随机信号淹没的信号频率 程序4：DSB-AM 双边带幅度调制和解调 程序5：AM调制和解调-Procedure 1: periodic signal (square wave) Program 2: graph DSB modulation waveform and its envelope Application 3: through the Fourier tran
fx
- 常用的信号频域分析程序，如自相关分析，包络解调，轴心轨迹绘制等程序。附加轴承故障数据。-Commonly used frequency domain signal analysis program, such as auto-correlation analysis, envelope demodulation, Orbit drawing and other procedures. Additional bearing failure data.
baoluopu_baoluoxian
- 现代希尔伯特变换解调分析，一个求包络线和包络谱的程序-Modern Hilbert transform demodulation analysis, a program seeking envelope and envelope spectrum
Envelope-demodulation
- 包络解调的labview程序，支持2012以上版本-Envelope demodulation labview program to support more than 2012 version
7a2e89e1
- 能量算子的matlab实现程序及其详细算法，可用于包络解调，瞬时频率计算等方面-Energy operator of matlab realization process and its detailed algorithms, can be used for envelope demodulation, instantaneous frequency calculation, etc.
jiyu78780
- 基于Hilbert包络解调及倒谱分析法，在LabVIEW平台开发的齿轮箱故障诊断程序(Based on Hilbert envelope demodulation and cepstrum analysis, the gearbox fault diagnosis program developed on the LabVIEW platform)
WBFM
- 本程序设置了基本参数，产生调制信号，并对余弦波进行调频，然后将其解调，画出其包络。具体见里面的文档。(The program sets the basic parameters, generates modulation signals, and FM Yu Xianbo, then demodulates it and draws its envelope. See the documents in it.)
19854805Fast-Kurtogram
- 包络解调程序包络解调又称包络检波，适用于普通调幅信号的解调，指产生的输出信号与已调信号包络线成正比的幅度解调。(Envelope demodulation procedures)
5.1 2ASK包络解调
- 用matlab仿真ASK包络解调，程序完善，结果与理论值非常接近(Using MATLAB to simulate ASK envelope demodulation, the program is perfect, and the result is very close to the theoretical value.)
teager
- teager能量算子源程序以及测试程序，实现对波形的解调以及包络分析。(The teager energy operator source program and test program realize the demodulation of waveform and envelope analysis.)
基于EMD的包络谱进行故障诊断matlab程序实例
- 对原始信号进行EMD分解及包络解调，得出包络解调谱，分析出故障频率(The original signal is decomposed by EMD and demodulated by envelope. The spectrum of envelope demodulation is obtained and the fault frequency is analyzed.)