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Top Questions

12 votes
3 answers
691 views

Other end of Nyquist limit

5 votes
4 answers
992 views

Is the negative spectrum (by DFT) of a real signal "needed" to reconstruct it?

1 vote
2 answers
52 views

What does convolving an image with kernel [1 -2 1] do? How is it different than convolving with the derivative kernel [1 -1]?

0 votes
2 answers
83 views

How to calculate RMS of a sampled analog signal

1 vote
1 answer
65 views

What is this similar-but-not-quite-windowed-sinc impulse response?

2 votes
1 answer
50 views

Filter Design - Quantifying the Tradeoffs

2 votes
1 answer
50 views

How to remove a known smooth signal with known location and unknown amplitude from an unknown signal?

0 votes
1 answer
72 views

Phase Response Function / Plotting in Excel (IIR Filter)

0 votes
1 answer
64 views

How to reconstruct original signal using IFFT after cutting past Nyquist limit

0 votes
1 answer
43 views

Conceptual clarification of Sampling theorem

0 votes
1 answer
41 views

how to differentiate between random and impulse signals using MATLAB or python?

0 votes
1 answer
52 views

What is the reason of the getting a clipped signal at the receiving end when using experimental tests

0 votes
1 answer
37 views

What is the meaning of the small power of the signal at the receiving end

2 votes
1 answer
36 views

Applying Kaiser Window to sinc interpolation

1 vote
1 answer
34 views

How do I estimate possible aliased frequencies in sampling limited measurements?

0 votes
1 answer
43 views

Frequency probabilities from Fourier transform

0 votes
1 answer
47 views

Reconstructing Signal with Sinus-Waves

0 votes
1 answer
34 views

Minimum bandpass bandwidth?

1 vote
1 answer
41 views

Lower bound on information or entropy?

2 votes
1 answer
39 views

Generating signal in a different frequency band than another signal but transmitted at the same time

2 votes
0 answers
36 views

What would be the fundamental period of this discrete-time signal?

0 votes
0 answers
35 views

co-channel interference

0 votes
0 answers
33 views

signal in baseband

0 votes
0 answers
33 views

Input-output Pair Implications for System Properties [closed]

0 votes
1 answer
32 views

Measurement of blocking artifacts in images

1 vote
0 answers
30 views

MSK modulation and doppler shift

-1 votes
0 answers
27 views

How is pitched changed using phase vocoder?

0 votes
0 answers
27 views

Z transform and convergence domain

0 votes
0 answers
26 views
+50

BER result in MATLAB

0 votes
1 answer
25 views

Window gain factor and amplitudes in FFT

1 vote
0 answers
22 views

Pitch successfully changes with Phase Vocoder, but there's an issue

1 vote
0 answers
20 views

"Instantaneous impulse response" in an linear time-varying system

0 votes
0 answers
20 views

How to get frequency axsis from pythnon CWT

0 votes
0 answers
19 views

Is using Quadrature Demod for MFSK demodulation a good idea?

-1 votes
0 answers
18 views

path loss in Los and NLos environment

0 votes
0 answers
15 views

intercell interference

0 votes
0 answers
14 views

How can I add two signals with two different symbol durations using a common summation?

0 votes
0 answers
13 views

How to apply a filter that prevents aliasing when reindexing a dataframe to a new datatime index

0 votes
0 answers
13 views

digital low pass filter time constant and the number of datapoints acquired

0 votes
2 answers
13 views

Why does varying n_fft change the range of x axis values when plotting STFT?

0 votes
0 answers
11 views

How to read from mp3 in chunks/buffers


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