Zobrazeno 1 - 7
of 7
pro vyhledávání: '"Michael Kamper"'
Publikováno v:
2019 12th German Microwave Conference (GeMiC).
A broadband push-pull RF power amplifier (PA) is designed and implemented. The PA yields high efficiency from 0.8 to 3.7 GHz with a peak drain efficiency of 68 % at 1.6 GHz. The output power is greater or equal to 40 dBm over the entire band with a m
Publikováno v:
IEEE Microwave Magazine. 16:89-93
At the 2014 International Microwave Symposium (IMS2014) in Tampa, Florida, the power amplifier (PA) design competition celebrated its tenth anniversary. Back in 2004, it was the first student design competition that the IEEE Microwave Theory and Tech
Autor:
Georg Fischer, Michael Kamper
Publikováno v:
2017 IEEE Topical Conference on RF/Microwave Power Amplifiers for Radio and Wireless Applications (PAWR).
This paper presents wideband baluns optimized for current made class D (CMCD) amplifiers. A tuned harmonic impedance space for the CMCD power amplifier (PA) can be defined for a maximum percent bandwidth of 100%. The present paper, therefore, examine
Publikováno v:
IEEE Microwave Magazine. 15:73-79
Designing a simultaneously linear and efficient radio-frequency (RF) power amplifier (PA) is no simple task. The Microwave Theory and Techniques Technical Committee on The High-Power Amplifier Components (MTT-5), aiming to promote this challenge at t
Publikováno v:
IEEE Microwave Magazine. 14:95-101
In this work, a very good match between simulations and measurements of a Doherty PA was observed. To the best of authors' knowledge, the achieved results demonstrated the highest performance in terms of two-tone efficiency at high linearity that can
Publikováno v:
2016 German Microwave Conference (GeMiC).
This paper presents linearity improvement of power amplifiers (PAs) with envelope tracking (ET) modulators. ET modulators vary the supply voltage of RF power amplifiers to optimize the efficiency, but potentially degrade the linearity of the system.
Publikováno v:
Scopus-Elsevier
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