Invention Grant
- Patent Title: Sound emitting apparatus
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Application No.: US17733193Application Date: 2022-04-29
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Publication No.: US12081937B2Publication Date: 2024-09-03
- Inventor: Shinichi Kato , Yoshifumi Oizumi
- Applicant: Yamaha Corporation
- Applicant Address: JP Hamamatsu
- Assignee: Yamaha Corporation
- Current Assignee: Yamaha Corporation
- Current Assignee Address: JP Hamamatsu
- Agency: Crowell & Moring LLP
- Priority: JP 19199229 2019.10.31 JP 19199230 2019.10.31
- Main IPC: H04R1/28
- IPC: H04R1/28 ; H04R1/02 ; H04R1/32
Abstract:
A sound emitting apparatus includes a speaker unit and an enclosure of the speaker unit having an aperture configuring a Helmholtz resonator. A resonance frequency Fr of the Helmholtz resonator is set to be equal to or higher than a reproducible lower limit frequency of the speaker unit.
Public/Granted literature
- US20220264220A1 Sound Emitting Apparatus Public/Granted day:2022-08-18
Information query
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