User gpuguy

7

15

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5

answers

12k

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FFT of sine wave not coming as expected i.e single point

fft

May 31 '17 at 12:06 hotpaw2 31.9k

4

15

votes

1

answer

28k

views

Converting frequency from $\textrm{Hz}$ to radians-per-sample

matlab sampling

Sep 2 '16 at 20:59 Gilles 3,042

7

15

votes

4

answers

24k

views

Extracting frequencies from FFT

fft fourier-transform

Apr 25 '14 at 21:15 John Mower 11

5

12

votes

3

answers

11k

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Can we have a Digital Anti Aliasing filter?

filters sampling filtering

Jun 15 at 16:14 Matt L. 72.9k

3

12

votes

3

answers

1k

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How do I get started with Wavelets

wavelet reference-request

May 29 '13 at 19:22 Community♦ 1

2

9

votes

5

answers

9k

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What is the exact meaning of unstable system in DSP?

infinite-impulse-response

Sep 10 '16 at 8:04 Gilles 3,042

3

9

votes

1

answer

12k

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Symmetry of real and imaginary parts in FFT [duplicate]

fft dft

Apr 18 '13 at 10:34 Deve 3,951

6

votes

2

answers

7k

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Periodicity property of DFT in time and frequency domain

matlab dft

May 2 '13 at 11:49 Peter K.♦ 19.2k

4

votes

5

answers

10k

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Is this system an FIR filter or an IIR filter?

filters

Sep 30 '17 at 15:59 lennon310 3,420

4

votes

2

answers

1k

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Optimizing FFT code for 12 bit processing on microcontroller

fft

Apr 25 '13 at 8:57 pichenettes 18.7k

4

votes

1

answer

1k

views

Dynamically changing cut-off and sampling frequency of a digital filter

filters filter-design sampling

Apr 20 '13 at 14:12 Peter K.♦ 19.2k

3

votes

1

answer

314

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Trying to understand WAVELET TRANSFORM Frequncy-Time diagram

wavelet

Apr 18 '14 at 16:39 rwolst 321

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3

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1

answer

770

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Frequency response of Low pass filter and High pass filter

frequency-response filtering

Mar 19 '13 at 18:12 Serge 557

2

votes

2

answers

3k

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Sampling a Unit step function

sampling

Sep 30 '17 at 10:24 Fat32 24.6k

2

votes

1

answer

262

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How to prove that Dilution of a time domain signal results in duplication in Frequncy domain?

fft dft

Nov 7 '13 at 17:17 Marcin Pietrzycki 21

2

votes

2

answers

159

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Do I need to worry about synchronization in a digital signal processor?

dsp-core

Mar 8 '13 at 9:52 gpuguy 1,320

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vote

4

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3k

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Filter Coefficients in MATLAB are always float data type

filters matlab

Oct 5 '17 at 3:40 pastro 1

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vote

1

answer

2k

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Interpreting Coefficients from wavelet

wavelet

Jun 3 '13 at 22:27 jiihaa 21

1

vote

1

answer

494

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Avoiding padding during FFT calculation

fft

Jan 24 '13 at 10:05 Deve 3,951

0

votes

0

answers

19k

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Low pass filtering using MATLAB; passing frequency in Hz

matlab filters

Oct 11 '17 at 17:14 Mollah Khokon Ali 1

0

votes

0

answers

276

views

State of the art in Cancer tumour detection using Digital image processing algorithms

image-processing image-segmentation

Jun 9 '13 at 18:42 Elad Walach 335

0

votes

2

answers

2k

views

Low cost DSP development kit

dsp-core

Apr 1 '13 at 16:47 Peter K.♦ 19.2k

0

votes

1

answer

81

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Using phase information to extract sample values

discrete-signals phase

Feb 5 '13 at 13:24 Dilip Sarwate 16.9k

0

votes

0

answers

78

views

Trying to understand whether digital signals help in better bandwidth utilisation or not

sampling

Jan 30 '13 at 8:53 gpuguy 1,320

0

votes

1

answer

285

views

Implementing IIR filter using FSM

filters filter-design

Jan 7 '13 at 5:09 user2718 2,166

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25 Questions

FFT of sine wave not coming as expected i.e single point

Converting frequency from $\textrm{Hz}$ to radians-per-sample

Extracting frequencies from FFT

Can we have a Digital Anti Aliasing filter?

How do I get started with Wavelets

What is the exact meaning of unstable system in DSP?

Symmetry of real and imaginary parts in FFT [duplicate]

Periodicity property of DFT in time and frequency domain

Is this system an FIR filter or an IIR filter?

Optimizing FFT code for 12 bit processing on microcontroller

Dynamically changing cut-off and sampling frequency of a digital filter

Trying to understand WAVELET TRANSFORM Frequncy-Time diagram

Frequency response of Low pass filter and High pass filter

Sampling a Unit step function

How to prove that Dilution of a time domain signal results in duplication in Frequncy domain?

Do I need to worry about synchronization in a digital signal processor?

Filter Coefficients in MATLAB are always float data type

Interpreting Coefficients from wavelet

Avoiding padding during FFT calculation

Low pass filtering using MATLAB; passing frequency in Hz

State of the art in Cancer tumour detection using Digital image processing algorithms

Low cost DSP development kit

Using phase information to extract sample values

Trying to understand whether digital signals help in better bandwidth utilisation or not

Implementing IIR filter using FSM