Title:
SOUND-EMITTING DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/105450
Kind Code:
A1
Abstract:
Provided is a sound-emitting device which is easy to install and capable of outputting sound having directionality without performing signal processing. A vehicle-mounted sound-emitting device 10, which is installed on a vehicle, is provided with a speaker 1 and a reflecting portion 2 disposed at a position opposing the speaker 1. The reflecting portion 2 reflects sound output from the speaker 1 and causes the sound to be directed in a desired direction.
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Inventors:
YAZAWA SAKURAKO (JP)
KOBAYASHI KAZUNORI (JP)
SAITO SHOICHIRO (JP)
KOBAYASHI KAZUNORI (JP)
SAITO SHOICHIRO (JP)
Application Number:
PCT/JP2019/043660
Publication Date:
May 28, 2020
Filing Date:
November 07, 2019
Export Citation:
Assignee:
NIPPON TELEGRAPH & TELEPHONE (JP)
International Classes:
H04R1/02; H04R1/34
Domestic Patent References:
WO2007010800A1 | 2007-01-25 |
Foreign References:
US20170267138A1 | 2017-09-21 | |||
JPS6182712A | 1986-04-26 | |||
JP2005045783A | 2005-02-17 | |||
JPS62151289U | 1987-09-25 | |||
JPS6335394U | 1988-03-07 | |||
JP2001502878A | 2001-02-27 |
Attorney, Agent or Firm:
MIYOSHI Hidekazu et al. (JP)
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