[Object] To reduce the influence of noise in a more preferred aspect even in an environment in which a user hears an acoustic sound output to an open space. [Solution] A signal processing device includes: a generation unit configured to generate a first noise reduction signal for driving a first acoustic device which outputs a first acoustic sound for reducing noise; and an acquisition unit configured to acquire a sound collection result of an acoustic sound collected by a predetermined sound collection unit, the acoustic sound including the first acoustic sound propagating from the first acoustic device via a first propagation path and a second acoustic sound propagating from a second acoustic device different from the first acoustic device via a second propagation path. The generation unit generates the first noise reduction signal on a basis of the sound collection result and a cancellation signal based on a second noise reduction signal for driving the second acoustic device.


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    Titel :

    SIGNAL PROCESSING DEVICE, SIGNAL PROCESSING METHOD, AND PROGRAM


    Weitere Titelangaben:

    SIGNALVERARBEITUNGSVORRICHTUNG, SIGNALVERARBEITUNGSVERFAHREN UND PROGRAMM
    DISPOSITIF DE TRAITEMENT DE SIGNAL, PROCÉDÉ DE TRAITEMENT DE SIGNAL ET PROGRAMME


    Beteiligte:
    HAYASHI SHIGETOSHI (Autor:in) / ASADA KOHEI (Autor:in) / ITABASHI TETSUNORI (Autor:in) / MAKINO KENICHI (Autor:in)

    Erscheinungsdatum :

    2019-05-22


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    G10K Tonerzeugungsvorrichtungen , SOUND-PRODUCING DEVICES / B60N SEATS SPECIALLY ADAPTED FOR VEHICLES , Sitze besonders für Fahrzeuge ausgebildet / 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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