Results 91 to 100 of about 5,869,309 (254)

An optimal pheromone-based route discovery stage for 5G communication process in wireless sensor networks [PDF]

open access: yes
The rapid advancement of 5G communication underscores the need for heightened efficiency within wireless sensor networks (WSNs), where challenges such as data loss, inefficiency, and jitter are exacerbated by complex operations.
Siddaramu, Sinduja Mysore   +1 more
core   +1 more source

Security in Public Mobile Communication Networks [PDF]

open access: yes, 1995
Introduction The increasing use of mobile communication networks results in ever more stringent security requirements. In an information society, availability, integrity and confidentiality are essential.
Dogan Kesdogan   +7 more
core   +2 more sources

Space‐Time Metasurface Antenna Enabled High‐Dimensional Electromagnetic Modulation for Intrinsic Physical Layer Security

open access: yesAdvanced Science, EarlyView.
The concept of high‐dimensional EM modulation using the STMA for physical layer secure communication is illustrated in figure. The STMA consists of a series of programmable unit cells, with 1‐bit reconfigurable phase states (0/π). The STMA is excited by a monochromatic continuous wave (CW) at frequency fc and controlled by a field‐programmable gate ...
Xinyu Fang   +6 more
wiley   +1 more source

Gut Microbial Release of Ferulic Acid From Germinated Quinoa Alleviates Obesity‐Associated Cognitive Impairment by Activating Hippocampal Mitophagy Associated with PINK1/Parkin Pathway

open access: yesAdvanced Science, EarlyView.
Liberation of ferulic acid by gut microbial feruloyl esterase mediates cognitive enhancement of germinated quinoa (GQF) on obese mice. Ferulic acid enriched in GQF is released by gut microbes Roseburia hominis and R. intestinalis and subsequently mediates the neuroprotective effects of GQF on obesity‐induced cognitive decline by activating hippocampal ...
Yongli Lan   +11 more
wiley   +1 more source

Terahertz Communication for 5G and beyond: A Comprehensive Review

open access: yesIraqi Journal for Computers and Informatics
The rapid growth of mobile data traffic, supported via applications like extended reality (XR), communication-based holographic, and huge machine-type connectivity, led 5G network communications to the performance restrictions. Terahertz communication in
Mohanad Salman
doaj   +1 more source

Business Models in 5G/6G Mobile Communications

open access: yes, 2023
Business models in mobile communication have remained surprisingly stable up to 4G. 5G and beyond generations will bring a fundamental change to how mobile connectivity is deployed and commercialized.
Yrjölä, Seppo   +4 more
core   +1 more source

Aberrant GRP78 Phase Transition Sustains Endothelial IRE1α Signaling and Drives Blood–Brain Barrier Failure in Cerebral Amyloid Angiopathy

open access: yesAdvanced Science, EarlyView.
Vascular Aβ40 corrupts GRP78 phase behavior in brain endothelial cells, sustaining IRE1α–TRAF2–JNK signaling and driving apoptosis, tight junction loss, and blood–brain barrier failure in cerebral amyloid angiopathy. Pharmacological IRE1α inhibition restores vascular integrity, reduces leakage, and improves functional outcomes, revealing a targetable ...
Honglin Zheng   +19 more
wiley   +1 more source

Regional communication base station planning scheme based on high traffic demand of Winter Olympic Games

open access: yesDianxin kexue, 2020
Mountain area base station planning and construction,especially in high traffic demand scenarios,always has been a challenge in communication engineering.Taking the public mobile communication network planning of Beijing 2022 Winter Olympic Games and ...
Suxia JIANG, Xi ZHOU, Xinghui HUANG
doaj   +2 more sources

Review of Gastrointestinal Capsule Robots: Materials, Actuation, Diagnostics, and Therapeutics

open access: yesAdvanced Science, EarlyView.
This review examines gastrointestinal capsule robots through a systems engineering lens, covering shell materials, actuation and localization strategies, diagnostic modalities, therapeutic interventions, and commercialization status. By mapping the complete technological chain from fabrication to clinical deployment, this work identifies critical gaps ...
Zengsheng Li   +8 more
wiley   +1 more source

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