Miniature External Temperature Sensing Device for Estimating Subsurface Tissue Temperatures

    公开(公告)号:US20210404883A1

    公开(公告)日:2021-12-30

    申请号:US16917704

    申请日:2020-06-30

    Applicant: Apple Inc.

    Abstract: Embodiments described herein are directed to a temperature measurement device that includes a sensor body configured to be placed on a skin of a user. The temperature measurement device can include a first section defining a first lower surface and having a first thickness, a second section defining a second lower surface and having a second thickness, and a channel separating the first lower surface from the second lower surface. The temperature measurement device can also include a first set of temperature sensors positioned across the first thickness, a second set of temperature sensors positioned across the second thickness, and a processor configured to estimate a tissue temperature of the user based on comparing temperature signals from the first set of temperature sensors with temperature signals from the second set of temperature sensors.

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