Hottest Questions This Month

11 votes

6 answers

3k views

How can one design earplugs so that they provide protection from loud noises, such as explosions or gunfire, while still allowing user to hear voices?

Mark Omo

184

modified Aug 19 at 13:01

0 votes

4 answers

86 views

Why use white noise over an impulse signal (or vice versa) to understand how a system would behave?

M Zrull

21

answered Aug 28 at 18:30

1 vote

1 answer

237 views

Show that a sinusoidal is an eigenfunction of an LTI system

Matt L.

91.2k

modified Aug 26 at 6:13

2 votes

1 answer

189 views

Frequency resolution in STFT

Carl

480

modified Aug 26 at 7:05

2 votes

1 answer

221 views

How is causality in Laplace transform related to Fourier transform?

Matt L.

91.2k

modified 2 days ago

1 vote

1 answer

150 views

Mistake in Python implementation of Pisarenko's harmonic decomposition

Blupon

175

modified 8 hours ago

1 vote

1 answer

207 views

Audio mixing problem in cpp

lennon310

3,590

modified yesterday

1 vote

1 answer

143 views

Are all pass filters stable?

Hilmar

47k

answered yesterday

1 vote

1 answer

122 views

How does one find distinct signals in FFT transform log that have been produced by different transmitters?

Marcus Müller

32k

answered Aug 23 at 11:34

1 vote

2 answers

104 views

Reed-Solomon error count if errors cannot be corrected

Marcus Müller

32k

modified Aug 23 at 20:56

2 votes

1 answer

129 views

Pros and cons of ESPRIT versus MUSIC

Baddioes

1,469

answered Sep 2 at 14:51

1 vote

2 answers

77 views

matched filter for optimizing SNR and minimizing error probability in an AWGN channel

Dilip Sarwate

20.7k

modified Aug 17 at 13:34

1 vote

1 answer

118 views

Showing analytically that sampling exactly 1 period of a sinusoid yields a spectrum with no lobes in the DFT

Dan Boschen

53.8k

modified Sep 1 at 18:51

2 votes

1 answer

81 views

Complex cross-correlation: conjugate first or second argument?

lennon310

3,590

modified Aug 13 at 11:55

0 votes

1 answer

79 views

How can I convert a FFT transform value to UInt8array

JSmith

117

modified Aug 18 at 18:26

0 votes

2 answers

60 views

Relation between the damping ratio and the phase margin in 2nd order systems

Matt L.

91.2k

modified Sep 2 at 8:48

0 votes

2 answers

75 views

How Does Signal Crest Factor Influence SNR and Effective Resolution in ADCs?

Yair M

366

modified Aug 21 at 23:42

1 vote

3 answers

94 views

High Precision Measurement of Both Magnitude and Phase of Intermodulation Products

Dan Boschen

53.8k

modified Sep 7 at 20:37

0 votes

2 answers

57 views

Why $z = e^{jω}$ can be a constant a1 < 1 in the transfer function of a dsp?

Dan Boschen

53.8k

modified Aug 19 at 14:02

0 votes

2 answers

93 views

Why is Hann windowing identical to convolution with [-1/4, 1/2, -1/4] in the spectral domain?

empty-inch

3

modified Aug 19 at 5:40

1 vote

1 answer

72 views

SINAD and ENOB calculation

bb0667

174

modified Sep 4 at 5:58

1 vote

3 answers

92 views

Recreating the results shown in the following Figure: Textbook: DIGITAL SIGNAL PROCESSING IN MODERN COMMUNICATION SYSTEMS 2ed

Matt L.

91.2k

modified 2 days ago

2 votes

2 answers

43 views

Creating A FIR Filter From An IR or Room Calibration Data

Hilmar

47k

answered Aug 13 at 23:33

1 vote

2 answers

49 views

Fourier transform - connection between delaying $k$ steps as $e^{-jkω}$ and magnitude of the frequency $\omega$

Baddioes

1,469

answered Sep 2 at 4:41

0 votes

1 answer

61 views

Inter symbol interference

Dan Boschen

53.8k

modified Aug 25 at 20:37

0 votes

1 answer

46 views

Does the root mean square (RMS) value of the impulse response function (IRF) mean for something？

Marcus Müller

32k

answered Aug 24 at 10:31

2 votes

1 answer

56 views

Remove noise from detector signal to allow accurate area calculation of a section of the curve

Dan Boschen

53.8k

modified Aug 29 at 3:06

0 votes

1 answer

53 views

How are the baud rate and cutoff frequency related to each other?

RandyYates

36

modified Aug 22 at 13:53

2 votes

1 answer

64 views

A recursive filter without an infinite impulse response

lennon310

3,590

modified Sep 5 at 3:00

1 vote

0 answers

80 views

Digital signal processing from FMCW rangefinder

red15530

105

modified Aug 23 at 5:14

2 votes

1 answer

48 views

Kalman Filter to enforce constraints or norm penalization on kalman gain

CCC

123

modified Sep 2 at 0:24

0 votes

1 answer

60 views

Shannon Capacity Law Equation

Dilip Sarwate

20.7k

modified Aug 20 at 16:40

0 votes

1 answer

46 views

How can I model thermal noise in MATLAB?

Dan Boschen

53.8k

modified Aug 15 at 0:11

0 votes

1 answer

59 views

Why is the PSD of AWGN often represented as 𝑁_0/2 instead of just 𝑁_0? [duplicate]

Dilip Sarwate

20.7k

answered Aug 30 at 21:06

3 votes

1 answer

75 views

Kalman Filter and Generalized Least Squares

Royi

20.2k

modified 17 hours ago

0 votes

1 answer

45 views

Proving the frequency shifting property using duality

Matt L.

91.2k

modified Aug 19 at 17:41

0 votes

1 answer

74 views

What signal does a CW-Radar using I/Q send?

Dan Boschen

53.8k

modified Sep 7 at 20:40

1 vote

1 answer

55 views

What is the Wrap-Around Phenomenon in FFT?

Yair M

366

answered Aug 24 at 7:43

2 votes

0 answers

69 views

Is it possible to approximate a continuous signal using unevenly spaced samples?

Mohamed Moustafa

121

asked Aug 19 at 23:30

0 votes

0 answers

68 views

Side-lobe reduction in ground penetrating radars

Darinoos47

1

modified Aug 28 at 17:11

0 votes

1 answer

41 views

Computing Value of Discontinuity in Signal x(t)

Matt L.

91.2k

modified Aug 27 at 18:34

2 votes

1 answer

52 views

Do all phase quadrature signals form orthogonal pairs with their in-phase versions

Matt L.

91.2k

modified Aug 17 at 14:03

1 vote

1 answer

51 views

Communication Channel under Doppler effect

Marcus Müller

32k

modified Sep 2 at 13:41

0 votes

1 answer

48 views

Probability error of a binary PAM signaling

Dilip Sarwate

20.7k

answered Aug 19 at 19:53

1 vote

1 answer

47 views

Detect one or more threshold crossings in a sharply rising signal

Hilmar

47k

answered Aug 18 at 9:06

0 votes

1 answer

47 views

bit-accurate modelling of algorithm in python

Dan Boschen

53.8k

answered Aug 31 at 3:02

0 votes

1 answer

36 views

Does FFT filtering preserve the phase shift of a PSK signal?

Marcus Müller

32k

modified Aug 19 at 19:13

0 votes

1 answer

46 views

Cross Power Spectral Density of Three Signals?

Baddioes

1,469

answered Aug 17 at 3:05

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