Invention Application
- Patent Title: ACOUSTIC FILTERING
- Patent Title (中): 声学滤波
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Application No.: PCT/US2016/063007Application Date: 2016-11-21
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Publication No.: WO2017087928A1Publication Date: 2017-05-26
- Inventor: LITRELL, Robert J.
- Applicant: VESPER TECHNOLOGIES INC.
- Applicant Address: 77 Summer Street 2nd Floor Boston, Massachusetts 02110 US
- Assignee: VESPER TECHNOLOGIES INC.
- Current Assignee: VESPER TECHNOLOGIES INC.
- Current Assignee Address: 77 Summer Street 2nd Floor Boston, Massachusetts 02110 US
- Agency: MCDONOUGH, Christina V.
- Priority: US62/257,923 20151120
- Main IPC: H04R19/04
- IPC: H04R19/04 ; H04R1/28
Abstract:
A package comprises: a transducer; a substrate comprising an acoustic port, with the transducer attached to a surface of the substrate and over or adjacent to the acoustic port; and a venting mechanism for venting air or sound pressure from a device comprising the package, with the venting mechanism being affixed to the substrate and partially surrounding the acoustic port, and with the venting mechanism being dimensioned to filter out audio frequencies.
Information query
