Results 11 to 20 of about 10,259 (303)
Energies, 2023 Similar to a Doherty power amplifier (DPA), a sequential power amplifier (SPA) is mainly composed of a main amplifier, an auxiliary amplifier and a combiner.
Keyuan Yang +5 more
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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
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Design of High-Power High-Efficiency Broadband GaN HEMT Power Amplifier for S Band Applications using Load-Pull Technique [PDF]
ITM Web of Conferences, 2022 This work reveals the design for broadband high-power high-efficiency GaN HEMT power amplifier, operating in the frequency band ranging from 2.15 GHz to 2.65 GHz. The proposed structure is implemented using Cree GaN HEMT CGH40010 transistor.
Ribate Mohamed +4 more
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Broadband power amplifier limitations due to package parasitics [PDF]
Serbian Journal of Electrical Engineering, 2015 Limitations of CMOS broadband power amplifiers due to package parasitics have been explored in this paper. The constraints of power amplifier matching network, realized as a third-order Chebyshev filter, have been derived, and a new power ...
Grujić Dušan N., Saranovac Lazar
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A Highly Efficient Broadband Class-E Power Amplifier with Nonlinear Shunt Capacitance [PDF]
Journal of the Korean Institute of Electromagnetic Engineering and Science, 2017 A new approach to designing a broadband and highly efficient class-E power amplifier based on nonlinear shunt capacitance analysis is proposed. The nonlinear shunt capacitance method accurately extracts optimum class-E power amplifier parameters ...
Ninh Dang-Duy +4 more
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Broadband Doherty Power Amplifier With Transferable Continuous Mode [PDF]
IEEE Access, 2020 In this paper, in-band continuous mode transferring (CMT) method is presented for designing broadband Doherty power amplifier (DPA). Specifically, transferable continuous mode, transferring between class-J continuum to class-F-1 continuum, is introduced ...
Decheng Gan +4 more
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Broadband Virtual-Stub Doherty Power Amplifier Using Asymmetric Structure
IEEE Access, 2023 The load networks of advanced Doherty power amplifiers (DPAs) have traditionally been designed according to the ABCD parameters. In this paper, design conditions as an impedance transformation condition and an effective electrical length were used to ...
Jaekyung Shin +11 more
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Sensors, 2019 The linear power amplifier with high-output power in the broadband frequency is the critical component required by exciting the electromagnetic acoustic transducer (EMAT) to generate ultrasonic guided wave (UGW).
Jinjie Zhou, Yang Zheng
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Design of a Broadband Power Amplifier Based on Power and Efficiency Contour Estimation [PDF]
IEEE Microwave and Wireless Components Letters, 2020 Cette lettre présente la conception d'un amplificateur de puissance (PA) à large bande qui atteint, sur la bande de fréquence 0,45-3,4 GHz, une puissance de sortie comprise entre 41,5 et 44,3 dBm et une efficacité ajoutée en puissance (PAE) supérieure à 54 %.
Jorge Julián Moreno Rubio +2 more
exaly +4 more sources
Design of Broadband Doherty Power Amplifier Based on Misaligned Current Phase
EnergiesA broadband Doherty power amplifier (DPA) always experiences an efficiency degradation between two efficiency peaks, especially at two side bands. In this study, the efficiency degradation was demonstrated to be caused caused by the in-phase power ...
Yinlong Hu, Decheng Gan, Weimin Shi
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