Reviewing the scope of THz communication and a technology roadmap for implementation

MH Rahaman, A Bandyopadhyay, S Pal… - IETE Technical …, 2021 - Taylor & Francis
As the communication industry is hurtling towards greater bandwidth and higher data-rate to
satisfy the ever-increasing data demand; terahertz range of frequencies from 100 GHz to 3 …

Review of recent progress on solid‐state millimeter‐wave and terahertz signal sources

Y Shan, Y Liang, C Li, W Sun… - International Journal of …, 2024 - Wiley Online Library
The research and development on solid‐state source generators have been making
progress on chip, aiming to generate low noise, high output power, and high DC‐to‐RF …

A high-power and scalable 2-D phased array for terahertz CMOS integrated systems

Y Tousi, E Afshari - IEEE Journal of Solid-State Circuits, 2014 - ieeexplore.ieee.org
This work introduces a 2-D phased array architecture that is suitable for high power radiation
at mm-Wave and Terahertz frequencies. We address the challenge of signal generation …

A 0.53 THz reconfigurable source module with up to 1 mW radiated power for diffuse illumination in terahertz imaging applications

UR Pfeiffer, Y Zhao, J Grzyb, R Al Hadi… - IEEE Journal of Solid …, 2014 - ieeexplore.ieee.org
This paper presents a high-power 0.53 THz source module with programmable diversity to
adjust the brightness and the direction of light to obtain the desired diffuse lighting …

A 219-to-231 GHz frequency-multiplier-based VCO with~ 3% peak DC-to-RF efficiency in 65-nm CMOS

A Nikpaik, AHM Shirazi, A Nabavi… - IEEE Journal of Solid …, 2017 - ieeexplore.ieee.org
Signal sources at mm-wave and (sub-) terahertz frequencies in CMOS can be classified into
two broad categories: harmonic oscillators and oscillators that are based on the frequency …

A 0.92-THz SiGe power radiator based on a nonlinear theory for harmonic generation

H Aghasi, A Cathelin, E Afshari - IEEE Journal of Solid-State …, 2017 - ieeexplore.ieee.org
We propose a nonlinear device model and a systematic methodology to generate maximum
power at any desired harmonic. The proposed power optimization technique is based on the …

High-power and high-efficiency millimeter-wave harmonic oscillator design, exploiting harmonic positive feedback in CMOS

R Kananizadeh, O Momeni - IEEE Transactions on Microwave …, 2017 - ieeexplore.ieee.org
Based on time-variant behavior of metal-oxide-semiconductor field-effect transistors in large-
signal operations, harmonic translations and their mutual effects are analyzed. Large …

Terahertz electronics: Application of wave propagation and nonlinear processes

H Aghasi, SMH Naghavi, M Tavakoli Taba… - Applied Physics …, 2020 - pubs.aip.org
We review the recent advances on the implementation of electronic circuits that operate in
the millimeter-wave (30–300 GHz) and terahertz (300–3000 GHz) frequency ranges. The …

0.3-THz SiGe-based high-efficiency push–push VCOs with> 1-mW peak output power employing common-mode impedance enhancement

F Ahmed, M Furqan, B Heinemann… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
We present a novel method of maximizing the output power and efficiency of millimeter-
wave and terahertz signal sources, which are based on the push-push topology. In this …

Second-harmonic power generation limits in harmonic oscillators

R Kananizadeh, O Momeni - IEEE Journal of Solid-State …, 2018 - ieeexplore.ieee.org
Based on piecewise linear modeling of field-effect transistors, harmonic translations are
deployed to analyze the fundamental limits for a maximum second-harmonic power …