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 …

A 5-GHz WLAN RF CMOS power amplifier with a parallel-cascoded configuration and an active feedback linearizer

S Kang, D Baek, S Hong - IEEE Transactions on Microwave …, 2017 - ieeexplore.ieee.org
This paper presents a highly linear cascode power amplifier (PA) for 5-GHz 802.11 ac
(wireless local area network) WLAN applications, which is fabricated with a 0.13-μm …

15 GHz Doherty power amplifier with RF predistortion linearizer in CMOS SOI

N Rostomyan, JA Jayamon… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
A two-stage, high-power symmetric Doherty power amplifier (PA) at 15 GHz is presented.
The PA is implemented in 45 nm CMOS silicon on insulator and achieves more than 23 dB …

Energy-efficient power amplifiers and linearization techniques for massive MIMO transmitters: a review

X Liu, G Lv, D Wang, W Chen… - Frontiers of Information …, 2020 - Springer
Highly efficient power amplifiers (PAs) and associated linearization techniques have been
developed to accommodate the explosive growth in the data transmission rate and …

Wideband 120-GHz CMOS I/Q transmitter with suppressed IMRR and LOFT for wireless short-range high-speed 6G IoT applications

SH Kim, TH Jang, DM Kang, KP Jung… - IEEE Internet of Things …, 2023 - ieeexplore.ieee.org
In this study, a wideband 120-GHz I/Q transmitter with suppressed image rejection ratio
(IMRR) and LO feed through (LOFT) is presented using 40-nm complementary metal oxide …

Review on Solid-State Narrow and Wide-Band Power Amplifier

A Urooj, MA Al Absi - Arabian Journal for Science and Engineering, 2024 - Springer
This review paper examines the advancements in solid-state power amplifiers (SSPAs) for
wireless communication technology. As mobile devices rely on efficient power amplifiers to …

A 17–35 GHz broadband, high efficiency PHEMT power amplifier using synthesized transformer matching technique

PC Huang, ZM Tsai, KY Lin… - IEEE Transactions on …, 2011 - ieeexplore.ieee.org
This paper presents a 17 GHz to 35 GHz broadband power amplifier (PA) using 0.15-μm
GaAs pHEMT technology. The synthesized transformer using microstrip line matching …

A 60 GHz CMOS power amplifier with built-in pre-distortion linearizer

JH Tsai, CH Wu, HY Yang… - IEEE Microwave and …, 2011 - ieeexplore.ieee.org
A built-in pre-distortion linearizer using cold-mode MOSFET with forward body bias is
presented for 60 GHz CMOS PA linearization on 90 nm CMOS LP process. The power …

Phase-delay cold-FET pre-distortion linearizer for millimeter-wave CMOS power amplifiers

KY Kao, YC Hsu, KW Chen… - IEEE Transactions on …, 2013 - ieeexplore.ieee.org
A phase-delay cold-FET pre-distortion linearizer technique is proposed to improve the gain
compensation ability compared with the conventional cold-FET pre-distortion linearizer. The …

Pole-controlled wideband 120 GHz CMOS power amplifier for wireless chip-to-chip communication in 40-nm CMOS process

HS Son, TH Jang, SH Kim, KP Jung… - IEEE transactions on …, 2018 - ieeexplore.ieee.org
This brief proposes a wideband CMOS power amplifier (PA) with flat gain using a pole-
controlled transformer in the sub-THz band for wireless chip-to-chip communication. An …