User Gilles

4

votes

1

answer

225

views

Digital filter coefficients from low-pass to high-pass

Aug 7 at 10:47 Matt L. 66.2k

2

votes

1

answer

2k

views

Correct way to add AWGN to a signal

matlab noise gaussian snr bandwidth

Oct 3 '17 at 9:03 AlexTP 5,045

3

votes

2

answers

77

views

DAC and ADC architecture in SDRs

sdr analog-to-digital digital-to-analog

Apr 29 at 10:28 Dan Boschen 21.7k

2

votes

1

answer

66

views

How to find the best Q format representation?

discrete-signals filtering

Apr 23 at 12:51 Hilmar 16.4k

1

vote

1

answer

145

views

Why is no phase information lost when a received signal goes through a mixer?

digital-communications quadrature

Jul 17 '17 at 21:52 MBaz 10.7k

6

votes

1

answer

1k

views

What happens if we change the limits of integral in Fourier transform?

fourier-transform

May 26 '16 at 8:27 Gilles 2,456

2

votes

1

answer

49

views

What will be the code for this following signal in MATLAB?

matlab continuous-signals

Jan 31 '18 at 20:18 jojek♦ 9,729

4

votes

3

answers

479

views

Calculating penalty to SNR for non-matched filter

digital-communications snr matched-filter

Jun 19 '17 at 21:29 Community♦ 1

12

votes

1

answer

821

views

Which transform most closely mimics the human auditory system?

fourier-transform frequency-spectrum wavelet music psychoacoustics

Mar 30 '17 at 18:14 Community♦ 1

4

votes

1

answer

261

views

Problems with implementation of a band-stop filter on an MCU (dsPIC) using fixed-point arithmetic

dsp-core bandpass digital-filters fixed-point

Jan 19 '17 at 21:29 Gilles 2,456

8

votes

2

answers

9k

views

What is a $BT$ (Bandwidth-Time) product with reference to modulation?

modulation gaussian bandwidth fsk

Apr 16 '18 at 19:52 Gilles 2,456

1

vote

1

answer

318

views

Applying a Liftering function to an audio signal

signal-analysis audio mfcc

Jan 3 '17 at 11:08 Community♦ 1

7

votes

2

answers

959

views

Coherent Sampling And The Distribution Of Quantization Noise

fourier-transform noise sampling dft

Jan 3 '17 at 16:50 Maximilian Matthé 5,762

11

votes

4

answers

2k

views

DFT - Removing window effect in spectral domain with convolution

fft frequency-spectrum dft convolution

Jan 17 at 0:10 elena 151

2

votes

1

answer

430

views

A very basic question about processing high frequency signals

signal-analysis frequency

Dec 29 '16 at 15:27 MBaz 10.7k

3

votes

1

answer

342

views

Difference(relation?) between filter banks and wavelet decomposition

wavelet filter-bank decomposition

Dec 18 '16 at 13:02 Marcus Müller 18.8k

4

votes

1

answer

1k

views

Complex normal Gaussian noise

noise gaussian random

Dec 8 '16 at 11:08 Gilles 2,456

34

votes

6

answers

57k

views

Understanding the Matched Filter

filters digital-communications matched-filter

Oct 11 '18 at 23:07 ancha 1

2

votes

2

answers

165

views

Developing DSP software, am I 10 years too late?

project-ideas

Nov 15 '16 at 19:32 Omer 1

17

votes

6

answers

4k

views

Filter design by distributing poles and zeros on parametric curves

filter-design butterworth

May 19 '17 at 13:27 Olli Niemitalo 11.5k

2

votes

1

answer

534

views

Difference equations applied to DSP

linear-systems reference-request

Oct 29 '16 at 18:20 MBaz 10.7k

8

votes

2

answers

247

views

Does the inverse-CTFT exist for a dirac delta?

continuous-signals

Feb 23 '12 at 13:48 Hilmar 8,892

21

votes

2

answers

24k

views

Stationary vs non-stationary signals?

discrete-signals stationary

Jun 18 '18 at 13:28 rigsby 103

16

votes

2

answers

28k

views

How do I manually plot the frequency response of a bandpass Butterworth filter in MATLAB without freqz function?

matlab filters filter-design bandpass

Oct 15 '18 at 15:19 jojek♦ 9,729

17

votes

1

answer

22k

views

What is the phase and magnitude response of white noise?

fft noise python

Jun 18 '19 at 1:31 Peter K.♦ 18.7k

9

votes

3

answers

2k

views

Why does adding a time delayed version of a signal to itself create a filtered signal?

filters

Apr 30 '13 at 17:48 hotpaw2 31k

4

votes

1

answer

1k

views

How does this “simple filter” work?

filters infinite-impulse-response smoothing moving-average

Aug 24 '16 at 22:15 Gilles 2,456

4

votes

4

answers

2k

views

Negative result from filtering a positive signal with a band-pass filter

filters filter-design

Aug 19 '16 at 18:31 Community♦ 1

6

votes

2

answers

743

views

When modelling noise,how do they decide whether additive or multiplicative?

noise

Apr 21 '16 at 13:21 David 2,305

23

votes

3

answers

67k

views

Variance of White Gaussian Noise

noise power-spectral-density random-process

Jun 16 '18 at 19:08 Royi 14.8k

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Digital filter coefficients from low-pass to high-pass

Correct way to add AWGN to a signal

DAC and ADC architecture in SDRs

How to find the best Q format representation?

Why is no phase information lost when a received signal goes through a mixer?

What happens if we change the limits of integral in Fourier transform?

What will be the code for this following signal in MATLAB?

Calculating penalty to SNR for non-matched filter

Which transform most closely mimics the human auditory system?

Problems with implementation of a band-stop filter on an MCU (dsPIC) using fixed-point arithmetic

What is a $BT$ (Bandwidth-Time) product with reference to modulation?

Applying a Liftering function to an audio signal

Coherent Sampling And The Distribution Of Quantization Noise

DFT - Removing window effect in spectral domain with convolution

A very basic question about processing high frequency signals

Difference(relation?) between filter banks and wavelet decomposition

Complex normal Gaussian noise

Understanding the Matched Filter

Developing DSP software, am I 10 years too late?

Filter design by distributing poles and zeros on parametric curves

Difference equations applied to DSP

Does the inverse-CTFT exist for a dirac delta?

Stationary vs non-stationary signals?

How do I manually plot the frequency response of a bandpass Butterworth filter in MATLAB without freqz function?

What is the phase and magnitude response of white noise?

Why does adding a time delayed version of a signal to itself create a filtered signal?

How does this “simple filter” work?

Negative result from filtering a positive signal with a band-pass filter

When modelling noise,how do they decide whether additive or multiplicative?

Variance of White Gaussian Noise