Matt L.'s user avatar
Matt L.'s user avatar
Matt L.'s user avatar
Matt L.
  • Member for 11 years
  • Last seen this week
46 votes
Accepted

What is the advantage of MATLAB's filtfilt

45 votes
Accepted

Filter order vs number of taps vs number of coefficients

33 votes
Accepted

FIR filter with linear phase, 4 types

27 votes
Accepted

Digital filter design basic principles (IIR/FIR)

24 votes
Accepted

Fourier transform 4 times = original function (from Bracewell book)

23 votes

Is there any practical application for performing a double Fourier transform? ...or an inverse Fourier transform on a time-domain input?

22 votes
Accepted

What is the first derivative of Dirac delta function?

21 votes

What sampling frequency should I use if Nyquist is not available?

20 votes
Accepted

Meaning of Real and Imaginary part of Fourier Transform of a signal

20 votes
Accepted

FIR Filter Design: Window vs Parks McClellan and Least Squares

19 votes
Accepted

Artifacts in FFT

18 votes

What kind of filter is that? Is it IIR?

17 votes
Accepted

Conjugation in Fourier Transform

17 votes
Accepted

Single-pole IIR low-pass filter - which is the correct formula for the decay coefficient?

16 votes

Can we have a Digital Anti Aliasing filter?

16 votes

Is the Laplace transform redundant?

15 votes

What are the minimum knowledge required to begin the study of Digital Signal Processing?

15 votes

Why Does the DFT Assume the Transformed Signal Is Periodic?

14 votes

Deriving SER & BER for 4QAM, 16QAM and 32QAM

14 votes
Accepted

Shift a signal by fraction of a sample

14 votes
Accepted

Why is the Fourier transform of a Dirac comb a Dirac comb?

14 votes
Accepted

Are all IIR filters unstable in nature?

14 votes
Accepted

Fourier transform is an isomorphism...but we don’t get when each frequency appears?

13 votes
Accepted

Why are anticausal systems even defined?

13 votes
Accepted

What is the difference between natural response and zero input response?

13 votes
Accepted

Energy calculation in frequency domain

13 votes

How to implement a moving average in C without a buffer?

13 votes
Accepted

What is the difference between cubic interpolation and cubic "Spline" interpolation?. How to use it for upsampling purpose?

13 votes
Accepted

Why eigen values and poles of a system are equivalent?

13 votes
Accepted

Fastest implementation of fft in C++?

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