DocumentCode
1495615
Title
Uniplanar bridgeless CPW-to-slotline transition and its application to CPW balun
Author
Ibrahim, Ahmed A. ; Safwat, Amr M. E. ; El-Hennawy, Hadia
Author_Institution
Electron. & Commun. Eng. Dept., Ain Shams Univ., Cairo, Egypt
Volume
48
Issue
8
fYear
2012
Firstpage
443
Lastpage
444
Abstract
A new coplanar waveguide (CPW)-to-slotline transition that is uniplanar and bridgeless is presented. The transition consists of a CPW cross and CPW stubs in which both the even and odd modes are utilised. Based on this transition a uniplanar bridgeless CPW balun has been designed and fabricated. The fabricated balun has 1 dB insertion loss, 0.8 dB maximum amplitude imbalance, 4° maximum phase imbalance and 56% fractional bandwidth. Measurements are in a good agreement with simulations.
Keywords
coplanar waveguides; CPW cross; CPW stubs; loss 1 dB; uniplanar bridgeless CPW balun; uniplanar bridgeless CPW-to-slotline transition; uniplanar bridgeless coplanar waveguide-to-slotline transition;
fLanguage
English
Journal_Title
Electronics Letters
Publisher
iet
ISSN
0013-5194
Type
jour
DOI
10.1049/el.2012.0202
Filename
6183711
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