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ICASSP
2008
IEEE
13 years 11 months ago
Efficient channel quantization scheme for multi-user MIMO broadcast channels with RBD precoding
Abstract — Regularized block diagonalization (RBD) is a new linear precoding technique for the multi-antenna broadcast channel and has a significantly improved sum rate and dive...
Bin Song, Florian Roemer, Martin Haardt
ICC
2007
IEEE
103views Communications» more  ICC 2007»
13 years 11 months ago
On the Sum-Rate of Opportunistic Beamforming Schemes with Multiple Antennas at the Receiver
Abstract— The capacity region of Gaussian Multi-InputMultiple-Output (MIMO) broadcast channels has been shown to be achieved by dirty paper coding (DPC). However, due to the high...
Renato G. Bosisio, Umberto Spagnolini
ICC
2007
IEEE
136views Communications» more  ICC 2007»
13 years 11 months ago
Sphere Decoder for a MIMO Multi-User MC-CDMA Uplink in Time-Varying Channels
— We focus on iterative detection for the uplink of a multi-carrier (MC) code division multiple access (CDMA) system based on orthogonal frequency division multiplexing (OFDM). T...
Charlotte Dumard, Thomas Zemen
CORR
2006
Springer
145views Education» more  CORR 2006»
13 years 4 months ago
MIMO Broadcast Channels with Block Diagonalization and Finite Rate Feedback
Block diagonalization is a linear precoding technique for the multiple antenna broadcast (downlink) channel that involves transmission of multiple data streams to each receiver su...
Niranjay Ravindran, Nihar Jindal
CORR
2006
Springer
102views Education» more  CORR 2006»
13 years 4 months ago
On the User Selection for MIMO Broadcast Channels
1 In this paper, we consider a downlink communication system, in which a base station (BS) equipped with M antennas communicates with N users each equipped with K receive antennas....
Alireza Bayesteh, Amir K. Khandani