Title:
SOUND PROVISION DEVICE AND SOUND PROVISION METHOD
Document Type and Number:
WIPO Patent Application WO/2022/138237
Kind Code:
A1
Abstract:
This sound provision device comprises: a first actuator that vibrates on the basis of a sound signal and provides sound to a user by bone conduction; and a second actuator that vibrates on the basis of a sound signal and provides sound to a user by bone conduction. The first actuator vibrates at a frequency lower than a crossover frequency, and the second actuator vibrates at a frequency higher than the crossover frequency.
Inventors:
TAKADA MOTOMU (JP)
TSURU HIDEO (JP)
TSUJII HIDEYA (JP)
TSURU HIDEO (JP)
TSUJII HIDEYA (JP)
Application Number:
PCT/JP2021/045559
Publication Date:
June 30, 2022
Filing Date:
December 10, 2021
Export Citation:
Assignee:
JVCKENWOOD CORP (JP)
International Classes:
G10K11/178; H04R1/00; H04R1/28; H04R3/04; H04R3/12; H04S7/00
Domestic Patent References:
| WO2017168903A1 | 2017-10-05 |
Foreign References:
| JP2005535233A | 2005-11-17 | |||
| JP2020532166A | 2020-11-05 | |||
| JP2015126339A | 2015-07-06 | |||
| JP2013218248A | 2013-10-24 | |||
| JP2015002450A | 2015-01-05 | |||
| JP2010283565A | 2010-12-16 |
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (JP)
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