An overview of signal processing techniques for terahertz communications

H Sarieddeen, MS Alouini… - Proceedings of the …, 2021 - ieeexplore.ieee.org
Terahertz (THz)-band communications are a key enabler for future-generation wireless
communication systems that promise to integrate a wide range of data-demanding …

Ultramassive MIMO systems at terahertz bands: Prospects and challenges

A Faisal, H Sarieddeen, H Dahrouj… - IEEE Vehicular …, 2020 - ieeexplore.ieee.org
Terahertz (THz)-band communications are currently being celebrated as a key technology
that could fulfill the increasing demands for wireless data traffic in 6G wireless …

Cascaded channel estimation for large intelligent metasurface assisted massive MIMO

ZQ He, X Yuan - IEEE Wireless Communications Letters, 2019 - ieeexplore.ieee.org
In this letter, we consider the problem of channel estimation for large intelligent metasurface
(LIM) assisted massive multiple-input multiple-output (MIMO) systems. The main challenge …

Hierarchical codebook design for beamforming training in millimeter-wave communication

Z Xiao, T He, P Xia, XG Xia - IEEE Transactions on Wireless …, 2016 - ieeexplore.ieee.org
In millimeter-wave communication, large antenna arrays are required to achieve high power
gain by steering toward each other with narrow beams, which poses the problem to …

Terahertz-band ultra-massive spatial modulation MIMO

H Sarieddeen, MS Alouini… - IEEE Journal on …, 2019 - ieeexplore.ieee.org
The prospect of ultra-massive multiple-input multiple-output (UM-MIMO) technology to
combat the distance problem at the Terahertz (THz) band is considered. It is well-known that …

Multi-gigabit millimeter wave wireless communications for 5G: From fixed access to cellular networks

P Wang, Y Li, L Song, B Vucetic - IEEE Communications …, 2015 - ieeexplore.ieee.org
With the formidable growth of various booming wireless communication services that require
ever increasing data throughputs, the conventional microwave band below 10 GHz, which is …

Codebook design for millimeter-wave channel estimation with hybrid precoding structure

Z Xiao, P Xia, XG Xia - IEEE Transactions on Wireless …, 2016 - ieeexplore.ieee.org
In this paper, we study hierarchical codebook design for channel estimation in millimeter-
wave (mmWave) communications with a hybrid precoding structure. Due to the limited …

Reconfigurable ULAs for line-of-sight MIMO transmission

H Do, N Lee, A Lozano - IEEE Transactions on Wireless …, 2020 - ieeexplore.ieee.org
This paper establishes an upper bound on the capacity of line-of-sight multiantenna
channels over all possible antenna arrangements and shows that uniform linear arrays …

5G uniform linear arrays with beamforming and spatial multiplexing at 28, 37, 64, and 71 GHz for outdoor urban communication: A two-level approach

J Lota, S Sun, TS Rappaport… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
Multiple-input multiple-output (MIMO) spatial multiplexing and beamforming are regarded as
key technology enablers for the fifth-generation (5G) millimeter wave (mmWave) mobile …

Massive MIMO, non-orthogonal multiple access and interleave division multiple access

C Xu, Y Hu, C Liang, J Ma, L Ping - IEEE Access, 2017 - ieeexplore.ieee.org
This paper provides an overview on the rationales in incorporating massive multiple-input
multiple-output (MIMO), non-orthogonal multiple access (NOMA), and interleave division …