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An Inverse Class-E Power Amplifier for Ultrasound Transducer [PDF]

open access: yesSensors, 2023
An inverse Class-E power amplifier was designed for an ultrasound transducer. The proposed inverse Class-E power amplifier can be useful because of the low series inductance values used in the output matching network that helps to reduce signal ...
Hojong Choi
doaj   +6 more sources

A Systematic Approach of Generalized Reactance Compensation Technique in Wideband Class-E Power Amplifier for Lower High Frequency (HF) Bands [PDF]

open access: goldIEEE Access, 2023
This paper discussed a systematic design approach for reactance compensated class-E power amplifier. The theory behind conventional Class-E is described then differences between reactance compensation Class-E is explained and derived.
Khairul Hilmi Yusof   +6 more
doaj   +2 more sources

Wireless Charging System Using Resonant Inductor in Class E Power Amplifier for Electronics and Sensors [PDF]

open access: yesSensors, 2020
This study aims to solve a problem that exists with impedance matching networks in terms of extra cost and power loss of electronic components in a four-coil wireless power transfer (WPT) system using class E power amplifier as power supply, which is not
Feng Wen   +3 more
doaj   +2 more sources

High Power Wideband Class-E Power Amplifier [PDF]

open access: yesIEEE Microwave and Wireless Components Letters, 2010
This letter shows a high-power, high-efficiency, wideband Class-E RF power amplifier designed upon the load admittance synthesis concept and built using an uncomplicated low-loss load network with a low loss wideband admittance transformer as the main ...
Ortega González, Francisco Javier
core   +4 more sources

Design Methodology of the Class-E Power Amplifier with Finite Feed Inductance—A Tutorial Approach [PDF]

open access: goldApplied Sciences, 2020
The Class-E with finite feed inductance is a high-efficiency power amplifier that generally uses complex, long, and iterative design procedures. In this paper, we detail a design methodology that is based on an analytical model of this amplifier.
Ingrid Casallas   +4 more
doaj   +2 more sources

Optimizing Power Losses and Efficiency of Broadband Parallel-Circuit Class-E Power Amplifier [PDF]

open access: goldIEEE Access
This paper presents a design method for a watt-level high-efficiency broadband power amplifier (BPA) with a generalized parallel-circuit (PC) Class-E model.
Heng Lu, Jianliang Jiang, Hengli Zhang
doaj   +2 more sources

Class E Power Amplifier Design and Optimization for the Capacitive Coupled Wireless Power Transfer System in Biomedical Implants

open access: yesEnergies, 2017
The capacitive coupled wireless power transfer (CCWPT) operating at megahertz (MHz) frequency is broadly considered as the promising solution for low power biomedical implants.
Narayanamoorthi R.   +4 more
doaj   +3 more sources

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

open access: goldIEEE Access
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.
Sooncheol Bae   +12 more
doaj   +2 more sources

Minimum Power Input Control for Class-E Amplifier Using Depletion-Mode Gallium Nitride High Electron Mobility Transistor [PDF]

open access: goldEnergies, 2021
In this study, we implemented a depletion (D)-mode gallium nitride high electron mobility transistor (GaN HEMT, which has the advantage of having no body diode) in a class-E amplifier.
You-Chen Weng   +3 more
doaj   +2 more sources

Design Equations for Class-E Power Amplifiers [PDF]

open access: yes, 2006
In literature, it is widely accepted that the design of Class-E Power Amplifier (PA) with finite dc feed inductance requires a long iterative solution procedure. To avoid such iterative solution methods, analytical design equations should be known.
Acar, Mustafa   +2 more
core   +4 more sources

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