Results 81 to 90 of about 206,924 (277)

On the Joint Time Synchronization and Source Localization Using TOA Measurements

International 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

Chemically Doped Conductive Polymers for Wearable Health Monitoring

Advanced Materials Technologies, EarlyView.
Among conductive polymers, poly(3,4‐ethylenedioxythiophene):poly(styrenesulfonate) (PEDOT:PSS), polyaniline (PANI), and polypyrrole (PPy) are the most studied and applied. Chemical doping significantly boosts intrinsic conductivity and mechanical robustness.
Mengdi Zuo, Jian Song, Hong Hu, Le Zheng, Lei Zhang, Charles H. Lawrie   +5 more
wiley   +1 more source

Sensor Mobility Control for Multitarget Tracking in Mobile Sensor Networks

International 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

Sensors, 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, Nak-Myoung Sung, Il-Yeup Ahn, Minwoo Ryu, Jaeseok Yun   +4 more
doaj   +1 more source

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

JOIV: 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

Smart Closed‐Loop Systems in Personalized Healthcare: Advances and Outlook

Advanced Materials Technologies, EarlyView.
A smart closed‐loop e‐textile integrates multimodal sensing, onboard processing, wireless communication, and wearable power to enable real‐time physiological/biochemical monitoring and feedback‐controlled therapy. ABSTRACT Smart textiles represent a revolutionary frontier in healthcare, seamlessly blending fabric and advanced technologies to create ...
Safoora Khosravi, Sang Won Lee, Mohammad Abrar Uddin, Sina Hassanpoor, Neha Suvindran, Katherine Le, Harun Arkaz, Harishkumar Narayana, Saeid Soltanian, Danial Khorsandi, Negar Hosseinzadeh Kouchehbaghi, Taeil Kim, Yangzhi Zhu   +12 more
wiley   +1 more source

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

Digital 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, Junghee Lee, Kim-Kwang Raymond Choo   +2 more
doaj   +1 more source

Printed Organic Thermoelectric Generators: Progress and Challenges Towards Efficient Energy Harvesting

Advanced Materials Technologies, EarlyView.
Printed organic thermoelectric generators (OTEGs) enable flexible and sustainable energy harvesting from low‐grade heat. This Perspective critically assesses recent advances in printable thermoelectric materials, 2D and 3D device architectures, and current performance limits of printed OTEGs.
Vijitha Ignatious, Pietro Rossi, Matteo Massetti, Cecilia Mattevi, Francisco Molina‐Lopez, Mario Caironi   +5 more
wiley   +1 more source

Vision‐Augmented Wearable Interfaces: Bioinspired Approaches for Realistic AI‐Human‐Machine Interaction

Advanced Materials Technologies, EarlyView.
This review presents recent progress in vision‐augmented wearable interfaces that combine artificial vision, soft wearable sensors, and exoskeletal robots. Inspired by biological visual systems, these technologies enable multimodal perception and intelligent human–machine interaction.
Jihun Lee, Gwuidong Ryu, Kisoo Kim, Feng Xu, Won Gu Lee   +4 more
wiley   +1 more source

Schottky Barrier Engineering in n‐Type Organic Source‐Gated Transistors Enabling High Conductance

Advanced Materials Technologies, EarlyView.
This study introduces a modified source electrode architecture for n‐type organic source‐gated transistors (OSGTs). By integrating Schottky and Ohmic contact regions, the design achieves a thinner depletion envelope, enhancing mobility nearly tenfold and reducing threshold voltage.
Yonghee Kim, Jae Won Lee, Wonbeen Jeong, Eun Kwang Lee, Jiyoul Lee   +4 more
wiley   +1 more source