Multiple source-detector pair photoplethysmography (PPG) sensor

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United States of America Patent

PATENT NO 11779231
APP PUB NO 20210330209A1
SERIAL NO

17366235

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Abstract

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Systems, devices, and methods for tracking one or more physiological metrics (e.g., heart rate, blood oxygen saturation, and the like) of a user are described. For example, one or more light sources and one or more light detectors may be positioned on a wearable device such that light can be emitted towards the user's skin and further such that light reflected back to the wearable device can be measured and used to generate values for the one or more physiological metrics.

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Patent Owner(s)

Patent OwnerAddress
FITBIT INC405 HOWARD STREET SUITE 550 SAN FRANCISCO CA 94105

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Deshpande, Aniket Sanjay Fremont, US 7 8
Nadeau, Kyle P San Francisco, US 4 36
Prieto, Javier L Oakland, US 14 337
Richards, Peter W San Francisco, US 76 2240
Sarantos, Chris H San Francisco, US 20 372
Stetson, Paul Francis Piedmont, US 5 7
Weekly, Kevin Pu San Leandro, US 7 182

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