To provide a vehicular acoustic control device capable of controlling a sound generated in a cabin of a vehicle to an optimum state for grasping a driving state according to a driver's accelerating intention.SOLUTION: Sound pressure distribution determination means 8 controls a frequency component of an engine sound, generated by in-cabin sound generation means 4, to a proper sound pressure distribution on the basis of a driver's accelerating intension determined by acceleration intention determination means 5. In the control of the sound pressure distribution, an emphasis frequency is made conspicuous through control of increasing a sound pressure difference between a sound pressure peak frequency (emphasis frequency) and a peripheral frequency as the accelerating intention increases, and control of increasing a gradient of the sound pressure distribution as the accelerating intention increases.SELECTED DRAWING: Figure 1

    【課題】車両の車室内に発生される音響を、運転者の加速意思に応じて運転状態の把握に最適な状態に制御し得る車両音響制御装置を提供する。【解決手段】車室内音発生手段4により発生されるエンジン音を、加速意思判定手段5により判定された運転者の加速意思に基づいて、音圧分布決定手段8により周波数成分を適切な音圧分布に制御する。音圧分布の制御においては、加速意思が大きくなるほど音圧ピーク周波数(強調周波数)と周辺周波数の音圧差を大きくする制御や、加速意思が大きくなるほど音圧分布の傾きを大きくする制御により、強調周波数を目立たせるようにする。【選択図】 図1


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    Title :

    VEHICULAR ACOUSTIC CONTROL DEVICE


    Additional title:

    車両音響制御装置


    Contributors:

    Publication date :

    2019-05-09


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    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 / H04R LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS , Lautsprecher, Mikrofone, Schallplatten-Tonabnehmer oder ähnliche akustische, elektromechanische Wandler



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