Episode 06 – State of the Heart
Made by Google Podcast
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Pixel Watch Sensors and Algorithms
Sensors for Pixel Watch include accelerometers, IMU units and barometer. PPG is a sensor that helps us ultimately turn it into things like heart rate metrics by PPG sensors. So what PPG is able to do is it's able to shed the green light and flash the green light on to blood because it's green and red is able to reflect from that. It uses that as an opportunity to say and translate the heart rate.
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