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CAD of Conductor Loaded Cavity Filters with Wide Band Tuning Capability
CAD of Conductor Loaded Cavity Filters with Wide Band Tuning Capability Ralf Beyer*, Stephan Heisen**, and Uwe Rosenberg** * MICIAN GBR, Schlachte 21, 28195 Bremen, Germany, beyer@mician.com ** MARCONI Communications GmbH, Gerberstrasse 33, 71522 Backnang, Germany, mailto:uwe.rosenberg@ieee.org ABSTRACT A novel conductor loaded cavity filter approach is shown to provide compact size and tuning c
A Film Bulk Acoustic Resonator (FBAR) L Band Low Noise Oscillator for Digital Communications
A Film Bulk Acoustic Resonator (FBAR) L Band Low Noise Oscillator for Digital Communications A.P.S. Khanna, Ed Gane, Thomas Chong, Herb Ko*, Paul Bradley, Richard Ruby and John D.Larson III* Wireless Semiconductor Division, Agilent Technologies, Inc. 3175 Bowers Avenue, Santa Clara, CA. 95054 *Agilent Laboratories, 3500 Deer Creek Road, Palo Alto, CA. 94304 Abstract -- This paper describes the de
Hybrid Time-Domain Performance Analysis of Multi-Antenna Systems on Vehicular Platforms
Hybrid Time-Domain Performance Analysis of Multi-Antenna Systems on Vehicular Platforms C. D. Sarris , W. Thiel , I.-S. Koh , K. Sarabandi , L.P.B. Katehi and B. S. Perlman Radiation Laboratory, Department of Electrical Engineering and Computer Science University of Michigan, Ann Arbor, MI, 48109-2122 U.S. Army CECOM RDEC, I WD, Ft. Monmouth, NJ phone: (734) 936-2330, fax: (734) 647-2106 e-mail: k
Efficient nonlinear Stability Analysis of Microwave Circuits using Commercially Available Tools
Efficient nonlinear Stability Analysis of Microwave Circuits using Commercially Available Tools A. Anakabe**, S. Mons*, T. Gasseling*, P. Casas**, R. Quéré*, J.M. Collantes**, A. Mallet*** * IRCOM University of Limoges - 123, Av. Thomas 87060 Limoges, France mons@ircom.unilim.fr ** University of the Basque Country Apdo. 644, 48080 Bilbao, Spain aai@we.lc.ehu.es *** CNES - 18 avenue E. Belin. 314
Design of balanced hybrid C band MESFET-based frequency tripler
Design of balanced hybrid C band MESFET-based frequency tripler Bernd Bunz (student member, IEEE) and Günter Kompa (member, IEEE) University of Kassel, Fachgebiet Hochfrequenztechnik Wilhelmshöher Allee 73, D-34121 Kassel, Germany, Tel: +49-561-804-6535, Fax: -6529 E-mail: bunz@hfm.e-technik.uni-kassel.de, http://www.uni-kassel.de/fb16/hft/bunz.html Abstract This paper presents two balanced con
Highly Efficient Envelope-Oriented Analysis of Large Autonomous RF/Microwave Systems by a Trust-Region Algorithm Coupled with Krylov-Subspace Harmonic-Balance
Highly Efficient Envelope-Oriented Analysis of Large Autonomous RF/Microwave Systems by a Trust-Region Algorithm Coupled with Krylov-Subspace Harmonic-Balance Vittorio Rizzoli*, Franco Mastri**, Alessandra Costanzo*, Emanuele Montanari* * DEIS, University of Bologna, Villa Griffone, 40044 Pontecchio Marconi (BO), Italy, vrizzoli@deis.unibo.it ** DIE, University of Bologna, Viale Risorgimento 2, 40
18-26 GHZ CRYOGENIC MULTIFEED HETERODYNE RECEIVER MMIC INP/GAAS BASED TECHNOLOGIES
18-26 GHZ CRYOGENIC MULTIFEED HETERODYNE RECEIVER MMIC I NP/G AAS BASED TECHNOLOGIES A.Cremonini* - E. Limiti** - R. Nesti*** - A. Orfei* - G. Tofani* Istituto di Radioastronomia Bologna ITALY ** Università di Tor Vergata Roma ITALY ***Osservatorio Astrofisico di Arcetri Firenze ITALY The increasing technology evolution has concurred to a new radioastronomical observation approach base
Analysis of infinite and finite arrays of tapered-slot antennas for SKA
Analysis of infinite and finite arrays of tapered-slot antennas for SKA C. Craeye, A.O. Boryssenko* and D.H. Schaubert* Université catholique de Louvain, Laboratoire TELE, Place du Levant 2, 1348 Louvain-la-Neuve, Belgium, craeye@tele.ucl.ac.be *University of Massachusetts, Antenna Laboratory, Marcus Hall 113, Amherst MA 01003, USA, boryssen@ecs.umass.edu, schaubert@ecs.umass.edu Broadband phased
Experimental Synthesis of a Feed Pattern with a Dense Focal Plane Array
Experimental Synthesis of a Feed Pattern with a Dense Focal Plane Array M. Ivashina, J. Bregman ASTRON, Netherlands Foundation for Research in Astronomy P.O. Box 2, 7990 AA Dwingeloo, The Netherlands, tel. +31(521)595100, fax. +31(521)597332 www.astron.nl, ivashina@astron.nl The 8x9 element dense tapered slot array operating over 1-7 GHz range is used to synthesize a dual-band (2.215-2.375 GHz and
Design approaches to the Low Frequency Array (LOFAR) active antenna amplifier
Design approaches to the Low Frequency Array (LOFAR) active antenna amplifier Wim van Cappellen and Dion Kant ASTRON, Netherlands Foundation for Research in Astronomy The Low Frequency Array (LOFAR) is a radio telescope that will open up a hardly explo red part of the spectrum range for astronomy. LOFAR will operate between 10 and 200 MHz. Due to its advanced concept it will provide unique arc se