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Discussion Groups | Audio Signal Processing
Technical discussions related to Audio Signal Processing (digital effects, acoustics, noise reduction, musical signal processing, etc).
week signal detection
ceti...@yahoo.com - Jul 16 2008
i have a voice clip and i want to detect total silent intervals.I am so confused. I hope you help me. For exmple i want to do like this:
[x,fs]=wavread('x.wav');
% i want to ... 
Mixing down from multiple input sources [5 Articles]
"d.abc51" - Jul 13 2008
Hi all, I'm trying to code a program that can mix together multiple
PCM wav files into a single output. It is essentially a sequencer, and
works fine at points in the sequence wh... Suggestions on how to find frequency of splashes (swimmer) in water using audio [2 Articles]
forthefunlulz - Jul 11 2008
Hi,
I am new to DSP and such, and I was wondering if you guys/gals can
give me any suggestions on hardware and software tools which can allow
me to plot the frequency of splas... wav file splitter [4 Articles]
cetintozkoparan - Jul 9 2008
Hi all,
I have a mixed wav file is consist of different voices. For example, a
person is speaking and at the same time, there is playing a song on
the background of speaker. I... Fixed Beamformer doubt
nity...@gmail.com - Jul 7 2008
Hello friends,
I am using a fixed beamformer to filter an array of microphones but I have tried it many times & not getting positive result. Please reply to my problem as soon a... Sound level in Simulink
dumitrupop - Jul 3 2008
Hello,
I have a question about finding the sound level using a sound card or
a generic A/D card supported by Mathlab and Simulink.
The steps are:
1. Get the live signal
2. Di... audio coding
kaushik_l - Jun 23 2008
Hello everyone,
I am new to audio encoding. I have a very fundamental doubt. Can some
one please explain me the difference in the nature of coding between a
coding format th... Twist and power level checks for DTMF detector using Goertezel
bori...@abv.bg - Jun 19 2008
Hi all,
I have developed a DTMF detector using Goerzel algorithm.
The detector is based on a the one published by Phrack (http://www.phrack.org/issues.html?issue=50&id=13).
... DSP kit [2 Articles]
MC - Jun 18 2008
First of all sorry for this email if someone thinks of it as a spam or a sale poster
but I thought this would be a good forum for someone to benefit from
this development board.
... Envelope detector C code
eyal...@bezeqint.net - Jun 18 2008
Hi
I would like to implement in C an envelope detector filter.
The input is a WORD (16 bit) array representing the voice echo signal of a transducer transmitting in 50 KHz (what ...