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    • 4. 发明公开
    • Noise-cancelling headphone
    • Rauschunterdrückungskopfhörer
    • EP2131354A2
    • 2009-12-09
    • EP09150547.9
    • 2009-01-14
    • Kabushiki Kaisha Audio-Technica
    • Kimura, Tominori
    • G10K11/178
    • H04R1/1083G10K11/178
    • A noise-cancelling headphone includes a cancel signal generator that receives ambient noise via an electro-acoustic transducer and generates and outputs a cancel signal eliminating the noise and a speaker unit that outputs an audio signal and a cancel signal, and connects the cancel signal generator to a first terminal of two input terminals of the speaker unit and connects a sound source of an audio signal to a second terminal thereof, whereby obtaining the noise-cancelling headphone with which one can enjoy music with high quality without the change in the sound quality and volume between when a noise-cancelling function is activated and when deactivated.
    • 噪声消除耳机包括消除信号发生器,其通过电声换能器接收环境噪声,并产生并输出消除噪声的消除信号和输出音频信号和消除信号的扬声器单元,并将取消信号发生器 连接到扬声器单元的两个输入端子的第一端子,并将音频信号的声源连接到其第二端子,从而获得可以以高质量欣赏音乐的噪声消除耳机,而不会改变声音质量 以及当消除噪声功能被激活时和当停用时的音量。
    • 5. 发明公开
    • Headphones
    • Kopfhörer
    • EP1811806A2
    • 2007-07-25
    • EP07250173.7
    • 2007-01-17
    • Kabushiki Kaisha Audio- Technica
    • Furuya, OkitsuguSato, YosukeMiyata, Mitsuo
    • H04R5/033
    • H04R1/1066H04R1/1008H04R5/0335
    • In headphones in which headphone units are worn on the head via a headband having a predetermined urging force, a substantially constant urging force is always obtained without being influenced by a difference in width and shape of the user's head. In headphones (100) including a headphone unit (200) in which an electroacoustic transducer is incorporated in a housing (210); and a head wearing means (110) for supporting the headphone unit (200) via a hanger member, the headphone unit (200) being held at the ear position of the head in a state of being urged by the head wearing means, the hanger member is a support frame (120) arranged around the housing (210) of the headphone unit (200), and the headphone unit (200) is supported on the support frame (120) via a plurality of constant force spiral springs (130).
    • 在通过具有预定推动力的头带将耳机单元佩戴在头部的耳机中,始终获得基本上恒定的推动力而不受用户头部的宽度和形状的差异的影响。 在包括耳机单元(200)的耳机(100)中,其中将电声换能器并入壳体(210)中; 以及用于经由衣架构件支撑所述耳机单元(200)的头戴装置(110),所述耳机单元(200)在所述头戴装置被推动的状态下被保持在所述头部的耳部位置处,所述衣架 构件是围绕耳机单元(200)的壳体(210)布置的支撑框架(120),并且耳机单元(200)经由多个恒力螺旋弹簧(130)支撑在支撑框架(120)上, 。