Results 31 to 40 of about 4,599,562 (265)

On Optimal Geographical Caching in Heterogeneous Cellular Networks [PDF]

open access: yes2017 IEEE Wireless Communications and Networking Conference (WCNC), 2017
We investigate optimal geographical caching in heterogeneous cellular networks, where different types of base stations (BSs) have different cache capacities. The content library contains files with different popularities. The performance metric is the total hit probability.
Berksan Serbetci, Jasper Goseling
openaire   +6 more sources

Hierarchical Federated Learning ACROSS Heterogeneous Cellular Networks [PDF]

open access: yesICASSP 2020 - 2020 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), 2020
We study collaborative machine learning (ML) across wireless devices, each with its own local dataset. Offloading these datasets to a cloud or an edge server to implement powerful ML solutions is often not feasible due to latency, bandwidth and privacy constraints.
Abad M. S. H.   +3 more
openaire   +5 more sources

Proof-of-Concept of a Millimeter-Wave Integrated Heterogeneous Network for 5G Cellular

open access: yesSensors, 2016
The fifth-generation mobile networks (5G) will not only enhance mobile broadband services, but also enable connectivity for a massive number of Internet-of-Things devices, such as wireless sensors, meters or actuators.
Shozo Okasaka   +6 more
doaj   +1 more source

Downlink coverage analysis in a heterogeneous cellular network [PDF]

open access: yes2012 IEEE Global Communications Conference (GLOBECOM), 2012
In this paper, we consider the downlink signal-to-interference-plus-noise ratio (SINR) analysis in a heterogeneous cellular network with K tiers. Each tier is characterized by a base-station (BS) arrangement according to a homogeneous Poisson point process with certain BS density, transmission power, random shadow fading factors with arbitrary ...
Madhusudhanan, Prasanna   +4 more
openaire   +4 more sources

Big Data Analytics in Mobile Cellular Networks

open access: yesIEEE Access, 2016
Mobile cellular networks have become both the generators and carriers of massive data. Big data analytics can improve the performance of mobile cellular networks and maximize the revenue of operators.
Ying He   +5 more
doaj   +1 more source

Collaborative Heterogeneous Underlaying Cellular Networks:Fundamental Theories and Key Technologies

open access: yesDianxin kexue, 2014
The research progress and contributions about the fundamental theories and key technologies of collaborative heterogeneous underlaying cellular networks were introduced.
Mingxin Zhou   +5 more
doaj   +2 more sources

Adaptive Bandwidth Management and Joint Call Admission Control to Enhance System Utilization and QoS in Heterogeneous Wireless Networks

open access: yesEURASIP Journal on Wireless Communications and Networking, 2007
The coexistence of different cellular networks in the same area necessitates joint radio resource management for enhanced QoS provisioning and efficient radio resource utilization.
Falowo Olabisi E, Chan HAnthony
doaj   +2 more sources

Decoupled Downlink and Uplink Access for Aerial Terrestrial Heterogeneous Cellular Networks

open access: yesIEEE Access, 2020
To enable reliable connectivity in highly dynamic and dense communication environments, aerial-terrestrial heterogeneous cellular networks (AT-HCNs) have been proposed as a plausible enhancement to the conventional terrestrial HCNs (T-HCNs).
Mohammad Arif   +4 more
doaj   +1 more source

Large System Analysis of Heterogeneous Cellular Networks With Interference Alignment

open access: yesIEEE Access, 2018
In this paper, we conduct large system analysis of heterogeneous cellular networks (HCNs) which are modeled as a two-tier cellular network consisting of one macro base station (MaBS) and multiple micro base stations (MiBSs) distributed according to a ...
Xue Jiang   +4 more
doaj   +1 more source

Mobility-aware QoS assurance in software-defined radio access networks: an analytical study [PDF]

open access: yes, 2015
Software-defined networking (SDN) has gained a tremendous attention in the recent years, both in academia and industry. This revolutionary networking paradigm is an attempt to bring the advances in computer science and software engineering into the ...
Andreas Bontozoglou   +8 more
core   +1 more source

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