A Low Complexity Algorithm for Intelligent Reflective Surface-assisted Tera Hertz Channel Estimation

Z ZHANG, Z YANG, G WANG - 电子与信息学报, 2023 - jeit.ac.cn
Channel estimation is a major challenge in Tera Hertz (THz) communication assisted by
Intelligent Reflecting Surfaces (IRS). To reduce the problem of large channel estimation pilot …

Channel estimation for intelligent reflecting surface aided multi-user MISO terahertz system

W Chen, Z Chen, X Ma - Terahertz Science and Technology, 2020 - tst.edpsciences.org
Intelligent reflecting surface (IRS) is considered as a promising application in terahertz (THz)
communications since it is able to enhance the THz communication with no additional power …

Wideband Channel Estimation for Multiuser Communication Based on Reconfigurable Intelligent Surface Assisted

G LI, Y DU, D WANG - 电子与信息学报, 2023 - jeit.ac.cn
To solve the problem of severe transmission attenuation of TeraHertz (THz) links, and the
performance degradation of traditional channel estimation schemes caused by beam squint …

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 …

Deep channel prediction-based energy-efficient intelligent reflecting surface-aided terahertz communications

Q Wu, Y Zhang, Z Yang… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
We propose a novel deep learning-based algorithm for channel prediction and energy
efficiency (EE) optimisation in an intelligent reflecting surface (IRS) aided Terahertz …

Channel estimation and transmission for intelligent reflecting surface assisted THz communications

B Ning, Z Chen, W Chen, Y Du - ICC 2020-2020 IEEE …, 2020 - ieeexplore.ieee.org
Intelligent reflecting surface (IRS) is envisioned as a promising technology to broaden signal
coverage and enhance transmission in terahertz (THz) communications. Due to the passivity …

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 …

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 …

Wideband Uplink Channel Estimation for RIS-Assisted Terahertz Communication

GY LI, YZ DU, D YU, XX LIU - … of Beijing University of Posts and …, 2022 - journal.bupt.edu.cn
In reconfigurable intelligent surface (RIS) assisted communication systems, existing
wideband channel estimation schemes only consider the frequency selectivity fading of the …

Spectral efficiency optimization for intelligent reflecting surface aided multi‐input multi‐output terahertz system

W Chen, Z Chen, X Ma, Y Chi… - Microwave and Optical …, 2020 - Wiley Online Library
Intelligent reflecting surface (IRS) is considered as a promising application in terahertz (THz)
communications since it is able to enhance the THz communication with no additional power …