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ICC
2008
IEEE
101views Communications» more  ICC 2008»
13 years 10 months ago
SINR Estimation in Random Beamforming with Noisy MIMO Channel Measurements
—An improved SINR metric is proposed for the random beamforming scheme introduced by Sharif and Hassibi, when the channel observation used to compute the SINR is known to be nois...
Roland Tresch, Maxime Guillaud
ICC
2007
IEEE
197views Communications» more  ICC 2007»
13 years 10 months ago
A Distributed Scheduling Algorithm for Multiuser MIMO Systems with 1-bit SINR Feedback
—Opportunistic scheduling in random beamforming maximizes the sum-rate by allocating resources to the users with the best channel condition, thus leveraging on multiuser diversit...
Stefano Sorrentino, Umberto Spagnolini, Lino Moret...
TSP
2008
115views more  TSP 2008»
13 years 3 months ago
Approximation Bounds for Semidefinite Relaxation of Max-Min-Fair Multicast Transmit Beamforming Problem
Consider a downlink multicast scenario where a base station equipped with multiple antennas wishes to simultaneously broadcast a number of signals to some given groups of users ove...
Tsung-Hui Chang, Zhi-Quan Luo, Chong-Yung Chi