Parametric sparse channel estimation for RIS-assisted terahertz systems

J Wu, S Kim, B Shim - IEEE Transactions on Communications, 2023 - ieeexplore.ieee.org
To support extremely high data rates in 6G wireless networks, reconfigurable intelligent
surface (RIS)-assisted terahertz (THz) communications have gained much attention in recent …

Near-field channel estimation for RIS-assisted wideband terahertz systems

J Wu, S Kim, B Shim - GLOBECOM 2022-2022 IEEE Global …, 2022 - ieeexplore.ieee.org
Terahertz (THz) communication has been widely considered as a key enabler for future
wireless systems. However, due to the strong directivity and severe attenuation of THz …

Channel estimation for RIS assisted THz systems with beam split

X Su, R He, B Ai, Y Niu, G Wang - IEEE Communications …, 2024 - ieeexplore.ieee.org
Reconfigurable intelligent surface (RIS) is considered to be a promising technology for
future terahertz (THz) communications. However, due to ultra bandwidth and large scale of …

Accurate beam training for RIS-assisted wideband terahertz communication

Y Chen, J Tan, M Hao, R MacKenzie… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Terahertz (THz) communications have been widely considered as one of the promising
technologies for future 6G wireless systems. In order to cope with the high path loss in THz …

Joint channel estimation and data rate maximization for intelligent reflecting surface assisted terahertz MIMO communication systems

X Ma, Z Chen, W Chen, Z Li, Y Chi, C Han, S Li - IEEE Access, 2020 - ieeexplore.ieee.org
Terahertz (THz) communications recently attract significant attention and become an
emerging technology pillar for sixth generation (6G) wireless systems. Due to the serious …

RIS-aided near-field localization and channel estimation for the terahertz system

Y Pan, C Pan, S Jin, J Wang - IEEE Journal of Selected Topics …, 2023 - ieeexplore.ieee.org
The affordable hardware cost of ultra-large (XL) reconfigurable intelligent surfaces (RIS)
renders them attractive solutions for the performance enhancement of localization and …

Performance and optimization of reconfigurable intelligent surface aided THz communications

H Du, J Zhang, K Guan, D Niyato, H Jiao… - IEEE Transactions …, 2022 - ieeexplore.ieee.org
TeraHertz (THz) communications can satisfy the high data rate demand with massive
bandwidth. However, severe path attenuation and hardware imperfection greatly alleviate its …

Channel estimation for intelligent reflecting surface enabled terahertz MIMO systems: A deep learning perspective

Z Li, Z Chen, X Ma, W Chen - 2020 IEEE/CIC International …, 2020 - ieeexplore.ieee.org
Terahertz (THz) communications have been recognized as a promising technology to
provide sufficient spectrum resources and ultra-high data rate for sixth generation (6G) …

Multi-IRS-aided Terahertz networks: Channel modelling and user association with imperfect CSI

M Rahim, TL Nguyen, G Kaddoum… - IEEE Open Journal of …, 2024 - ieeexplore.ieee.org
Terahertz (THz) communication is envisioned as one of the candidate technologies for future
wireless communications to enable achievable data rates of up to several terabits per …

Channel modeling for RIS-assisted 6G communications

X Fu, R Peng, G Liu, J Wang, W Yuan, M Kadoch - Electronics, 2022 - mdpi.com
Terahertz communication has been proposed as one of the basic key technologies of the
sixth-generation wireless network (6G) due to its significant advantages, such as ultra-large …