SYSTEM AND METHOD FOR OBTAINING VITAL MEASUREMENTS USING A MOBILE DEVICE

    公开(公告)号:CA2996305A1

    公开(公告)日:2017-03-30

    申请号:CA2996305

    申请日:2016-09-02

    Applicant: QUALCOMM INC

    Abstract: Methods, systems, computer-readable media, and apparatuses for obtaining vital measurements are presented. The vital measurements may include a blood pressure value that can be obtained by determining a pulse-transit time (PTT) as a function of a photoplethysmography (PPG) measurement and electrocardiogram (ECG) measurement. A mobile device includes an outer body sized to be portable for a user, a processor contained within the outer body, a display coupled to a light guide, and at least one first sensor coupled to the light guide. The display is configured to display an illumination pattern directing light toward blood vessels within the user. The at least one first sensor is configured to measure reflected light from the illumination pattern reflected off of the blood vessels within the user, wherein the processor is configured to obtain a first measurement indicative of changes in blood volume based at least in part on the measured reflected light.

    MOTION SENSOR ASSISTED RATE CONTROL FOR VIDEO ENCODING

    公开(公告)号:IN2210MUN2014A

    公开(公告)日:2015-07-10

    申请号:IN2210MUN2014

    申请日:2014-11-03

    Applicant: QUALCOMM INC

    Abstract: The system and methods for motion sensor assisted rate control for video encoding are described herein. An apparatus for encoding video content comprises a sensor and an encoder. The sensor is configured to provide motion information relating to the apparatus. The encoder is configured to encode the video content based at least in part on a quantization parameter. The encoder is further configured to increase the value of the quantization parameter in response to the provided motion information.

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