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DSP Discussion Groups & Forums


From here, you can access several active DSP related Discussion Groups & Forums that are meant to facilitate the exchange of information between DSP engineers and DSP researchers. You can subscribe to one or several discussion groups with confidence, as all groups are moderated and you can unsubscribe at any moment very easily.

Comp.DSP | Analog Devices DSPs | Audio Signal Processing | TMS320C28x | TMS320C3x | TMS320C54x | TMS320C55x | TMS320C6x | Code-Composer | Echo Cancellation | TMS320C24x | DSP & FPGA | Image Signal Processing | Matlab DSP | Freescale DSPs | Speech Recognition | Speech Coding | TI Sitara, OMAP, Stellaris, etc. |

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Weighted overlap add question
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Posted by sed_y in Comp.DSP on Sep 15 2014
Weighed overlap add Filterbank structure is often used in speech coding. (https://www.onsemi.com/site/pdf/Filtering_Hearing_Ai.pdf) I have basic question with respect to analys... Weighted overlap add question

software anti-aliasing filter.   [19 Articles]
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Posted by in Comp.DSP on Sep 15 2014
Hey guys, I designed a system to acquire certain physiological signals and recorded these signals using a data acquisition card (agilent u2531a specifically). the problem is whe... software anti-aliasing filter.

Principle or Principal? That is the Question.   [24 Articles]
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Posted by in Comp.DSP on Sep 15 2014
This is not a criticism directed at anybody here. I have been known to use the wrong word occasionally or misspell words. I could not live without a spell checker, but my spell che... Principle or Principal? That is the Question.

Accuracy of frequency determination from FFT on ADC samples   [13 Articles]
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Posted by Dirk Bruere at NeoPax in Comp.DSP on Sep 15 2014
In practice, I have an approximate frequency of 125kHz that I need to measure accurately. Since I am already grabbing 2048 sample chunks at 500uS intervals and doing FFTs the quest... Accuracy of frequency determination from FFT on ADC samples

Bessel filter: What am I doing wrong?   [4 Articles]
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Posted by Peter Mairhofer in Comp.DSP on Sep 13 2014
Hi, A bessel filter should have nearly constant group delay up to a certain frequency. In my case, this should be fs0MHz. What am I doing wrong with this MATLAB code? se... Bessel filter: What am I doing wrong?

A simple algebra quiz problem   [25 Articles]
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Posted by Rick Lyons in Comp.DSP on Sep 10 2014
Hi Guys, I was attempting to derive an equation for the frequency response of a digital filter. In my derivation I obtained one term in my equation that took the form o... A simple algebra quiz problem

More experimentation with single photo 2D -> 3D & other inverse problems in 1D/2D/3D DSP. YouTube demos.
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Posted by in Comp.DSP on Sep 9 2014
This is really meant as the latest in a series I posted over irregular intervals since last summer, in which I'm going to try and explain some of the tricks used and call out some ... More experimentation with single photo 2D -> 3D & other inverse problems in 1D/2D/3D DSP. YouTube demos.

Modeling Issues (difference equation to Laplace)   [8 Articles]
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Posted by Modeling in Comp.DSP on Sep 9 2014
First off, Hello all. I am new here. I have been working on a project for some time and have came to a point where I am stuck. I have researched some technical papers and can no... Modeling Issues (difference equation to Laplace)

Comparing several Correlation Functions   [4 Articles]
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Posted by patbangert in Comp.DSP on Sep 9 2014
Hi Folks, I have one dependent variable y that I think depends upon several independent variables x_i each with an unknown timelag. Now I can use the correlation function betw... Comparing several Correlation Functions

alarming aliteration   [9 Articles]
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Posted by tim in Comp.DSP on Sep 8 2014
Seven sleepy six-sigma supervisors sauntered slowly. It just came to me, I had to broadcast it. -- www.wescottdesign.com ... alarming aliteration
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