An accurate broadband measurement of complex permittivity using microstrip lines Adam K. Jastrzebski, Andrei D. Chuprin Department of Electronics, University of Kent, Canterbury, Kent, CT2 7NT UK Phone +44 1227 823704; Fax +44 1227 456084; E-mail A.K.Jastrzebski-ukc.ac.uk Abstract- A technique for determining complex permittivity of dielectric materials using VNA measurements of microstrip lines i

Millimeter wave measurements of some low-loss dielectric plates by a novel cut-off circular waveguide method Takashi Shimizu Yoshio Kobayashi Dept. Electrical and Electronic Systems, Saitama University Shimo-ookubo 255, Saitama 338-8570, Japan Phone: +81-48-858-3477, Fax: +81-48-857-2529 E-mail: yoshio-reso.ees.saitama-u.ac.jp ABSTRACT An easy-to-treatment technique is proposed to measure low-los

An Accurate and Low Cost Complex Permittivity Measurement System Using a Planar Resonant Sensor E. Fratticcioli, M. Dionigi, R. Sorrentino D.I.E.I of the University of Perugia, Perugia, via G. Duranti 93, 06125 Perugia, Italy fratticcioli-diei.unipg.it, dionigi-diei.unipg.it, sorrent-unipg.it Abstract -- A microwave planar resonant sensor for the measurement of the complex permittivity in compact

Correction and Extraction Techniques for Dielectric Constant Determination Using a Ka-Band Free-Space Measurement System Nicolas Gagnon, Jafar Shaker, Pierre Berini*, Langis Roy**, Aldo Petosa Communications Research Centre Canada, 3701 Carling Ave., P.O. Box 11490, Station H Ottawa, Ontario, Canada K2H 8S2, e- mail: nicolas.gagnon-crc.ca * University of Ottawa, 161 Louis-Pasteur St., P.O. Box 450

A Millimeter-wave Tunable Filter Using MEMS Varactors Abbas Abbaspour-Tamijani, Laurent Dussopt and Gabriel M.Rebeiz The Radiation Laboratory, University of Michigan 3228 EECS Building, Beal Avenue, Ann Arbor, MI 48109-2122, USA Phone: 734 763-4185, Fax: 734 647-2106, E- mail: abbasa-engin.umich.edu A mm-wave tunable 3-pole filter was developed using high-Q MEMS varactors on a quartz substrate usi

Novel RF-MEMS capacitive switching structures X. Rottenberg, H. Jansen*, P. Fiorini, W. De Raedt and H. A. C. Tilmans. * IMEC v.z.w., Division MCP, Kapeldreef 75, B3001 Leuven, Belgium, xrottenb-imec.be Twente Univ., MESA+ Res. Ins., Elec. Eng. Dpt., PO Box 217, 7500 AE Enschede, Netherlands This paper reports on novel RF-MEMS capacitive switching devices implementing an electrically floating met

Ka-Band, MEMS Switched Line Phase Shifters Implemented in Finite Ground Coplanar Waveguide Maximilian C. Scardelletti, George E. Ponchak, and Nicholas C. Varaljay NASA Research Center, 21000 Brookpark Rd., MS 54/5, Brook Park, Ohio, 44135, Tel: 216-433-9704, FAX: 216-433-8705, Maximilian.C.Scardelletti-grc.nasa.gov Abstract: Ka-band MEMS switched line one and two-bit phase shifters implemented in

Investigation of Ground Coplanar Line on RO4003 Substrate 0.51 mm S. Ivanov, V. Peshlov* & N. Stoianov Sofia University, Faculty of Physics, 1164 Sofia, Bulgaria, E-mail: sai-phys.uni-sofia.bg * Sky Gate Bg, 1164 Sofia, Bulgaria, E-mail: peshlov-skygate.bg 50 Ohms Ground Coplanar Waveguide (GCPW) on RO4003 substrate with thickness 0.51 mm is investigated numerically and experimentally. The groundi

A Manufacturing-Oriented 90 GHz Ortho-Mode Transducer for a Polarimetric Experiment L. Salghetti, R. Vallauri, P. Besso, M. Mongiardo* Telecom Italia Lab (formerly CSELT) via Reiss Romoli, 274 ­10148 Torino, Italy, luca.salghetti-tilab.com *DIEI, Università di Perugia, I-06100 Perugia, Italy, m.mongiardo-libero.it ABSTRACT An ortho-mode transducer (OMT) operating at 90 GHz, required for a polarime

A Novel Three-Port Power Divider with Compensation Networks for N on- Ideal Isolation Resistor Yukihiro Tahara, Hideyuki Oh-hashi, and Moriyasu Miyazaki Mitsubishi Electric Corporation, Information Technology R&D Center 5-1-1, Of una, Kamakura City, Kanagawa, 247-8501 Japan E-mail: tahara-isl.melco.co.jp Abstract This paper describes a three-port power divider with compensation networks for non-i