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Discussion Groups | Matlab DSP

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

  

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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

freqz vs FFT question
-1

rudy...@yahoo.com - Apr 15 2013
Hi, I have always been confused about this two functions. Can someone please clarify why they behave this way? Let me give an example To me it looks like that if we compute th... freqz vs FFT question

Minimum lag high pass filter for very low frequencies
0

robe...@gmail.com - Apr 11 2013
Hello, I was hoping I could get some help on designing a high pass filter for very, very low frequency signals (relative to the sampling rate). The frequencies I'm looking at a... Minimum lag high pass filter for very low frequencies
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