ELECTRONIC DEVICE AND FAR-FIELD MUFFLING SELF-CALIBRATION METHOD AND SYSTEM THEREFOR

    公开(公告)号:US20250008265A1

    公开(公告)日:2025-01-02

    申请号:US18705698

    申请日:2021-12-09

    Applicant: Goertek Inc.

    Inventor: ZHONGXU ZHAO

    Abstract: A far-field muffling self-calibration method for an electronic device is disclosed, comprising: controlling the first speaker and the second speaker to play a first audio; obtaining a first frequency response curve through a sound signal acquired by the first microphone; judging whether a far-field muffling for the electronic device is qualified based on the first frequency response curve; if not qualified, adjusting a first transfer function and/or a second transfer function based on a first preset calibration rule, and returning to execute said controlling the first speaker and the second speaker to play the a same first audio; wherein the first and the second transfer functions represent sound signal transfer functions respectively from the first speaker and the second speaker to the first microphone.

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