专利名称:Bending wave loudspeaker发明人:Henry Azima申请号:US09920322申请日:20010802
公开号:US20020044668A1公开日:20020418
专利附图:
摘要:A loudspeaker comprising a panel which is sufficiently stiff to support bendingwaves, the panel having a boundary, a transducer mounted to the panel to apply bendingwave energy in the form of dispersive travelling waves thereto at a first location inresponse to an electrical signal applied to the transducer to cause the panel to vibrate
and radiate an acoustic output, the loudspeaker having a frequency range extending froma lower frequency to a higher frequency and the panel having a stiffness giving a
coincidence frequency above the lower frequency. Means on or associated with the panelat a second location attenuates travelling bending waves in the panel to prevent or atleast substantially to moderate panel resonance.
申请人:AZIMA HENRY
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