Indoor and outdoor physical channel modeling and efficient positioning for reconfigurable intelligent surfaces in mmWave bands

E Basar, I Yildirim, F Kilinc - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Reconfigurable intelligent surface (RIS)-assisted communication appears as one of the
potential enablers for sixth generation (6G) wireless networks by providing a new degree of …

Energy-efficient power control in cell-free and user-centric massive MIMO at millimeter wave

M Alonzo, S Buzzi, A Zappone… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
In a cell-free massive MIMO architecture a very large number of distributed access points
simultaneously and jointly serves a much smaller number of mobile stations; a variant of the …

Downlink resource intelligent scheduling in mmwave cell-free urban vehicle network

J Zhao, F Hu, Y Gong, D Wang - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
With the promotion of 5G commercial deployment, various application scenarios such as
smart transportation more have emerged. Many of latency-sensitive vehicle services …

Energy-efficiency optimization for mutual-coupling-aware wireless communication system based on RIS-enhanced SWIPT

R Ma, J Tang, X Zhang, KK Wong… - IEEE Internet of Things …, 2023 - ieeexplore.ieee.org
The widespread deployment of the Internet of Things (IoT) is promoting interest in
simultaneous wireless information and power transfer (SWIPT), the performance of which …

Low-complexity beamforming algorithms for IRS-aided single-user massive MIMO mmWave systems

EE Bahingayi, K Lee - IEEE Transactions on Wireless …, 2022 - ieeexplore.ieee.org
This paper considers intelligent reflecting surface (IRS)-aided single-user (SU) massive
multiple-input multiple-output (mMIMO) millimeter wave (mmWave) downlink communication …

Estimating doubly-selective channels for hybrid mmWave massive MIMO systems: A doubly-sparse approach

S Gao, X Cheng, L Yang - IEEE Transactions on Wireless …, 2020 - ieeexplore.ieee.org
In mmWave massive multiple-input multiple-output (mMIMO) systems, hybrid (digital/analog)
structure has been a prevalent option to balance system cost and performance. To facilitate …

Single-carrier modulation versus OFDM for millimeter-wave wireless MIMO

S Buzzi, C D'Andrea, T Foggi, A Ugolini… - IEEE Transactions …, 2017 - ieeexplore.ieee.org
This paper presents results on the achievable spectral efficiency and on the energy
efficiency for a wireless multiple-input-multiple-output (MIMO) link operating at millimeter …

Beamforming optimization for IRS-assisted mmWave V2I communication systems via reinforcement learning

Y Lee, JH Lee, YC Ko - IEEE Access, 2022 - ieeexplore.ieee.org
Intelligent reflecting surface (IRS), which can provide a propagation path where non-line-of-
sight (NLOS) link exists, is a promising technology to enable beyond fifth-generation (B5G) …

Cell-free and user-centric massive MIMO at millimeter wave frequencies

M Alonzo, S Buzzi - … on personal, indoor, and mobile radio …, 2017 - ieeexplore.ieee.org
In a cell-free (CF) massive MIMO architecture a very large number of distributed access
points (APs) simultaneously and jointly serves a much smaller number of mobile stations …

Robust efficient hybrid pre-coding scheme for mmWave cell-free and user-centric massive MIMO communications

JC Guo, QY Yu, WB Sun… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Millimeter-wave cell-free and user-centric massive multiple input multiple output (MIMO)
systems are promising, due to the reliable ultra-high data rate services. Thus, it is a …