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Coordinated multipoint transmission and reception in LTE-advanced: deployment scenarios and operational challenges
2012
IEEE Communications Magazine
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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
2015
IEEE wireless communications
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2015 pre-print arXiv:1504.08076v1 fatcat:lzwslss44ndlpkmdnc5xuelitiOther Versions
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
2018
Journal of Mobile Multimedia
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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
2013
2013 13th Canadian Workshop on Information Theory
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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
2016
Zenodo
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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
2012
2012 Information Theory and Applications Workshop
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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
2020
VOLUME-8 ISSUE-10, AUGUST 2019, REGULAR ISSUE
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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]
2017
arXiv
pre-print
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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
2018
Science China Information Sciences
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, 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
2015
IEEE wireless communications
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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
2018
International Journal of Computers Communications & Control
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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
2017
IEEE Communications Magazine
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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
2019
IEEE Access
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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
2010
2010 International ITG Workshop on Smart Antennas (WSA)
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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
2011
IEEE Communications Magazine
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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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