Results 81 to 90 of about 121,383 (293)

On the Joint Time Synchronization and Source Localization Using TOA Measurements

open access: yesInternational Journal of Distributed Sensor Networks, 2013
This paper considers the problem of estimating the clock bias and the position of an unknown source using time of arrival (TOA) measurements obtained at a sensor array to achieve time synchronization and source localization.
Ming Sun, Le Yang
doaj   +1 more source

Recent Advances in Laser‐Induced Graphene‐Based Gas Sensors: From Sensing Mechanisms to Biomedical Applications

open access: yesAdvanced Science, EarlyView.
Laser‐induced graphene (LIG) provides a scalable, laser‐direct‐written route to porous graphene architecture with tunable chemistry and defect density. Through heterojunction engineering, catalytic functionalization, and intrinsic self‐heating, LIG achieves highly sensitive and selective detection of NOX, NH3, H2, and humidity, supporting next ...
Md Abu Sayeed Biswas   +6 more
wiley   +1 more source

Sensor Mobility Control for Multitarget Tracking in Mobile Sensor Networks

open access: yesInternational Journal of Distributed Sensor Networks, 2014
In emerging tracking systems using mobile wireless sensor networks, sensor mobility management is essential for balancing the tracking performance and costs under limited network resources and sensor movements.
Yinfei Fu, Le Yang
doaj   +1 more source

Building IoT Services for Aging in Place Using Standard-Based IoT Platforms and Heterogeneous IoT Products

open access: yesSensors, 2017
An aging population and human longevity is a global trend. Many developed countries are struggling with the yearly increasing healthcare cost that dominantly affects their economy.
Sheik Mohammad Mostakim Fattah   +4 more
doaj   +1 more source

Design a blockchain-based middleware layer in the Internet of Things Architecture

open access: yesJOIV: International Journal on Informatics Visualization, 2020
In next-generation computing, the role of cloud, internet and smart devices will be capacious. Nowadays we all are familiar with the word smart. This word is used a number of times in our daily life.
Tanweer Alam
doaj   +1 more source

Beyond 'Happy Apps' : Using the Internet of Things to Support Emotional Health

open access: yes, 2016
Emotions and physical health are strongly related. A first step towards emotional well-being is to monitor, understand and reflect upon one’s feelings and emotions. A number of personal emotion-tracking applications are available today.
Russo, Nancy L   +5 more
core   +1 more source

An Internet of Things (IoT) Acceptance Model. Assessing Consumer’s Behavior toward IoT Products and Applications

open access: yes, 2020
A common managerial and theoretical concern is to know how individuals perceive Internet of Things (IoT) products and applications and how to accelerate adoption of them.
Maria Tsourela, Dafni-Maria Nerantzaki
core   +1 more source

Self‐Assisted Charge Storage‐Release Mechanism Enabling Flexible Design of Biomimetic Triboelectric Nanogenerators

open access: yesAdvanced Science, EarlyView.
Inspired by the mimosa, this study develops a flexible triboelectric nanogenerator with a novel microneedle array and battery‐mimetic architecture. The device introduces a spontaneous charge self‐regulation mechanism that confines the electric field below the air breakdown threshold, and achieves an outstanding charge density of 396.50 µC m−2 ...
Hanpeng Gao   +7 more
wiley   +1 more source

A blockchain future for internet of things security: a position paper

open access: yesDigital Communications and Networks, 2018
Internet of Things (IoT) devices are increasingly being found in civilian and military contexts, ranging from smart cities and smart grids to Internet-of-Medical-Things, Internet-of-Vehicles, Internet-of-Military-Things, Internet-of-Battlefield-Things ...
Mandrita Banerjee   +2 more
doaj   +1 more source

Privacy and the internet of things

open access: yes, 2014
A review of issues of privacy raised by the Internet of ...
O'Hara, Kieron
core  

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