To provide a technique for outputting high-quality sound even in the case where a sound volume balance has been set to deviate in a certain direction.SOLUTION: A speaker device to be installed inside a cabin of a mobile body includes: a first speaker which is arranged on the left side at a front part inside the cabin, and to which first channel signals are input; a second speaker which is arranged on the right side at the front part inside the cabin, and to which second channel signals are input; a third speaker which is arranged on the left side at a rear part inside the cabin, and to which third channel signals are input; a fourth speaker which is arranged on the right side at the rear part inside the cabin, and to which fourth channel signals are input; and a speaker unit to which the first channel signals, the second channel signals, the third channel signals and the fourth channel signals are input. The speaker unit includes a pair of speakers having two voice coils respectively.SELECTED DRAWING: Figure 2

    【課題】音量バランスが特定の方向に偏った設定とされた場合にも高品位の音を出力可能とする技術を提供する。【解決手段】移動体の室内に設置されるスピーカ装置は、前記室内の前方左側に配置され、第1チャンネル信号が入力される第1スピーカと、前記室内の前方右側に配置され、第2チャンネル信号が入力される第2スピーカと、前記室内の後方左側に配置され、第3チャンネル信号が入力される第3スピーカと、前記室内の後方右側に配置され、第4チャンネル信号が入力される第4スピーカと、前記第1チャンネル信号、前記第2チャンネル信号、前記第3チャンネル信号、および、前記第4チャンネル信号が入力されるスピーカユニットと、を備える。前記スピーカユニットは、それぞれ2つのボイスコイルを有する一対のスピーカを備える。【選択図】図2


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    Title :

    SPEAKER DEVICE AND SPEAKER UNIT


    Additional title:

    スピーカ装置およびスピーカユニット


    Contributors:

    Publication date :

    2021-09-09


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



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