SIGNAL PROCESSING DEVICE, SIGNAL PROCESSING METHOD, AND PROGRAM

    公开(公告)号:US20230060081A1

    公开(公告)日:2023-02-23

    申请号:US17904320

    申请日:2021-01-18

    Inventor: KAZUYA TATEISHI

    Abstract: A signal processing device includes: a processing unit configured to collect, through a microphone, a mixed sound signal as a mixed sound of a speaker reproduction signal and a target signal, input a first suppression signal resulting from suppression of the speaker reproduction signal from the mixed sound signal by linear processing, the speaker reproduction signal, and the mixed sound signal collected through the microphone, and output a second suppression signal resulting from further suppression of the speaker reproduction signal from the first suppression signal by non-linear processing.

Patent Agency Ranking