Results 21 to 30 of about 899,756 (284)

SIR Analysis in 3D UAV Networks: A Stochastic Geometry Approach

open access: yesIEEE Access, 2020
In this work, a mathematical framework to evaluate the performance of a finite, three dimensional (3D) unmanned aerial vehicle (UAV) network in the presence of interference is developed.
Charalampos K. Armeniakos   +2 more
doaj   +1 more source

Multi‐antenna diversity gain in terrestrial broadcasting receivers on vehicles: A coverage probability perspective

open access: yesETRI Journal, 2021
This paper theoretically and empirically explores the reliability gain that can be obtained by installing multiple antennas in on‐vehicle broadcasting receivers.
Sungjun Ahn   +5 more
doaj   +1 more source

Machine Learning Enabled Performance Prediction Model for Massive-MIMO HetNet System

open access: yesSensors, 2021
To support upcoming novel applications, fifth generation (5G) and beyond 5G (B5G) wireless networks are being propelled to deploy an ultra-dense network with an ultra-high spectral efficiency using the combination of heterogeneous network (HetNet ...
Shuvabrata Bandopadhaya   +2 more
doaj   +1 more source

Coverage Analysis of Relay Assisted Millimeter Wave Cellular Networks with Spatial Correlation [PDF]

open access: yes, 2019
We propose a novel analytical framework for evaluating the coverage performance of a millimeter wave (mmWave) cellular network where idle user equipments (UEs) act as relays.
He, Biao   +4 more
core   +2 more sources

Heterogeneity in the spread and control of infectious disease: consequences for the elimination of canine rabies [PDF]

open access: yes, 2015
Understanding the factors influencing vaccination campaign effectiveness is vital in designing efficient disease elimination programmes. We investigated the importance of spatial heterogeneity in vaccination coverage and human-mediated dog movements for ...
Cleaveland, Sarah   +9 more
core   +2 more sources

Better Confidence Intervals for a Binomial Proportion

open access: yesCommunications, 2010
Interval estimation of a binomial proportion is one of the basic problems in statistics. In technical practice a binomial proportion is often used in statistical quality control.
Ivana Pobocikova
doaj   +1 more source

The Energy Efficiency of Heterogeneous Cellular Networks Based on the Poisson Hole Process

open access: yesFuture Internet, 2023
In order to decrease energy consumption caused by the dense deployment of pico base stations (PBSs) in heterogeneous cellular networks (HetNets), this paper first analyzes the energy efficiency (EE) of two-tier HetNets and then proposes a method to ...
Yonghong Chen, Lei Xun, Shibing Zhang
doaj   +1 more source

Performance Analysis of Dense Small Cell Networks With Practical Antenna Heights Under Rician Fading

open access: yesIEEE Access, 2018
In this paper, we examine the combined impacts of distance-dependent Rician fading channel model and the absolute difference between the heights of base station (BS) and user equipment (UE) antennas on the coverage probability and the area spectral ...
Amir H. Jafari   +3 more
doaj   +1 more source

Stochastic Geometry-Based Modeling and Analysis of Citizens Broadband Radio Service System

open access: yesIEEE Access, 2017
In this paper, we model and analyze a cellular network that operates in the licensed band of the 3.5-GHz spectrum and consists of a licensed and an unlicensed operator.
Priyabrata Parida   +2 more
doaj   +1 more source

Towards a Realistic Assessment of Multiple Antenna HCNs: Residual Additive Transceiver Hardware Impairments and Channel Aging [PDF]

open access: yes, 1947
Given the critical dependence of broadcast channels by the accuracy of channel state information at the transmitter (CSIT), we develop a general downlink model with zero-forcing (ZF) precoding, applied in realistic heterogeneous cellular systems with ...
Papazafeiropoulos, Anastasios   +1 more
core   +19 more sources

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