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Discussion Groups | Speech Coding
Technical discussions related to Speech Coding (all itu and other vocoders, ACELP, CELP, AMR, etc)
Need Info about Speech Codecs [2 Articles]
hibh...@gmail.com - Aug 29 2005
Hi,
I work for a Multimedia startup company. we are luking for speech codecs implemented on ARM9 platform for our end system.Can any one give some info abt good companies w... 
Number of ADPCM channels in E1 ??
saha...@yahoo.com - Aug 25 2005
Hi fellow
Im new comer . could anyone please help me out .
1 . how many channels are transmitted if we have compressed the voice channels in E1 with ADPCM with 40kbps, 32... AMR/G729 VADs as benchmark
smal...@yahoo.com - Aug 21 2005
Dear all,
I've downloaded the sourcecode for AMR speech codec (3GPP AMR reference ode).
This codec optionally uses one of the 2 VADs defined in the standard.
I wanted some... Special Announcement: GSPx 2005
Webmaster - Aug 9 2005
GSPx is the major (digital and analog) signal processing technology
forum and product exposition covering DSPs, mixed-signal and analog
products, EDA tools, software and app... Re: PLC for g723.1 vocoder
bada...@yahoo.com - Jul 27 2005
You can go for ITU-T G.723.1 (11/96), and Annexxe A from 3gpp.org
Thanks
... MELP: peakiness thresholds
Ilya Druker - Jul 21 2005
Ladies & Gentlemen
The additional criterion for voicing measure in MELP is peakiness. For
r=1.4 the voicing in the first band is set 1 (strong voicing), for
r=1.6 the v... augmented codebook construction in iLBC
jiaq...@yahoo.com - Jul 13 2005
Dear all,
I am wondering why, in iLBC, the augmented codebook is constructed in such a way as described in RFC3951. The base and expanded codebooks together model periodici... g711 VAD [2 Articles]
merln101 - Jul 7 2005
Anyone can help finding code for g711 VAD calculation/energy
calculation ?
Many thanks
Marly
... transmitting phase spectrum in MELP? [3 Articles]
Ilya Druker - Jun 29 2005
Ladies & Gentlemen
I encountered the problem of transmission of music by MELP codec. MELP
is intended for coding human speech, so it is not surprising that the
quality ... Help need on LPC10e and CELP matlab code
francisspeech - Jun 29 2005
Dear all,
I was trying to download the LPC10e and CELP matlab code from
www.cysip.com (under "useful DSP links"), but somehow the fill form
doesn't work for me. I am wo...