Results 1 to 10 of about 431,582 (257)

Underwater Wireless Communications. [PDF]

open access: yesSensors (Basel)
Effective underwater wireless communications (UWCs) are essential for a variety of military and civil applications, such as submarine communication and discovery of new natural resources in the underwater environment [...]
Esmaiel H, Sun H.
europepmc   +4 more sources

Optical wireless communication [PDF]

open access: yesPhilosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, 2020
Optical wireless communication has attracted significant interest recently in industry and academia. This special issue features a collection of inter-related papers with the intention to cover all necessary multidisciplinary challenges to realize optical wireless networks.
Harald Haas   +2 more
openaire   +4 more sources

5G mmW Link Range Uncertainties From RF System Calculations and OTA Measurements

open access: yesIEEE Access, 2021
Phased arrays in 5G millimeter wave (mmW) communication are used at both link ends to separate users and to enhance the link range. The radio hardware's RF performance metrics vary due to part-to-part variations within component tolerances. In this paper,
Marko E. Leinonen   +4 more
doaj   +1 more source

Internetwork Time Synchronization of Mobile Ad Hoc Networks

open access: yesIEEE Access, 2021
Several time synchronous ad hoc networks may operate in the same geographical area. Although network time synchronization within an individual network has been widely discussed, internetwork time synchronization relying on time sources the networks carry
Harri Saarnisaari   +3 more
doaj   +1 more source

Weighted-Sum-Rate Maximization for an Reconfigurable Intelligent Surface Aided Vehicular Network

open access: yesIEEE Open Journal of the Communications Society, 2021
Recently, reconfigurable intelligent surfaces (RISs) have been identified as one potential solution to avoid performance degradation of using millimeter wave (mmWave) frequencies in vehicular communications.
Dilin Lalindra Dampahalage   +3 more
doaj   +1 more source

Fog-RAN Enabled Multi-Connectivity and Multi-Cell Scheduling Framework for Ultra-Reliable Low Latency Communication

open access: yesIEEE Access, 2022
Ultra-Reliable Low Latency Communication (URLLC) is a newly introduced service class targeting emerging Internet-of-Things (IoT) application scenarios. This paper assumes an interference-limited Fog Radio Access Network (F-RAN) setup composed of multiple
Binod Kharel   +4 more
doaj   +1 more source

Sustainable RF Wireless Energy Transfer for Massive IoT: Enablers and Challenges

open access: yesIEEE Access, 2023
Reliable energy supply remains a crucial challenge in the Internet of Things (IoT). Although relying on batteries is cost-effective for a few devices, it is neither a scalable nor a sustainable charging solution as the network grows massive.
Osmel Martinez Rosabal   +3 more
doaj   +1 more source

Cyber-physical networking for wireless mesh infrastructures [PDF]

open access: yesAdvances in Radio Science, 2012
This paper presents a novel approach for cyber-physical network control. "Cyber-physical" refers to the inclusion of different parameters and information sources, ranging from physical sensors (e.g.
C. Mannweiler   +4 more
doaj   +1 more source

Deep Learning-Based Blind Multiple User Detection for Grant-Free SCMA and MUSA Systems

open access: yesIEEE Transactions on Machine Learning in Communications and Networking, 2023
Massive machine-type communications (mMTC) in 6G requires supporting a massive number of devices with limited resources, posing challenges in efficient random access.
Sivalingam Thushan   +4 more
doaj   +1 more source

Positioning and power optimisation for UAV-assisted networks in the presence of eavesdroppers: a multi-armed bandit approach

open access: yesEURASIP Journal on Wireless Communications and Networking, 2022
Unmanned aerial vehicles (UAVs) are becoming increasingly attractive for the ambitious expectations for 5G and beyond networks due to their several benefits.
Xavier Alejandro Flores Cabezas   +2 more
doaj   +1 more source

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