User gpuguy - Signal Processing Stack Exchange

gpuguy

Member for 10 years
Last seen more than 2 years ago

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25 Questions

Score Activity Newest Views

16 votes

1 answer

32k views

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

matlab sampling

asked Feb 20, 2013 at 9:40

15 votes

4 answers

26k views

Extracting frequencies from FFT

fft fourier-transform

asked Jul 6, 2012 at 16:37

15 votes

5 answers

13k views

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

fft

asked Apr 11, 2013 at 8:57

12 votes

3 answers

12k views

Can we have a Digital Anti Aliasing filter?

filters sampling filtering

asked May 20, 2013 at 8:23

12 votes

3 answers

1k views

How do I get started with Wavelets

wavelet reference-request

asked May 29, 2013 at 6:36

9 votes

1 answer

13k views

Symmetry of real and imaginary parts in FFT [duplicate]

fft dft

asked Apr 18, 2013 at 9:24

9 votes

5 answers

10k views

What is the exact meaning of unstable system in DSP?

infinite-impulse-response

asked Feb 26, 2013 at 10:16

6 votes

2 answers

8k views

Periodicity property of DFT in time and frequency domain

matlab dft

asked Apr 2, 2013 at 9:50

4 votes

2 answers

2k views

Optimizing FFT code for 12 bit processing on microcontroller

fft

asked Apr 25, 2013 at 7:01

4 votes

5 answers

10k views

Is this system an FIR filter or an IIR filter?

filters

asked Mar 19, 2013 at 13:16

4 votes

1 answer

2k views

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

filters filter-design sampling

asked Mar 21, 2013 at 8:02

3 votes

1 answer

958 views

Frequency response of Low pass filter and High pass filter

frequency-response filtering

asked Mar 19, 2013 at 5:39

3 votes

1 answer

315 views

Trying to understand WAVELET TRANSFORM Frequncy-Time diagram

wavelet

asked May 29, 2013 at 6:08

2 votes

1 answer

287 views

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

fft dft

asked Apr 4, 2013 at 11:12

2 votes

2 answers

181 views

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

dsp-core

asked Mar 7, 2013 at 18:02

2 votes

2 answers

4k views

Sampling a Unit step function

sampling

asked Jan 29, 2013 at 11:32

1 vote

1 answer

528 views

Avoiding padding during FFT calculation

fft

asked Jan 24, 2013 at 7:58

1 vote

4 answers

3k views

Filter Coefficients in MATLAB are always float data type

filters matlab

asked Feb 28, 2013 at 9:57

1 vote

1 answer

2k views

Interpreting Coefficients from wavelet

wavelet

asked Jun 3, 2013 at 8:51

0 votes

0 answers

19k views

Low pass filtering using MATLAB; passing frequency in Hz

matlab filters

asked Jun 9, 2013 at 9:51

0 votes

2 answers

2k views

Low cost DSP development kit

dsp-core

asked Feb 28, 2013 at 8:39

0 votes

0 answers

78 views

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

sampling

asked Jan 29, 2013 at 14:15

0 votes

1 answer

81 views

Using phase information to extract sample values

discrete-signals phase

asked Feb 5, 2013 at 4:25

0 votes

1 answer

312 views

Implementing IIR filter using FSM

filters filter-design

asked Jan 6, 2013 at 8:04

0 votes

0 answers

277 views

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

image-processing image-segmentation

asked May 4, 2013 at 7:42