Beyond the Bandwidth Limit: A Tutorial on Low-Noise Amplifier Circuits for Advanced Systems Based on III-V Process

X Yan, J Zhang, SP Gao, Y Guo - IEEE Transactions on Circuits …, 2023 - ieeexplore.ieee.org
With the fast development of advanced communication systems, wideband low-noise
amplifiers (LNAs) have become more and more critical as they determine the overall …

An Efficient Transistor-Model-Assisted Layout Synthesis Approach Using Improved Implicit Space Map** for High-Performance MMIC PAs

J Zhang, X Yan, H Luo, Y Guo - IEEE Transactions on Circuits …, 2024 - ieeexplore.ieee.org
In this brief, a novel design approach for monolithic microwave integrated circuit (MMIC)
power amplifiers (PAs) using improved implicit space map** (IISM) and transistor …

Design of a fully integrated wideband continuous-mode asymmetrical Doherty power amplifier in GaN-on-SiC HEMT technology

J Zhang, R Han, F Liu, X Yan… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
In this brief, a novel continuous-mode asymmetrical Doherty power amplifier (CM-ADPA) is
proposed. It is illustrated that by applying complex impedance at the power combining node …

Catalyzing satellite communication: A 20W Ku-Band RF front-end power amplifier design and deployment

J Chen, F Wang, D Zhang, J Liu, H Wu, Z Zhou, H Yang… - Plos one, 2024 - journals.plos.org
This paper presents a groundbreaking Ku-band 20W RF front-end power amplifier (PA),
designed to address numerous challenges encountered by satellite communication …

Design and Analysis of a Coupled-Line-Based Load-Modulated Balanced Amplifier MMIC With Enhanced Bandwidth Performance

J Zhang, W Zhao, B Yang, X Yan… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
This article presents the design theory and implementation of a fully integrated coupled-line-
based load-modulated balanced amplifier (CLLMBA) monolithic microwave integrated …

A 4.5–5.5-GHz Compact 6-bit Phase Shifter With Low RMS Phase and Amplitude Errors Based on Bandpass Structure for High-Power Applications

H Zhao, X Yan, H Chu, X Zhu… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
This article presents a compact 6-bit digital phase shifter (PS) monolithic microwave
integrated circuit (MMIC) with low root-mean-square (rms) phase and amplitude errors. A …

Compact Reconfigurable Dual-Band MMIC SPDT/SP4T Switches With On-Chip Coupled-Line Structure in GaN-on-SiC HEMT Technology

X Yan, J Zhang, B Yang, SP Gao… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
This paper presents the design and analysis of dual-band monolithic microwave integrated
circuit (MMIC) switches, including a single pole double throw (SPDT) and a single pole four …

GaN low noise amplifier MMIC with LPF and HPF noise matching

M Zaid, P Kumari, MS Nazir, A Pampori, U Goyal… - Microelectronic …, 2024 - Elsevier
In this paper, we introduce two innovative two-stage low noise amplifiers (LNAs), each with
distinct noise-matching networks. The first LNA features a low pass filter (LPF) for noise …

Optimizing Low Noise Amplifiers: A Two-Stage Approach for Improved Noise Figure and Stability

M Zaid, P Kumari, A Pampori, MS Nazir, U Goyal… - IEEE …, 2024 - ieeexplore.ieee.org
This study introduces a new design for a low noise amplifier (LNA) consisting of two stages
taking advantage of the inherent lossy properties of the input matching components. By …

A 4–22 GHz Ultra-Wideband Low-Noise Amplifier With 0.8–1.5 dB NF and 28–31 dB Gain Enhanced by the Negative Load Impedance

X Zhang, K Wang, R Gao, Y Zhang… - … on Circuits and …, 2024 - ieeexplore.ieee.org
This paper presents an ultra-wideband 4–22 GHz three-stage low noise amplifier (LNA) that
utilizes negative load impedance (NLI) and frequency compensation (FC) in the inter-stage …