To provide an acoustic device and an acoustic control method that can perform proper surround reproduction according to a sound source signal.SOLUTION: An acoustic device comprises a separation part and an output control part. The separation part separates a predetermined sound source signal which requires no additional processing for pseudo reverberant sound from the sound source signal, and then removes the separated predetermined sound source signal from the sound source signal. The output control part applies a filter for generating a pseudo reverberant sound to the sound signal having the predetermined sound source signal removed by the separation part, and outputs the resulting signal.SELECTED DRAWING: Figure 1A

    【課題】音源信号に応じた適切なサラウンド再生を行うことができる音響装置および音響制御方法を提供する。【解決手段】実施形態の一態様に係る音響装置においては、分離部と、出力制御部とを備える。分離部は、音源信号から疑似的な疑似残響音の付加処理が不要な所定音源信号を分離し、分離された所定音源信号を音源信号から除去する。出力制御部は、分離部によって所定音源信号が除去された音源信号に対し、疑似残響音を生成するためのフィルタを適用して出力する。【選択図】図1A


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    Titel :

    ACOUSTIC DEVICE AND ACOUSTIC CONTROL METHOD


    Weitere Titelangaben:

    音響装置および音響制御方法


    Beteiligte:
    SAKAMOTO KOJI (Autor:in)

    Erscheinungsdatum :

    2023-01-25


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    G10K Tonerzeugungsvorrichtungen , SOUND-PRODUCING DEVICES / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / H04S Stereophone Systeme , STEREOPHONIC SYSTEMS



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