Results 51 to 60 of about 1,550,715 (315)

Design and Implementation of Portable Smart Wireless Pedestrian Crossing Control System

IEEE Access, 2020
Walking is a daily activity that requires an appropriate crosswalk as a key part of the provision of safe transportation infrastructure. In this paper, we design and develop a portable smart wireless control system for pedestrian crossing areas to manage
Wasan Kadhim Saad, Yasir Hashim, Waheb A. Jabbar   +2 more
doaj   +1 more source

Optical Wireless Communications [PDF]

, 2008
Optical Wireless Communications examines some of the most important features of optical wireless communication systems. It considers the benefits and limitations of IR as a medium conveying information wirelessly and compares the advantages and disadvantages of infrared to microwave and other radio systems.
Ramirez-Iniguez, Roberto, Idrus, Sevia M., Sun, Ziran   +2 more
openaire   +2 more sources

Micropatterned Biphasic Printed Electrodes for High‐Fidelity on‐Skin Bioelectronics

Advanced Functional Materials, EarlyView.
Micropatterned biphasic printed electrodes achieve unprecedented skin conformity and low impedance by combining liquid‐metal droplets with microstructured 3D lattices. This scalable approach enables high‐fidelity detection of ECG, EMG, and EEG signals, including alpha rhythms from the forehead, with long‐term comfort and stability.
Manuel Reis Carneiro, Telmo Lopes, André F. Silva, Carmel Majidi, Mahmoud Tavakoli   +4 more
wiley   +1 more source

Voice Assistant Utilization among the Disability Community for Independent Living: A Rapid Review of Recent Evidence

Human Behavior and Emerging Technologies
The rapid advancement and widespread adoption of voice assistance technology have shown promise in benefiting individuals with disabilities, offering increased social participation, independence, and leisure activities.
Paola Esquivel, Kayden Gill, Mary Goldberg, S. Andrea Sundaram, Lindsey Morris, Dan Ding   +5 more
doaj   +1 more source

Prospects of Electric Field Control in Perpendicular Magnetic Tunnel Junctions and Emerging 2D Spintronics for Ultralow Energy Memory and Logic Devices

Advanced Functional Materials, EarlyView.
Electric control of magnetic tunnel junctions offers a path to drastically reduce the energy requirements of the device. Electric field control of magnetization can be realized in a multitude of ways. These mechanisms can be integrated into existing spintronic devices to further reduce the operational energy.
Will Echtenkamp, Brahmdutta Dixit, Yifei Yang, Deyuan Lyu, Thomas Peterson, Qi Jia, Yu‐Chia Chen, Jian‐Ping Wang   +7 more
wiley   +1 more source

A User-centered Smartphone Application for Wireless EEG and its Role in Epilepsy

International Journal of Interactive Multimedia and Artificial Intelligence, 2019
Electroencephalography is well-known for its importance in the diagnosis and treatment of mental and neurological disorders and abnormalities, being especially noted in critically ill patients who suffer a variety of cerebral injuries and altered states ...
Sofía Ahufinger, Paloma Balugo, María Mercedes González, Elías Pequeño, Henar González, Pilar Herrero   +5 more
doaj   +1 more source

iTETRIS: An Integrated Wireless and Traffic Platform for Real-Time Road Traffic Management Solutions [PDF]

, 2008
Wireless vehicular cooperative systems have been identified as an attractive solution to improve road traffic management, thereby contributing to the European goal of safer, cleaner, and more efficient and sustainable traffic solutions.
Cartolano, Fabio, Filali, Fethi, Gozalvez, Javier, Krajzewicz, Daniel, Lan, Lin, Lazaro, Oscar, Robert, Eric, Turksma, Siebe, Urrutia, M. A.   +8 more
core  

Firewalling wireless sensor networks: Security by wireless

2008 33rd IEEE Conference on Local Computer Networks (LCN), 2008
Networked sensors and actuators for purposes from production monitoring and control to home automation are in increasing demand. Until recently, the main focus laid on wired systems, although their deployment requires careful planning and expensive infrastructure that may be difficult to install or modify.
Martinovic, I, Gollan, N, Schmitt, J
openaire   +2 more sources

Metal‐Organic Framework Embedded Electrospun Fibrous Membranes‐Based Hybrid Nanogenerators with Hierarchical Modified Polyamide Films for Mechanical Energy Harvesting and IoT Applications

Advanced Functional Materials, EarlyView.
Hybrid nanogenerator (HNG) based on a zinc‐metal‐organic framework‐loaded fibrous film integrated with a hierarchically modified nylon film having micropatterns and micropores is fabricated via an electrospinning technique, and its electrical properties are optimized. The HNGs are incorporated into wearable garments and automobile systems for practical
Sontyana Adonijah Graham, Anand Kurakula, Venkata Siva Kavarthapu, Jun Kyu Lee, Punnarao Manchi, Mandar Vasant Paranjape, Jae Su Yu   +6 more
wiley   +1 more source

An Hourglass-Shaped Wireless and Passive Magnetoelastic Sensor with an Improved Frequency Sensitivity for Remote Strain Measurements

Sensors, 2020
The conventional magnetoelastic resonant sensor suffers from a low detecting sensitivity problem. In this study, an hourglass-shaped magnetoelastic resonant sensor was proposed, analyzed, fabricated, and tested.
Limin Ren, Moyue Cong, Yisong Tan
doaj   +1 more source