Enabling multi-functional 5G and beyond user equipment: A survey and tutorial
The fifth generation (5G) research and development has been fueled by many new
breakthroughs in various areas. The recent progress in carrier aggregation (CA), licensed …
breakthroughs in various areas. The recent progress in carrier aggregation (CA), licensed …
A 30-GHz CMOS SOI outphasing power amplifier with current mode combining for high backoff efficiency and constant envelope operation
High peak and average efficiency is an important feature of power amplifiers (PAs) for 5G
millimeter-wave communication. This article reviews the challenges of conventional …
millimeter-wave communication. This article reviews the challenges of conventional …
A coupler-based differential mm-wave Doherty power amplifier with impedance inverting and scaling baluns
Designing Doherty power amplifiers (PAs) at high millimeter-wave (mm-Wave) range
remains a major challenge because most Doherty combiners at this frequency band are …
remains a major challenge because most Doherty combiners at this frequency band are …
A reconfigurable hybrid series/parallel Doherty power amplifier with antenna VSWR resilient performance for MIMO arrays
Antenna load impedance variations typically cause significant power amplifier (PA)
performance degradation, including output power, large-signal linearity, and peak/average …
performance degradation, including output power, large-signal linearity, and peak/average …
A 28-GHz flip-chip packaged Chireix transmitter with on-antenna outphasing active load modulation
This paper presents a packaged 28-GHz Chireix outphasing transmitter (TX) for power
amplifier (PA) efficiency enhancement at both peak and back-off output power (PBO). The …
amplifier (PA) efficiency enhancement at both peak and back-off output power (PBO). The …
Doherty PAs for 5G massive MIMO: Energy-efficient integrated DPA MMICs for sub-6-GHz and mm-wave 5G massive MIMO systems
To accommodate growing user demand for faster data rates and extensive connectivity,
modern wireless communication systems must evolve to support a sharply increasing …
modern wireless communication systems must evolve to support a sharply increasing …
A linear high-efficiency millimeter-wave CMOS Doherty radiator leveraging multi-feed on-antenna active load modulation
This paper presents a Doherty radiator architecture that explores multi-feed antennas to
achieve an on-antenna Doherty load modulation network and demonstrates high-speed …
achieve an on-antenna Doherty load modulation network and demonstrates high-speed …
A millimeter-wave polarization-division-duplex transceiver front-end with an on-chip multifeed self-interference-canceling antenna and an all-passive reconfigurable …
A millimeter-wave (mm-wave) polarization-division-duplex (PDD) transceiver (TRX) front-
end with an on-chip multifeed self-interference-canceling (SIC) antenna and an all-passive …
end with an on-chip multifeed self-interference-canceling (SIC) antenna and an all-passive …
A 44–64-GHz mmWave broadband linear Doherty PA in silicon with quadrature hybrid combiner and non-foster impedance tuner
Z Liu, K Sengupta - IEEE Journal of Solid-State Circuits, 2022 - ieeexplore.ieee.org
The proliferation of millimeter-wave (mmWave) bands across 24–90 GHz and the strict
spectral efficiency requirements demand future transmitter front ends to operate across …
spectral efficiency requirements demand future transmitter front ends to operate across …
A 28-GHz beamforming Doherty power amplifier with enhanced AM-PM characteristic
This article presents a beamforming Doherty power amplifier (B-DPA) for the 28-GHz fifth-
generation (5G) newradio band. The proposed B-DPA is based on a new combiner topology …
generation (5G) newradio band. The proposed B-DPA is based on a new combiner topology …