Title:
ACOUSTIC DEVICE AND ACOUSTIC PROCESSING METHOD
Document Type and Number:
WIPO Patent Application WO/2018/105668
Kind Code:
A1
Abstract:
An acoustic device (10) is provided with: a member (11) which, when worn on the ear or in the ear cavity of a user (U), partitions the ear cavity of the user (U) and an external space; an acquisition unit (141) which acquires a sound signal indicating a sound; a sound processing unit (144) which performs a filtering process on the sound signal acquired by the acquisition unit, and which varies the filtering process in accordance with a predetermined condition; and a sound emitting unit (15) which emits into the ear cavity the sound indicated by the sound signal that has been subjected to the filtering process.
Inventors:
YASURAOKA NAOKI (JP)
TADA YUKIO (JP)
INOUE JUN (JP)
USUI JUN (JP)
ARITA MITSUKI (JP)
HAYAKAWA NARIYASU (JP)
KYOYA MIHO (JP)
TAKANO KAZUKI (JP)
ASAHI YASUHIKO (JP)
TADA YUKIO (JP)
INOUE JUN (JP)
USUI JUN (JP)
ARITA MITSUKI (JP)
HAYAKAWA NARIYASU (JP)
KYOYA MIHO (JP)
TAKANO KAZUKI (JP)
ASAHI YASUHIKO (JP)
Application Number:
PCT/JP2017/043882
Publication Date:
June 14, 2018
Filing Date:
December 06, 2017
Export Citation:
Assignee:
YAMAHA CORP (JP)
FUJITSU LTD (JP)
FUJITSU LTD (JP)
International Classes:
H04R1/10; H04R3/00; H04R25/00
Domestic Patent References:
| WO2014034086A1 | 2014-03-06 | |||
| WO2009125579A1 | 2009-10-15 |
Foreign References:
| JPH06189396A | 1994-07-08 | |||
| JPH0822291A | 1996-01-23 | |||
| JP2011199697A | 2011-10-06 | |||
| JP2011188334A | 2011-09-22 | |||
| JPH08294197A | 1996-11-05 | |||
| JP2013146060A | 2013-07-25 |
Attorney, Agent or Firm:
EIKOH PATENT FIRM, P.C. (JP)
Download PDF: