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ITU-T Recommendation G.729 Annex B: a silence compression scheme for use with G.729 optimized for V.70 digital simultaneous voice and data applications
This article describes Annex B to ITU-T Recommendation G.729. Annex B defines a low-bit-rate silence compression scheme designed and optimized to work in conjunction with both the full version ofExpand
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Design and description of CS-ACELP: a toll quality 8 kb/s speech coder
TLDR
This paper describes the 8 kb/s speech coding algorithm G.729 which has been standardized by ITU-T. Expand
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ITU-T coders for wideband, superwideband, and fullband speech communication [Series Editorial]
TLDR
This section of the magazine presents recent algorithms developed by the ITU to provide high quality coding beyond traditional narrowband telephony. Expand
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Algorithme de quantification vectorielle sphérique à partir du réseau de Gosset d’ordre 8
RésuméLes connaissances sur les réseaux réguliers de points trouvent leurs applications aussi bien dans la conception d’un quantificateur de formes d’ ondes que dans la sélection d’un jeu de signauxExpand
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Description Of The Proposed ITU-T 8 Kb/S Speech Coding Standard
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Baseband speech coding at 2400 bps using "Spherical vector quantization"
TLDR
This paper concerns a new Quantization Scheme for efficient encoding of waveforms below or about one bit per sample. Expand
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A 16, 24, 32 kbit/s wideband speech codec based on ATCELP
TLDR
A new codec structure called ATCELP, which is based on a combination of Subband-CELP and ATC techniques, has been proposed for the coding of wideband speech and music at 16, 24, and 32 kbit/s. Expand
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Low-cost smart transcoding algorithm between ITU-T G.729 (8 kbit/s) and 3GPP NB-AMR (12.2 kbit/s)
TLDR
A novel and computationally efficient method is described here for the fixed codevectors. Expand
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Fast CELP coding based on the Barnes-Wall lattice in 16 dimensions
TLDR
The authors present an algebraic code-excited linear prediction (CELP) speech coder where the innovation codebook comes from the first spherical code of the Barnes-Wall lattice in 16 dimensions. Expand
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A comparison of some algebraic structures for CELP coding of speech
  • J. Adoul, C. Lamblin
  • Mathematics, Computer Science
  • ICASSP '87. IEEE International Conference on…
  • 1 April 1987
TLDR
The paper discusses how binary error-correcting codes can be used to provide (+1/-1)-waveform codebooks that speed up search in CELP vocoders. Expand
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