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ICC
2007
IEEE
145views Communications» more  ICC 2007»
14 years 1 months ago
Adaptive vs. Diversity Transmission for Multiuser MISO Systems with Imperfect CSIT
Abstract— Adaptive transmission techniques including transmit beamforming, precoding, and opportunistic scheduling offer high spectral efficiency when channel state information ...
Frederick K. H. Lee, Mai H. Vu, Arogyaswami Paulra...
GLOBECOM
2006
IEEE
14 years 1 months ago
Low-Complexity Adaptive High-Resolution Channel Prediction for OFDM Systems
Abstract— We propose a low-complexity adaptive highresolution channel prediction algorithm for pilot symbol assisted orthogonal frequency division multiplexing (OFDM) systems. Th...
Ian C. Wong, Brian L. Evans
WCNC
2008
IEEE
14 years 1 months ago
Joint Power and Bandwidth Allocation in Multihop Wireless Networks
Abstract—This paper considers power and bandwidth allocation to maximize the end-to-end rate in a multihop wireless network. Assuming an orthogonal frequency division multiplexin...
Deqiang Chen, J. Nicholas Laneman
ICC
2007
IEEE
105views Communications» more  ICC 2007»
14 years 1 months ago
Phase Noise Suppression for OFDM Systems Over Fast Time-Varying Channels
— This paper derives a phase-noise suppression scheme for orthogonal frequency division multiplexing (OFDM) systems. This scheme is a maximum likelihood approach that exploits th...
O. Can Ozdural, Huaping Liu
JSAC
2007
142views more  JSAC 2007»
13 years 7 months ago
Non-Cooperative Resource Competition Game by Virtual Referee in Multi-Cell OFDMA Networks
— In this paper, a distributive non-cooperative game is proposed to perform sub-channel assignment, adaptive modulation, and power control for multi-cell multi-user Orthogonal Fr...
Zhu Han, Zhu Ji, K. J. Ray Liu