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On multicell cooperative transmission in backhaul-constrained cellular systems

Patrick Marsch, Gerhard Fettweis
2008 Annales des télécommunications  
Recent work has shown that multi-cell cooperative signal processing in cellular networks can significantly increase system capacity and fairness.  ...  strongly constrained backhaul.  ...  In this case, any arbitrary cooperation between base stations is possible, only constrained by the capacity available on each backhaul link.  ... 
doi:10.1007/s12243-008-0028-3 fatcat:5ekz6t54m5d73npaxpb5bwycjm

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  
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)  ...  Next, multicell processing is considered in the presence of cooperation at the user level, focusing on both out-of-band relaying via conferencing users and in-band relaying by means of dedicated relays  ...  Dedicated Relays In this section, we briefly point to the literature on cooperation in cellular networks in the presence of dedicated relay terminals (RTs).  ... 
doi:10.1109/pimrc.2008.4699957 dblp:conf/pimrc/ShamaiSSSZP08 fatcat:hi7mwdkdd5evzayms4xeuewqeu

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  ...  This article also shows the principal feasibility of COMP in two field testbeds with multiple sites and different backhaul solutions between the sites.  ...  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

A multi-layered OFDM system with parallel transmission for multicell cooperative cellular networks

Jiaxin Yang, Xianbin Wang, Sung Ik Park, Heung Mook Kim
2012 EURASIP Journal on Wireless Communications and Networking  
Recent development in multicell cooperation poses significant technical challenges to the design of robust and flexible transmission techniques.  ...  to multicell cooperation.  ...  In addition, two ELs are considered in the demonstration system which are designated to the multicell cooperation signaling and the MBMS, respectively.  ... 
doi:10.1186/1687-1499-2012-103 fatcat:5lamk3gkurb5tf4a6cwsfduewe

Uplink Multicell Processing with Limited Backhaul via Per-Base-Station Successive Interference Cancellation

Lei Zhou, Wei Yu
2013 IEEE Journal on Selected Areas in Communications  
This paper also establishes that in order to achieve to within a constant gap to the maximum SIC rate with infinite backhaul, the limited-backhaul system must have backhaul capacities that scale logarithmically  ...  This paper studies an uplink multicell joint processing model in which the base-stations are connected to a centralized processing server via rate-limited digital backhaul links.  ...  In this latter setting, the uplink multicell model becomes an interference channel with partial receiver cooperation.  ... 
doi:10.1109/jsac.2013.131002 fatcat:xm4wqy247rd3dbsjqlo3ubvzwy

Optimized data symbol allocation in multicell MIMO channels

Rajeev Gangula, Paul de Kerret, David Gesbert, Maha Al Odeh
2011 2011 Conference Record of the Forty Fifth Asilomar Conference on Signals, Systems and Computers (ASILOMAR)  
In practical networks, cooperation between TXs is limited by the constraints on the backhaul network and the common approach to limit the backhaul overhead is to form small disjoint clusters of cooperating  ...  In this work 1 , we consider the joint precoding across K distant transmitters (TXs) towards K single-antenna receivers (RXs).  ...  System Performance model In this work we aim at maximizing the sum-rate of the system under the constrained backhaul overhead.  ... 
doi:10.1109/acssc.2011.6190313 dblp:conf/acssc/GangulaKGO11 fatcat:oyamdmlhq5df7hatkcxn22edae

Uplink Multicell Processing with Limited Backhaul via Per-Base-Station Successive Interference Cancellation [article]

Lei Zhou, Wei Yu
2013 arXiv   pre-print
This paper studies an uplink multicell joint processing model in which the base-stations are connected to a centralized processing server via rate-limited digital backhaul links.  ...  Under the per-base-station SIC framework, this paper further studies the impact of the limited-capacity backhaul links on the achievable rates and establishes that in order to achieve to within constant  ...  In this latter setting, the uplink multicell model becomes an interference channel with partial receiver cooperation.  ... 
arXiv:1208.3024v2 fatcat:baasaekusbew7jpxr3vpyx2lhm

Large-Scale MIMO Versus Network MIMO for Multicell Interference Mitigation

Kianoush Hosseini, Wei Yu, Raviraj S. Adve
2014 IEEE Journal on Selected Topics in Signal Processing  
We consider a cooperative wireless cellular system operating in time-division duplex (TDD) mode, wherein each cooperating cluster includes B base-stations (BSs), each equipped with multiple antennas and  ...  In a network MIMO system, each BS is equipped with only M antennas, but interference cancellation is realized by data and channel state information exchange over the backhaul links and joint downlink transmission  ...  BSs over the backhaul links and joint downlink transmission to the scheduled users.  ... 
doi:10.1109/jstsp.2014.2327594 fatcat:vrcgglfsw5bobnu7d2t3ymkxaq

Uplink multicell processing with limited backhaul via successive interference cancellation

