Onkyo Corporation

Dsp Group Limited

Yoshitada Takeshima

Makoto Yoshida

Yoshinori Nakanishi

Koichi Sadaie

Norimasa Kitagawa

Yaakov Chen

Dmitri Lvov

Norio Umezu

Ryuta Shigematsu

Mitsuhiko Tokuda

A diffuser which forms a first acoustic passage that sound waves propagate and which radiates the sound waves to an outer diameter direction between a diaphragm and an annular conical surface of a first reflection member, and forms a second acoustic passage the sound waves which pass the opening of the first reflection member propagate and which radiates the sound waves to an outer diameter direction between the annular concave surface of the first reflection member and a conical surface of a second reflection member.

Diffuser

Provided is a wearable audio input/output device. The wearable audio input/output device is provided with a frame, a first audio collection unit, a second audio collection unit, and a first speaker. The frame can be mounted to a user. The first audio collection unit is provided on the frame. The second audio collection unit is provided on the frame. The second audio collection unit is arranged such that the distance between the first audio collection unit and mouth of the user is less than the distance between the second audio collection unit and the mouth of the user. The first speaker is provided on the frame between the first audio collection unit and the second audio collection unit.

Audio input/output device

Growing community of inventors

Neyagawa, Japan

Yoshitada Takeshima