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Coordinated multipoint transmission and reception in LTE-advanced: deployment scenarios and operational challenges

Daewon Lee, Hanbyul Seo, Bruno Clerckx, Eric Hardouin, David Mazzarese, Satoshi Nagata, Krishna Sayana
2012 IEEE Communications Magazine  
In a typical operation, the centralized scheduler controlling a cluster of TPs obtains the PMI/CQI corresponding to joint transmission hypothesis from UE in the cluster and assigns UE to TPs such that  ...  In heterogeneous networks, the numerous pico-cells create more cell boundaries, and the overlay of macro and pico-cells with different transmission powers enlarges the interference zone.  ... 
doi:10.1109/mcom.2012.6146494 fatcat:su3srrwpuzejfdbinrm4n4fxoa

Cooperative interference mitigation and handover management for heterogeneous cloud small cell networks

Haijun Zhang, Chunxiao Jiang, Julian Cheng, Victor C. M. Leung
2015 IEEE wireless communications  
Heterogeneous cloud small cell network (HCSNet), which combines cloud computing and heterogeneous small cell network, will likely play an important role in 5G mobile communication networks.  ...  An effective coordinated multi-point (CoMP) clustering scheme using affinity propagation is adopted to mitigate cell edge users' interference.  ...  We will consider the joint interference mitigation and handover management, as well as joint time delay and clustering in the future works.  ... 
doi:10.1109/mwc.2015.7143331 fatcat:43jy25jc5jguhfoql5au5fecgu

Interference Management Techniques in Small Cells Overlaid Heterogeneous Cellular Networks

Soumya Ranjan Samal
2018 Journal of Mobile Multimedia  
In Heterogeneous Cellular Networks (HCNs) low power small cells are overlaid with the existing macro-only cell which increases the complexity of the network.  ...  Due to the deployment of these small cells in HCNs there are wide varieties of network structures and different transmitting powers which lead to interference in the cellular network.  ...  Learning (RL)) for joint interference management and cell association mechanism.  ... 
doi:10.13052/jmm1550-4646.1432 fatcat:eix5h2qmwvbwpph4vpeph74aku

Cluster based coordinated beamforming and power allocation for MIMO heterogeneous networks

Kianoush Hosseini, Wei Yu, Raviraj S. Adve
2013 2013 13th Canadian Workshop on Information Theory  
Coordinated intercell interference management is essential in dense heterogeneous networks with limited backhaul capacity.  ...  This paper proposes a cluster-based hierarchical cooperative transmission and resource allocation scheme with proportionally fair objective in a cellular network where both the macro base station (BS)  ...  Building upon the work [6] , we propose two SC clustering schemes based on k-means and AP-clustering algorithms in a heterogeneous network.  ... 
doi:10.1109/cwit.2013.6621600 dblp:conf/cwit/HosseiniYA13 fatcat:3dazz5io5vg6jl26xqprtx2ake

Interference Management Enablers For 5G Radio Access Networks

Emmanouil Pateromichelakis, Haris Celik, Roberto Fantini, Ömer Bulakci, Luis M. Campoy, D. M. Gutierrez-Estevez, Ahmed Ibrahim, Javier Lorca, Mehrdad Shariat, Milos Tesanovic, Yang Yang
2016 Zenodo  
Inter-cell interference can be seen as a huge challenge towards meeting the high capacity and coverage targets, as envisioned in 5G era.  ...  aware resource management and minimize the signalling overhead using BS clustering and context-awareness.  ...  ACKNOWLEDGMENT This work has been performed in the framework of the H2020 project METIS-II co-funded by the EU.  ... 
doi:10.5281/zenodo.886368 fatcat:nnfk7xhv3bhsjk7duwpxcdiy7m

Coordinated downlink multi-point communications in heterogeneous cellular networks

