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Uplink system capacity of a cellular network with cooperative mobile relay

Kiran Vanganuru, Matthew Puzio, Gregory Sternberg, Kandarp Shah, Samian Kaur
2011 2011 Wireless Telecommunications Symposium (WTS)  
This paper studies the performance of a hybrid cellular network with cellular controlled direct radio links between multiple mobile User Equipments (UEs).  ...  The main focus is on the uplink of the proposed system with multiple idle UEs acting as relays to assist the communication of any given UE with an active connection.  ...  CONCLUSIONS AND FUTURE WORK In this paper, we analyze the uplink performance of a cellular system that allows the use of mobile terminals as relays by enabling direct UE-to-UE communication.  ... 
doi:10.1109/wts.2011.5960862 dblp:conf/wts/VanganuruPSSK11 fatcat:j2rk7oongrcnxlqmftnzxuihwe

Information-theoretic implications of constrained cooperation in simple cellular models

Shlomo Shamai, Osvaldo Simeoney, Oren Somekhz, Amichai Sanderovich, Benjamin M. Zaidel, H. Vincent Poor
2008 2008 IEEE 19th International Symposium on Personal, Indoor and Mobile Radio Communications  
Nonfading and fading uplink and downlink channels adhering to simple Wyner-type, cellular system models are targeted.  ...  Recent information theoretic results on cooperation in cellular systems are reviewed, addressing both multicell processing (cooperation among base stations) and relaying (cooperation at the user level)  ...  ACKNOWLEDGMENT This research was supported by a Marie Curie Outgoing International Fellowship and the NEWCOM++ network of excellence within the 6th and 7th European Community Framework Programmes, respectively  ... 
doi:10.1109/pimrc.2008.4699957 dblp:conf/pimrc/ShamaiSSSZP08 fatcat:hi7mwdkdd5evzayms4xeuewqeu

Joint Cooperative Shared Relaying and Multipoint Coordination for Network MIMO in 3GPP LTE-Advanced Multihop Cellular Networks [chapter]

Anthony Lo, Peng Gu
2011 Recent Developments in Mobile Communications - A Multidisciplinary Approach  
With relaying, the mobile terminal communicates with the base station via a relay node that is wirelessly connected to the base station using the same radio resources as for the mobile terminal that is  ...  Relaying is employed as a low-cost solution to enhance cell-coverage and -capacity.  ...  The RN and the sources form a network MIMO system. Such an RN is referred to as cooperative relay. System model Our system model considers an arbitrary hexagonal cellular network.  ... 
doi:10.5772/27847 fatcat:4p5eehplnzd43k4sdkaxvgmxgi

Multihop Cooperative Transmissions For Asymmetric Traffic Accommodation In Cdma/Fdd Cellular Networks

Kazuo Mori, Takeo Saga, Katsuhiro Naito, Hideo Kobayashi
2010 Zenodo  
This paper proposes an asymmetric trafc accommodation scheme adopting a multihop cooperative transmission technique for CDMA/FDD cellular networks.  ...  The asymmetric trafc between uplink and downlink over recent mobile communication systems has been conspicuous because of providing new communication services.  ...  However, current mobile communication networks, such as the third generation cellular networks, have a symmetric structure, in which uplink and downlink occupy the same frequency bandwidth, because the  ... 
doi:10.5281/zenodo.1077466 fatcat:xhqlxjgrcnftvo2qfc46gdgqyi

Cognitive Cellular Systems within the TV Spectrum

Joachim Sachs, Ivana Maric, Andrea Goldsmith
2010 2010 IEEE Symposium on New Frontiers in Dynamic Spectrum (DySPAN)  
While the proposed approach requires that a cellular base station spends a part of its power to cooperate with the TV system, at the same time, it opens up frequency bands with favorable propagation properties  ...  We show the performance gains of the proposed overlay approach for both the downlink and uplink of the cellular system.  ...  Similarly, a mobile cellular network operates in its allocated frequency band. In addition, the cellular network utilizes the TV frequency band as a secondary user in order to increase its capacity.  ... 
doi:10.1109/dyspan.2010.5457874 fatcat:w6qoka2tgbgi3e7wyxz5z27yuq

Resource Allocation in Millimeter-Wave Device-to-Device Networks

Filbert Onkundi Ombongi, Heywood Ouma Absaloms, Philip Langat Kibet
2019 Mobile Information Systems  
Furthermore, the current cellular network traffic can also be offloaded by the D2D user devices thereby reducing loading at Base Stations (BSs), which would then increase the system capacity.  ...  streaming of data, and socially aware networking.  ...  for cellular and D2D users Uplink 8 Mobile Information Systems Table 3 : 3 Merits and demerits of the mathematical solution techniques.  ... 
doi:10.1155/2019/5051360 fatcat:z6oj655y7vb4rldyd3d72vy72e

Energy efficient opportunistic uplink packet forwarding in hybrid wireless networks

Arash Asadi, Vincenzo Mancuso
2013 Proceedings of the the fourth international conference on Future energy systems - e-Energy '13  
To achieve this goal, we propose a novel two-tier uplink forwarding scheme in which users cooperate, in particular by forming clusters of dual-radio mobiles in hybrid wireless networks.  ...  Opportunistic schedulers have been primarily proposed to enhance capacity of cellular networks.  ...  A cluster is simply a group of mobile users that communicate with each other over a WiFi network.  ... 
doi:10.1145/2487166.2487197 dblp:conf/eenergy/AsadiM13 fatcat:qfg3mzmxhrbk3bz7enyciiz3qi

