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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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IIR Coefficient Calculation   [22 Articles]
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Posted by ger_lough in Comp.DSP on Apr 24 2014
I am having difficulty finding any info on how to calculate digital IIR filter coefficients. I know this can be done in MATLAB, for example, but I am interested in changing IIR spe... IIR Coefficient Calculation

Mapping out subregions of neighbors in a matrix and calculating center of mass for each sub-region
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Posted by Mauritz Jameson in Comp.DSP on Apr 24 2014
I have been presented with a problem which involves the following: 1. Given an MxN matrix with some values. 2. Given a threshold value T PROBLEMS - Identify sub-regions... Mapping out subregions of neighbors in a matrix and calculating center of mass for each sub-region

multi-channel leslie   [8 Articles]
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Posted by mnentwig in Comp.DSP on Apr 24 2014
Hi, the sound of a Leslie is hard to imitate in stereo as it's' spatial: The beam of the horn gets reflected by the environment, bounces off walls and the like. Now has anybody... multi-channel leslie

DSK6713 Accessing a valid address   [6 Articles]
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Posted by miha...@yahoo.com in TMS320C6x on Apr 22 2014
First of all hello. I'm new here. I am using the DSK 6713 and I have to access a valid address to get a value from there on which to do some bit operations. My question is how ... DSK6713 Accessing a valid address

How many ways to orient a cube -- check my math   [4 Articles]
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Posted by Tim Wescott in Comp.DSP on Apr 22 2014
Imagine I have a table, a compass, and one cube. On this cube is marked out the 3-D Cartesian coordinate system: x, y, z, with z oriented per the right-hand rule. Now imagi... How many ways to orient a cube -- check my math

OT. How to become a forensic audio expert   [9 Articles]
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Posted by in Comp.DSP on Apr 22 2014
Step 1 Buy adobe audition Step 2 Mix white noise together with a beeping sound Step 3 Run the built- in noise removal program Step 4. Appear multiple times on... OT. How to become a forensic audio expert

Filtfilt in frequency domain   [2 Articles]
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Posted by Ashwin in Comp.DSP on Apr 22 2014
Let me give you a premise to the problem, which may help you appreciate my = intentions for getting filtfilt done in the freq domain.=20 I have a time signal that is being acqu... Filtfilt in frequency domain

Digital ButterWorth Filter Design   [4 Articles]
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Posted by jeeva123 in Comp.DSP on Apr 22 2014
Hi All, I am working in Digital ButterWorth filter design. I am using Fourth-order, zero-lag filter design. The Coeffecients calculation by using formula dCutoff2... Digital ButterWorth Filter Design

Convert to higher sample rate   [69 Articles]
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Posted by B in Comp.DSP on Apr 21 2014
Any opinions on the easiest way to convert an audio track to a higher sample rate? Mostly likely x2 or x4. It occurred to me that it could be done with FFT, then 'resample' but... Convert to higher sample rate

the 0th and 1st derivative of a scary function   [76 Articles]
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Posted by robert bristow-johnson in Comp.DSP on Apr 20 2014
in case anybody wonders why my participation might be a little spotty of late, take a look at this function of time: http://waterdata.usgs.gov/vt/nwis/uv?dd_cd=3D03&format=3D... the 0th and 1st derivative of a scary function
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