A. Barbieri, P. Gaal, S. Geirhofer, T. Ji, D. Malladi, Y. Wei, F. Xue
2012 2012 Information Theory and Applications Workshop  
In this paper we assess how coordination among base stations can be exploited to improve downlink capacity in fourth generation (4G) cellular networks.  ...  Firstly, we describe an enhanced inter-cell interference coordination scheme which is shown to achieve a significant capacity gain in such deployments by leveraging a loose coordination among neighbor  ...  In particular, [6] and [9] proposed an enhanced inter-cell interference coordination (eICIC) method which, by means of a loose coordination among neighbor macro and pico base stations, and through  ... 
doi:10.1109/ita.2012.6181826 dblp:conf/ita/BarbieriGGJMWX12 fatcat:3odeexf6pvbkzeg6jopqwiryh4

Interference Management, Backhaul Routing & Switching off in 5G Hetnets with Mmwave Backhaul Links: A Relative Perspective

Here a heterogeneous network named HetNet is analysed, comprising a macro base station (BS) along with several antennas and an overlaid dense tier possessing SCAs(small cell access points)through a wireless  ...  This work analyses the methods of the ultra-dense wireless 5G heterogeneous networks considering the interference management along the mm-Wave backhaul links to utilize the spectrum and network densification  ...  The algorithm of Q learning is used to enhance the control of power in cell clustering.  ... 
doi:10.35940/ijitee.f3704.049620 fatcat:p72eu6swcjdfxo2imdjifsyk7i

Achieve Sustainable Ultra-Dense Heterogeneous Networks for 5G [article]

Jianping An, Kai Yang, Jinsong Wu, Neng Ye, Song Guo, Zhifang Liao
2017 arXiv   pre-print
In the UDHN, base station is brought closer and closer to users through densely deploying small cells, which would result in extremely high spectral efficiency and energy efficiency.  ...  ., a 1000-fold increase in traffic demand from 4G to 5G, network densification is considered as a key mechanism in the evolution of cellular networks, and ultra-dense heterogeneous network (UDHN) is a  ...  To alleviate the CSI estimation and signalling overhead, instead of allowing coordination among all the cells, the cells can be clustered so that only certain cells in the same cluster joint the CoMP.  ... 
arXiv:1711.05044v1 fatcat:euqeys6nuzh5dgesxmhpmtvojq

Time-domain ICIC and optimized designs for 5G and beyond: a survey

Ling Liu, Yiqing Zhou, Athanasios V. Vasilakos, Lin Tian, Jinglin Shi
2018 Science China Information Sciences  
, and joint optimized designs of ABS-based eICIC and other radio resource management techniques, such as user association and power control.  ...  Time-domain enhanced inter-cell interference coordination (eICIC) is an effective technique to reduce the cross-tier inter-cell interference (ICI) in long term evolution (LTE)-based heterogeneous small  ...  cancellation and multiuser detection, and network-based interference coordination based on spectrum allocation, power control, and time hopping.  ... 
doi:10.1007/s11432-017-9477-4 fatcat:gbu5hggak5baxj4e6s5mbjwv5a

Interference management for heterogeneous networks with spectral efficiency improvement

Heli Zhang, Shanzhi Chen, Xi Li, Hong Ji, Xiaojiang Du
2015 IEEE wireless communications  
A small cell consists of a number of low power nodes such as micro/pico/femto base stations (BSs) deployed in a macrocell, and the integrated architecture is called a heterogeneous network (HetNet).  ...  INTERFERENCE MANAGEMENT FOR HETEROGENEOUS NETWORKS WITH SPECTRAL EFFICIENCY IMPROVEMENT source of interference to cell-edge users of neighboring small cells.  ... 
doi:10.1109/mwc.2015.7096292 fatcat:vcbkv3setzhlrnk52wxpkbhbee

Decoupling 5G Network Control: Centralised Coordination and Distributed Adaptation