Multi-Cell MIMO Cooperative Networks: A New Look at Interference

David Gesbert, Stephen Hanly, Howard Huang, Shlomo Shamai Shitz, Osvaldo Simeone, Wei Yu
2010 IEEE Journal on Selected Areas in Communications  
In dense networks where interference emerges as the key capacitylimiting factor, multi-cell cooperation can dramatically improve the system performance.  ...  This paper presents an overview of the theory and currently known techniques for multi-cell MIMO (multiple input multiple output) cooperation in wireless networks.  ...  Pioneering work on the information-theoretic capacity of the uplink of cellular networks with full base station cooperation was done in the early 90s [8] , [9] .  ... 
doi:10.1109/jsac.2010.101202 fatcat:k4f5hsuz6jfpzi6fqhena2f5iq

LTE Advanced The 4G Mobile Broadband Technology

Jolly Parikh, Anuradha Basu
2011 International Journal of Computer Applications  
By the design and optimization of upcoming radio access techniques and a further evolution of the existing system, the Third Generation Partnership Project (3GPP) had laid down the foundations of the future  ...  for LTE Advanced systems, have been discussed.  ...  Other benefits of relaying in cellular networks are: providing high data rate coverage in high shadowing environments (e.g. indoors) and hotspots, reducing the deployment costs of cellular networks, prolonging  ... 
doi:10.5120/1776-2449 fatcat:ka3mwnizc5hnvhcztlujedq5te

Economics and Optimizations in Wireless Communication Networks

Lingjie Duan, Fei Richard Yu, Lin Gao
2016 Mobile Information Systems  
The system model considered here consists of multiple D2D user pairs attempting to share the uplink radio resources of a cellular network.  ...  Potential topics of this special issue include 5G communication systems, green communications, dynamic spectrum access, cooperative communications, cellular-WiFi networks, mobile social networks, mobile  ...  The system model considered here consists of multiple D2D user pairs attempting to share the uplink radio resources of a cellular network.  ... 
doi:10.1155/2016/6172094 fatcat:qbgqhyouljdhbgf6kstenxnvty

Cooperative mobile-to-mobile file dissemination in cellular networks within a unified radio interface

Larissa Popova, Thomas Herpel, Wolfgang Gerstacker, Wolfgang Koch
2008 Computer Networks  
Systems) for cooperative sharing of data among mobile terminals.  ...  In this paper, a data dissemination technique is introduced for cellular networks by embedding peer-to-peer data transfer into the hierarchical architecture of UMTS (Universal Mobile Telecommunication  ...  The motivation for cooperation between cellular wireless and peer-to-peer networks is the predicted ability of peer-to-peer systems to complement conventional cellular networks in areas with poor coverage  ... 
doi:10.1016/j.comnet.2007.12.007 fatcat:7ozgecdklvgpveguys3njbjor4

Full-Duplex Non-Orthogonal Multiple Access for Modern Wireless Networks [article]

Mohammadali Mohammadi, Xiaoyan Shi, Batu K. Chalise, Himal A. Suraweera, Caijun Zhong, John S. Thompson
2017 arXiv   pre-print
Specifically, we provide a comprehensive overview on application of full-duplex NOMA in cellular networks, cooperative and cognitive radio networks, and characterize gains possible due to full-duplex operation  ...  In this article, we consider the feasibility and benefits of combining full-duplex operation with NOMA for modern communication systems.  ...  A potential application of full-duplex transceivers in NOMA systems is to enable simultaneous uplink and downlink transmissions in a cellular network, where data from the paired users in the uplink channel  ... 
arXiv:1710.11062v2 fatcat:mngthlvmnzeaddxa4vihcfonfu

Two-Hop Opportunistic Scheduling in Cooperative Cellular Networks

Jihwan Kim, Joohyun Lee, Kyuho Son, Seungho Song, Song Chong
2012 IEEE Transactions on Vehicular Technology  
This paper investigates the possibility of improving capacity and fairness at the same time, specifically in two-hop cellular networks.  ...  Due to the tradeoff between capacity and fairness in a wide variety of networks, increasing one objective may deteriorate the other.  ...  SYSTEM MODEL Network Model: We consider a wireless cellular network of one base station (BS) and multiple MSs. Denote by K a set of MSs in the cell.  ... 
doi:10.1109/tvt.2012.2209691 fatcat:5ed6yr26knaxfn3lgsjvlulzke

Relay Architectures for 3GPP LTE-Advanced

StevenW Peters, AliY Panah, KienT Truong, RobertW Heath
2009 EURASIP Journal on Wireless Communications and Networking  
The main challenge faced by relay deployments in cellular systems is overcoming the extra interference added by the presence of relays.  ...  The performance of each strategy as a function of location, sectoring, and frequency reuse are compared with localized base station coordination.  ...  Acknowledgment This work was supported by a gift from Huawei Technologies, Inc.  ... 
doi:10.1155/2009/618787 fatcat:ir5pmtm67nf73nfpuowyd2adq4

Safeguarding 5G Networks through Physical Layer Security Technologies

Li Sun, Kamel Tourki, Yafei Hou, Lu Wei
2018 Wireless Communications and Mobile Computing  
The impact of masquerading attack on the outage and capacity performance of cooperative relaying networks was investigated in "On the Performance of the DNPS-Based Relay Networks under Masquerading Attack  ...  Bouida et al. proposed a PLS scheme for dualhop cooperative networks with an external eavesdropper.  ...  We also appreciate the experts who participated in the peer review process and provided constructive comments which significantly improved the quality of the manuscripts.  ... 
doi:10.1155/2018/7503735 fatcat:pz6f7bzyh5hsfjqlf67epn72oy
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