Non-orthogonal multiple access in coordinated direct and relay transmission

JB Kim, IH Lee - IEEE Communications Letters, 2015 - ieeexplore.ieee.org
In this work, non-orthogonal multiple access (NOMA) in coordinated direct and relay
transmission (CDRT) is introduced, where a base station (BS) directly communicates with …

Coordinated direct and relay transmission using uplink NOMA

MF Kader, SY Shin - IEEE Wireless Communications Letters, 2017 - ieeexplore.ieee.org
A coordinated direct and relay transmission is proposed using uplink non-orthogonal
multiple access (UP-NOMA). A two-user UP-NOMA scenario is considered, where a cell …

Full/half duplex cooperative NOMA under imperfect successive interference cancellation and channel state estimation errors

V Aswathi, AV Babu - IEEE Access, 2019 - ieeexplore.ieee.org
This paper investigates the application of non-orthogonal multiple access (NOMA) in a
coordinated direct and relay transmission (CDRT) system, where the base station (BS) …

A coordinated direct AF/DF relay-aided NOMA framework for low outage

A Jee, K Agrawal, S Prakriya - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
This paper investigates the performance of a new framework for low-outage downlink non-
orthogonal multiple access (NOMA) using a coordinated direct and relay transmission …

NOMA-based coordinated direct and relay transmission with a half-duplex/full-duplex relay

X Pei, H Yu, M Wen, S Mumtaz… - IEEE Transactions …, 2020 - ieeexplore.ieee.org
In this article, we propose a downlink non-orthogonal multiple access (NOMA) based
coordinated direct and relay system with one cell-center user and multiple cell-edge users …

Modeling and analysis of two-way relay non-orthogonal multiple access systems

X Yue, Y Liu, S Kang, A Nallanathan… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
A two-way relay non-orthogonal multiple access (TWR-NOMA) system is investigated, where
two groups of NOMA users exchange messages with the aid of one half-duplex decode-and …

Exploiting full-duplex two-way relay cooperative non-orthogonal multiple access

X Wang, M Jia, IWH Ho, Q Guo… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
In this paper, a novel full-duplex cooperative non-orthogonal multiple access (FD CNOMA)
system is proposed, where users intend to exchange messages with the assistance of a …

Performance Analysis of NOMA With Fixed Gain Relaying Over Nakagami- Fading Channels

X Yue, Y Liu, S Kang, A Nallanathan - IEEE access, 2017 - ieeexplore.ieee.org
This paper studies the application of cooperative techniques for non-orthogonal multiple
access (NOMA). More particularly, the fixed gain amplify-and-forward (AF) relaying with …

Improving the performance of cell-edge users in NOMA systems using cooperative relaying

TN Do, DB da Costa, TQ Duong… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
In this paper, we study the performance improvement methods for a cell-edge user of two-
user non-orthogonal multiple access (NOMA) systems in downlink scenarios. To this end …

Exploiting full/half-duplex user relaying in NOMA systems

X Yue, Y Liu, S Kang, A Nallanathan… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
In this paper, a novel cooperative non-orthogonal multiple access (NOMA) system is
proposed, where one near user is employed as decode-and-forward relaying switching …