Voici les éléments 1-8 de 8
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Adaptive radio resource management in a sectored cell for broadband wireless access systems
(2010)In this work, we analyze the performance of a multi-user sectored MIMO/OFDMA system under the limited feedback constraint. Dynamic radio resource management methods are used to a reuse-one sectorized cell in order to reduce ... -
Downlink mobile OFDMA resource allocation with minimum user rate requests
(2009)The problem of resource allocation (RA) in a downlink OFDMA system with minimum user rate requests is examined under the realistic scenario of partial (imperfect) channel state information (CSI) at the base station. The ... -
Downlink multi-user transmission for higher user speeds in IEEE 802.16m
(2009)A dynamic resource allocation algorithm with beam steering is evaluated for providing broadband wireless access to mobile users of the emerging IEEE 802.16m air interface standard. Thanks to our design, the coverage area ... -
Downlink transmission optimization and statistical feedback strategies in a multi-user IEEE 802.16m system
(2009)A multi-user MIMO/OFDMA system for the next generation Broadband Wireless Access (BWA) networks is studied, in which the Base Station (BS) has only knowledge of the statistics of the channel. A combination of MIMO, OFDMA ... -
Dynamic radio resource and interference management for MIMO-OFDMA mobile broadband wireless access systems
(2013)A multi-user multi-cell Multiple-Input Multiple Output/Orthogonal Frequency Division Multiple Access (MIMO/OFDMA) system for next generation Broadband Wireless Access (BWA) networks is studied, in which the Base Station ... -
On the applicability of steerable beams in LTE-Advanced networks with high user mobility
(2012)This article deals with the problem of applying scanning narrow beams to long-term evolution (LTE)-advanced networks that include in their coverage areas fast moving mobiles. The system scenario is assumed to include eNodeBs ... -
On the use of distributed directive antenna arrays in mobile OFDMA networks
(2011)Distributed Omni Antenna Systems (OASs) have been proposed to increase the capacity of Broadband Wireless Access (BWA) systems. We investigate the extension of such systems by employing distributed Directive Antenna Arrays ... -
Spatial multiplexing based on distributed antenna arrays for mobile WiMAX networks
(2010)A novel cell architecture based on Distributed Antenna Arrays for next generation mobile WiMAX systems is proposed. By exploiting Spatial Multiplexing and beamforming techniques, our target is to maximize the throughput ...