Invention Grant
- Patent Title: Phase plug and acoustic lens for direct radiating loudspeaker
- Patent Title (中): 用于直接辐射扬声器的相位插头和声透镜
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Application No.: US13852570Application Date: 2013-03-28
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Publication No.: US08672088B2Publication Date: 2014-03-18
- Inventor: Brian Sterling , John Sheerin , Douglas Hogue , Peter Premo
- Applicant: Harman International Industries, Incorporated
- Applicant Address: US CA Northridge
- Assignee: Harman International Industries, Inc.
- Current Assignee: Harman International Industries, Inc.
- Current Assignee Address: US CA Northridge
- Agency: Brooks Kushman P.C.
- Main IPC: G10K11/00
- IPC: G10K11/00
Abstract:
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.
Public/Granted literature
- US20130228393A1 PHASE PLUG AND ACOUSTIC LENS FOR DIRECT RADIATING LOUDSPEAKER Public/Granted day:2013-09-05
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