A 24–30-GHz 256-element dual-polarized 5G phased array using fast on-chip beam calculators and magnetoelectric dipole antennas

B Sadhu, A Paidimarri, D Liu, M Yeck… - IEEE Journal of Solid …, 2022 - ieeexplore.ieee.org
We present a 24–30-GHz 256-element dual-polarization transceiver (TRX) phased array
based on a 16-element beamformer integrated circuit (BF-IC), 2-element frequency …

Single transformer-based compact Doherty power amplifiers for 5G RF phased-array ICs

HC Park, S Kim, J Lee, J Jung, S Baek… - IEEE Journal of Solid …, 2022 - ieeexplore.ieee.org
We present a broadband parallel-combined compact Doherty power amplifier (PA) in a 28-
nm bulk complementary metal–oxide–semiconductor (CMOS) device technology for fifth …

A millimeter-wave CMOS series-Doherty power amplifier with post-silicon inter-stage passive validation

M Pashaeifar, LCN De Vreede… - IEEE Journal of Solid …, 2022 - ieeexplore.ieee.org
This article presents a wideband series-Doherty power amplifier (SDPA) for millimeter-wave
(mm-wave) fifth-generation (5G) applications. It features a compact two-step impedance …

A four-way series Doherty digital polar transmitter at mm-wave frequencies

M Mortazavi, Y Shen, D Mul… - IEEE Journal of Solid …, 2022 - ieeexplore.ieee.org
This article presents an efficient digital polar transmitter (DPTX) at mm-wave frequencies that
exploit a novel-way series Doherty combiner (SDC) to enhance its drain and system …

A 39-GHz CMOS bidirectional Doherty phased-array beamformer using shared-LUT DPD with inter-element mismatch compensation technique for 5G base station

Z Li, J Pang, Y Zhang, Y Yamazaki… - IEEE Journal of Solid …, 2023 - ieeexplore.ieee.org
This article demonstrates a 39-GHz CMOS phased-array beamformer aiming for power-
efficient and area-efficient fifth-generation (5G) dual-polarized multiple-in–multiple-out (DP …

Efficient wideband mmW transceiver front end for 5G base stations in 22-nm FD-SOI CMOS

C Elgaard, M Özen, E Westesson… - IEEE Journal of Solid …, 2023 - ieeexplore.ieee.org
This article presents a fully integrated millimeter-wave (mmW) transceiver front end covering
24.25–29.5 GHz. It features a wideband Doherty power amplifier utilizing adaptive bias and …

A 23–40-GHz phased-array receiver using 14-bit phase-gain manager and wideband noise-canceling LNA

Z Deng, C Han, Y Li, HJ Qian… - IEEE Journal of Solid …, 2022 - ieeexplore.ieee.org
This article presents a 23–40-GHz phased-array receiver (RX) capable of reconfiguring to
achieve fine phase step and high gain range. Such phased-array RX consists of a 14-bit …

A low-loss load correction technique for self-healing power amplifiers using a modified two-tap six-port network

GD Singh, HM Nemati… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
This article presents a low-loss correction technique for a self-healing load-insensitive
power amplifier (PA) using a modified two-tap six-port network, wherein the varying …

A millimeter-wave mutual-coupling-resilient double-quadrature transmitter for 5G applications

M Pashaeifar, LCN de Vreede… - IEEE Journal of Solid …, 2021 - ieeexplore.ieee.org
This article presents a wideband energy-efficient transmitter (TX) for 5G mm-wave phased-
array systems. It features an advanced double-quadrature direct upconverter (DQ-DUC) to …

An inverted Doherty power amplifier insensitive to load variation with an embedded impedance sensor in its output power-combining network

GD Singh, HM Nemati, MS Alavi… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
This article presents an inverted Doherty power amplifier (IDPA) made load insensitive up to
2: 1 voltage standing wave ratio (VSWR) across its fractional bandwidth with a very compact …