METHOD AND APPARATUS FOR TRANSMITTING SPEECH DATA TO A REMOTE DEVICE IN A DISTRIBUTED SPEECH RECOGNITION SYSTEM

A method of transmitting speech data to a remote device in a distributed speech recognition system, comprising the steps of: - dividing an input speech signal into frames; - calculating, for each frame, a voice activity value representative of the presence of speech activity in said frame; - groupin...

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Main Authors ETTORRE, DONATO, SPAGNOLO, ROBERTO, COLLOTTA, IVANO SALVATORE, FODRINI, MAURIZIO, GALLO, PIERLUIGI
Format Patent
LanguageEnglish
French
Published 21.04.2015
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Abstract A method of transmitting speech data to a remote device in a distributed speech recognition system, comprising the steps of: - dividing an input speech signal into frames; - calculating, for each frame, a voice activity value representative of the presence of speech activity in said frame; - grouping the frames into multiframes, each multiframe comprising a predetermined number of frames; - calculating, for each multiframe, a voice activity marker representative of the number of frames in said multiframe representing speech activity; and - selectively transmitting, on the basis of said voice activity marker associated to each multiframe, said multiframes to said remote device. La présente invention concerne un procédé conçu pour transmettre des données vocales à un dispositif à distance dans un système de reconnaissance vocale réparti. Ce procédé consiste à diviser un signal vocal d'entrée en trames, à calculer, pour chaque trame, une valeur d'activité vocale représentant la présence d'une activité vocale dans ladite trame, à grouper les trames en multitrames, chaque multitrame comprenant un nombre prédéfini de trames, à calculer, pour chaque multitrame, un marqueur d'activité vocale représentant le nombre de trames dans la multitrame représentant l'activité vocale, puis, sur la base du marqueur d'activité vocale associé à chaque multitrame, à transmettre de manière sélective lesdites multitrames au dispositif à distance.
AbstractList A method of transmitting speech data to a remote device in a distributed speech recognition system, comprising the steps of: - dividing an input speech signal into frames; - calculating, for each frame, a voice activity value representative of the presence of speech activity in said frame; - grouping the frames into multiframes, each multiframe comprising a predetermined number of frames; - calculating, for each multiframe, a voice activity marker representative of the number of frames in said multiframe representing speech activity; and - selectively transmitting, on the basis of said voice activity marker associated to each multiframe, said multiframes to said remote device. La présente invention concerne un procédé conçu pour transmettre des données vocales à un dispositif à distance dans un système de reconnaissance vocale réparti. Ce procédé consiste à diviser un signal vocal d'entrée en trames, à calculer, pour chaque trame, une valeur d'activité vocale représentant la présence d'une activité vocale dans ladite trame, à grouper les trames en multitrames, chaque multitrame comprenant un nombre prédéfini de trames, à calculer, pour chaque multitrame, un marqueur d'activité vocale représentant le nombre de trames dans la multitrame représentant l'activité vocale, puis, sur la base du marqueur d'activité vocale associé à chaque multitrame, à transmettre de manière sélective lesdites multitrames au dispositif à distance.
Author GALLO, PIERLUIGI
FODRINI, MAURIZIO
SPAGNOLO, ROBERTO
COLLOTTA, IVANO SALVATORE
ETTORRE, DONATO
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DocumentTitleAlternate PROCEDE ET APPAREIL PERMETTANT DE TRANSMETTRE DES DONNEES VOCALES A UN DISPOSITIF A DISTANCE DANS UN SYSTEME DE RECONNAISSANCE VOCALE REPARTI
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Snippet A method of transmitting speech data to a remote device in a distributed speech recognition system, comprising the steps of: - dividing an input speech signal...
SourceID epo
SourceType Open Access Repository
SubjectTerms ACOUSTICS
MUSICAL INSTRUMENTS
PHYSICS
SPEECH ANALYSIS OR SYNTHESIS
SPEECH OR AUDIO CODING OR DECODING
SPEECH OR VOICE PROCESSING
SPEECH RECOGNITION
Title METHOD AND APPARATUS FOR TRANSMITTING SPEECH DATA TO A REMOTE DEVICE IN A DISTRIBUTED SPEECH RECOGNITION SYSTEM
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