Design of a High-Power, High-Efficiency GaN Power Amplifier for W-Band Applications [PDF]
MicromachinesThis paper presents a W-band high-efficiency and high-output-power power amplifier (PA) based on a 130 nm AlGaN/GaN-on-SiC HEMT process. The PA is designed to deliver optimal output power and gain performance across the entire W-band.
Shuai Liu +3 more
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Third-order Intermodulation Reduction in Mobile Power Amplifiers by the First Stage Bias Control [PDF]
Radioengineering, 2012 In this paper, the third order intermodulation distortion (IMD3) of three-stage power amplifier (PA) is analyzed using the Volterra series. The analysis explains how the total IMD3 of the three-stage power amplifier can be reduced by the first-stage bias
J. H. Jung, C. H. Kwak, J. S. Lee
doaj +2 more sources
Internally Harmonic Matched Compact GaN Power Amplifier with 78.5% PAE for 2.45 GHz Wireless Power Transfer Systems [PDF]
MicromachinesIn this paper, a high-efficiency compact power amplifier is designed and fabricated with a 0.25 μm GaN high electron mobility transistor (HEMT) to meet the demands of a high integration level and high efficiency for microwave wireless power transfer (WPT)
Caoyu Li +5 more
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THE INFLUENCE OF A RESIDUAL REFLECTIVITY AT THE FRONT FACET OF A MULTISECTION MASTER-OSCILLATOR POWER-AMPLIFIER [PDF]
Journal of Engineering Science (Chişinău), 2022 This paper reports on the theoretical end experimental investigation of the output characteristics of a multisection master-oscillator power-amplifier (MOPA).
GRIGORIEV, Eugeniu +3 more
doaj +1 more source
A Ku-Band Broadband Stacked FET Power Amplifier Using 0.15 μm GaAs pHEMT
Micromachines, 2023 To meet the application requirements of broadband radar systems for broadband power amplifiers, a Ku-band broadband power amplifier (PA) microwave monolithic integrated circuit (MMIC) based on a 0.15 µm gallium arsenide (GaAs) high-electron-mobility ...
Jiaxuan Li +5 more
doaj +1 more source
Optimization Technique for High-Gain CMOS Power Amplifier for 5G Applications
Applied Sciences, 2021 In this study, a differential power amplifier (PA) with a high gain of over 30 dB by configuring a three-stage common source unit amplifier was designed.
Hayeon Jeong +5 more
doaj +1 more source
Design of RF Power Amplifiers Using Parallel-Series Power Combining Transformers [PDF]
Engineering and Technology Journal, 2015 This paper presents the design of a one watt-level RF CMOS Power Amplifier (PA) based on power combining transformers PSCT in 0.13 µm technology using ADS 2011.10.
Suhad. H. Jasim, Ahmed S. Ezzulddin
doaj +1 more source
Research and Design of an X-Band UHF Power Amplifier
Известия высших учебных заведений России: Радиоэлектроника, 2022 Introduction. A method for designing power amplifiers for use in the transmitting channels of X-band transceiver modules is investigated. The design process was aimed at optimizing the relationship between the basic amplifier characteristics, including ...
Nguyen Xuan Luong +3 more
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Efficient Baseband Digital Predistorter Using Lut for Power Amplifier (PA) with Memory Effect [PDF]
American Journal of Electrical and Electronic Engineering, 2014 Modern communications systems will have to integrate multiple radio technologies to support a large number of wireless standards (WLAN, WPAN…). This system should operate with third generation (3G) air interface standards, where non constant envelope modulation formats (MQAM, OFDM…) are required.
B. Feuvrie, M. Diop, Y. Wang
openaire +1 more source
L‐band high power solid‐state power amplifier for aerospace usage
Electronics Letters, 2022 This work presents the design, implementation, and experimental results of an L‐band solid‐state power amplifier (SSPA) developed for the next generation high‐power transmitter for the space usage.
Fei Yang +7 more
doaj +1 more source