To provide a traveling sound generation device, etc., with which it is possible to have a traveling state of a vehicle perceived by occupants and reduce discomfort due to traveling sound, as well as reduce discomfort due to the generation of noise in the vehicle interior.SOLUTION: A traveling sound generation device 10 comprises: an acquisition unit 11 for acquiring vehicle information 101 regarding traveling of a vehicle 50; a storage unit 14 for storing a plurality of sound source data; a first alteration unit 15 for performing a first alteration to alter the plurality of sound source data in accordance with the vehicle information; an assessment unit 12 for assessing whether or not a change amount of the vehicle information is less than or equal to a prescribed change amount; a second alteration unit 16 which, when it is assessed by the assessment unit 12 that the change amount is less than or equal to the prescribed change amount, performs a second alteration on the plurality of sound source data after first alteration to alter at least one sound source data out of the plurality of sound source data after first alteration; a synthesis unit 17 for synthesizing the plurality of sound source data after second alteration so as to generate a traveling sound in order to be outputted to the vehicle interior of the vehicle 50; and an output unit 18 for outputting the generated traveling sound to the vehicle interior of the vehicle 50.SELECTED DRAWING: Figure 2

    【課題】乗員に車両の走行状態を知覚させ、かつ、走行音による不快感を低減することができる走行音生成装置等を提供する。【解決手段】走行音生成装置10は、車両50の走行に関する車両情報101を取得する取得部11と、複数の音源データを記憶している記憶部14と、車両情報に応じて複数の音源データを変更する第1変更を行う第1変更部15と、車両情報の変化量が所定の変化量以下であるか否かを判定する判定部12と、判定部12が、変化量が所定の変化量以下であると判定した場合に、第1変更後の複数の音源データに対して、第1変更後の複数の音源データのうちの少なくとも一つの音源データを変更する第2変更を行う第2変更部16と、第2変更後の複数の音源データを合成することで車両50の車室内に出力するための走行音を生成する合成部17と、生成された走行音を車両50の車室内に出力する出力部18と、を備える。【選択図】図2


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    Titel :

    TRAVELING SOUND GENERATION DEVICE AND TRAVELING SOUND GENERATION METHOD


    Weitere Titelangaben:

    走行音生成装置、及び、走行音生成方法


    Beteiligte:
    AZUMA KIYOHISA (Autor:in)

    Erscheinungsdatum :

    12.10.2022


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

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