A microstrip switched-band impedance transformer for frequency-dependent complex load
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Microwave and Wireless Technologies"
DOI: 10.1017/s1759078720001051
Abstract: Abstract This study presents a simple switched-band impedance transformer using microstrip lines. The proposed circuit is suitable for loads with frequency-dependent complex impedances at two arbitrary operating frequencies. The transformer comprises two cascaded microstrip lines… read more here.
Keywords: frequency dependent; band impedance; impedance; switched band ... See more keywords
Multioctave Bandwidth of Parallel-Feeding Network Based on Impedance Transformer Concept
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Transactions on Antennas and Propagation"
DOI: 10.1109/tap.2019.2893893
Abstract: A generalized scheme to design a parallel-feeding network with a bandwidth of several octaves for uniform distribution arrays is proposed. Considering the entire network as a continuous impedance-transition device between the feed and all element… read more here.
Keywords: impedance transformer; impedance; parallel feeding; network ... See more keywords
High-Selectivity Single-Ended/Balanced DC-Block Filtering Impedance Transformer and Its Application on Power Amplifier
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Transactions on Circuits and Systems I: Regular Papers"
DOI: 10.1109/tcsi.2020.3015883
Abstract: In this article, a single-ended filtering impedance transformer with good frequency selectivity and high transforming ratio is proposed at first, comprising of the two cascaded coupled-line sections with a stub. Also, the balanced structure is… read more here.
Keywords: single ended; impedance; filtering impedance; power ... See more keywords
A Coupled Line Impedance Transformer for High Termination Impedance with a Bandpass Filtering Response
Sign Up to like & getrecommendations! Published in 2018 at "Journal of electromagnetic engineering and science"
DOI: 10.26866/jees.2018.18.1.41
Abstract: In this study, a short-ended coupled line with a short-circuit stub transmission line bandpass filtering impedance transformer is presented. The general designed equations are derived on the basis of circuit theory. The design curves are… read more here.
Keywords: coupled line; ghz; impedance transformer; impedance ... See more keywords