Browsing QMIC Research by Publication Date
Now showing items 21-40 of 340
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Energy Efficient Fair Content Distribution over LTE Networks using Bluetooth Piconets
( QU Wireless Innovations Center (QUWIC) , 2011 , Conference)Energy efficient content distribution with mobileto-mobile cooperation is considered. The distribution method is based on long range transmission from a base station and on short range cooperation between mobile terminals. ... -
Cooperative ad hoc networks for energy and delay efficient content distribution with fast channel variations
( John Wiley and Sons Ltd , 2012 , Article)Cooperative ad hoc networks for the efficient distribution of content of common interest are studied in the case of fast channel variations. Mobiles are grouped into cooperative clusters for the purpose of receiving the ... -
Enhancing the QoS of real-time video streaming over LTE MBMS using D2D communications
( Association for Computing Machinery , 2012 , Conference)Real-time video streaming over LTE multicast and broadcast multimedia services (MBMS) is investigated. The impact of device-to-device (D2D) communications in enhancing the quality of service (QoS) and reducing energy ... -
An energy-efficient M2M communication method for leakage detection in underground water pipes
( Association for Computing Machinery , 2012 , Conference)An application of machine-to-machine (M2M) communication for leakage detection in underground water infrastructures is considered. A mobile sensor immersed in the water pipe is assumed to communicate with relay nodes on ... -
A genetic algorithm solution for the operation of green LTE networks with energy and environment considerations
( Springer , 2012 , Conference)The Base Station (BS) sleeping strategy has become a well-known technique to achieve energy savings in cellular networks by switching off redundant BSs mainly for lightly loaded networks. Besides, the exploitation of ... -
A cooperative multihop approach for energy efficient wireless content distribution
( VDE VERLAG GMBH , 2012 , Conference)Cooperative content distribution for the purpose of energy minimization is investigated in the framework of multihop wireless networks. Mobile terminals cooperate to receive content of common interest from the base station ... -
A utility minimization approach for energy-aware cooperative content distribution with fairness constraints
( Associazione Elettrotecnica ed Elettronica Italiana , 2012 , Article)Cooperation between mobile terminals (MTs) with the objective of energy minimization is studied. The purpose is to distribute a content of common interest to collaborating MTs while ensuring a reduced energy consumption. ... -
Green communications in LTE networks with environmentally friendly small cell base stations
( IEEE , 2012 , Conference)Green communications in LTE networks with environmentally friendly small cell base stations (BSs) are investigated. An approach to reassign mobile users to different LTE BSs is proposed. The objective is to achieve energy ... -
Distributed Load Balancing through Self Organisation of cell size in cellular systems
( IEEE , 2012 , Conference)Uneven traffic load among the cells increases call blocking rates in some cells and causes low resource utilisation in other cells and thus degrades user satisfaction and overall performance of the cellular system. Various ... -
Resource Allocation in Uplink OFDMA Wireless Systems: Optimal Solutions and Practical Implementations
( John Wiley and Sons , 2012 , Book)Tackling problems from the least complicated to the most, Resource Allocation in Uplink OFDMA Wireless Systems provides readers with a comprehensive look at resource allocation and scheduling techniques (for both single ... -
A survey on uplink resource allocation in OFDMA wireless networks
( IEEE , 2012 , Article Review)OFDMA has been selected as the multiple access scheme for state-of-the-art wireless communication systems. Efficient resource allocation in OFDMA wireless networks is essential in order to meet the quality of service ... -
On real-time video streaming over LTE networks with mobile-to-mobile cooperation
( IEEE , 2012 , Conference)Real-time video streaming over LTE networks is investigated in the presence of mobile-to-mobile collaboration. Mobiles are grouped into collaborative clusters using a low-complexity clustering algorithm. In each cluster, ... -
Cooperative relay-based multicasting for energy and delay minimization
( IEEE , 2012 , Conference)Relay-based multicasting for the purpose of cooperative content distribution is studied. Optimized relay selection is performed with the objective of minimizing the energy consumption or the content distribution delay ... -
Delay efficient cooperation in public safety vehicular networks using LTE and IEEE 802.11p
( IEEE , 2012 , Conference)Cooperative schemes for critical content distribution over vehicular networks are presented and analyzed. The first scheme is based on unicasting from the base station, whereas the second is based on threshold based ... -
Performance study of the implementation of green communications in LTE networks
( IEEE , 2012 , Conference)The application of green communications to LTE networks is analyzed. An approach to reassign mobile users to different LTE BSs is proposed. The objective is to achieve energy savings by switching off lightly loaded BSs ... -
Optimized frequency allocation for interference mitigation in femtocellular networks
( IEEE , 2012 , Conference)The recent introduction of femtocells enabled high data rates and better coverage indoors without the need for upgrading the network infrastructure or site establishment. However, Femtocells may suffer from major interference ... -
On the performance of distributed base stations in LTE public safety networks
( IEEE , 2012 , Conference)Distributed base stations are studied in the framework of LTE public safety networks. In the proposed model, users are connected to remote radio heads deployed throughout the cell and connected to a central base station. ... -
A fairness-based preemption algorithm for LTE-Advanced
( IEEE , 2012 , Conference)In this paper, we propose a fairness-based preemption algorithm for 3GPP LTE-Advanced. It considers bearers' priorities as well as their QoS over-provisioning with respect to their minimum QoS needs into the partial ... -
Call admission control with resource reservation for multi-service OFDM networks
( IEEE , 2012 , Conference)In OFDM wireless networks, the radio resources are assigned to the users based on their quality of service needs and depending on their channel quality. Thus, during a call session, the bandwidth requirements and needed ... -
Energy-efficient Device-to-Device communications in LTE public safety networks
( IEEE , 2012 , Conference)Device-to-Device communications are studied in the framework of LTE public safety networks. We propose a model where devices cooperate on the short range by forming coalitions for the purpose of energy efficiency. In each ...
