A switched-capacitor RF power amplifier
A fully integrated switched-capacitor power amplifier (SCPA) utilizes switched-capacitor
techniques in an EER/Polar architecture. It operates on the envelope of a nonconstant …
techniques in an EER/Polar architecture. It operates on the envelope of a nonconstant …
Towards single-chip radiofrequency signal processing via acoustoelectric electron–phonon interactions
The addition of active, nonlinear, and nonreciprocal functionalities to passive piezoelectric
acoustic wave technologies could enable all-acoustic and therefore ultra-compact …
acoustic wave technologies could enable all-acoustic and therefore ultra-compact …
A combined series-parallel hybrid envelope amplifier for envelope tracking mobile terminal RF power amplifier applications
An improved envelope amplifier architecture for envelope tracking RF power amplifiers is
presented, consisting of two switching amplifiers and one linear amplifier. The first switching …
presented, consisting of two switching amplifiers and one linear amplifier. The first switching …
A review of envelope tracking power supply for mobile communication systems
X Ruan, Y Wang, Q ** - CPSS Transactions on Power …, 2017 - ieeexplore.ieee.org
In modern mobile communication systems, spectral efficient modulation formats have been
widely used, which results in the envelope of the radio frequency (RF) signal is variable and …
widely used, which results in the envelope of the radio frequency (RF) signal is variable and …
A class-G switched-capacitor RF power amplifier
A switched-capacitor power amplifier (SCPA) that realizes an envelope elimination and
restoration/polar class-G topology is introduced. A novel voltage-tolerant switch enables the …
restoration/polar class-G topology is introduced. A novel voltage-tolerant switch enables the …
Transformer-based uneven Doherty power amplifier in 90 nm CMOS for WLAN applications
This paper presents a fully integrated transformer-based Doherty power amplifier in a
standard 90 nm CMOS process. A novel asymmetrical series combining transformer is used …
standard 90 nm CMOS process. A novel asymmetrical series combining transformer is used …
[BOOK][B] RF power amplifiers for mobile communications
P Reynaert, M Steyaert - 2006 - books.google.com
RF Power Amplifiers for Mobile Communications fits in the quest for fully integrated CMOS
transceivers. The book tackles both high efficiency and high linearity PA design in low …
transceivers. The book tackles both high efficiency and high linearity PA design in low …
A two-phase switching hybrid supply modulator for RF power amplifiers with 9% efficiency improvement
PY Wu, PKT Mok - IEEE Journal of Solid-State Circuits, 2010 - ieeexplore.ieee.org
A hybrid supply modulator consisting of a parallel operation of a high-drive, low output
impedance, wideband class-AB linear amplifier and a high-efficiency, wideband, low-ripple …
impedance, wideband class-AB linear amplifier and a high-efficiency, wideband, low-ripple …
Push the envelope: Design concepts for envelope-tracking power amplifiers
As mobile communication systems evolve to handle higher data rates, their modulation
schemes only become more complicated, generating signals with large bandwidth and high …
schemes only become more complicated, generating signals with large bandwidth and high …
Design of a transformer-based reconfigurable digital polar Doherty power amplifier fully integrated in bulk CMOS
This paper presents a digital polar Doherty power amplifier (PA) fully integrated in a 65 nm
bulk CMOS process. It achieves+ 27.3 dBm peak output power and 32.5% peak PA drain …
bulk CMOS process. It achieves+ 27.3 dBm peak output power and 32.5% peak PA drain …