搜索资源列表
用matlab中的FFT函数实现了正弦信号
- 用matlab中的FFT函数实现了正弦信号，矩形信号，和白噪声的频谱分析,FFT with matlab function in a sinusoidal signal, the rectangular signal, and white noise spectrum analysis
FFT-matlab FT在matlab中的实践分析
- FFT在matlab中的实践分析，例子为求一个正弦波的频谱图、均方根谱、功率谱、对数谱和进行IFFT的变换-FFT analysis of the practice in matlab, examples for the sake of a sine wave of frequency spectrum, the rms spectrum, power spectrum, and the IFFT on the number of spectral transformation
wave.波形的合成与分解
- 波形的合成与分解。 用matlab编的。可以合成三角波，方波，并分析它们的频谱。有详细的说明。,Synthesis and decomposition of waveforms. Made use of matlab. Can be synthesized triangular wave, square wave, and an analysis of their spectrum. Is described in detail.
用matlab gui画信号的频谱图和时域图形
- 用matlab gui画信号的频谱图和时域图形,再画出语谱图，模拟电话-Picture signal with matlab gui frequency spectrum and time domain graph, then draw the language spectrum, analog telephone
QPSK.rar
- 使用matlab程序实现了由随机序列到码元电平、m序列直接扩频解扩、qpsk调制解调，射频调制解调一个完整的qpsk系统过程,Matlab program to use by the random sequence to the symbol level, m direct sequence spread spectrum despreading, qpsk modulation and demodulation, RF modulation and demodulation of the QP
LinerChirp.rar
- 通过传输矩阵法计算线性啁啾光纤光栅和高斯变迹光纤光栅的时延和反射谱曲线,Through the transfer matrix method to calculate the linear chirped fiber grating and fiber Bragg grating Gaussian apodization of the delay and reflection spectrum curve
MPSKMQAMmudulation.rar
- 本程序用于完成BPSK、QPSK、pi/4QPSK、OQPSK、8PSK、16QAM、32QAM、64QAM和128QAM的调制仿真。并可任意扩展到MPSK和MQAM。程序分成四个部分，fir.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； modal.m 为主程序，完成岁各种信号的基带星座图映射、脉冲成型和调制；pi4QPSK.m 为pi/4QPSK信号的星座图映射程序；test1.m给出一个简单的频谱显示测试。,This procedure for the com
MATLAB_forspeech.rar
- 采用MATLAB分析WAV文件。 步骤一：选择一个WAV文件作为分析的对象 。（ding.wav） 步骤三：进行 FFT变换并画频域图形 。 步骤四：进行该声波主要频谱的分析。 步骤五：根据该声音的频谱，反演时域图形 。（有失真） 步骤六：进行付立叶逆变换IFFT并画频域图形 。,WAV file analysis using MATLAB. Step One: Select a WAV file as the target of analysis. (Ding.wav) Step
EXA_MXA_PSA_Visualization.zip
- MATLAB是一个非常好的用于测量，分析和可视化的数据，控制仪器，并建立测试系统。安捷伦信号和频谱分析仪可让您分析失真，虚假的，相位噪声，用于2G到4G无线通信测量。这种Matlab下开发的高级数据可视化（ADV）的应用软件，扩展了安捷伦信号和频谱分析仪的可视化功能，提供了四个不同的显示格式：Analog Advanced, Analog Plus, Waterfall,和Spectrogram。这些显示使得更加容易捕获间歇性信号。,MATLAB is a very good for the m
PSD.rar
- 求功率谱估计常用的几种方法，包括周期图法，Welch 法，和AR模型法。,For power spectrum estimation commonly used in several ways, including periodogram, Welch law, and the AR model.
LFPG.rar
- 长周期光栅的透射谱MATLAB模拟算法基于光栅的耦合理论。,Long-period grating transmission spectrum MATLAB simulation algorithm is based on the grating coupling theory.
matlab_earthquake.rar
- matlab 地震反应谱计算 matlab 地震反应谱计算,matlab calculation of earthquake response spectrum seismic response spectrum calculation matlab
DSSS.rar
- 一个四用户的扩频通信系统，扩频增益为N=16，采用Walsh码进行直接序列扩频，BPSK调制，无线信道为AWGN(加性高斯白噪声信道)信道(AWGN信道：不考虑通信信道信号时，由宽频范围描述的统计随机无线噪声。)。在接收端进行解扩，解调，判决，通过仿真得到其中一个用户的误比特率与信噪比的仿真结果。,A four-user spread spectrum communication system, spreading gain for N = 16, using Walsh code Direct
p_morden.rar
- 用Matlab实现现代功率谱估计，主要有Levinson法，Burg法，协方差法及修正协方差法，四种方法的结果放到一起进行比较，有详细的注释,Using Matlab implementation of modern power spectrum estimation, the main has Levinson Law, Burg method covariance method covariance method, and the amendment, four ways to put to
random_fh_simulatin.rar
- 利用MATLAB实现了跳频信号的调制和解调，给出了频谱图。,The use of MATLAB implementation of the frequency hopping signal modulation and demodulation, give the frequency spectrum.
FHSS_DSSS_CDMA.rar
- 直接序列扩频DSSS， 跳频扩频FHSS， 码分多址CDMA编译码， 的实现,the realization of Direct Sequence Spread Spectrum DSSS, frequency hopping spread spectrum FHSS, Code Division Multiple Access CDMA codec,
FFT.rar
- FFT编程实例 进行FFT变换，显示频谱图 ,FFT transform FFT programming examples show that the spectrum graph
seismicwavetospectrum.rar
- 将地震波转换成反应谱的程序。。。。。。。。。。。,seismic wave to spectrum..........
16QAM.rar
- 16QAM的matlab实现，以及计算机仿真，观察其波形，功率谱，误码率以及星座图,16QAM to achieve the matlab, as well as computer simulation, to observe the waveform, power spectrum, BER, and constellation diagram
generation.rar
- 本程序利用杜修力－陈厚群功率谱，考虑空间二维相干的hao相干函数模型的沿桥纵向地震波,This procedure using DU Xiu-li- Chen Houqun power spectrum, consider the space of two-dimensional coherence function hao coherent model of the longitudinal seismic waves沿桥