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Maximilian Matthé
  • Member for 5 years, 6 months
  • Last seen more than a week ago
16 votes
Accepted

Which image filter can be applied to remove gridded pattern from corrupt jpegs?

14 votes
Accepted

Which order to perform downsampling and filtering?

10 votes
Accepted

Flat fading criterion of OFDM subcarrier spacing

7 votes

Whittaker-Shannon ($\mathrm{sinc}$) interpolation for a finite number of samples

7 votes

What does correcting IQ do?

7 votes
Accepted

Can you decimate / downsample a signal in frequency domain just like you can interpolate / upsample it?

6 votes

Why do SDR receivers emit I/Q samples?

6 votes

How do you interpret FFT of an FFT of a discrete signal?

6 votes

Average bit error and symbol energy

5 votes

Interpretation of Clarke's Doppler power spectral density

5 votes
Accepted

How to implement the $\tt conv(x,h)$ in MATLAB without using loop?

5 votes
Accepted

How does MATLAB recover picture from magnitude spectrum alone?

5 votes
Accepted

Confusion in N of N-point-FFT

5 votes
Accepted

Delayed impulse does not delay spectral response

5 votes
Accepted

Variance of correlated noise

4 votes

Coherent Sampling And The Distribution Of Quantization Noise

4 votes
Accepted

The inverse of an orthogonal matrix is its transpose

4 votes
Accepted

Estimate the wavelength of an oscillatory signal

4 votes

Implementing inverse FFT using forward FFT

4 votes
Accepted

Low-pass filtering bounces when signal doesn't start at 0

4 votes
Accepted

Filtering - multiplication in frequency domain

4 votes
Accepted

Confusion regarding pdf of circularly symmetric complex gaussian rv

4 votes

Effect of windowing on noise

3 votes

Why do we need FFT pairs for OFDM?

3 votes

Is ideal LPF a LTI system? And is it time invariant?

3 votes
Accepted

Calculate the signal's average power

3 votes

Calculate IFFT using only FFT?

3 votes
Accepted

Proper generation of Complex white Gaussian noise using Matlab

3 votes
Accepted

What is the overall capacity of two cascaded BSC channel?

3 votes

Finding the $\mathcal Z$-transform of $((-\frac{1}{3})^n + \frac{1}{2})^n \mu[n-2]$?

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