Electronic device that computes health data

    公开(公告)号:US10524671B2

    公开(公告)日:2020-01-07

    申请号:US15667832

    申请日:2017-08-03

    Applicant: Apple Inc.

    Abstract: An electronic device includes a camera, an ambient light sensor, and a proximity sensor. The electronic device uses one or more of the camera and the proximity sensor to emit light into a body part of a user touching a surface of the electronic device and one or more of the camera, the ambient light sensor, and the proximity sensor to receive at least part of the emitted light reflected by the body part of the user. The electronic device computes health data of the user based upon sensor data regarding the received light. In some implementations, the electronic device may also include one or more electrical contacts that contact one or more body parts of the user. In such implementations, the health data may be further computed based on the an electrical measurement obtained using the electrical contacts.

    Modulation and demodulation techniques for a health monitoring system

    公开(公告)号:US10219754B1

    公开(公告)日:2019-03-05

    申请号:US14621268

    申请日:2015-02-12

    Applicant: Apple Inc.

    Abstract: An electronic device includes one or more light sources for emitting light toward a body part of a user and one or more optical sensors for capturing light samples while each light source is turned on and for capturing dark samples while the light source(s) are turned off. A signal produced by the one or more optical sensors is demodulated produce multiple demodulated signals. Each demodulated signal is received by one or more decimation stages to produce a signal associated with each light source. Each signal associated with the light source(s) is analyzed to estimate or determine a physiological parameter of the user.

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