Audio Signal Processing Apparatus and Audio Signal Processing Method

Appareil de traitement de signal audio et procédé de traitement de signal audio

Vorrichtung und Verfahren zur Audiosignalverarbeitung

Abstract

An audio signal processing apparatus includes: a test signal supply unit to supply a test signal to each speaker of a multi-channel speaker including a center speaker and others; a speaker angle calculation unit to calculate an installation angle of each speaker with an orientation of a microphone as a reference, based on test audio output from each speaker and collected by the microphone; a speaker angle determination unit to determine an installation angle of each speaker with a direction of the center speaker from the microphone as a reference, based on the installation angle of the center speaker and the installation angles of the other speakers with the orientation of the microphone as a reference; and a signal processing unit to perform correction processing on an audio signal based on the installation angles of the speakers with the direction of the center speaker from the microphone as a reference.

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    WO-2013150374-A1October 10, 2013Sonarworks Ltd.Optimisation de systèmes audio
    WO-2014007911-A1January 09, 2014Qualcomm IncorporatedÉtalonnage d'un dispositif de traitement de signaux audio
    WO-2014151857-A1September 25, 2014Tiskerling Dynamics LlcBalise acoustique pour transmettre l'orientation d'un dispositif
    WO-2016118327-A1July 28, 2016Qualcomm IncorporatedSystème et procédé de contrôle de la sortie d'une pluralité de dispositifs de sortie audio