LPWAN and Embedded Machine Learning as Enablers for the Next Generation of Wearable Devices

The penetration of wearable devices in our daily lives is unstoppable. Although they are very popular, so far, these elements provide a limited range of services that are mostly focused on monitoring tasks such as fitness, activity, or health tracking. Besides, given their hardware and power constra...

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Main Author: Ramon Sanchez-Iborra
Format: Article
Language:English
Published: MDPI AG 2021-07-01
Series:Sensors
Subjects:
Online Access:https://www.mdpi.com/1424-8220/21/15/5218
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author Ramon Sanchez-Iborra
author_facet Ramon Sanchez-Iborra
author_sort Ramon Sanchez-Iborra
collection DOAJ
description The penetration of wearable devices in our daily lives is unstoppable. Although they are very popular, so far, these elements provide a limited range of services that are mostly focused on monitoring tasks such as fitness, activity, or health tracking. Besides, given their hardware and power constraints, wearable units are dependent on a master device, e.g., a smartphone, to make decisions or send the collected data to the cloud. However, a new wave of both communication and artificial intelligence (AI)-based technologies fuels the evolution of wearables to an upper level. Concretely, they are the low-power wide-area network (LPWAN) and tiny machine-learning (TinyML) technologies. This paper reviews and discusses these solutions, and explores the major implications and challenges of this technological transformation. Finally, the results of an experimental study are presented, analyzing (i) the long-range connectivity gained by a wearable device in a university campus scenario, thanks to the integration of LPWAN communications, and (ii) how complex the intelligence embedded in this wearable unit can be. This study shows the interesting characteristics brought by these state-of-the-art paradigms, concluding that a wide variety of novel services and applications will be supported by the next generation of wearables.
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spelling doaj.art-72004a9f1dc541439955e5770ed30d372023-12-03T13:19:24ZengMDPI AGSensors1424-82202021-07-012115521810.3390/s21155218LPWAN and Embedded Machine Learning as Enablers for the Next Generation of Wearable DevicesRamon Sanchez-Iborra0Department of Engineering and Applied Techniques, University Center of Defense at General Air Force Academy, Santiago de la Ribera, 30729 Murcia, SpainThe penetration of wearable devices in our daily lives is unstoppable. Although they are very popular, so far, these elements provide a limited range of services that are mostly focused on monitoring tasks such as fitness, activity, or health tracking. Besides, given their hardware and power constraints, wearable units are dependent on a master device, e.g., a smartphone, to make decisions or send the collected data to the cloud. However, a new wave of both communication and artificial intelligence (AI)-based technologies fuels the evolution of wearables to an upper level. Concretely, they are the low-power wide-area network (LPWAN) and tiny machine-learning (TinyML) technologies. This paper reviews and discusses these solutions, and explores the major implications and challenges of this technological transformation. Finally, the results of an experimental study are presented, analyzing (i) the long-range connectivity gained by a wearable device in a university campus scenario, thanks to the integration of LPWAN communications, and (ii) how complex the intelligence embedded in this wearable unit can be. This study shows the interesting characteristics brought by these state-of-the-art paradigms, concluding that a wide variety of novel services and applications will be supported by the next generation of wearables.https://www.mdpi.com/1424-8220/21/15/5218wearablesTinyMLLPWANLoRAWANmachine learning
spellingShingle Ramon Sanchez-Iborra
LPWAN and Embedded Machine Learning as Enablers for the Next Generation of Wearable Devices
Sensors
wearables
TinyML
LPWAN
LoRAWAN
machine learning
title LPWAN and Embedded Machine Learning as Enablers for the Next Generation of Wearable Devices
title_full LPWAN and Embedded Machine Learning as Enablers for the Next Generation of Wearable Devices
title_fullStr LPWAN and Embedded Machine Learning as Enablers for the Next Generation of Wearable Devices
title_full_unstemmed LPWAN and Embedded Machine Learning as Enablers for the Next Generation of Wearable Devices
title_short LPWAN and Embedded Machine Learning as Enablers for the Next Generation of Wearable Devices
title_sort lpwan and embedded machine learning as enablers for the next generation of wearable devices
topic wearables
TinyML
LPWAN
LoRAWAN
machine learning
url https://www.mdpi.com/1424-8220/21/15/5218
work_keys_str_mv AT ramonsancheziborra lpwanandembeddedmachinelearningasenablersforthenextgenerationofwearabledevices