Wireless ear buds
    31.
    发明授权

    公开(公告)号:US11647321B2

    公开(公告)日:2023-05-09

    申请号:US16409022

    申请日:2019-05-10

    Applicant: Apple Inc.

    CPC classification number: H04R1/1041 H04R1/1016 H04R29/001 H04R2420/07

    Abstract: Ear buds may have optical proximity sensors and accelerometers. Control circuitry may analyze output from the optical proximity sensors and the accelerometers to identify a current operational state for the ear buds. The control circuitry may also analyze the accelerometer output to identify tap input such as double taps made by a user on ear bud housings. Samples in the accelerometer output may be analyzed to determine whether the samples associated with a tap have been clipped. If the samples have been clipped, a curve may be fit to the samples. Optical sensor data may be analyzed in conjunction with potential tap input data from the accelerometer. If the optical sensor data is ordered, a tap input may be confirmed. If the optical sensor data is disordered, the control circuitry can conclude that accelerometer data corresponds to false tap input associated with unintentional contact with the housing.

    Raise gesture detection in a device

    公开(公告)号:US10303239B2

    公开(公告)日:2019-05-28

    申请号:US16130725

    申请日:2018-09-13

    Applicant: Apple Inc.

    Abstract: A wearable computing device can detect device-raising gestures. For example, onboard motion sensors of the device can detect movement of the device in real time and infer information about the spatial orientation of the device. Based on analysis of signals from the motion sensors, the device can detect a raise gesture, which can be a motion pattern consistent with the user moving the device's display into his line of sight. In response to detecting a raise gesture, the device can activate its display and/or other components. Detection of a raise gesture can occur in stages, and activation of different components can occur at different stages.

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