Optimal DoF region for the asymmetric two-pair MIMO two-way relay channel

K Liu, M Tao, X Yuan - IEEE Transactions on Signal Processing, 2016 - ieeexplore.ieee.org
In this paper, we study the optimal degrees of freedom (DoF) region for the two-pair MIMO
two-way relay channel (TWRC) with asymmetric antenna setting, where two pairs of users …

Optimal degrees of freedom region for the asymmetric MIMO Y channel

K Liu, X Yuan, M Tao - IEEE Communications Letters, 2016 - ieeexplore.ieee.org
This letter studies the optimal degrees of freedom (DoF) region for the asymmetric three-user
MIMO Y channel with antenna configuration (M 1, M 2, M 3, N), where Mi is the number of …

Degrees of freedom for the MIMO multi-way relay channel with common and private messages

M Salah, A El-Keyi, M Nafie… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
In this paper, we study the general multiple input multiple output (MIMO) multi-way relay
channel, ie, MIMO Y channel, with common and private messages. In this channel, K users …

On the sum DoF of the asymmetric four-user MIMO Y channel

K Liu, M Tao - 2016 IEEE International Conference on …, 2016 - ieeexplore.ieee.org
This work studies the sum degrees of freedom (DoF) of the asymmetric four-user MIMO Y
channel, where each user i, for 1≤ i≤ 4, is equipped with Mi antennas, and the relay is …

On the DoF region for the asymmetric MIMO two-way X relay channel

K Liu, X Yuan, M Tao - IEEE Transactions on Communications, 2017 - ieeexplore.ieee.org
In this paper, we study the degrees of freedom (DoF) region for the multiple-input multiple-
output two-way X relay channel with asymmetric antenna setting. In this channel model …

An overview on multiway relay communications: Fundamental issues, recent advances, and new challenges

R Wang, X Yuan - arXiv preprint arXiv:2010.04407, 2020 - arxiv.org
To address the coverage and capacity challenges in fifth-generation (5G) wireless networks,
the relay technique has been considered as a promising solution and recently attracted …

Y 信道中改进的干扰消除方法

田心记, 李晓静 - 中国科学技术大学学报, 2015 - just-cn.ustc.edu.cn
对于3 个用户和1 个中继节点的MIMO Y 信道模型, 提出了一种基于空时码以及码字空间对齐的
干扰消除方法. 为每个用户设计了具有Alamouti 结构的空时码字. 在多址阶段 …

Achievable degrees of freedom of MIMO cellular interfering networks using interference alignment

B Zhang, W Feng, L Li, G Liu… - Ieice Transactions on …, 2016 - search.ieice.org
In this paper, we investigate the degrees of freedom (DoF) of a MIMO cellular interfering
network (CIN) with L (L≥ 3) cells and K users per cell. Previous works established the DoF …

Degrees of freedom of MIMO Y channel with three semi-blind users

Q Li, G Wu, H Li, S Li - 2016 25th Wireless and Optical …, 2016 - ieeexplore.ieee.org
In this paper, we study the degrees of freedom (DOF) for three-user multiple-input and
multiple-output (MIMO) Y channel, where each user equipment (UE) sends two independent …