Joint optimization in bidirectional multi-user multi-relay MIMO systems: Non-robust and robust cases

M Zhang, H Yi, H Yu, H Luo… - IEEE transactions on …, 2013 - ieeexplore.ieee.org
This paper studies the precoder design of bidirectional networks in which each node is
equipped with multiple antennas. In contrast to the conventional model of bidirectional relay …

Sum MSE uplink-downlink duality of multiuser amplify-and-forward MIMO relay systems

J Liu, Z Qiu - … IEEE Vehicular Technology Conference (VTC Fall …, 2011 - ieeexplore.ieee.org
In this paper, we consider a two-hop multiuser amplify-and-forward MIMO relay system with
multi-antenna nodes. By taking the antenna correlation and channel estimation error into …

Beamforming optimization for generalized MIMO Y channels with both multiplexing and diversity

Z Zhou, B Vucetic - 2012 IEEE 75th Vehicular Technology …, 2012 - ieeexplore.ieee.org
We consider a K-user multiple-input multiple-output (MIMO) relay channel, where each user
sends independent messages to the other K-1 users via a common relay in two time slots …

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 …

Optimality of diagonalization of multi-hop MIMO relays

Y Rong, Y Hua - IEEE Transactions on Wireless …, 2009 - ieeexplore.ieee.org
For a two-hop linear non-regenerative multiple-input multiple-output (MIMO) relay system
where the direct link between source and destination is negligible, the optimal design of the …

Achievable degrees of freedom on MIMO two-way relay interference channels

K Lee, N Lee, I Lee - IEEE transactions on wireless …, 2013 - ieeexplore.ieee.org
In this paper, we study new network information flow called multiple-input multiple-output
(MIMO) two-way relay interference channels where two links of relay systems are interfering …

Degrees of freedom of signal alignment for generalized MIMO Y channel with general signal demands

J She, S Chen, B Hu, Y Wang, W Ma… - 2012 IEEE Vehicular …, 2012 - ieeexplore.ieee.org
In this paper, the original Multiple Input Multiple Output (MIMO) Y channel is extended into a
more generalized circumstance, called a generalized MIMO Y channel with general signal …

Linear precoding with resource allocation for MIMO relay channels

E Monroy, S Choi, B Jabbari - IEEE transactions on wireless …, 2013 - ieeexplore.ieee.org
This paper considers a half-duplex relay channel with a single source, relay, and
destination, where each node has multiple antennas and the relay operates in decode-and …

Achievable degrees of freedom on K-user MIMO multi-way relay channel with common and private messages

M Salah, A El-Keyi, Y Mohasseb… - 2015 49th Asilomar …, 2015 - ieeexplore.ieee.org
This paper investigates the achievable total degrees of freedom (DoF) of the MIMO multi-
way relay channel that consists of K users, where each user is equipped with M antennas …

Achieve the degrees of freedom of K-user MIMO interference channel with a MIMO relay

S Chen, RS Cheng - 2010 IEEE Global Telecommunications …, 2010 - ieeexplore.ieee.org
This paper investigates the problem of achieving the degrees of freedom (DoF) of a K-user
multiple-input-multipleoutput (MIMO) interference channel with a MIMO relay, where each …