Shangjing Lin, Jianguo Yu, Wei Ni, RenPing Liu
2018 International Journal of Computers Communications & Control  
In particular, delay-sensitive interference suppression for data transmission is decoupled from delay-tolerant topology control and base station coordination.  ...  Fifth generation mobile networks (5G) will be featured by miniaturised cells and massive dense deployment.  ...  In particular, delay-sensitive interference suppression for data transmission is decoupled from delay-tolerant topology control and base station coordination.  ... 
doi:10.15837/ijccc.2018.2.2923 fatcat:zpfk6fww6rb7hfd73skfhmi6r4

Resource and Mobility Management in the Network Layer of 5G Cellular Ultra-Dense Networks

Daniel Calabuig, Sokratis Barmpounakis, Sonia Gimenez, Apostolos Kousaridas, Tilak R. Lakshmana, Javier Lorca, Petteri Lunden, Zhe Ren, Pawel Sroka, Emmanuel Ternon, Venkatkumar Venkatasubramanian, Michal Maternia
2017 IEEE Communications Magazine  
The authors would like to acknowledge the contributions of their colleagues in METIS, although the views expressed are those of the authors and do not necessarily represent the project.  ...  Acknowledgement This work was performed in the framework of the FP7 project ICT-317669 METIS, which is partly funded by the European Union.  ...  The joint schedulers coordinate interference by muting cells at a resource block level, perform flexible uplink and downlink switching for a group of coordinating SCs, and assign resource blocks to users  ... 
doi:10.1109/mcom.2017.1600293 fatcat:fgzxeuzpazb5xgjgpqode3bthe

IEEE Access Special Section: Advances in Interference Mitigation Techniques for Device-to-Device Communications

Masood Ur Rehman, Yue Gao, Mohammad Asad Rehman Chaudhry, Ghazanfar Ali Safdar, Yanli Xu
2019 IEEE Access  
with human body, body-centric wireless networks and sensors, remote health care technology, mmWave and nano-communications for body-centric networks, and D2D/H2H communications.  ...  He is acting as an Associate Editor of IEEE ACCESS and the IET Electronics Letters and a Lead Guest Editor for numerous special issues of renowned journals.  ...  In the first scenario, it is assumed that the system employs distance-based fractional power control with no multicell coordination.  ... 
doi:10.1109/access.2019.2951878 fatcat:zthsxfmndfeazgzcx67ge4d4k4

Performance upper bounds for coordinated beam selection in LTE-Advanced

Jochen Giese, M. Awais Amin
2010 2010 International ITG Workshop on Smart Antennas (WSA)  
The impacts of a heterogeneous layout on the interference characteristics in the downlink are evaluated by simulation and an assessment of gains achieved through coordination is provided.  ...  Coordinated Multipoint (CoMP) transmission techniques have been considered as tools to improve cell-edge and average data throughput for LTE-Advanced.  ...  A heterogeneous network, in the context of this work, contains macro eNBs and femtos. The femtos are placed in circular clusters.  ... 
doi:10.1109/wsa.2010.5456437 dblp:conf/wsa/GieseA10 fatcat:44eork74afaitl2wp5l55cbm7a

Coordinated multipoint: Concepts, performance, and field trial results

Ralf Irmer, Heinz Droste, Patrick Marsch, Michael Grieger, Gerhard Fettweis, Stefan Brueck, Hans-Peter Mayer, Lars Thiele, Volker Jungnickel
2011 IEEE Communications Magazine  
Coordinated multipoint or cooperative MIMO is one of the promising concepts to improve cell edge user data rate and spectral efficiency beyond what is possible with MIMO-OFDM in the first versions of LTE  ...  These activities have been carried out by a powerful consortium consisting of universities, chip manufacturers, equipment vendors, and network operators.  ...  ACKNOWLEDGMENT The authors acknowledge the excellent cooperation of all project partners within the EASY-C project and the support of the German Federal Ministry of Education and Research (BMBF).  ... 
doi:10.1109/mcom.2011.5706317 fatcat:wbzshq3qzrdpvgrjcioe2oicyi
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