The evolution of applications, hardware design, and channel modeling for terahertz (THz) band communications and sensing: Ready for 6G?

JM Jornet, V Petrov, H Wang, Z Popović… - Proceedings of the …, 2024‏ - ieeexplore.ieee.org
For decades, the terahertz (THz) frequency band had been primarily explored in the context
of radar, imaging, and spectroscopy, where multi-gigahertz (GHz) and even THz-wide …

Multi-band wireless communication networks: Fundamentals, challenges, and resource allocation

S Aboagye, MA Saeidi, H Tabassum… - IEEE Transactions …, 2024‏ - ieeexplore.ieee.org
This paper explores the evolution of wireless communication networks from utilizing the sub-
6 GHz spectrum and the millimeter wave frequency band to incorporating extremely high …

6 G Takes Shape

JG Andrews, TE Humphreys, T Ji - IEEE BITS the Information …, 2024‏ - ieeexplore.ieee.org
The contours of 6G—its key technical components and driving requirements—are finally
coming into focus. Through twenty questions and answers, this article defines the important …

Waste factor and waste figure: A unified theory for modeling and analyzing wasted power in radio access networks for improved sustainability

TS Rappaport, M Ying, N Piovesan… - IEEE Open Journal …, 2024‏ - ieeexplore.ieee.org
This paper introduces Waste Factor (W), also denoted as Waste Figure (WF) in dB, a
promising new metric for quantifying energy efficiency in a wide range of circuits and …

Designing future wireless networks (FWN) s with net zero (NZ) and zero touch (ZT) perspective

WB Abbas, QZ Ahmed, FA Khan, NS Mian… - IEEE …, 2023‏ - ieeexplore.ieee.org
Recent research in Future Wireless Networks (FWN) s have primarily focused on improving
spectral and energy efficiency, emphasizing less on reducing power consumption. Studies …

Max-min rate optimization of low-complexity hybrid multi-user beamforming maintaining rate-fairness

W Zhu, HD Tuan, E Dutkiewicz… - IEEE Transactions on …, 2023‏ - ieeexplore.ieee.org
A wireless network serving multiple users in the millimeter-wave or the sub-terahertz band
by a base station is considered. High-throughput multi-user hybrid-transmit beamforming is …

Using waste factor to optimize energy efficiency in multiple-input single-output (MISO) and multiple-input multiple-output (MIMO) systems

M Ying, D Shakya, TS Rappaport - arxiv preprint arxiv:2405.01352, 2024‏ - arxiv.org
This paper introduces Waste Factor (W) and Waste Figure (WF) to assess power efficiency in
any multiple-input multiple-output (MIMO) or single-input multiple-output (SIMO) or multiple …

Spectral vs energy efficiency in 6G: Impact of the receiver front-end

A Lozano, S Rangan - arxiv preprint arxiv:2310.02622, 2023‏ - arxiv.org
This article puts the spotlight on the receiver front-end (RFE), an integral part of any wireless
device that information theory typically idealizes into a mere addition of noise. While this …

On the potential of radio adaptations for 6g network energy saving

D Laselva, S Hakimi, M Lauridsen… - 2024 Joint European …, 2024‏ - ieeexplore.ieee.org
This paper addresses the challenge of energy consumption in wireless mobile networks.
These networks are designed to handle peak capacity and coverage, but the traffic demand …

Waste factor: A new metric for evaluating power efficiency in any cascade

M Ying, D Shakya, H Poddar… - … 2023-2023 IEEE …, 2023‏ - ieeexplore.ieee.org
In this paper, we expand upon a new metric called the Waste Factor (W), a mathematical
framework used to evaluate power efficiency in cascaded communication systems, by …