MODELING AND MEASUREMENT OF A ZEROTH-ORDER RESONATOR AND A COMPOSITE RIGHT-LEFT-HANDED TRANSMISSION LINE IN COPLANAR TECHNOLOGY
Author(s) -
Aziza Zermane,
B. Sauviac,
Bernard Bayard,
Béatrice Payet-Gervy,
Jean Jacques Rousseau,
Abdelmadjid Benghalia
Publication year - 2010
Publication title -
progress in electromagnetics research c
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.341
H-Index - 34
ISSN - 1937-8718
DOI - 10.2528/pierc10042805
Subject(s) - resonator , transmission line , composite number , line (geometry) , left handed , transmission (telecommunications) , physics , acoustics , optics , telecommunications , electronic engineering , electrical engineering , engineering , materials science , mathematics , geometry , composite material
This paper presents a coplanar composite right-left handed zeroth-order resonator (CRLH CPW ZOR) and a coplanar composite right-left handed transmission line (CRLH CPW TL). These devices are realized using an elementary cell designed in a coplanar waveguide conflguration on alumina substrate. Additional lumped elements are carried out with an interdigital series capacitor and a short-circuited stub inductor as a shunt. The CRLH CPW ZOR is fabricated and analyzed using equivalent circuit modeling and three dimensional flnite element method. The proposed devices are fabricated and measured. The resonator has a measured insertion loss of 2.7dB and a return loss better than 13dB. The length of the proposed device is only 5.2mm; this very small size compared with a traditional half wave resonator, shows the interest of this kind of approach.
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