A New Multi-Layer Quasi-Optical Frequency Doubler Based on a Crossed Dipole Structure S. Helbing, F. Alimenti, P. Mezzanotte, L. Roselli and R. Sorrentino Department of Electrical and Information Engineering University of Perugia, Via G. Duranti 93, I-06131 Perugia, Italy. e-mail: alimenti-diei.unipg.it This paper describes a method to improve the conversion efficency of quasi-optical frequency m

One and Two-Bit MEMS Distributed W-Band Phase Shifters Joseph S. Hayden, Student Member IEEE and Gabriel M. Rebeiz, Fellow IEEE Radiation Laboratory, Department of Electrical Engineering and Computer Science, University of Michigan, Ann Arbor, Michigan, 48109-2122, USA metz-umich.edu, rebeiz-umich.edu Abstract -- A wideband distributed microstrip phase shifter has been developed for W-band operat

Arbitrarily Shaped Lens Antenna for Millimeter-Wave Radar Hideaki Shimoda, Tomoyuki Goi, Nobutaka Misawa and Norimasa Ishitobi Telecom Technology Development Center, TDK Corporation 2-15-7, Higashi-Ohwada, Ichikawa, Chiba, 272-8558, Japan E-mail: shimo-ywt.tdk.co.jp Abstract - A lens antenna for millimeter-wave radar has been designed, which has an arbitrarily shaped surface that can be fitted t

A High Speed Heterodyne Measurement Concept Based on Two Extremely Linear Analog Frequency Ramps Generated with Fractional Divider Phase Locked Loops T. Much, B. Schiek Ruhr-Universität Bochum, Institut für Hochfrequenztechnik Universitätsstraße 150, D-44780 Bochum, Germany Telephone: +49 234 32 26496, Fax: +49 234 32 14 167 Email: tom-hf.ruhr-uni-bochum.de Abstract - Highly linear analog frequen

Network Analysis Beyond S-parameters: Characterizing and Modeling Component Behaviour under Modulated Large-Signal Operating Conditions Jan Verspecht, Frans Verbeyst, Marc Vanden Bossche Agilent Technologies, NMDG, VUB-ELEC, Pleinlaan 2, 1050 Brussels, Belgium, tel. 32-2-629.2886, fax 32-2-629.2850, email jan_verspecht-agilent.com, URL: http://users.skynet.be/jan.verspecht Abstract -- It is shown

A VECTOR ANALYZER FOR OBSERVING MILLIMETER-SUBMILLIMETER RESONANCES P. Goy1, S. Caroopen1, M. Gross1, A. Ardavan2, R. Edwards2, E. Rzepniewski2, J. Singleton2, 1 AB Millimètre, 52 rue Lhomond 75005 Paris, France, tel: 33 1 47 07 71 00, fax: 33 1 47 07 70 71, abmillimetre-wanadoo.fr 2 Clarendon Laboratory, The University of Oxford, Parks Road, Oxford OX1 3PU, England, tel: 44 1865 272 236-323, fax:

Broad-Band Dielectric Probe with a Coaxial Line ­ Circular Waveguide Junction Jerzy K. Piotrowski*, Jerzy Chramiec# * Warsaw University of Technology, Institute of Microelectronics and Optoelectronics, Koszykowa 75; 00-662 Warsaw, Poland. piotrowski-imio.pw.edu.pl # Gdynia Maritime Academy, Faculty of Marine Electrical Engineering, Morska 81-87, 81-225 Gdynia, Poland. Abstract ­ A model of a bro

Low Cost 76GHz Radar Target Simulator and Test System R. Abou-Jaoude, M. Grace, D. Geller, K. Noujeim, D. Bradley, and W. Oldfield Anritsu Company, Microwave Measurements Division 490 Jarvis Drive, Morgan Hill, CA 95037 USA Tel +1 408 778-2000 ­ Fax +1 408 778-0239 ramzi.aboujaoude-anritsu.com Abstract - In this paper we discuss the test requirements for 76GHz automotive radar. We give an overview

Mutual Coupling of Open-Ended-Waveguides with Arbitrary Cross-Sections Located in an Infinite Groundplane Dipl.-Ing. Rainer Kühne*, Prof. Dr.-Ing. Jürgen Marquardt Institut für Hochfrequenztechnik, Universität Hannover, Germany kuehne-mbox.hft.uni-hannover.de Abstract - A Green's function approach is used to analyse mutual coupling in a finite array of openended waveguides located in an infinite g

Modelling of Propagation and Scattering in Waveguide Bends Smain Amari and Jens Bornemann Department of Electrical and Computer Engineering University of Victoria, PO Box 3055 Stn CSC Victoria, B.C. V8W 3P6 Canada http://www.ece.uvic.ca Abstract- A simple and accurate technique to determine the propagation and scattering properties of wave guide bends is presented. The modal cutoff frequencies an