Small Cell Deployments: Recent Advances and Research Challenges
1 Small Cell Deployments: Recent Advances and Research Challenges Zubin Bharucha, DOCOMO Eurolabs, Germany, Emilio Calvanese, CEA-LETI, France, Jiming Chen, Ranplan Wireless Network Design Ltd, UK Xiaoli Chu, University of Sheffield, UK, Afef Feki, Bell-Labs, France, Antonio De Domenico, CEA-LETI, France, Ana Galindo-Serrano, CTTC, Spain, Weisi Guo, University of Sheffield, UK, Raymond Kwan, Ubiquisys, UK, Jimin Liu, Ranplan Wireless Network Design Ltd, UK, David López-Pérez, King’s College London, UK, Massod Maqbool, SAGEMCOM, France, Ying Peng, Datang Telecom Group, China, Samir Perlaza, Princeton University, USA, Guillaume de la Roche, Mindspeed Technologies, France, Serkan Uygungelen, DOCOMO Eurolabs, Germany, Alvaro Valcarce, Triagnosys, Germany, and Jie Zhang, University of Sheffield, UK increase the cell coverage and capacity. Due to their low cost Abstract—This paper summarizes the outcomes of the 5th and easy deployment, small cells provide a viable and cost- International Workshop on Femtocells held at King’s College effective way to improve cellular coverage, capacity and th th London, UK, on the 13 and 14 of February, 2012. The applications for homes, enterprises, as well as for metropolitan workshop hosted cutting-edge presentations about the latest and rural areas. advances and research challenges in small cell roll-outs and heterogeneous cellular networks. This paper provides some Driven by their attractive features and potential advantages, cutting edge information on the developments of Self-Organizing the development and deployment of small cells have gained Networks (SON) for small cell deployments, as well as related standardization supports on issues such as carrier aggregation tremendous momentum in the wireless industry and research (CA), Multiple-Input-Multiple-Output (MIMO) techniques, and communities in recent years.
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