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AVPC-Subband Coding System for Speech Encoding

Authors :
Universitat Politècnica de Catalunya. Departament de Teoria del Senyal i Comunicacions
Universitat Politècnica de Catalunya. VEU - Grup de Tractament de la Parla
Masgrau Gómez, Enrique José
Mariño Acebal, José Bernardo
Rodríguez Fonollosa, José Adrián
Salavedra Molí, Josep
Universitat Politècnica de Catalunya. Departament de Teoria del Senyal i Comunicacions
Universitat Politècnica de Catalunya. VEU - Grup de Tractament de la Parla
Masgrau Gómez, Enrique José
Mariño Acebal, José Bernardo
Rodríguez Fonollosa, José Adrián
Salavedra Molí, Josep
Publication Year :
1987

Abstract

The combination of Vector Quantization (VQ) and predictive techniques -named AVPC systems- has been shown as interesting systems for speech waveform coding at medium-high rates (ref. 1 to 3). In this work we present a such system including a previous four subbbands splitting. This allows good quality of speech at low-medium rates (1-1.25 bits/sample). A comparative study show that the AVPC-SBC outperforms the simple AVPC coder.<br />Peer Reviewed<br />Postprint (published version)

Details

Database :
OAIster
Notes :
4 p., application/pdf, English
Publication Type :
Electronic Resource
Accession number :
edsoai.ocn947260021
Document Type :
Electronic Resource