780 search results - page 139 / 156 » On Using Channel Prediction in Adaptive Beamforming Systems |
PIMRC
2008
IEEE
15 years 3 months ago
2008
IEEE
Abstract— Consider the problem of base-station and subcarrier assignment on the downlink of a two-cell OFDMA system with adaptive modulation. The aim is to maximize a common data...
ICC
2008
IEEE
15 years 4 months ago
2008
IEEE
— In this paper, we propose an adaptive system for improving videophone transmission over EDCA. We consider that a videophone contains a constant bit rate (CBR) voice source and ...
GLOBECOM
2007
IEEE
15 years 3 months ago
2007
IEEE
— Sphere decoding (SD) is a low complexity maximum likelihood (ML) detection algorithm, which has been adapted for different linear channels in digital communications. The comple...
TWC
2008
14 years 9 months ago
2008
This paper analyzes distributed asynchronous power and rate control for wireless ad hoc networks. Importantly, all network transmitters are considered to be independent of any mana...
TCOM
2010
14 years 7 months ago
2010
—This paper analyzes the quality of service (QoS) of scheduling algorithms for heterogeneous users in multiuser (MU) wireless systems that take advantage from a crosslayer design...