A 10dB Branch Line Coupler Using Defected Ground Structure Chul-Soo Kim*, Jong-Sik Lim**, Jun-Seok Park*, Dal Ahn* and Sangwook Nam** *Dept. of Electronics, Soonchunhyang Univ., Chungnam, Korea **School of Elec. Eng., Seoul National Univ., Seoul, Korea E-mail: dahn-ramrec.sch.ac.kr Abstract - This paper presents a novel 90° branchline coupler with DGS(Defected Ground Structure), which is etched o

A Novel Reduced-Size Uniplanar Wilkinson Power Divider Using ACPS Series Stubs Tony Laneve, Khelifa Hettak, C. J. Verver, Paul Beland, and M. G. Stubbs Communications Research Centre Canada, 3701 Carling Ave., Box 11490, Station H, Ottawa, Canada, K2H 8S2 tony.laneve-crc.ca Abstract - Short-circuit series stubs realized in the signal conductor of an asymmetric coplanar stripline (ACPS) transmissi

High-Q Inductors for Realization of Low Insertion Loss Baluns and Couplers Integrated in Thi n F ilm Multilayer MCM-D Technology for Wireless Applicat ions P. Pieters*, G. Carchon, K. Vaesen, S. Brebels, W. De Raedt, E. Beyne, R.P. Mertens IMEC, HDIP-group, Kapeldreef 75, 3001 Leuven, Belgium Tel : +3 2 16 281261, Fax : +32 1 6 281501, beyne-imec.be Abstract - This paper presents spiral inductors

CAD OF CYLINDRICAL DIELECTRIC RESONATOR FILTERS USING SFELP ( SEGMENTATION/FINITE ELEMENTS/LANCZOS-PADE) J. Garcia, J.Rubio1, and J. Zapata Dept. de Electromagnetismo y Teoría de Circuitos, Universidad Politécnica de Madrid, 1 Dept. de Informática, Escuela Politécnica de Cáceres, Universidad de Extremadura E-mail: jgj-etc.upm.es, jesusrubio-unex.es, jz-etc.upm.es, Abstract - A procedure for desig

A GENERAL DESIGN TECHNIQUE FOR COUPLED LINES ARRAY FILTERS Giuseppe Macchiarella, Gian Guido Gentili, Silvia Cavalieri D'Oro Dipartimento di Elettronica e informazione del Politecnico di Milano Piazza Leonardo da Vinci, 32 20133 Milano, ITALY tel: +39 2 23993593 fax: +39 2 23993413 e-mail: macchiar-elet.polimi.it Centro Studi per le Telecomunicazioni spaziali del CNR Dipartimento di Elettronica

ANALYTICAL CALCULATION OF GRADIENTS FOR THE OPTIMIZATION OF H­PLANE FILTERS WITH THE FEM P. Harscher, S. Amari* and R. Vahldieck Swiss Federal Institute of Technology, IFH ETH Zentrum, Gloriastrasse 35, CH - 8092 Zürich Phone: +41 1 632 44 83, Fax: +41 1 632 11 98, email: harscher-ifh.ee.ethz.ch *Department of Electrical and Computer Engineering, University of Victoria BOX 3055, Victoria, B.C. V8W

Spurious Response Suppression in Broadband and Introduction of Attenuation Poles as Guard Bands in Printed-Circuit Filters Mikio Tsuji and Hiroshi Shigesawa Department of Electronics, Doshisha University Kyotanabe, Kyoto 610-0321, Japan mtsuji-mail.doshisha.ac.jp hshigesa-mail.doshisha.ac.jp Abstract - We report here a novel structure of the printed-circuit bandpass filter that can suppress spur

Application of Chained Functions to Low-Cost Microwave Band-pass Filters Using Standard PCB Etching Techniques Christos E. Chrisostomidis, Marco Guglielmi, Paul Young and Stepan Lucyszyn Microwave and Systems Research Group, School of Electronic Engineering, Information Technology and Mathematics, University of Surrey, Guildford, Surrey, GU2 5XH, U.K. C.Chrisostomidis-eim.surrey.ac.uk European Spa

Design Of Inexpensive Printed Array For Space Communication With Moving Vehicles M. Vicente-Lozano(*), G. Franceschetti(**), F. Ares-Pena(*), and E. Moreno(*) (*) Grupo de Sistemas Radiantes, Departamento de Física Aplicada, Facultad de Física, 15706 Santiago de Compostela, SPAIN. (**) Dept. of Electronic Engineering, University of Naples, ITALY and also with Dept. of Electrical Engineering, UCLA,

Unified Design of a Single-Layer Radial Line Slot Array Antenna Marek E. Bialkowski and Paul W. Davis School of Computer Science & Electrical Engineering, The University of Queensland, Brisbane, Qld 4072, Australia, E-mail: meb-csee.uq.edu.au Abstract ­ A unified design of a single layer Radial Line Slot Array (RLSA) antenna of arbitrary polarisation is presented. The design addresses such tasks