Generalized Multistage Modeling and Tuning Algorithm for Class EF and Class Inverters to Eliminate Iterative Retuning

I Nikiforidis, JM Arteaga, CH Kwan… - … on Power Electronics, 2022 - ieeexplore.ieee.org
The additional complexity of Class EF and Class inverters compared with their Class E
counterparts, combined with parasitic effects becoming more prevalent as frequency and …

A Generalized High-Efficiency Broadband Class-E/F3 Power Amplifier Based on Design Space Expanding of Load Network

Z Yang, M Li, Z Dai, C Xu, Y Jin, T Li… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
This article presents an analytical and coherent design method for the generalized high-
efficiency broadband parallel-circuit (PC) Class-E/F 3 power amplifier (PA). By importing the …

Design Procedure for a High-Efficiency Class-E/F3 Power Amplifier

S Pezeshkpour, MM Ahmadi - IEEE Transactions on Power …, 2023 - ieeexplore.ieee.org
The switch voltage stress in a Class-E power amplifier (PA) is larger than that in any other
switching PAs. A series resonant filter is added across the switch to filter out the third …

Demonstration of Low dv/dt Class-Ф2 DC-DC Converter with 50% Duty Cycle

Z Liu, Z Zhao, Y Kai, Y Lao, J Wang… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
This article presents the frequency-domain-based modified impedance tuning analysis (ITA)
method and its demonstration in designing a class-Ф 2 dc–dc converter with load …

Analysis and Design of High-Frequency WPT System Using Load-Independent Inverter With Robustness Against Load Variations and Coil Misalignment

Y Komiyama, A Komanaka, H Ota, Y Ito… - IEEE …, 2024 - ieeexplore.ieee.org
This paper presents an analysis and design of the load-independent (LI) high-frequency
magnetic resonant wireless power transfer (MR-WPT) system with robustness against load …

A Self-Tuned Class-E/F3 Power Oscillator

S Pezeshkpour, MM Ahmadi - IEEE Transactions on Power …, 2024 - ieeexplore.ieee.org
Class-E/F 3 power amplifier (PA) is a hybrid switching PA that enhances the performance of
Class-E PA by reducing its peak switch voltage. The output power and the efficiency of a …

Analysis and design of voltage-source parallel resonant class E/F3 inverter

T Li, M Li, Z Dai, R Zhang, W Shi, J Pang… - AEU-International Journal …, 2024 - Elsevier
In this paper, a detailed mathematical analysis process of the voltage-source parallel
resonant (VSPR) class E/F 3 inverter at 50% duty ratio is proposed. Combining the …

60 W Class-E/F3 Switching Power Amplifier With an Improved Second Harmonic Distortion of −49 dBc

S Bae, H Oh, W Choi, J Shin, Y Chen, H Jeon… - IEEE …, 2024 - ieeexplore.ieee.org
This paper presents a Class-E/F3 switching power amplifier (SPA) with reduced second
harmonic leakage using parallel resonant circuit in series for the second harmonics. The …

Reducing Circling Currents in a VHF Class Φ2 Inverter Based on a Fully Analytical Loss Model

D Zhang, R Min, Z Liu, Q Tong, Q Zhang, T Wu… - Energies, 2022 - mdpi.com
This paper proposes a fully analytical loss model to reduce circling currents and improve the
power efficiency of a class Φ2 inverter. Firstly, analytical expression of the switching node …

Generalized Analysis and Performance Investigation of the Class-E/Fn Rectifiers

X Wei, J Ma, T Osato, W Zhu, K Nguyen… - IEEE Access, 2020 - ieeexplore.ieee.org
This paper gives analytical waveform equations of the class-E/F n rectifier. By using the
analytical waveforms, we investigate performances of the class-E/F 2 and E/F 3 rectifiers at …