4,116 Hits in 4.4 sec

Impact of Mobility in Dense LTE-A Networks with Small Cells

B. Baynat, R.-M. Indre, N. Nya, P. Olivier, A. Simonian
2015 2015 IEEE 81st Vehicular Technology Conference (VTC Spring)  
In this paper, we investigate the impact of mobility on user performance in the context of dense LTE-A networks.  ...  We analyze the impact on performance of some key parameters such as the size of the small cell, the speed and proportion of mobile users and the distribution of their sojourn time.  ...  CONCLUSION We have analyzed the impact of mobility on user performance in LTE-A networks with small cells.  ... 
doi:10.1109/vtcspring.2015.7145869 dblp:conf/vtc/BaynatINOS15 fatcat:aonw36gp25erdctxvyflttw5fm

Impact of Mobility on Communication Latency and Reliability in Dense HetNets

Abdulkadir Kose, Chong Han, Chuan Heng Foh, Mehrdad Dianati
2019 2019 IEEE 89th Vehicular Technology Conference (VTC2019-Spring)  
Simulation results show that the impact of mobility becomes more significant in dense networks due to frequent exposure to cell borders and handovers. Index Terms-Handover, HetNets, 5G, V2X.  ...  Although network densification has been considered as one of the promising solutions to boost capacity and high throughput, the impact of mobility on latency and reliability in dense networks has not been  ...  The first author is funded by Republic of Turkey Ministry of National Education.  ... 
doi:10.1109/vtcspring.2019.8746449 dblp:conf/vtc/KoseHFD19 fatcat:qxru3t2ns5a6dj3mygjhfe7qju

Channel Optimisation and Interference Mitiqation Techniques for Advanced Cellular Mobile Communication

V. Thrimurthulu
2017 International Journal for Research in Applied Science and Engineering Technology  
In this paper, we address the resource and power allocation problem in multiuser Orthogonal Frequency Division Multiple Access (OFDMA) networks such as LTE/LTE-A networks and dense small cell networks.  ...  The next generation wireless cellular communication networks are envisioned to deal with the expected thousand-fold increase in total mobile broadband data and the hundred-fold increase in connected devices  ...  Figure 2 LTE/LTE-A macro cell with dense small cell deployment The Next Generation Mobile Networks (NGMN) alliance expects the emergence of new use cases and business models driven by the customers' and  ... 
doi:10.22214/ijraset.2017.11192 fatcat:6guvc3o35zfg3alnbp2poll564

Joint Dimensioning of Outdoor Heterogeneous Radio Access Networks (HetNet) using Monte Carlo Simulation

Péter Ratkóczy, Attila Mitcsenkov
2015 MACRo 2015  
In this paper we investigated the joint dimensioning of the co-existent radio access networks, the relation between the required macro and small cell densities to meet a certain traffic demand, and compared  ...  the two main, competing technological solutions, namely small cells and Wi-Fi, suitable to complement an LTE (macrocell) network.  ...  Acknowledgement This work has been supported by HSNLab, High Speed Networks Laboratory of the Budapest University of Technology and Economics,  ... 
doi:10.1515/macro-2015-0013 fatcat:7xfgvlacu5chndjwla5wi3uyoe

Overview of LTE-Advanced Mobile Network Plan Layout

Hesham A. Salman, Lamiaa Fattouh Ibrahim, Zaki Fayed
2014 2014 5th International Conference on Intelligent Systems, Modelling and Simulation  
This paper provides a high level overview of antenna placement problem or the cell planning problem, involves locating and configuring infrastructure for LTE-Advanced mobile networks.  ...  The goal of this paper is to present and classify the different research works that have been done so that it can be used as a starting point for future research on topological design of LTE-Advanced networks  ...  By backward compatibility, it is meant that it should be possible to deploy LTE-Advanced in a spectrum already occupied by LTE with no impact on the existing LTE terminals.  ... 
doi:10.1109/isms.2014.106 fatcat:zlyjh4muwvcdro7ns3yu2qzynm

Connection-less communication of IoT devices over LTE mobile networks

Roger Piqueras Jover, Ilona Murynets
2015 2015 12th Annual IEEE International Conference on Sensing, Communication, and Networking (SECON)  
However, with the forecasted deployment of billions of M2M devices, there is a growing concern in the industry that the cellular core may be overloaded by the sharp increase in control plane signaling  ...  A new connection-less communication protocol for IoT systems over LTE mobile networks is proposed to spare signaling exchanges at the cellular core for M2M communications.  ...  This could be the case of dedicated LTE small-cells deployed throughout the warehouse with a very dense deployment of M2M devices.  ... 
doi:10.1109/sahcn.2015.7338323 dblp:conf/secon/JoverM15 fatcat:lpg7evybpzh6vhnnzmc2yxn3qy

Fronthauling for 5G LTE-U Ultra Dense Cloud Small Cell Networks [article]

Haijun Zhang, Yanjie Dong, Julian Cheng, Md. Jahangir Hossain, Victor C. M. Leung
2016 arXiv   pre-print
Ultra dense cloud small cell network (UDCSNet), which combines cloud computing and massive deployment of small cells, is a promising technology for the fifth-generation (5G) LTE-U mobile communications  ...  As a result, fronthauling becomes a challenging problem in 5G LTE-U UDCSNet.  ...  We first describe a CRAN based ultra dense small cell network with the consideration of phantom cell.  ... 
arXiv:1607.07015v1 fatcat:zxc3nbyc4rbf3bd7okz4j6yqxy

Extremely dense wireless networks [Guest Editorial]

