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 …

MIMO multiway relaying with clustered full data exchange: Signal space alignment and degrees of freedom

X Yuan - IEEE Transactions on Wireless Communications, 2014 - ieeexplore.ieee.org
Recently, much research interest has been focused on the design of efficient communication
mechanisms for multiple-input-multiple-output (MIMO) multiway relay channels (mRCs). In …

MIMO multiway relaying with pairwise data exchange: A degrees of freedom perspective

R Wang, X Yuan - IEEE Transactions on Signal Processing, 2014 - ieeexplore.ieee.org
In this paper, we study achievable degrees of freedom (DoF) of a multiple-input multiple-
output (MIMO) multiway relay channel (mRC) where K users, each equipped with M …

Non-regenerative multi-way relaying: Combining the gains of network coding and joint processing

H Degenhardt, Y Rong, A Klein - IEEE transactions on wireless …, 2013 - ieeexplore.ieee.org
We consider a non-regenerative multi-group multi-way relaying scenario in which each
group consists of multiple half-duplex nodes. Each node wants to share its data with all other …

[图书][B] Relay Selection in Two-Hop Wireless Communications

MC Ju - 2010 - qspace.library.queensu.ca
Relay communication has been shown to be effective to extend service coverage and
mitigate channel impairments. This thesis focuses on relay selection (RS) of both …

Physical-layer network coding with multiple-antenna relays

D Wübben, M Wu, A Dekorsy… - … Processing for 4G …, 2014 - api.taylorfrancis.com
In wireless communication, the concept of cooperation is a very promising aspect in
realizing enhanced system performance, reliability, and coverage extension. For example …

MIMO multiway distributed relay channel with full data exchange: an achievable rate perspective

X Yuan, J Zhang, YJ Zhang, X Zhao, X Kuai - IEEE Access, 2018 - ieeexplore.ieee.org
We consider efficient communications over the multiple-input multiple-output (MIMO)
multiway distributed relay channel (MDRC) with full data exchange, where each user …

To code or not to code: Maximizing the achievable rate region of two-way decode-and-forward multiantenna relay channel

S Zhao, W Chen - IEEE communications letters, 2014 - ieeexplore.ieee.org
Network coding (NC) can effectively improve the energy and spectral efficiency of two-way
relay channels. In this letter, we consider the downlink of the decode-and-forward MISO …

Design and outage performance analysis of relay-assisted two-way wireless communications

ES Lo, KB Letaief - IEEE transactions on communications, 2011 - ieeexplore.ieee.org
Two-way wireless communication has regained significant attention recently over relay
channels and network coding techniques have been adopted to improve the spectral …

Space-division approach for multi-pair MIMO two way relaying: A principal-angle perspective

H Xin, X Yuan, SC Liew - 2013 IEEE Global Communications …, 2013 - ieeexplore.ieee.org
This work investigates the maximum sum-rate of multi-pair MIMO two-way relay channels
(TWRCs), in which a relay is responsible for forwarding information between multiple pairs …