Title:
COMMUNICATION DEVICE, COMMUNICATION METHOD, AND COMMUNICATION PROGRAM
Document Type and Number:
WIPO Patent Application WO/2024/042938
Kind Code:
A1
Abstract:
A communication device (100) comprises: a first addition unit (5) that adds playback sound to communication speech of a remote speaking party and outputs the communication speech to which the playback sound has been added to a speaker (1); and an acoustic echo canceller (3) that uses the communication speech as a reference signal to cancel an echo component of the playback sound contained in an input signal acquired by a microphone (2) that captures surrounding sounds.
Inventors:
FURUKAWA HIROKI (JP)
HAYASHIDA KOHHEI
HONDA YOSHIMASA
SHIMOTSUMA YUTA
HAYASHIDA KOHHEI
HONDA YOSHIMASA
SHIMOTSUMA YUTA
Application Number:
PCT/JP2023/026716
Publication Date:
February 29, 2024
Filing Date:
July 21, 2023
Export Citation:
Assignee:
PANASONIC IP CORP AMERICA (US)
International Classes:
H04R3/02; H04B3/23; H04M1/60
Foreign References:
| JP2010154482A | 2010-07-08 | |||
| JP2005198093A | 2005-07-21 | |||
| JP2005217547A | 2005-08-11 |
Attorney, Agent or Firm:
KOTANI, Masataka et al. (JP)
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