Claudio Cicconetti, Antonio La Oliva, David Chieng, Juan Zúñiga
2015 IEEE Communications Magazine  
Efficient mobility management is a firm but challenging requirement in future extremely dense scenarios of mobile networks.  ...  This article revisits the options on the table for LTE and LTE-Advanced, proposing two algorithms to apply time domain and frequency domain small cell interference coordination in a DenseNet.  ... 
doi:10.1109/mcom.2015.7010520 fatcat:wfgxaaav2vbajnjn5gcpj2qx6u

A low-latency control plane for dense cellular networks [article]

Rakesh Misra, Sachin Katti
2014 arXiv   pre-print
Dense deployments are expected to provide a linear capacity scaling with the number of small cells deployed due to spatial reuse gains.  ...  We also show the benefits of SwiftC in implementing complex interference management techniques, and show that with SwiftC small cell deployments can achieve almost a linear capacity scaling with every  ...  The small cell industry expects a linear increase in network capacity with the addition of each small cell base station.  ... 
arXiv:1407.8242v1 fatcat:tdxfcqkglfepxeklrmzh3aalb4

LTE-unlicensed: the future of spectrum aggregation for cellular networks

Ran Zhang, Miao Wang, Lin X. Cai, Zhongming Zheng, Xuemin Shen, Liang-Liang Xie
2015 IEEE wireless communications  
If LTE-U small cells exist in such a dense deployment scenario, it is very likely that one LTE-U small cell has to share the same channel with WiFi systems.  ...  and between LTE-U small cells should be incorporated in a dense deployment scenario.  ... 
doi:10.1109/mwc.2015.7143339 fatcat:yr2qurxlkfbrhegw6u5p6fbuca

A novel architecture for LTE-B :C-plane/U-plane split and Phantom Cell concept

Hiroyuki Ishii, Yoshihisa Kishiyama, Hideaki Takahashi
2012 2012 IEEE Globecom Workshops  
The rest of the paper describes the Phantom Cell concept as well as the challenges of deploying small cells in LTE networks.  ...  This paper introduces a novel approach in increasing the capacity of LTE cellular networks.  ...  With this concept, network operators can maintain basic mobility/connectivity performance even when they deploy only a small number of higher frequency band cells. SPLIT!!!  ... 
doi:10.1109/glocomw.2012.6477646 dblp:conf/globecom/IshiiKT12 fatcat:ty47jnfxbzhx7dtj6isjxu5qcu

Denser Networks for the Future Internet, the CROWD Approach [chapter]

Antonio de la Oliva, Arianna Morelli, Vincenzo Mancuso, Martin Draexler, Tim Hentschel, Telemaco Melia, Pierrick Seite, Claudio Cicconetti
2013 Lecture Notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering  
In this context, CROWD promotes a paradigm shift in the future wireless Internet architecture, towards global network cooperation, dynamic network functionality configuration and fine, on demand, capacity  ...  CROWD pursues four key goals: (i) bringing density-proportional capacity where it is needed, (ii) optimising MAC mechanisms operating in very dense deployments by explicitly accounting for density as a  ...  With small cells, enhancing LTE and WLAN MAC protocols can increase per-cell capacity to a few tens of Gbps.  ... 
doi:10.1007/978-3-642-37935-2_3 fatcat:e4sx6bddkvdrlbvyuw7a7yagta

Hierarchical Mobility via Relaying in Dense Wireless Networks

Sundeep Rangan, Elza Erkip
2011 2011 IEEE Global Telecommunications Conference - GLOBECOM 2011  
This paper proposes a novel relaying-based approach for managing mobility in dense cellular networks. Dense deployment of base stations will have small cells, necessitating frequent handovers.  ...  A simulation of the protocol in a 3GPP Long-Term Evolution (LTE) cellular system with dense cells and high-speed mobiles shows the ability of the protocol to mitigate short-term rate outages during handover  ...  In such scenarios with high-speed mobility in small cells and large network handover delays, connections can drag from one cell to another, reducing the link quality significantly.  ... 
doi:10.1109/glocom.2011.6134476 dblp:conf/globecom/RanganE11 fatcat:jdx6nhzfvzed5cmawafpljmxau

A system-level simulation framework for LTE Femtocells

Francesco Capozzi, Giuseppe Piro, Luigi Alfredo Grieco, Gennaro Boggia, Pietro Camarda
2012 Proceedings of the Fifth International Conference on Simulation Tools and Techniques  
several other problems related to femtocell deployment in a LTE network.  ...  Femtocells represent a new technological advance, conceived to significantly boost cellular network performance.  ...  The deployment of cellular network composed by very small cells (i.e., femtocells) represents today the smartest solution for boosting cellular network services, especially in indoor scenarios [3] .  ... 
doi:10.4108/icst.simutools.2012.247767 dblp:conf/simutools/CapozziPGBC12 fatcat:lbiwyo35jfbo3cft4hjbdqicz4

The Impact of Heterogenous Ultra-dense Network Technologies on the Performance of 4G and 5GNetworks

Heterogenous ultra- dense networks are one of the major technologies to address such challenges. HUDNs play a big role in a cellular system.  ...  In this paper, we introduce the impact of small cells on the cellular system and the technologies the small cells utilize to make the cellular system faces the subscriber's demands.  ...  In the other hand, enabling high dense small cells with multi connectivity and mmwaves backhauls.  ... 
doi:10.35940/ijitee.a8070.1110120 fatcat:nj3oys4oendofpj32ux44jasja
« Previous Showing results 1 — 15 out of 4,116 results