Invention Grant
- Patent Title: Loudspeaker with port comprising a particle filter
- Patent Title (中): 具有端口的扬声器包括一个粒子滤波器
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Application No.: US14115592Application Date: 2012-05-03
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Publication No.: US09137593B2Publication Date: 2015-09-15
- Inventor: Erich Klein , Ernst Tomas
- Applicant: Erich Klein , Ernst Tomas
- Applicant Address: MY Penang
- Assignee: Knowles IPC (M) Sdn. Bhd.
- Current Assignee: Knowles IPC (M) Sdn. Bhd.
- Current Assignee Address: MY Penang
- Agency: Dykema Gossett PLLC
- Agent Steven McMahon Zeller
- Priority: EP11164611 20110503
- International Application: PCT/EP2012/058060 WO 20120503
- International Announcement: WO2012/150277 WO 20121108
- Main IPC: H04R25/00
- IPC: H04R25/00 ; H04R1/02 ; H04R9/02 ; H04R1/08 ; H04M1/02
Abstract:
A loudspeaker in which a magnetic particle filter is provided in the vicinity of a sound outlet port.
Public/Granted literature
- US20140079252A1 LOUDSPEAKER WITH PORT COMPRISING A PARTICLE FILTER Public/Granted day:2014-03-20
Information query