Lei Zhou, Wei Yu
2012 2012 IEEE Global Communications Conference (GLOBECOM)  
This paper studies an uplink multicell joint processing model in which the base-stations are connected to a centralized processing server via rate-limited digital backhaul links.  ...  Under the per-base-station SIC framework, this paper further studies the impact of the limited-capacity backhaul links on the achievable rates and establishes that in order to achieve to within constant  ...  To address this issue, joint multicell processing has been proposed as a viable approach for intercell interference mitigation in future cellular systems.  ... 
doi:10.1109/glocom.2012.6503462 dblp:conf/globecom/ZhouY12 fatcat:4wvnhhd6sbeivceuk23k74sjkq

Optimality Properties, Distributed Strategies, and Measurement-Based Evaluation of Coordinated Multicell OFDMA Transmission

Emil Bjornson, Niklas Jalden, Mats Bengtsson, Björn Ottersten
2011 IEEE Transactions on Signal Processing  
In addition, we show that multicell interference coordination can give substantial improvements in sum performance, but that joint transmission is very sensitive to synchronization errors and that some  ...  The throughput of multicell systems is inherently limited by interference and the available communication resources.  ...  Zetterberg for providing the channel measurements and for his valuable guidance on their details.  ... 
doi:10.1109/tsp.2011.2165706 fatcat:ew4hotf3hnf6pnhn2mmg4x4b2q

Optimized Data Sharing in Multicell MIMO With Finite Backhaul Capacity

Randa Zakhour, David Gesbert
2011 IEEE Transactions on Signal Processing  
This paper addresses cooperation in a multicell environment where base stations (BSs) wish to jointly serve multiple users, under a constrained-capacity backhaul.  ...  We show how the capacity of the backhaul can be used to determine how much of the user data is worth sharing across multiple BSs, particularly depending on how strong the interference is.  ...  In this paper, we focus on the issue of data sharing in a multicell cooperation setup.  ... 
doi:10.1109/tsp.2011.2165949 fatcat:bdxcsuzzejgj7ppzsjvkn4wowy

Adaptive limited feedback links for cooperative multi-antenna multicell networks

Berna Özbek, Didier Le Ruyet
2014 EURASIP Journal on Wireless Communications and Networking  
We illustrate performance of the proposed feedback links for downlink cooperative multi-antenna multicell networks in wireless channels.  ...  In this paper, we propose two adaptive limited feedback strategies for intercell interference cancelation in multi-antenna multicell networks.  ...  for cellular communication system [1, 2] .  ... 
doi:10.1186/1687-1499-2014-193 fatcat:tcw3be4c4bf57jt7oasjaay4g4

Backhaul-Constrained Multicell Cooperation Leveraging Sparsity and Spectral Clustering

Swayambhoo Jain, Seung-Jun Kim, Georgios B. Giannakis
2016 IEEE Transactions on Wireless Communications  
Multicell cooperative processing with limited backhaul traffic is studied for cellular uplinks.  ...  Aiming at reduced backhaul overhead, a sparse multicell linear receive-filter design problem is formulated.  ...  II introduces the system model. Sec. III develops backhaul-constrained distributed cooperation, while Sec. IV presents static and dynamic clustered cooperation.  ... 
doi:10.1109/twc.2015.2480392 fatcat:6bieptknaneldb346n5t4vtv64

A survey of green scheduling schemes for homogeneous and heterogeneous cellular networks

Ting Yang, Fabien Heliot, Chuan Heng Foh
2015 IEEE Communications Magazine  
In this paper, we survey the latest development in energy-efficient scheduling, a.k.a. green scheduling, for both classic and heterogeneous cellular networks.  ...  In addition, most of the existing design exhibits a computational complexity that is too high for being deployed in a real system.  ...  However, high transmit power does not necessarily lead to high network throughput; indeed, in a traditional multicell cellular system, higher transmit power will result in higher co-channel interference  ... 
doi:10.1109/mcom.2015.7321988 fatcat:q7oxkfwau5h5fl2mczbhis5j24

Comparative study of various multiuser detection and base-station cooperation schemes for uplink multicell systems

Xiaojie Ju, Lie-Liang Yang, Youguang Zhang
2013 EURASIP Journal on Wireless Communications and Networking  
In this article, the asymptotic spectral-efficiency (ASE) of multicell systems with various BS cooperation and MUD schemes is derived based on the asymptotic analysis of the channel autocorrelation matrix's  ...  In this contribution, we investigate and compare the spectral-efficiency of uplink multicell systems, when various BS cooperation strategies and detection schemes are employed.  ...  Acknowledgements This study was supported in part by the National Basic Research Program of China (973 Program, Grant No. 2010CB731803) and the National Natural Science Foundation of China (Grant Nos.  ... 
doi:10.1186/1687-1499-2013-71 fatcat:zudd5fm2srhyzpta452jt4ksj4
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