发明名称 MULTIPLE APERTURE DIFFRACTION DEVICE
摘要 A horn assembly for high frequency acoustic speakers. In an array of speakers, a spacing between adjacent speakers needs to be less than the wavelength of sound being emitted in order to combine effectively. For high frequency sound, a relatively small wavelength imposes a limitation on such a spacing. Such limitations are sometimes physically difficult to implement. A horn assembly increases the exit dimensions of the small speaker to larger desired dimensions by utilizing one or more plugs that divide a larger horn cavity into smaller horn cavities and creating similar pathlengths thereto. The similar pathlengths and the smaller horn cavities having desired dimensions allow the exiting sound to combine effectively. The overall dimensions of the exit portion of the horn assembly can be selected to match the dimensions of larger bass speakers, thus allowing improved arraying of the high frequency speakers with respect to other larger speakers.
申请公布号 US2011211720(A1) 申请公布日期 2011.09.01
申请号 US201113104825 申请日期 2011.05.10
申请人 DUCKWORTH HOLDING, INC. C/O QSC AUDIO PRODUCTS, INC. 发明人 ADAMS MICHAEL
分类号 H04R1/02 主分类号 H04R1/02
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