Review of Ka-Band power amplifier

Z Wang, S Hu, L Gu, L Lin - Electronics, 2022 - mdpi.com
With the increase in the demand for high-speed transmission communication, satellite
communication is developing rapidly. Because of the bandwidth capacity, the K/Ka band is …

Doherty PAs for 5G massive MIMO: Energy-efficient integrated DPA MMICs for sub-6-GHz and mm-wave 5G massive MIMO systems

W Chen, G Lv, X Liu, D Wang… - IEEE Microwave …, 2020 - ieeexplore.ieee.org
To accommodate growing user demand for faster data rates and extensive connectivity,
modern wireless communication systems must evolve to support a sharply increasing …

Evaluation of a stacked‐FET cell for high‐frequency applications

A Piacibello, F Costanzo, R Giofré… - … Journal of Numerical …, 2021 - Wiley Online Library
This paper presents the design, electromagnetic simulation strategies and experimental
characterisation of a two‐stage stacked‐FET cell in a 100 nm GaN on Si technology around …

A Doherty amplifier with modified load modulation scheme based on load–pull data

DP Nguyen, J Curtis, AV Pham - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
We present the design and development of a Ka-band Doherty power amplifier (DPA) that
achieves high efficiency at power backoff (PBO) using a new load modulation scheme and a …

A 28-GHz symmetrical Doherty power amplifier using stacked-FET cells

DP Nguyen, T Pham, AV Pham - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
A two-stage Ka-band Doherty power amplifier (DPA) using a stacked field-effect transistor
(FET) cell is presented. We demonstrate, for the first time, the two critical parameters in a …

A Compact Ka-Band Integrated Doherty Amplifier With Reconfigurable Input Network

DP Nguyen, BL Pham, AV Pham - IEEE transactions on …, 2018 - ieeexplore.ieee.org
In this paper, we present the design of an ultracompact monolithic millimeter-wave
integrated circuit Doherty power amplifier (DPA) using a novel reconfigurable input network …

Dual-band power amplifier design at 28/38 GHz for 5G new radio applications

YF Tsao, HS Hsu, J Würfl, HT Hsu - IEEE Access, 2022 - ieeexplore.ieee.org
This paper presents the design of a dual-band power amplifier (PA) featuring similar
performance at 28 GHz and 38 GHz. In the new radio (NR) of the fifth generation (5G) …

A wideband highly linear distributed amplifier using intermodulation cancellation technique for stacked-HBT cell

DP Nguyen, NLK Nguyen, AN Stameroff… - IEEE Transactions …, 2020 - ieeexplore.ieee.org
In this article, a wideband linearization technique for distributed amplifiers (DAs) is
presented. In particular, an auxiliary transistor is employed to create additional …

An Inductive-Neutralized 26-dBm -/ -Band Power Amplifier With 34% PAE in 90-nm CMOS

WC Huang, H Wang - IEEE Transactions on Microwave Theory …, 2019 - ieeexplore.ieee.org
This article presents a fully integrated K-/K a-band transformer-combined power amplifier
(PA) with a novel inductive neutralization technique implemented in the 90-nm CMOS …

A Ka-band asymmetrical stacked-FET MMIC Doherty power amplifier

DP Nguyen, T Pham, AV Pham - 2017 IEEE Radio Frequency …, 2017 - ieeexplore.ieee.org
We present a stacked-FET monolithic millimeter-wave (mmW) integrated circuit Doherty
power amplifier (DPA). The DPA employs a novel asymmetrical stack gate bias to achieve …