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    • 2. 发明申请
    • MASS LOADED EARBUD WITH VENT CHAMBER
    • 大容量加油箱与通风柜
    • WO2015199901A1
    • 2015-12-30
    • PCT/US2015/033356
    • 2015-05-29
    • APPLE INC.
    • AZMI, YacineANDERSEN, Esge B.HOWES, Michael B.AASE, Jonathan S.
    • H04R1/10H04R1/28
    • H04R1/1091H04R1/1016H04R1/2811H04R1/2823H04R1/2826H04R1/2849
    • Intra-concha earphones are disclosed. In an embodiment, an intra-concha earphone includes a housing having a rear space divided into a back volume, a bass duct, and a vent chamber between a driver and a rear wall. The vent chamber may be acoustically coupled with the back volume through both an acoustic port and the bass duct. Furthermore, the vent chamber may be acoustically coupled with a surrounding environment through a vent port, which may be a sole acoustic opening in the rear wall. Thus, sound emitted by the driver may propagate through the acoustic port and the bass duct to meet in the vent chamber before being discharged through the vent port to the surrounding environment. Other embodiments are also described and claimed.
    • 公开了耳塞式耳机。 在一个实施例中,耳塞式耳机包括壳体,该壳体具有分为背部体积的后部空间,低音管道和驱动器与后壁之间的通风室。 通气室可以通过声学口和低音管道与后部体积声学耦合。 此外,通气室可以通过排气口与周围环境声学耦合,排气口可以是后壁中的唯一声学开口。 因此,驾驶员发出的声音可以通过声学口和低音管道传播,以便在通过排气口排放到周围环境之前与排气室相遇。 还描述和要求保护其他实施例。
    • 4. 发明申请
    • SUBWOOFER STRUCTURE AND ADJUSTING METHOD
    • 底层结构和调整方法
    • WO2010136639A1
    • 2010-12-02
    • PCT/FI2010/000039
    • 2010-05-31
    • AURA AUDIO OYTHOMÉ, JanISOTALO, Mika
    • THOMÉ, JanISOTALO, Mika
    • H04R1/28H04R1/02
    • H04R1/30H04R1/2842H04R1/2849H04R1/2865
    • A subwoofer (10) structure comprised of a transducer (30) located in a loudspeaker enclosure (11), an acoustic duct (21) expanding in a horn-like manner, a frontal chamber (40) and an aperture (22). A sound wave emanating from the transducer is conveyed via the acoustic duct portion expanding in a horn-like manner to the frontal chamber, and a sound wave emanating from the opposite side of the transducer is conveyed either to a closed space (20) or directly to the frontal chamber. The subwoofer can be adjusted without altering the external dimensions of the loudspeaker enclosure, utilising the entire volume of the loudspeaker enclosure, so that the frontal chamber is tuned by altering the size of the frontal chamber and/or the size of the aperture in the frontal chamber.
    • 一种由位于扬声器外壳(11)中的换能器(30),以喇叭状方式膨胀的声道(21),前腔(40)和孔(22)构成的重低音扬声器(10)。 从换能器发出的声波通过以喇叭状的方式扩展到前室的声管部分输送,并且从换能器的相反侧发出的声波被传送到封闭空间(20)或直接 到正面的房间。 可以在不改变扬声器外壳的整个体积的扬声器外壳的外部尺寸的情况下调节超低音扬声器,从而通过改变正面腔室的尺寸和/或前部孔径的尺寸来调节前腔室 室。
    • 5. 发明申请
    • SONIC EMITTER ARRANGEMENTS
    • SONIC发射机安排
    • WO2005051037A1
    • 2005-06-02
    • PCT/GB2004/004800
    • 2004-11-16
    • SONAPTIC LIMITEDSIBBALD, Alastair
    • SIBBALD, Alastair
    • H04R1/34
    • H04R1/2842H04R1/10H04R1/2849H04R1/2873H04R1/288H04R2499/11H04S1/002
    • The invention provides sonic emitter arrangements, comprising one or more miniature transducers (20) (such as microspeakers) disposed within a common housing, and utilises specially configured conduits (32) to couple sound from the (or each) speaker to emission apertures. The conduits are configured such as to control the amplitude versus frequency characteristics of emitted sound to an extent that renders such arrangements capable of emitting sound of acceptable quality for the reproduction of music and/or for 3-D positional audio imaging whereby the cross-sectional area of each conduit is increased by flaring along at least a part of its path from the transducer surface to the emission aperture. The sound emission characteristics can be further enhanced by the use of tuned resonator sinks, such as Helmholtz resonators or quarterwave resonant tubes.
    • 本发明提供了声发射器布置,其包括设置在公共壳体内的一个或多个微型换能器(例如微型扬声器),并且利用专门构造的导管(32)将来自(或每个)扬声器的声音耦合到发射孔。 导管被配置成将发射声音的幅度与频率特性控制在一定程度上,使得这种布置能够发出可接受质量的声音以用于音乐的再现和/或用于3-D位置音频成像,由此横截面 通过沿着其从换能器表面到发射孔的路径的至少一部分的扩张而增加每个导管的面积。 通过使用诸如亥姆霍兹共振器或四分之一波长谐振管的调谐谐振器汇,可以进一步增强声音发射特性。
    • 8. 发明申请
    • SPEAKER STRUCTURE WITH A LOADING HOLE
    • 扬声器结构与加载孔
    • WO2014007757A1
    • 2014-01-09
    • PCT/SG2013/000253
    • 2013-06-19
    • LI SHIHUANG
    • LI SHIHUANG
    • H04R1/02
    • H04R1/2811H04R1/2834H04R1/2842H04R1/2849H04R1/2865H04R1/30
    • This invention discloses a kind of speaker structure with a loading hole. A characteristic is that it includes an active cavity that has a cone hole and a loading hole; a loudspeaker is sealed and secured on the said cone hole; the said active cavity is connected to the outside air through the said loading hole; the cone of the said loudspeaker has one side which is connected to the free space; another characteristic of this invention is that it includes a driven cavity that is connected to the said active cavity through the said loading hole; the cross-sectional area of the said loading hole is smaller than the cross- sectional area of the air passage on its either side; further, it is not larger than 2/3 the effective area of all the vibration units in the said active cavity; also, the volume of the said active cavity does not exceed half the total volume of the said active cavity and driven cavity. The loading hole constitutes a loading component which improves the transient response of the speaker body. To a great extent, it solves the contradiction between frequency response and transient effect at low sound frequencies. It lowers the requirements for the loudspeaker and simultaneously allows the frequency response and transient effect for the entire system at low sound frequencies to be handled relatively independently. This causes the loudspeaker cost to be reduced.
    • 本发明公开了一种具有加载孔的扬声器结构。 其特征在于它包括具有锥孔和加载孔的有源腔; 扬声器被密封并固定在所述锥孔上; 所述有源腔通过所述装载孔连接到外部空气; 所述扬声器的锥体具有连接到自由空间的一侧; 本发明的另一个特征是其包括通过所述加载孔连接到所述有源腔的从动腔; 所述装载孔的横截面面积小于其任一侧的空气通道的横截面面积; 此外,其不大于所述有源腔中的所有振动单元的有效面积的2/3; 而且,所述有源腔体的体积也不超过所述有源腔体和被驱动空腔的总体积的一半。 装载孔构成了一种改善扬声器主体的瞬态响应的装载部件。 在很大程度上解决了低声频率下频率响应与瞬态效应之间的矛盾。 它降低了扬声器的要求,并且同时允许相对独立地处理低音频处的整个系统的频率响应和瞬态效应。 这导致扬声器的成本降低。