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JSSC 2024第8期RF & Wireless28nmPower Amplifier

A Compact 197- to 438-GHz Power Amplifier With 203-dBm Psat and 355 PAE in 28-nm

一款支持5G及未来的宽带毫米波线性功率放大器,采用异步调谐耦合谐振器电路模型和自适应反馈线性化技术。
28nm CMOS, 19.7-43.8 GHz, 18.7-20.3-dBm Psat, 24.9%-35.5% PAE max
毫米波功率放大器5G线性化CMOS
异步调谐耦合谐振器(ATCR)电路模型
自适应反馈线性化器(AFL)
多栅晶体管(MGTR)技术
Abstract
This article presents a broadband millimeter-wave (mm-wave) linear power amplifier (PA) to support 5G and beyond wireless communication. An asynchronously tuned coupled res- onator (ATCR) circuit model is introduced to effectively design PA’s non-ideal transformer-based broadband output matching network (OMN). Two adaptive feedback linearizers (AFLs) and multi-gated transistor (MGTR) techniques are adapted to optimize the linearity. Both amplitude-to-amplitude (AM−AM) and amplitude-to-phase modu