Analysis of the generalized elliptical waveguide by separation of variables. Piero Angius, Paola Pierleoni, Tullio Rozzi, Leonardo Zappelli Dipartimento di Elettronica ed Automatica University of Ancona Via Brecce Bianche, 60131 Ancona, Italy E-Mail: l.zappelli-ee.unian.it Abstract - In this paper we study by the analytical method of separation of variables a coaxial elliptical waveguide with fins

Broadband Probe-Fed Plate Antenna Zhi Ning Chen, Michael Y. W. Chia Centre for Wireless Communications National University of Singapore 20 Science Park Road #02-34/37 TeleTech Park Singapore 117674 chenzn-cwc.nus.edu.sg, chiamichael-cwc.nus.edu.sg AbstractThis paper demonstrates a novel means of feeding a broadband suspended plate antenna, where a coaxial probe-fed capacitive feeder coplanar wit

Design of CPW Lange Couplers in Multi-Layer Thin-Film MCM-D G. Carchon*, W. De Raedt+ and B. Nauwelaers* * KULeuven, dep. ESAT-TELEMIC, Kard. Mercierlaan 94, B-3001 Heverlee, Belgium Tel: +32 16 281259, Fax: +32 16 218501, E-mail: geert.carchon-esat.kuleuven.ac.be + IMEC, div. MCP/HDIP, Kapeldreef 75, B-3001 Heverlee, Belgium Abstract - Three procedures (method of Ou, Paolino and Kajfez) for the d

Equivalent Circuit Representation of Stripline Step Discontinuity for Multilayer MMIC Applications Heng-Tung Hsu and Kawthar A. Zaki Department of Electrical and Computer Engineering University of Maryland at College Park College Park, MD 20742 USA Fax : 1-301-314-9281, Tel : 1-301-405-3674, e-mail : zaki-eng.umd.edu Abstract- Multilayer realization of three-dimensional (3D) MMIC has been applied

Monolithic Microwave Integrated GaAs Electromagnetically-Coupled Antenna Marjorie Grzeskowiak , Jean Vindevoghel IEMN, Villeneuve d'Ascq, France jean.vindevoghel-iemn.univ-lille1.fr II. DESCRIPTION OF THE ANTENNA A. Structure of the antenna Abstract- Monolithic antenna on GaAs to be used in miniature active sensors is presented. After a first study of technological processes and the characterisa

Spatial Power Combiner Formed by Uniplanar Quasi-Yagi Antennas Hyok J. Song and Marek E. Bialkowski School of Computer Science and Electrical Engineering The University of Queensland, Brisbane, QLD 4072, Australia song-ieee.org meb-csee.uq.edu.au Abstract ­ Theoretical and experimental investigations are performed into a spatial power combining structure formed by trays of uniplanar quasi-Yagi a

Investigations of the Microstrip Antenna on Ferroelectric Substrates J. Modelski, Y.Yashchyshyn Institute of Radioelectronics, Warsaw University of Technology, Nowowiejska 15/19, 00-665 Warszawa, Poland, Phone: 48(+4822) 8253929, Fax: 48(+4822) 8253769 E-mail: j.modelski-ire.pw.edu.pl; e.jaszczyszyn-ire.pw.edu.pl Abstract ­ A new type of the multilayered microstrip antenna with a voltage-control

CONFORMAL MAPPING BASED ANALYSIS OF COUPLED COAXIAL LINES Spartak Gevorgian· $, and Erik Kollberg· · Department of Microelectronics, Chalmres University of Technology, Gothenburg, Sweden $ Ericsson Microwave Systems, Moelndal, Sweden Tel.: +46 31 7721727, FAX: +46 31 164513, Email: spartak-ep.chalmers.se Abstract ­ A method is proposed to generate close form analytic expressions for even and odd

Design of a circular aperture yielding a double-difference beam with sidelobes of individually arbitrary heights H. Estévez, P. López, J. A. Rodríguez, F. Ares, E. Moreno Dpto. de Física Aplicada, Facultad de Física, Universidad de Santiago de Compostela, 15706 Santiago de Compostela, Spain. E-mail: faares-usc.es Abstract ­ The double-difference beam is a fourlobed far-field antenna response form

The Generalized Soft-and-Hard Surface I.V. Lindell, A.J. Viitanen and S.A. Tretyakov Helsinki University of Technology, Espoo, Finland ismo.lindell-hut.fi Abstract The well-known soft-and-hard sur- a = v is real. The ideal boundary condition is easily face (SHS) condition is one example of the ideal checked as boundary condition defined by vanishing of the n · E x H* = [a x (n x a*)] · (E x H*) no