The invention discloses an automobile headrest and an automobile sound system. The automobile headrest comprises a signal source, a power amplifier connected with the output end of the signal source,a first loudspeaker and a second loudspeaker, wherein the first loudspeaker and the second loudspeaker are arranged on the same side of the automobile headrest and face the listening position of a corresponding user; the forward output end of the power amplifier is connected with the positive electrode of the first loudspeaker and the negative electrode of the second loudspeaker at the same time;the reverse output end of the power amplifier is connected with the negative electrode of the first loudspeaker and the positive electrode of the second loudspeaker at the same time; and the listeningposition of the user is not on the central extension lines of the first loudspeaker and the second loudspeaker. According to the automobile headrest and system, passengers in other seats can be wellprevented from listening to sound signals while the listening effect of the listening position of the user is guaranteed, so that a privacy protection effect is achieved. The automobile headrest is simple in structure, and is easy to implement.

    本发明公开了一种汽车头枕及汽车音响系统,包括:信号源、与信号源的输出端连接的功率放大器以及设置于汽车头枕同一侧的、均朝向对应用户收听位置的第一扬声器和第二扬声器,功率放大器的正向输出端同时与第一扬声器的正极和第二扬声器的负极连接,功率放大器的反向输出端同时与第一扬声器的负极和第二扬声器的正极连接,用户收听位置不在第一扬声器和第二扬声器的中心延长线上。本发明中的汽车头枕扬声器装置及系统能够在保证用户收听位置的收听效果的同时,较好的避免其他座位的乘客收听声音信号,以达到隐私保护的效果,结构简单、易于实现。


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    Title :

    Automobile headrest and automobile sound system


    Additional title:

    一种汽车头枕及汽车音响系统


    Contributors:
    ZHU ZONGXIA (author) / AN KANG (author) / WU JIE (author) / SHU KAIFA (author) / HAN FEIFEI (author) / YANG ZHENG (author) / LI DINGYUN (author)

    Publication date :

    2020-08-11


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60N SEATS SPECIALLY ADAPTED FOR VEHICLES , Sitze besonders für Fahrzeuge ausgebildet / B60Q ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL , Anordnung von Signal- oder Beleuchtungsvorrichtungen, deren Einbau oder Halterung oder deren Schaltkreise bei Fahrzeugen allgemein / H04R LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS , Lautsprecher, Mikrofone, Schallplatten-Tonabnehmer oder ähnliche akustische, elektromechanische Wandler



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