42 search results - page 2 / 9 » Downlink OFDMA Resource Allocation Under Partial Channel Sta... |
ICC
2009
IEEE
13 years 2 months ago
2009
IEEE
Abstract--This paper addresses practical implementation issues of resource allocation in OFDMA networks: inaccuracy of channel state information (CSI) available to the resource all...
ICC
2007
IEEE
13 years 11 months ago
2007
IEEE
— We address the problem of radio resource allocation in the Downlink (DL) of relay–aided cellular system, based on OFDMA transmission technology. There has been little work on...
GLOBECOM
2007
IEEE
13 years 8 months ago
2007
IEEE
In this paper, we derive an optimal resource allocation algorithm for ergodic weighted-sum capacity maximization in OFDMA systems assuming the availability of only partial (imperfe...
GLOBECOM
2008
IEEE
13 years 11 months ago
2008
IEEE
— A novel, practical and low-complexity multi-cell OFDMA downlink channel assignment method using a graphbased approach is proposed in this work. The inter-cell interference (ICI...
VTC
2010
IEEE
13 years 3 months ago
2010
IEEE
—In this paper, we propose a new resource allocation scheme for an OFDMA relay network with multicells. In the proposed scheme, by sharing the channel state information (CSI) bet...