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Discussion Groups | Matlab DSP


Technical discussion about Matlab and issues related to Digital Signal Processing.

  

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Matlab obtaining power spectrum from ACF and FFT
-1

"ong...@gmail.com [matlab]" - May 19 2014
Greetings, I am using Matlab R2012b 64-bit on Windows 7 in order to estimate the power spectrum of a simple signal that is: cos(10*t) + sin(20*t) defined in the time interval fro... Matlab obtaining power spectrum from ACF and FFT

Frequency Estimation
+1

"msw...@ucdavis.edu [matlab]" - May 9 2014
Hi Folks, I don't know if this is the proper place to ask about DSP for Radar using Matlab, but I will give it a chance since there is no dedicated Radar Forum I am using Matlab ... Frequency Estimation

hilbert transform
0

tfad...@hotmail.com - Feb 13 2014
Hello, I try to get the Hilbert transformed for a chaotic signal in order to have two signals completely orthogonal -> Chotic signal and Hilbert Transform of chaotic signal in... hilbert transform

Variable cut-off frequency LPF with high oversampling
0

whee...@yahoo.com - Jan 23 2014
Hello all, I'm using a Xilinx Kintex-7 FPGA to do some low-pass filtering using System Generator/Simulink, and had a question about the architecture of the filter. My require... Variable cut-off frequency LPF with high oversampling

Spectrogram from Complex Morlet wavelet ( recreating article result from data)
0

oren...@hotmail.com - Oct 31 2013
I am trying to recreate the following results: http://i.stack.imgur.com/muMxX.jpg from the following data: https://www.dropbox.com/s/mi3szqgzgku29rn/FS40.dat the time i... Spectrogram from Complex Morlet wavelet ( recreating article result from data)

complex FM demodulation
0

alex...@pacifier.com - Oct 9 2013
I was wondering if anybody knows the algorithm for Matlab's complex FM demodulation function. I need to correlate bench data to test data and I need to write the complex FM demodu... complex FM demodulation

Spectral Entropy of a signal and its physical significance   [2 Articles]
+1

Samiul - Aug 14 2013
Hi, I would like to know about the spectral entropy of a signal and what does it mean in physical world. As I understand, the spectral entropy of a particular frequency band gives... Spectral Entropy of a signal and its physical significance

spectrum   [2 Articles]
+1

sdhs...@gmail.com - Jul 24 2013
Deal all; I have used the Yule-Walker method (pyulear) to get a PSD (i.e. [Pxx,f] = pyulear(x,p,nfft,fs) ). p is the order of an AR model for the sign. How can I determine the opt... spectrum

CCDF of OFDM
+1

gumm...@yahoo.com - May 1 2013
CCDF=1-exp{(-e^(-y/2))* N*sqrt(π/3)*logN }-------------------(1) CCDF=1-exp{(-e^(-y))* N*sqrt(π/3)*logN }---------------------(2) Hi matlabers, i need help here.eq (1) abo... CCDF of OFDM

Sum of stationary processes
0

binish - Apr 24 2013
Sum of two stationary processes which are uncorrelated is stationary but what if they are correlated what will be the sum then.. stationary or non-stationary?? please help asap..... Sum of stationary processes
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