Nanoplasma-enabled picosecond switches for ultrafast electronics

M Samizadeh Nikoo, A Jafari, N Perera, M Zhu… - Nature, 2020 - nature.com
The broad applications of ultrawide-band signals and terahertz waves in quantum
measurements,, imaging and sensing techniques,, advanced biological treatments, and very …

A new distributed parameter broadband matching method for power amplifier via real frequency technique

Z Dai, S He, F You, J Peng, P Chen… - IEEE Transactions on …, 2015 - ieeexplore.ieee.org
A general matching method is presented in this paper for broadband power amplifier (PA)
design. A novel cost function is proposed for the real frequency technique (RFT), which …

Analysis and design of the novel class-F/E power amplifier with series output filter

A Sheikhi, H Hemesi - … Transactions on Circuits and Systems II …, 2021 - ieeexplore.ieee.org
In this brief, a new lumped-element Class-F 3/E and transmission-line (TL) Class-F 3/E 2
power amplifiers are presented. It is shown that employing the series output filter (inverse …

Design of continuous‐mode GaN power amplifier with compact fundamental impedance solutions on package plane

J Pang, S He, Z Dai, C Huang, J Peng… - IET Microwaves …, 2016 - Wiley Online Library
A novel methodology for designing broadband Class‐J power amplifiers (PAs) with compact
fundamental impedances on the package plane is presented. A simple transistor model with …

An extended topology of parallel-circuit class-E power amplifier to account for larger output capacitances

J Cumana, A Grebennikov, G Sun… - IEEE transactions on …, 2011 - ieeexplore.ieee.org
This paper presents a modified parallel-circuit class-E amplifier that accommodates devices
with larger output capacitances, recovering the class-E operating conditions. The finite …

High-Efficiency Single-Ended Class- Power Amplifier With Finite DC Feed Inductor

F You, S He, X Tang, X Deng - IEEE transactions on microwave …, 2009 - ieeexplore.ieee.org
In this paper, a single-ended class-E/F 2 amplifier with a finite dc feed (FDC) inductor is
proposed. In comparison to the other types of class-E amplifiers, a second harmonic parallel …

A 150-w spaceborne gan solid-state power amplifier for beidou navigation satellite system

XD Jing, SC Zhong, HL Wang… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
This article describes the design, testing, and space qualification of a 150-W high-power and
high-efficiency GaN solid-state amplifier (SSPA) used in the BeiDou Navigation Satellite …

Design and Analysis of Class E/F Power Amplifier with Nonlinear Shunt Capacitance at Nonoptimum Operation

M Hayati, A Sheikhi… - IEEE Transactions on …, 2014 - ieeexplore.ieee.org
This paper presents analytical expressions for the Class-E/F 3 power amplifier with a
nonlinear shunt capacitor for satisfying the nonoptimum condition at 50% duty ratio. The …

High‐efficiency hybrid continuous mode power amplifier with input and output harmonic engineering

C Shen, S He, Z Xiao, J Peng… - International Journal of RF …, 2022 - Wiley Online Library
This paper intensely studies the impact of the input nonlinearity caused by the transistor's
feedback on the hybrid continuous class‐F power amplifier. The research extends the …

A Design Methodology of Class-E/F3 Power Amplifier Considering Linear External and Nonlinear Drain–Source Capacitance

A Sheikhi, M Hayati… - IEEE Transactions on …, 2016 - ieeexplore.ieee.org
A single-ended Class-E/Fn power amplifier (PA) with linear external and nonlinear drain-to-
source (intrinsic) capacitances is designed and analyzed to achieve optimum operation. The …