A survey of non-orthogonal multiple access for 5G

L Dai, B Wang, Z Ding, Z Wang… - … surveys & tutorials, 2018 - ieeexplore.ieee.org
In the fifth generation (5G) of wireless communication systems, hitherto unprecedented
requirements are expected to be satisfied. As one of the promising techniques of addressing …

Grant-free non-orthogonal multiple access for IoT: A survey

MB Shahab, R Abbas… - … Surveys & Tutorials, 2020 - ieeexplore.ieee.org
Massive machine-type communications (mMTC) is one of the main three focus areas in the
5th generation (5G) of wireless communications technologies to enable connectivity of a …

Deep learning for an effective nonorthogonal multiple access scheme

G Gui, H Huang, Y Song, H Sari - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
Nonorthogonal multiple access (NOMA) has been considered as an essential multiple
access technique for enhancing system capacity and spectral efficiency in future …

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 …

Energy-efficient resource allocation for downlink non-orthogonal multiple access network

F Fang, H Zhang, J Cheng… - IEEE Transactions on …, 2016 - ieeexplore.ieee.org
Non-orthogonal multiple access (NOMA) is a promising technique for the fifth generation
mobile communication due to its high spectral efficiency. By applying superposition coding …

Channel estimation for hybrid architecture-based wideband millimeter wave systems

K Venugopal, A Alkhateeb, NG Prelcic… - IEEE Journal on …, 2017 - ieeexplore.ieee.org
Hybrid analog and digital precoding allows millimeter wave (mmWave) systems to achieve
both array and multiplexing gain. The design of the hybrid precoders and combiners …

Massive access in cell-free massive MIMO-based Internet of Things: Cloud computing and edge computing paradigms

M Ke, Z Gao, Y Wu, X Gao… - IEEE Journal on Selected …, 2020 - ieeexplore.ieee.org
This article studies massive access in cell-free massive multi-input multi-output (MIMO)-
based Internet of Things and solves the challenging active user detection (AUD) and …

Dynamic compressive sensing-based multi-user detection for uplink grant-free NOMA

B Wang, L Dai, Y Zhang, T Mir… - IEEE Communications …, 2016 - ieeexplore.ieee.org
Non-orthogonal multiple access (NOMA) can support more users than OMA techniques
using the same wireless resources, which is expected to support massive connectivity for …

Joint energy efficient subchannel and power optimization for a downlink NOMA heterogeneous network

F Fang, J Cheng, Z Ding - IEEE Transactions on Vehicular …, 2018 - ieeexplore.ieee.org
Non-orthogonal multiple access (NOMA) has been considered as a key technology in the
fifth-generation mobile communication networks due to its superior spectrum efficiency …

A novel analytical framework for massive grant-free NOMA

R Abbas, M Shirvanimoghaddam, Y Li… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
In this paper, we consider a massive grant-free non-orthogonal multiple access (GF-NOMA)
scheme, where devices have strict latency requirements and no retransmission …