Energy-efficient dynamic-subarray with fixed true-time-delay design for terahertz wideband hybrid beamforming

L Yan, C Han, J Yuan - IEEE Journal on Selected Areas in …, 2022 - ieeexplore.ieee.org
Hybrid beamforming for Terahertz (THz) ultra-massive multiple-input multiple-output (UM-
MIMO) systems is a promising technology for 6G space-air-ground integrated networks …

Joint inter-path and intra-path multiplexing for terahertz widely-spaced multi-subarray hybrid beamforming systems

L Yan, Y Chen, C Han, J Yuan - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Terahertz (THz) communications with multi-GHz bandwidth are envisioned as a key
technology for 6G systems. Ultra-massive (UM) MIMO with hybrid beamforming architectures …

Hybrid beamforming for terahertz wireless communications: Challenges, architectures, and open problems

C Han, L Yan, J Yuan - IEEE Wireless Communications, 2021 - ieeexplore.ieee.org
Terahertz (THz) communications are regarded as a pillar technology for 6G wireless
systems, by offering multi-ten-GHz bandwidth. To overcome the short transmission distance …

3-D hybrid beamforming for terahertz broadband communication system with beam squint

Y Wu, G Song, H Liu, L Xiao… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
In this paper, the three-dimensioned (3D) hybrid beamforming is designed for the terahertz
(THz) based broadband broadcasting communication system with beam squint. Specifically …

Wideband beamforming for hybrid massive MIMO terahertz communications

F Gao, B Wang, C Xing, J An… - IEEE Journal on Selected …, 2021 - ieeexplore.ieee.org
The combination of large bandwidth at terahertz (THz) and the large number of antennas in
massive MIMO results in the non-negligible spatial wideband effect in time domain or the …

A unified 3D beam training and tracking procedure for terahertz communication

B Ning, Z Chen, Z Tian, C Han… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Terahertz (THz) communication is considered as an attractive way to overcome the
bandwidth bottleneck and satisfy the ever-increasing capacity demand in the future. Due to …

Hybrid beamforming for MIMO-OFDM terahertz wireless systems over frequency selective channels

H Yuan, N Yang, K Yang, C Han… - 2018 IEEE Global …, 2018 - ieeexplore.ieee.org
We propose a novel hybrid beamforming (BF) scheme for the Terahertz (THz) wireless
communication system over frequency selective channels. In the system, a multi-antenna …

Terahertz-band joint ultra-massive MIMO radar-communications: Model-based and model-free hybrid beamforming

AM Elbir, KV Mishra… - IEEE Journal of Selected …, 2021 - ieeexplore.ieee.org
Wireless communications and sensing at terahertz (THz) band are increasingly investigated
as promising short-range technologies because of the availability of high operational …

Hybrid beamforming for terahertz multi-carrier systems over frequency selective fading

H Yuan, N Yang, K Yang, C Han… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
We propose novel hybrid beamforming schemes for the terahertz (THz) wireless system
where a multi-antenna base station (BS) communicates with a multi-antenna user over …

A dynamic array-of-subarrays architecture and hybrid precoding algorithms for terahertz wireless communications

L Yan, C Han, J Yuan - IEEE Journal on Selected Areas in …, 2020 - ieeexplore.ieee.org
Terahertz (THz) communications are envisioned as a key technology for 6G wireless
systems, owing to an unprecedented promised multi-GHz bandwidth. While THz band …