A systematic review on NOMA variants for 5G and beyond

I Budhiraja, N Kumar, S Tyagi, S Tanwar, Z Han… - IEEE …, 2021 - ieeexplore.ieee.org
Over the last few years, interference has been a major hurdle for successfully implementing
various end-user applications in the fifth-generation (5G) of wireless networks. During this …

Sparse code multiple access for 6G wireless communication networks: Recent advances and future directions

L Yu, Z Liu, M Wen, D Cai, S Dang… - IEEE …, 2021 - ieeexplore.ieee.org
As 5G networks are being rolled out in many different countries nowadays, the time has
come to investigate how to upgrade and expand them toward 6G, where the latter is …

Edge artificial intelligence for 6G: Vision, enabling technologies, and applications

KB Letaief, Y Shi, J Lu, J Lu - IEEE Journal on Selected Areas …, 2021 - ieeexplore.ieee.org
The thriving of artificial intelligence (AI) applications is driving the further evolution of
wireless networks. It has been envisioned that 6G will be transformative and will …

Evolution of NOMA toward next generation multiple access (NGMA) for 6G

Y Liu, S Zhang, X Mu, Z Ding, R Schober… - IEEE Journal on …, 2022 - ieeexplore.ieee.org
Due to the explosive growth in the number of wireless devices and diverse wireless
services, such as virtual/augmented reality and Internet-of-Everything, next generation …

Channel estimation for intelligent reflecting surface assisted multiuser communications: Framework, algorithms, and analysis

Z Wang, L Liu, S Cui - IEEE Transactions on Wireless …, 2020 - ieeexplore.ieee.org
In intelligent reflecting surface (IRS) assisted communication systems, the acquisition of
channel state information is a crucial impediment for achieving the beamforming gain of IRS …

Massive access for 5G and beyond

X Chen, DWK Ng, W Yu, EG Larsson… - IEEE Journal on …, 2020 - ieeexplore.ieee.org
Massive access, also known as massive connectivity or massive machine-type
communication (mMTC), is one of the main use cases of the fifth-generation (5G) and …

IoT connectivity technologies and applications: A survey

J Ding, M Nemati, C Ranaweera, J Choi - IEEE Access, 2020 - ieeexplore.ieee.org
The Internet of Things (IoT) is rapidly becoming an integral part of our life and also multiple
industries. We expect to see the number of IoT connected devices explosively grows and will …

Compressive sensing-based adaptive active user detection and channel estimation: Massive access meets massive MIMO

M Ke, Z Gao, Y Wu, X Gao… - IEEE transactions on …, 2020 - ieeexplore.ieee.org
This paper considers massive access in massive multiple-input multiple-output (MIMO)
systems and proposes an adaptive active user detection and channel estimation scheme …

Sparse signal processing for grant-free massive connectivity: A future paradigm for random access protocols in the Internet of Things

L Liu, EG Larsson, W Yu, P Popovski… - IEEE Signal …, 2018 - ieeexplore.ieee.org
The next wave of wireless technologies will proliferate in connecting sensors, machines, and
robots for myriad new applications, thereby creating the fabric for the Internet of Things (IoT) …

High-reliability and low-latency wireless communication for internet of things: Challenges, fundamentals, and enabling technologies

Z Ma, M Xiao, Y Xiao, Z Pang, HV Poor… - IEEE Internet of …, 2019 - ieeexplore.ieee.org
As one of the key enabling technologies of emerging smart societies and industries (ie,
industry 4.0), the Internet of Things (IoT) has evolved significantly in both technologies and …