Sciweavers

WIOPT
2010
IEEE
13 years 9 months ago
Iterative power and subcarrier allocation for maximizing WSMR in cellular OFDMA systems
We consider the resource allocation (RA) problem of maximizing the weighted sum of the minimal user rates (WSMR) of coordinated cells subject to a total power constraint at each ba...
Tao Wang, Luc Vandendorpe
TCOM
2010
102views more  TCOM 2010»
13 years 9 months ago
A system performance approach to OSNR optimization in optical networks
Abstract—This paper studies a constrained optical signal-tonoise ratio (OSNR) optimization problem in optical networks from the perspective of system performance. A system optimi...
Yan Pan, Tansu Alpcan, Lacra Pavel
JSAC
2007
104views more  JSAC 2007»
13 years 11 months ago
Tomlinson-Harashima Precoding for Broadcast Channels with Uncertainty
— We consider the design of Tomlinson-Harashima (TH) precoders for broadcast channels in the presence of channel uncertainty. For systems in which uplink-downlink reciprocity is ...
Michael Botros Shenouda, Timothy N. Davidson
CORR
2006
Springer
136views Education» more  CORR 2006»
13 years 11 months ago
Bargaining over the interference channel
In this paper we study the computation of the Nash bargaining solution for the two players, K frequency bands case, under joint FDM/TDM spectrum allocations and total power constra...
Amir Leshem, Ephraim Zehavi
INFOCOM
2008
IEEE
14 years 5 months ago
End-to-End Resource Allocation in OFDM Based Linear Multi-Hop Networks
— We study the end-to-end resource allocation in an OFDM based multi-hop network consisting of a one-dimensional chain of nodes including a source, a destination, and multiple re...
Xiaolu Zhang, Wenhua Jiao, Meixia Tao
ICC
2008
IEEE
142views Communications» more  ICC 2008»
14 years 5 months ago
End-to-End Outage Probability Minimization in OFDM Based Linear Multi-Hop Networks
Abstract— This paper is concerned with the end-to-end transmission outage in an OFDM based wireless multi-hop network. The network consists of a source node, a destination node, ...
Xiaolu Zhang, Meixia Tao, Wenhua Jiao, Chun Sum Ng
GLOBECOM
2008
IEEE
14 years 5 months ago
SINR Balancing for the Multi-User Downlink under General Power Constraints
Abstract—We address the problem of maximizing the minimum signal to interference and noise ratio of individual users via linear precoding in a multiuser downlink channel with mul...
Albrecht J. Fehske, Fred Richter, Gerhard Fettweis