Title:
EARPHONE, VOICE PROCESSING METHOD, AND VOICE PROCESSING PROGRAM
Document Type and Number:
Japanese Patent JP2023040244
Kind Code:
A
Abstract:
To provide an earphone, a voice processing method, and a voice processing program for inputting high-quality voice to an AI assistant by performing noise cancellation.SOLUTION: A voice input/output device 200 being a headphone, an earphone, or a headset, includes: an internal microphone 201 as a main voice acquisition part; an external microphone 202 being a noise acquisition part; a speaker 203 as a voice output part; and a voice processing part 290. The voice processing part 290 includes a noise cancellation part 204 and an echo cancellation part 205. The internal microphone 201 catches mixed voice where external noise, output voice 231, and main voice are mixed, so as to output a mixed voice signal 212. The external microphone 202 is arranged toward an outer side of the body of a user 270. The external microphone 202 catches the external noise coming from the outside of the user. A reception signal 240 received by a communication part 260 is converted into an output voice signal 232, so as to be input to the speaker 203.SELECTED DRAWING: Figure 2B
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Inventors:
Takashi Osugi
Takayuki Arakawa
Akihiko Sugiyama
Ryoji Miyahara
Takayuki Arakawa
Akihiko Sugiyama
Ryoji Miyahara
Application Number:
JP2023003670A
Publication Date:
March 22, 2023
Filing Date:
January 13, 2023
Export Citation:
Assignee:
NEC
NEC Platforms, Ltd.
NEC Platforms, Ltd.
International Classes:
G10K11/178; H04R1/10; H04R3/02
Attorney, Agent or Firm:
Takushi Kato