EARPHONE DEVICE - D & M HOLDINGS INC

Title:

EARPHONE DEVICE

Document Type and Number:

WIPO Patent Application WO/2020/152907

Kind Code:

A1

Abstract:

[Problem] To provide an earphone device with which a user can satisfactorily listen to audio data regardless of the wearing state of an earphone. [Solution] This earphone device 1, which receives audio data wirelessly transmitted through short range wireless communication such as Bluetooth (registered trademark) from a portable music player, a smartphone, or the like, and outputs the received audio data from earphones 2a, 2b, comprises: a volume level control unit 39 that controls a volume level output from the earphones 2a, 2b; and an operation mode switching unit 41 that switches an operation mode of the volume level control unit 39 to one among a normal mode in which the audio data is output from the earphones 2a, 2b at a volume level determined on assumption that the listening is performed in a state in which the earphones 2a, 2b have been placed in the ears, and a speaker mode in which the audio data is output from the earphones 2a, 2b at a volume level which is higher than that in the normal mode and is determined on assumption that the listening is performed in a state in which the earphones 2a, 2b have been removed from the ears.

Inventors:

NARISAWA SHINYA (JP)
HORIKAWA OSAMU (JP)
SHIROISHI JUN (JP)

Application Number:

PCT/JP2019/036802

Publication Date:

July 30, 2020

Filing Date:

September 19, 2019

Export Citation:

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Assignee:

D & M HOLDINGS INC (JP)

International Classes:

H04R1/10; H04R1/00; H04R3/00; H04R5/033

Foreign References:

JP2001285982A	2001-10-12
JP2015510304A	2015-04-02
JP2004129112A	2004-04-22
JP2007519342A	2007-07-12
US9615161B2	2017-04-04
US20170347192A1	2017-11-30

Other References: