Multi-Band Noise Gate
    2.
    发明申请

    公开(公告)号:US20190096416A1

    公开(公告)日:2019-03-28

    申请号:US15934392

    申请日:2018-03-23

    Applicant: GoPro, Inc.

    Abstract: The present disclosure relates to processing a plurality of audio signals. The method includes receiving the plurality of audio signals in the frequency domain and determining an overall attenuation multiplier based on the plurality of audio signals and an overall lookup table that relates decibel values to different overall attenuation multipliers. The method further includes determining an attenuation vector comprising a plurality of bin-specific attenuation multipliers, each bin-specific attenuation multiplier respectively corresponding to a different frequency bin of the plurality of frequency bins. The method further includes scaling each bin-specific attenuation value in the attenuation vector with the overall attenuation multiplier, and editing each of the audio signals based on the scaled bin-specific attenuation values in the attenuation vector.

    Multi-Band Noise Gate
    4.
    发明申请

    公开(公告)号:US20210142811A1

    公开(公告)日:2021-05-13

    申请号:US17093223

    申请日:2020-11-09

    Applicant: GoPro, Inc.

    Abstract: The present disclosure relates to processing a plurality of audio signals. A device receives the plurality of audio signals in the frequency domain and determining an overall attenuation multiplier based on the plurality of audio signals and an overall lookup table that relates decibel values to different overall attenuation multipliers. The device determines an attenuation vector comprising a plurality of bin-specific attenuation multipliers, each bin-specific attenuation multiplier respectively corresponding to a different frequency bin of the plurality of frequency bins. The device scales each bin-specific attenuation value in the attenuation vector with the overall attenuation multiplier, and edits each of the audio signals based on the scaled bin-specific attenuation values in the attenuation vector.

    AUDIO ENHANCEMENTS IN MOTOR-DRIVEN DEVICES

    公开(公告)号:US20220360887A1

    公开(公告)日:2022-11-10

    申请号:US17864840

    申请日:2022-07-14

    Applicant: GoPro, Inc.

    Abstract: A handheld image stabilization device or an image capture device includes a housing, a motor, a microphone, and a dampener. The housing includes a first port. The motor is attached to the housing. The microphone detects audio waves via the first port and vibration noise of the motor via the housing. The audio waves may include acoustic noise from the motor. The dampener is coupled to the housing. The dampener reduces the acoustic noise from the motor and the vibration noise from the motor.

    Audio Enhancements In Devices Using Motors
    9.
    发明申请

    公开(公告)号:US20200068292A1

    公开(公告)日:2020-02-27

    申请号:US16106553

    申请日:2018-08-21

    Applicant: GoPro, Inc.

    Abstract: A motor may include a coil assembly, a ring, one or more magnets, and a shaft. The coil assembly may include one or more coils arranged in a circular structure. The ring may surround an outer surface of the coil assembly. One or more magnets may be adhered to an inner surface of the ring. The one or more magnets may correspond with a respective coil of the one or more coils. The shaft may extend through a center portion of the circular structure. The shaft may provide a rotational axis for the motor. The shaft may be configured to generate a natural resonance that does not overlap with an operating frequency of the motor.

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