DEVICE AND METHOD FOR PROXIMITY DETECTION BASED ON SOUND

    公开(公告)号:US20230258679A1

    公开(公告)日:2023-08-17

    申请号:US18003983

    申请日:2021-06-30

    CPC classification number: G01N35/1011 H04R3/00 H04R1/04 G01N2035/1013

    Abstract: Devices and methods for proximity detection based on sound are provided. According to an embodiment, an acoustic probe includes a sound generator and an acoustic sensor, and at least one of the sound generator or the acoustic sensor is disposed within the dispense chamber portion. According to an embodiment, the liquid dispenser includes a sound generator and an acoustic sensor, and further includes one or more side conduits, where at least one of the sound generator or the acoustic sensor is disposed within a cavity of a respective one of the one or more side conduits, wherein the cavity and a connector of each of the one or more side conduits are free from resonance within a frequency range of the sound sensed by the acoustic sensor.

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