Channel estimation techniques for millimeter-wave communication systems: Achievements and challenges

K Hassan, M Masarra, M Zwingelstein… - IEEE Open Journal of …, 2020 - ieeexplore.ieee.org
The fifth-generation (5G) of cellular networks and beyond requires massive connectivity,
high data rates, and low latency. Millimeter-wave (mmWave) communications is a key 5G …

[PDF][PDF] Prospective beamforming technologies for ultra-massive MIMO in terahertz communications: A tutorial

B Ning, Z Tian, Z Chen, C Han, J Yuan… - arxiv preprint arxiv …, 2021 - researchgate.net
Terahertz (THz) communications with a frequency band 0.1− 10 THz are envisioned as a
promising solution to future high-speed wireless communication. Although with tens of …

Beamforming technologies for ultra-massive MIMO in terahertz communications

B Ning, Z Tian, W Mei, Z Chen, C Han… - IEEE Open Journal …, 2023 - ieeexplore.ieee.org
Terahertz (THz) communications with a frequency band 0.1–10 THz are envisioned as a
promising solution to future high-speed wireless communication. Although with tens of …

Terahertz band communication systems: Challenges, novelties and standardization efforts

K Tekbıyık, AR Ekti, GK Kurt, A Görçin - Physical Communication, 2019 - Elsevier
Wireless data rates are expected to be around 10Gbps or even more within the upcoming
decade. The realization of such high data rates is unlikely with the currently licensed bands …

Performance analysis of mixed-ADC massive MIMO systems over Rician fading channels

J Zhang, L Dai, Z He, S **, X Li - IEEE Journal on Selected …, 2017 - ieeexplore.ieee.org
The practical deployment of massive multiple-input multiple-output (MIMO) in the future fifth
generation (5G) wireless communication systems is challenging due to its high-hardware …

Deep learning for beamspace channel estimation in millimeter-wave massive MIMO systems

X Wei, C Hu, L Dai - IEEE Transactions on Communications, 2020 - ieeexplore.ieee.org
Millimeter-wave massive multiple-input multiple-output (MIMO) can use a lens antenna array
to considerably reduce the number of radio frequency (RF) chains, but channel estimation is …

Hybrid architectures with few-bit ADC receivers: Achievable rates and energy-rate tradeoffs

J Mo, A Alkhateeb, S Abu-Surra… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
Hybrid analog/digital architectures and receivers with low-resolution analog-to-digital
converters (ADCs) are two low power solutions for wireless systems with large antenna …

Approximate message passing for channel estimation in reconfigurable intelligent surface aided MIMO multiuser systems

C Ruan, Z Zhang, H Jiang, J Dang… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Channel estimation is one of the main challenges for implementing reconfigurable intelligent
surface (RIS)-aided communication system with a large number of antennas at the base …

One-bit OFDM receivers via deep learning

E Balevi, JG Andrews - IEEE Transactions on Communications, 2019 - ieeexplore.ieee.org
This paper develops novel deep learning-based architectures and design methodologies for
an orthogonal frequency division multiplexing (OFDM) receiver under the constraint of one …

Wideband MIMO channel estimation for hybrid beamforming millimeter wave systems via random spatial sampling

E Vlachos, GC Alexandropoulos… - IEEE Journal of …, 2019 - ieeexplore.ieee.org
Millimeter Wave (mmWave) massive Multiple Input Multiple Output (MIMO) systems realizing
directive communication over large bandwidths via Hybrid analog and digital BeamForming …