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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).
Please help how to handle Bit Reserviour in MP3
RAMESH NAIDU - Sep 25 2006
HI All
I am working mp3 audio decoder and i am confused how to handle Bit Reserviour when main_data!=0. For how many frames does main_data of one frame can spread typically... 
help required on how to get started with designing of filter banks.
sathi bhonsle - Sep 14 2006
Hi all,
I wanted to get started with the design of digital filter banks.
could anyone suggest me as how should i start this, with the knowledge of digital filters.Am a... Window for STFT analysis of low SNR signals [4 Articles]
prze...@wp.pl - Sep 11 2006
Hello,
My question concerns the windowing in the STFT analysis. I deal with some specific signals, i.e. archival recording, which have poor SNR - around 20 or 30dB. Thus I wonde... appearance of new frequencies in the mp3 output
shameedsait - Sep 8 2006
Hi all, I low-pass filtered a wav file so that there was no component
above 16 kHz. But the mp3 file file I got after encoding the low-pass
filtered wav file using lame encoder... Problem in DPL2X
gvgr...@yahoo.com - Sep 8 2006
Hi,
I am working on DPL2X and side function is performed for every 8 samples.
Is this processing fixed for 8 samples or can we do it different sample count(i.e. 32 or 128 etc.)... Generating Chirp/LFM by using IIR filters [2 Articles]
keta...@gmail.com - Sep 5 2006
Help needed in designing chirp generator and pulse compressor using iir filters (this amounts to using an IDT, I guess).
I want to generate chirp using an IIR filter.
I want... Perceptual Weighting Filter in AMR-WB
#ARIJIT BISWAS# - Aug 29 2006
Dear Members of the List:
I have a question regarding the "perceptual weighting filter" used in the AMR-WB (also in the AMR-WB+) codec that is standardized in 3GPP and ITU.
Ple... Linear Prediction Coding in Speech Synthesis [2 Articles]
mastershaikh - Aug 28 2006
Hi,
I am using Linear prediction coding technique for my speach synthesizer
here is the process i am using.
I pass my speech samples to autocorrelation function to get
aut... Re: Digest Number 442
Andrew Nesterov - Aug 24 2006
Hi PrzeM,
Yes, it is very possible to calculate the window-modified spectrum,
which is a convolution of the data spectrum and the window spectrum.
However, the temporal wind... Beamforming
n4hasson - Aug 24 2006
I'm new to the speech recognition,
I'm involving in a research in audio + video data,
I have a file with audio data that came from a microphone
array with 64 channels,
I'm look...