Isolating True Photoplethysmography in Wearable Optical Sensors from Skin Thickness and Skin Tone: A Time-of-Flight Solution

V. N. Du Le; Elizabeth Badolato

doi:10.1364/SENSORS.2023.STu5C.5

Optica Sensing Congress 2023 (AIS, FTS, HISE, Sensors, ES)
Technical Digest Series (Optica Publishing Group, 2023),
paper STu5C.5
•https://doi.org/10.1364/SENSORS.2023.STu5C.5

Isolating True Photoplethysmography in Wearable Optical Sensors from Skin Thickness and Skin Tone: A Time-of-Flight Solution

V. N. Du Le and Elizabeth Badolato

Optical Sensors 2023

Munich Germany
30 July–3 August 2023
ISBN: 978-1-957171-24-1

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Bio Sensing II (STu5C)

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V. N. Du Le and E. Badolato, "Isolating True Photoplethysmography in Wearable Optical Sensors from Skin Thickness and Skin Tone: A Time-of-Flight Solution," in Optica Sensing Congress 2023 (AIS, FTS, HISE, Sensors, ES), Technical Digest Series (Optica Publishing Group, 2023), paper STu5C.5.

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Abstract

This paper introduces the concept of time-of-flight photoplethysmography (TOF-PPG) and critically examines its credibility over the common continuous-wave (CW-) PPG, and how it may impact the conclusion for morbidly obese group with dark skin tone.

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