Beamforming optimization and power allocation for MIMO asymmetric multi-way relay channels

Z Zhou, KK Teav, B Vucetic - IEEE communications letters, 2012 - ieeexplore.ieee.org
A multiple-input multiple-output (MIMO) multi-way relay channel, where a single base station
exchanges independent messages with K users via a relay station, is considered. We …

On the beamforming design for MIMO multipair two-way relay channels

H Chung, N Lee, B Shim, T Oh - IEEE transactions on vehicular …, 2012 - ieeexplore.ieee.org
In this paper, we propose a simple yet effective beamforming technique for multiple-input–
multiple-output (MIMO) multipair two-way relay channels. Two key ingredients in our …

Optimal beamforming for MIMO decode-and-forward relay channels

Z Xu, P Fan, HC Yang, K Xiong… - 2012 IEEE Global …, 2012 - ieeexplore.ieee.org
Multiple input multiple output (MIMO) relay channels has great application potentials in
wireless communication systems and therefore attracts both academia and industrial …

An efficient beamforming scheme for generalized MIMO two-way X relay channels

K Liu, Z Xiang, M Tao, X Wang - 2013 IEEE International …, 2013 - ieeexplore.ieee.org
Recently, a multiple-input multiple-output (MIMO) two-way X relay channel, where two
groups of source nodes each having 2 nodes exchange independent messages via a …

Semi-orthogonal relay selection and beamforming for amplify-and-forward MIMO relay channels

MA Torabi, JF Frigon - 2008 IEEE Wireless Communications …, 2008 - ieeexplore.ieee.org
In this paper we consider a two-hop MIMO parallel relay channel where a source-destination
pair both equipped with M antennas, communicate via K N-antenna half-duplex amplify-and …

Joint power allocation and beamforming for multiuser MIMO two-way relay networks

M Khafagy, A El-Keyi, T ElBatt… - 2011 IEEE 22nd …, 2011 - ieeexplore.ieee.org
In this paper, a multiuser cellular two-way relaying scenario is considered where multiple
single-antenna mobile stations (MSs) and one multiple-antenna base station (BS) …

Joint beamforming and power allocation for MIMO two-way relaying channels

CY Leow, Z Ding, KK Leung - 2011 IEEE International …, 2011 - ieeexplore.ieee.org
We consider multi-input multi-output (MIMO), two way relaying channels where a pair of
multi-antenna users wish to exchange information with the help of a non-regenerative, multi …

Joint transceiver and relay beamforming design for multi-pair two-way relay systems

H Chung, N Lee, B Shim, TW Oh - 2012 IEEE International …, 2012 - ieeexplore.ieee.org
In this work, we propose a simple yet effective beam-forming technique for multiple-input
multiple-output (MIMO) multi-pair two-way relay channels. Two key ingredients in our …

An iterative beamforming optimization algorithm for generalized MIMO Y channels

Z Zhou, B Vucetic - 2012 IEEE International Conference on …, 2012 - ieeexplore.ieee.org
We consider a K-user multiple-input multiple-output (MIMO) relay channel, where each user
sends K-1 independent messages to the other K-1 users via a common relay. All users and …

Joint beamforming and power management for nonregenerative MIMO two-way relaying channels

CY Leow, Z Ding, KK Leung - IEEE transactions on vehicular …, 2011 - ieeexplore.ieee.org
We consider multiple-input-multiple-output (MIMO) two-way relaying channels where a pair
of multiantenna users wishes to exchange information with the help of a nonregenerative …