Inventor
KAWAI Tetsuto
JP6 patents
Patents
6 patentsUS10827075B2Nov 3, 2020
Echo reducer, voice communication device, method for reducing echo, and recording medium
YAMAHA CORP2 citations70
US10979839B2Apr 13, 2021
Sound pickup device and sound pickup method
YAMAHA CORP0 citations59
US11373669B2Jun 28, 2022
Acoustic processing method and acoustic device
YAMAHA CORP1 citations53
US10873810B2Dec 22, 2020
Sound pickup device and sound pickup method
YAMAHA CORP0 citations49
US11922933B2Mar 5, 2024
Voice processing device and voice processing method
YAMAHA CORP0 citations46
US10978087B2Apr 13, 2021
Signal processing device, teleconferencing device, and signal processing method
YAMAHA CORP0 citations44