发明名称 |
PHASE PLUG AND ACOUSTIC LENS FOR DIRECT RADIATING LOUDSPEAKER |
摘要 |
A phase plugs or acoustic lens improves the directional audio performance of a loudspeaker. Application of the improved directional audio performance to a sound system in a listening area may improve the performance of the audio system. Configuration of the acoustic lens or phase plug may include both symmetrical and asymmetrical features to provide an improved frequency response and directivity. The improved loudspeaker may provide improved an improved listing location, for example, in a vehicle.
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申请公布号 |
US2011168480(A1) |
申请公布日期 |
2011.07.14 |
申请号 |
US20090598177 |
申请日期 |
2009.08.14 |
申请人 |
HARMAN INTERNATIONAL INDUSTRIES, INCORPORATED |
发明人 |
STERLING BRIAN;SHEERIN JOHN;HOGUE DOUGLAS;PREMO PETER |
分类号 |
G10K11/02;A47B81/06 |
主分类号 |
G10K11/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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