Broadband GaN MMIC Doherty power amplifier using continuous-mode combining for 5G sub-6 GHz applications

J Pang, C Chu, J Wu, Z Dai, M Li… - IEEE Journal of Solid …, 2022 - ieeexplore.ieee.org
This article presents a broadband fully integrated Doherty power amplifier (DPA) using a
continuous-mode combining load. It is illustrated that the continuous-mode impedance …

A compact and broadband Doherty power amplifier without post-matching network

LH Zhou, XY Zhou, WS Chan - IEEE Transactions on Circuits …, 2022 - ieeexplore.ieee.org
Post-matching network (PMN) dominates broadband Doherty power amplifier (DPA) design,
but at the cost of large footprint. This brief presents a PMN-free, compact and broadband …

Simulated annealing particle swarm optimization for a dual-input broadband GaN Doherty like load-modulated balance amplifier design

H Liu, C Li, S He, W Shi, Y Chen… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
In this brief, an automatic power amplifier (PA) design system based on simulated annealing
particle swarm optimization (SA-PSO) algorithm is proposed to perform multi-objective …

Broadband High-Efficiency Dual-Mode Doherty Power Amplifier Using Hybrid F/F–1 Continuous-Mode Technology

Y Tang, W Feng, X Zhou, W Wang, L Gu… - … on Circuits and …, 2023 - ieeexplore.ieee.org
A design strategy to enhance the efficiency of the dual-mode Doherty power amplifier (DPA)
is proposed. The continuous multiple harmonic regulation approach is adopted to realize …

Broadband sequential load modulated balanced amplifier with extended design space using second harmonic manipulation

C Chu, J Pang, R Darraji, SK Dhar… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
This article presents the design methodology of a broadband radio frequency (RF)-input
sequential load modulated balanced amplifier (SLMBA) with extended high-efficiency …

An efficient broadband symmetrical Doherty power amplifier with extended back-off range

JR Zhang, SY Zheng, N Yang - IEEE Transactions on Circuits …, 2022 - ieeexplore.ieee.org
In this brief, a symmetrical Doherty power amplifier (DPA) which exhibits enhanced
efficiency, bandwidth and output power back-off range by phase compensation, is proposed …

A circuit solving method for output matching network parameters of Doherty power amplifiers

G Bai, F **ao, Y Zhong, Z Dai - AEU-International Journal of Electronics …, 2024 - Elsevier
In this paper, all possible numerical solutions are provided when the matching conditions for
Doherty power amplifier (DPA) back-off and saturation states are met. Firstly, this article …

Highly efficient wideband GaN MMIC Doherty power amplifier considering the output capacitor influence of the peaking transistor in class-C operation

RJ Liu, XW Zhu, J **a, P Chen, C Yu… - … on Circuits and …, 2022 - ieeexplore.ieee.org
In this paper, a highly efficient gallium nitride (GaN) monolithic microwave integrated circuit
(MMIC) Doherty power amplifier (DPA) from 4.6 to 5.5 GHz with the consideration of the …

A new design for mode transfer-based harmonic tuned power amplifier (MHPA)

M Chegini, J Yavandhasani, M Kamarei - AEU-International Journal of …, 2022 - Elsevier
Available onlineThis paper presents the design, implementation and measurement results
for a 0.8–2.1 GHz Mode transfer-based Harmonic tuned Power Amplifier (MHPA). The …

Fully-integrated broadband GaAs MMIC load modulated balanced amplifier for sub-6 GHz applications

W Chen, Y Wu, S Li, W Wang - IEEE Transactions on Circuits …, 2023 - ieeexplore.ieee.org
In this brief, a monolithically integrated broadband load modulated balanced amplifier
(LMBA) chip without BA pre-matching network is proposed and designed. It is the first time …