Results 51 to 60 of about 20,325,205 (421)

Scalable Pilot Assignment Scheme for Cell-Free Large-Scale Distributed MIMO With Massive Access

open access: yesIEEE Access, 2021
With the explosive growth of mobile communication technology, the number of access terminals has increased dramatically, which will make the pilot contamination caused by pilot reuse extremely worse due to limited pilot resources.
Jiamin Li   +4 more
doaj   +1 more source

Research Communities in cyber security: A Comprehensive Literature Review [PDF]

open access: yes, 2021
In order to provide a coherent overview of cyber security research, the Scopus academic abstract and citation database was mined to create a citation graph of 98,373 authors active in the field between 1949 and early 2020. The Louvain community detection algorithm was applied to the graph in order to identify existing research communities. The analysis
arxiv   +1 more source

Federated Learning for Wireless Communications: Motivation, Opportunities, and Challenges [PDF]

open access: yesIEEE Communications Magazine, 2019
There is a growing interest in the wireless communications community to complement the traditional model-driven design approaches with data-driven machine learning (ML)-based solutions.
Solmaz Niknam   +2 more
semanticscholar   +1 more source

Molecular Communications in Viral Infections Research: Modeling, Experimental Data, and Future Directions [PDF]

open access: yesIEEE Transactions on Molecular Biological and Multi-Scale Communications, 2020
Hundreds of millions of people worldwide are affected by viral infections each year, and yet, several of them neither have vaccines nor effective treatment during and post-infection.
Michael Taynnan Barros   +6 more
semanticscholar   +1 more source

Millimeter Wave Communications for Future Mobile Networks [PDF]

open access: yesIEEE Journal on Selected Areas in Communications, 2017
Millimeter wave (mmWave) communications have recently attracted large research interest, since the huge available bandwidth can potentially lead to the rates of multiple gigabit per second per user.
Ming Xiao   +10 more
semanticscholar   +1 more source

Optical Wireless Communications: Research Challenges for MAC Layer

open access: yesIEEE Access, 2022
Optical wireless communication (OWC) has emerged as a potential addition to current wireless technologies because of its high capacity, security, and unlicensed spectrum.
Monica Bhutani   +2 more
doaj   +1 more source

Bioengineering facets of the tumor microenvironment in 3D tumor models: insights into cellular, biophysical and biochemical interactions

open access: yesFEBS Open Bio, EarlyView.
The tumor microenvironment is a dynamic, multifaceted complex system of interdependent cellular, biochemical, and biophysical components. Three‐dimensional in vitro models of the tumor microenvironment enable a better understanding of these interactions and their impact on cancer progression and therapeutic resistance.
Salma T. Rafik   +3 more
wiley   +1 more source

Low-complexity beam-domain channel estimation and power allocation in hybrid architecture massive MIMO systems

open access: yesEURASIP Journal on Wireless Communications and Networking, 2019
In this journal, we investigate the beam-domain channel estimation and power allocation in hybrid architecture massive multiple-input and multiple-output (MIMO) communication systems.
Xiao Chen   +3 more
doaj   +1 more source

Research on MIX-based anonymous communications

open access: yesTongxin xuebao, 2007
Privacy and anonymity on the Internet are gaining increasing attention from both the scientific and the large Internet user community in recent years.Privacy does not only mean the confidentiality of information,but also mean not revealing who is ...
LU Tian-bo, CHENG Xiao-ming, ZHANG Bing
doaj   +2 more sources

Near Optimal Timing and Frequency Offset Estimation for 5G Integrated LEO Satellite Communication System

open access: yesIEEE Access, 2019
The integration of satellite and terrestrial 5G networks aims to provide ubiquitous coverage, improve service reliability, and enable the network scalability.
Wenjin Wang   +5 more
doaj   +1 more source

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