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mutipath
- 一个多径信道仿真程序。其主程序为: Jakes_filter.m 产生信道多普勒功率谱形状 linear_fft.m作fft变换,并作相应平移。 linear_psd.m分析信号的psd qpsk_berest.m产生qpsk信号 random_binary产生随机信号源-a multi-path channel simulation program. Its main program : Jakes_filter.m have access Doppler power sp
OFDMsystemsimulationfullversion
- This simulation scr ipt set allows for an OFDM transmission to be simulated. Imagetx.m generates the OFDM signal, saving it as a windows WAV file. This allows the OFDM signal to be played out a sound card and recorded back. Imagerx.m decodes
2FFT
- DIT-FFT算法子程序 FFT长度为2m,m为正整数。FFT输出结果放在输入复数数组中。其中xr存放信号序列实部,xi存放信号序列虚部。如果信号长度小于N,需要给xr和xi后面补足0,计算结果x(k)的实部和虚部仍然分别存放在数组xr和xi中。-DIT - FFT subroutine FFT length of 2m, m is a positive integer. FFT output on the importation of complex array. Xr which ke
DIT-FFTsuanfazichengxu
- DIT-FFT算法子程序 FFT长度为2m,m为正整数。FFT输出结果放在输入复数数组中。其中xr存放信号序列实部,xi存放信号序列虚部。如果信号长度小于N,需要给xr和xi后面补足0,计算结果x(k)的实部和虚部仍然分别存放在数组xr和xi中。-DIT - FFT subroutine FFT length of 2m, m is a positive integer. FFT output on the importation of complex array. Xr which ke
FFT_16pt.m
- fft 16 point matlab code
M-File
- 这是关于通信专业数字信号处理的一些FFT仿真程序,包括频谱分析,相位谱,零极点图等等。初学者如果有需要可以参考。-This is a program about FFT code of digital signal processing in communication engineering,which concludes spectrum anaysis,phase anaysis and z-plane and so on.if you are a fresher,you will lik
prettyFFT.m
- 对于adc的输出进行fft,然后计算一些adc的参数,有enob,snr,sdnr,the。-For adc output of fft, then calculate some adc parameters have enob, snr, sdnr, the. Etc.
periodograma.m
- Returns the periodogram of a given signal using the FFT
fft
- 以m文件形式,完成频域变换,实现傅立叶变换分析。程序明了,结果清晰、精确。图案易懂-Realization of complex frequency conversion, Fourier transform simulation Accurate results
FFT
- MATLAB 小程序,进行FFT计算,将原始数据放入EXCEL,运行M文件,进行频谱分析-MATLAB applet, the FFT calculation, the raw data into EXCEL, run M files, spectral analysis
fft
- 快速傅立叶函数演示实例:编写一个M文件,产生频率为100Hz和105Hz正弦信号叠加后的信号,用fft函数对信号进行频率分析,要求在频率上能分辨出两种频率的正弦信号,分别绘出信号的时域及频域波形。-matlab fft
radar_fir_mtd.m
- 使用FIR滤波器代替FFT进行MTD的MATLAB程序-the fir used for radar mtd
fonctionYn.m
- calculate a FFT function of signal
fftfilter.m
- 显示fft图像,仅显示其中300个点,进而使得整个频谱显示得非常清晰-show fft image, only show 300 points, so the fft image show clearly
analyse_warp.m
- 使用fft分析布料纹理,进而可以很好得到布料本身的纹理-analyse yarn texture, get the texture of cloth more clearly
fftt
- 应用MATLAB的FFT谐波分析计算文件,可以显示17次以下谐波含量和幅值(MATLAB harmonic analysis using FFT computing documents, you can display 17 times the following harmonic content and amplitude)
Question No1
- 关于FFT的matlab,运用一些特定函数方程,设定wn的值进行编写matlab文件(Write a Matlab function fastft.m which implements the Fast Fourier Transform (FFT) algorithm for computing the DFT.)
DFT IDFT FFT
- 最基础的数字信号处理关于DFT,IDFT,FFT可以直接matlab运行(dft.m idft.mThis is a very good button source code complete and can be used directly)
fft_2d_test
- fft_2d_test.m:对三角LFMCW雷达回波进行2维FFT处理,获得目标的距离速度信息(Perform 2D FFT processing on the triangular LFMCW radar echo to obtain the target distance velocity information)
FFT_all
- 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 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 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 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(fft analysis,plot rms spectrum,power density spectrum, etc.)