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Technical discussions related to Speech Coding (all itu and other vocoders, ACELP, CELP, AMR, etc)
Quantization of LSP /G.729 [3 Articles]
wnit...@yahoo.com - Aug 24 2006
hi all,
G.729 recommendation states:-to predict the values of LSF a 4th oreder MA is used.Two predictions are possible .the encoder chooses which one to use and indices it... 
Compression In G.729 [11 Articles]
bine...@gmail.com - Aug 22 2006
Hi all,
Now I am working with ITU-T's G.729 recommentation. I have one doubt.As you know In G.729 Codec the compression rate is 1/8. But here in 10 ms, 80 words(160 bytes) a... G.729 Decoder Output [4 Articles]
bine...@gmail.com - Aug 10 2006
Hi All,
Now I am working with ITU-T's G.729 Recommendation.My input to encoder is one .wav file and got .bit file as output. Then I gave this .bit file as input to the Decode... AMR-fix Point- NB Data rate mismatching [2 Articles]
raghus - Aug 7 2006
Hi,
Plz help me to use AMR Fxd Point NB codec for VoIP application on
Pocket PC. Source code is downloaded from 3GPP & Tested with 3GPP test
vector.
But its not giving proper... [DAFx-06] Registration: early-bird rate deadline is August 07, 2006
v_verfaille - Aug 4 2006
Apologies for multiple posting.
Dear colleague,
Registration for the DAFx-06 conference is open. Detailed information
and registration form can be found at:
http://www.d... G726 testing [3 Articles]
vija...@yahoo.co.in - Jul 27 2006
Hi All,
I am using reference G.726 code of ITU software tool library. I am now testing the code using VC++. It is said that the reference code takes A-law or Mu-law coded input an... Test sequences for AMR Codec usage [2 Articles]
hazzyb4u - Jul 14 2006
Hi Everybody
I am working with the code Downloaded from 3GPP AMR Floating-point
Speech Codec (TS 26.104)..
i am looking at the Test sequences for AMR(3GPP TS 06.74 V7.3.0 )... Low Bit Rate (Less than 2.4 kbps) Vocoder
shahram heidari - Jul 13 2006
Dear friends
I am looking for fixed point C source code of a
vocoder in 1200, 800 or 600 bps. is there any one to
help me?
BR,
Shahram
... Computationally Efficient LPC Coefficients Estimation Methods
kart...@yahoo.co.in - Jul 11 2006
Hi All,
I am a new member of this group. I am doing my MTech from NIT Warangal. I am trying to implement LPC Coefficients Estimation in fixed point arithmetic and looking for a ... Bit-rate: wideband & narrowband
#ARIJIT BISWAS# - Jun 26 2006
Dear List:
I was reading the book, "Speech Coding and Synthesis" by Kleijn & Paliwal.
In page 445, from the table we see that for scalar quantization of the reflection coeffici...