Quarter-wave impedance transformer

Known as: Quarter wave impedance transformer, Quarter wave transformer, Quarter-wave transformer 
A quarter-wave impedance transformer, often written as λ/4 impedance transformer, is a component used in electrical engineering consisting of a… (More)
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Related topics

Related topics

13 relations
Characteristic impedanceCommensurate line circuitDistributed element filterDual impedance
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Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
2017
2017
Compact wideband quarter-wave transformer using stepped impedance microstrip lines
A compact wideband quarter-wave transformer using microstrip lines is presented. The design relies on replacing a uniform… (More)
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2015
2015
Fractal bowtie antenna with quarter-wave transformers feed system
In this paper a Sierpinski fractal bowtie microstrip antenna is proposed. From some experiments, the multiband behavior of these… (More)
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2012
2012
Design of Multiway Power Divider by Using Stepped-Impedance Transformers
In this paper, the design of multiway power dividers by interconnecting power dividers with fewer output ports is studied by… (More)
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2012
2012
Wideband Branch-Line Couplers With Single-Section Quarter-Wave Transformers for Arbitrary Coupling Levels
Wideband branch-line couplers with arbitrary coupling levels are demonstrated. By integrating single-section quarter-wave… (More)
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2009
2009
Multi-Band Functional Tunable LH Impedance Transformer
This paper presents, for the first time, the analysis and design performance of tunable left handed coplanar waveguide… (More)
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Highly Cited
2009
Highly Cited
2009
A Novel Technique for Open-Stopband Suppression in 1-D Periodic Printed Leaky-Wave Antennas
A novel technique for the elimination of the open stopband in one-dimensional periodic printed leaky-wave antennas is presented… (More)
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2008
2008
AN EXACT SYNTHESIS METHOD FOR DUAL-BAND CHEBYSHEV IMPEDANCE TRANSFORMERS
  • Giuseppe Castaldi, Vincenzo Fiumara, Ilaria Gallina
  • 2008
We propose an exact synthesis method which allows the design of dual-band transformers with an arbitrary even number of uniform… (More)
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Highly Cited
2007
Highly Cited
2007
Modified Wilkinson Power Dividers for Millimeter-Wave Integrated Circuits
A modification of the Wilkinson power divider is presented that eases planar implementation while maintaining performance. By… (More)
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Highly Cited
2002
Highly Cited
2002
A transformer of one-third wavelength in two sections - for a frequency and its first harmonic
The quarter-wave transformer transforms in one frequency f/sub 0/, but not its first harmonic 2f/sub 0/. The transform in 2f/sub… (More)
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1966
1966
Short-Step Chebyshev Impedance Transformers
Absfract—Impedance transforming networks are described which consist of short lengths of relatively high impedance transmission… (More)
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