Results 71 to 80 of about 95,222 (318)

Weaving Intelligence: Thermally Drawn Multimaterial Fibers Toward AI‐Enabled Smart Textiles

open access: yesAdvanced Materials, EarlyView.
Thermally drawn multimaterial fibers are rapidly advancing as intelligent structural units for next‐generation smart textiles. Integrating multimaterial architectures with neuromorphic and spiking‐neural‐network principles enables fabrics that can sense, compute, and adapt autonomously.
Vuong Dinh Trung   +9 more
wiley   +1 more source

Weighted Sum Secrecy Rate Optimization for Cooperative Double-IRS-Assisted Multiuser Network

open access: yesIET Signal Processing
In this paper, we present a double-intelligent reflecting surfaces (IRS)-assisted multiuser secure system where the inter-IRS channel is considered.
Shaochuan Yang   +6 more
doaj   +1 more source

TruFiX: A Configurable Trust-Based Cross-Layer Protocol for Wireless Sensor Networks

open access: yesIEEE Access, 2017
The cross-layering concept has enabled flexibility in sensor communication by decreasing the level of modularity through inter-layer information exchange. This has improved adaptability, reliability, and efficiency in the communication process.
Idris Abubakar Umar   +3 more
doaj   +1 more source

Convergence of Satellite and Terrestrial Networks: A Comprehensive Survey

open access: yesIEEE Access, 2020
The explosive growth of various services boosts the innovation and development in terrestrial communication systems for the implementation of the next generation mobile communication networks.
Peng Wang   +5 more
doaj   +1 more source

Performance Limits and Design Issues in Wireless Networks [PDF]

open access: yes, 2007
The increasing utilization of networks, especially wireless networks, for different applications and in different aspects of modern life, has directed a great deal of attention towards the analysis and optimal design of networks.
Farajidana, Amir
core   +1 more source

Deep Learning Inverse Design of Phase‐Change Reconfigurable Terahertz Metadevices for Multidimensional Secure Communication

open access: yesAdvanced Materials, EarlyView.
A deep learning inverse‐design framework is established to create versatile reconfigurable terahertz metadevices. By synergizing deep learning with phase‐change materials, this approach enables on‐demand customization of multidimensional electromagnetic responses.
Yisheng Dong   +11 more
wiley   +1 more source

Multiantenna Wireless Communication Systems

open access: yes, 2005
Antenna diversity has become of critical importance in today's mobile communications systems and this groundbreaking book offers professionals new approaches to designing transmission strategies for multi-antenna systems.
BARBAROSSA, Sergio
core  

High‐Sensitivity Terahertz Gas Sensing Enabled by Undercut Metal‐Dielectric‐Metal Metamaterial

open access: yesAdvanced Materials Interfaces, EarlyView.
A terahertz (THz) metamaterial gas sensor is demonstrated using a metal–dielectric–metal (MDM) absorber with an undercut dielectric layer, which enlarges the gas‐replaced volume and strengthens refractive‐index perturbation of the resonant mode. A reflection dip at 0.766 THz is observed, and acetone–nitrogen tests yield concentration‐dependent shifts ...
Naoki Inomata   +2 more
wiley   +1 more source

An Empirical Study of 5G, Wi-Fi 6, and Multi-Connectivity Scalability in an Indoor Industrial Scenario

open access: yesIEEE Access
Industry 4.0 is being adopted by the manufacturing sector to improve the flexibility and reduce installation costs by the use of wireless connectivity.
David Segura   +5 more
doaj   +1 more source

Resource allocation in heterogeneous cognitive radio sensor networks

open access: yesInternational Journal of Distributed Sensor Networks, 2019
Cognitive radio sensor networks offer a promising means of meeting rapidly expanding demand for wireless sensor network applications in new monitoring and objects tracking fields.
Mohammed Al-Medhwahi   +4 more
doaj   +1 more source

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