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 …

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… - arXiv preprint arXiv …, 2024 - arxiv.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 …

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 …