Modulation and multiple access for 5G networks

Y Cai, Z Qin, F Cui, GY Li… - … Surveys & Tutorials, 2017 - ieeexplore.ieee.org
Fifth generation (5G) wireless networks face various challenges in order to support large-
scale heterogeneous traffic and users, therefore new modulation and multiple access (MA) …

Coding techniques for backscatter communications—A contemporary survey

F Rezaei, D Galappaththige… - … Surveys & Tutorials, 2023 - ieeexplore.ieee.org
Backscatter communication (BackCom) networks enable passive/battery-free Internet-of-
Thing devices, providing reliable, massive connectivity while ensuring self-sustainability, low …

Sparse or dense: A comparative study of code-domain NOMA systems

Z Liu, LL Yang - IEEE Transactions on Wireless …, 2021 - ieeexplore.ieee.org
This paper is focused on code-domain non-orthogonal multiple access (CD-NOMA), which
is an emerging paradigm to support massive connectivity for future machine-type wireless …

[HTML][HTML] IRS-enabled NOMA communication systems: A network architecture primer with future trends and challenges

H Sadia, AK Hassan, ZH Abbas, G Abbas… - Digital Communications …, 2023 - Elsevier
Abstract Non-Orthogonal Multiple Access (NOMA) has already proven to be an effective
multiple access scheme for 5th Generation (5G) wireless networks. It provides improved …

Multidimensional constellations for uplink SCMA systems—A comparative study

M Vameghestahbanati, ID Marsland… - … Surveys & Tutorials, 2019 - ieeexplore.ieee.org
Sparse code multiple access (SCMA) is a class of non-orthogonal multiple access (NOMA)
that is proposed to support uplink machine-type communication services. In an SCMA …

A tutorial on decoding techniques of sparse code multiple access

S Chaturvedi, Z Liu, VA Bohara, A Srivastava… - IEEE …, 2022 - ieeexplore.ieee.org
Sparse Code Multiple Access (SCMA) is a disruptive code-domain non-orthogonal multiple
access (NOMA) scheme to enable future massive machine-type communication networks …

On the design of near-optimal sparse code multiple access codebooks

YM Chen, JW Chen - IEEE transactions on communications, 2020 - ieeexplore.ieee.org
Sparse code multiple access (SCMA) is one of the competitive non-orthogonal multiple
access (NOMA) techniques for the next generation of communication systems. In this paper …

Iterative receiver design for FTN signaling aided sparse code multiple access

W Yuan, N Wu, A Zhang, X Huang… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
The sparse code multiple access (SCMA) is a promising candidate for bandwidth-efficient
next generation wireless communications, since it can support more users than the number …

Design and analysis of SCMA codebook based on star-QAM signaling constellations

L Yu, P Fan, D Cai, Z Ma - IEEE transactions on vehicular …, 2018 - ieeexplore.ieee.org
In this paper, a novel codebook design method for sparse code multiple access (SCMA) is
proposed and an analytical framework to evaluate the bit error rate (BER) performance is …

Iterative receivers for downlink MIMO-SCMA: Message passing and distributed cooperative detection

W Yuan, N Wu, Q Guo, Y Li, C Xing… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
The rapid development of mobile communications requires even higher spectral efficiency.
Non-orthogonal multiple access (NOMA) has emerged as a promising technology to further …