To provide an active noise reduction device capable of adjusting a parameter used for generating a cancel signal.SOLUTION: An active noise reduction device 40 includes: a signal processing part 41 which generates a cancel signal for outputting cancel sound for reducing noise in a space in a vehicle 50; and a communication part 42 for receiving a change request requesting that a parameter related to generation of the cancel signal be changed to a user-specified parameter which a user specifies. The signal processing part 41 generates the cancel signal by using the user-specified parameter based on the received change request.SELECTED DRAWING: Figure 1

    【課題】キャンセル信号を生成するために用いられるパラメータを調整することができる能動騒音低減装置を提供する。【解決手段】能動騒音低減装置40は、車両50内の空間における騒音を低減するためのキャンセル音を出力するためのキャンセル信号を生成する信号処理部41と、キャンセル信号の生成に関するパラメータをユーザが指定するユーザ指定パラメータに変更することを要求する変更要求を受信する通信部42とを備え、信号処理部41は、受信された変更要求に基づいて、ユーザ指定パラメータを用いてキャンセル信号を生成する。【選択図】図1


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    Title :

    ACTIVE NOISE REDUCTION DEVICE, ACTIVE NOISE REDUCTION SYSTEM AND ACTIVE NOISE REDUCTION METHOD


    Additional title:

    能動騒音低減装置、能動騒音低減システム、及び、能動騒音低減方法


    Contributors:

    Publication date :

    2024-03-07


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

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



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