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Integration of low-pass structures in band-pass structures. Application to the control of spurious resonance
Integration of low-pass structures in band-pass structures. Application to the control of spurious resonance. E. RIUS, U.B.O. J. PH. COUPEZ, A. PERENNEC, G. TANNE, S. TOUTAIN L.E.S.T. - UMR CNRS nO 6616 6, avo Le Gorgeu - BP 809 - 29285 BREST CEDEX - France ENSTBr - BP 832 - 29285 BREST CEDEX - FRANCE Tel: +(33) 2 98 01 70 79-Fax: +(33) 2 98 01 63 95 e-mail: Eric.Rius@univ-brest.fr - ABSTRAC
HTS CHANNELISER FOR USE IN AN ESM RECIEVER SYSTEM
HTS CHANNELISER FOR USE IN AN ESM RECIEVER SYSTEM B.D.Hunt', RF.Jeffries', G.Nudd2, RG.Humphreys3, S.W Goodyear, RB.Greed' 'GEC-Marconi Research Centre, Gt. Baddow, Chelmsford, England 2GMAv, Stanmore, Middlesex, England 3DERA, Malvern, Worcester, England Tel. ++44 (0) 1245 242 620 Fax. ++44 (0) 1245242616 e-mail.barry.hunt@gecm.com ABSTRACT An important function of an ESM receiver is the acqui
In-line Coaxial Excitation of Rectangular Waveguides
In-line Coaxial Excitation of Rectangular \Vaveguides G. Gerini TNO - Physics and Electronics Laboratory P.O. Box 96864, 2509 .JG The Hague, The Netherlands M. Guglielmi European Space Research and Technology Center (ESTEC) P.O. Box 299 Noordwijk, The Netherlands TEL +31-71-5653493 FAX ..4596 Abstract In this paper we present an efficient and accurate CAD procedure for the full-wave characterizati
A new equiripple power splitter for radio link applications
A new equiripple power splitter for radio link applications Marco Guglielmi, Benito Gimeno European Space Research and Technology Centre PO Box 299, Noordwijk, The Netherlands TEL +31-71-5653493 FAX ..4596 email: mgugliel@estec. esa .nl Tom Kjoede NERA Telecommunication PO Box 6010, N-5020 Bergen, Norway Abstract In this paper we describe a new configuration for a waveguide power splitter which ex
ELECTRO-OPTIC NEAR-FIELD ANALYSIS OF A 76.5-GHz SIMMWIC DIPOLE ANTENNA
ELECTRO-OPTIC NEAR-FIELD ANALYSIS OF A 76.5-GHz SIMMWIC DIPOLE ANTENNA Torsten Pfeifer*, Torsten Lofller, HoG. Roskos, and HoKurz Institut fur Halbleitertechnik n, RWTH Aachen, Sommerfeldstr. 24, 52056 Aachen, Germany * Currently with: Daimler-Benz Aerospace AG, Worthstr. 85, 89077 U1m, Germany Tel: +49 (731) 392-5682 Fax: +49 (731) 392-3362 email: torsten.pfeifer@vsodasa.de ABSTRACT A comprehensi
A Novel Linear-Circular Polarization Converter
A Novel Linear-Circular Polarization Converter Dietmar Pilz and Wolfgang Menzel Department of Microwave Techniques D-89069 UIm Germany University of UIm - e-mail: pilz@mwt.e-technik.uru-uIm.de ABSTRACT A novel, low-cost linear-circular transmission polarizer is presented, consisting of a single substrat metallized with periodic dipole structures. The dipole arrays on both sides of the substra
A DUAL-POLARIZED PLANAR ANTENNA FOR RADAR AND COMMUNICATION SYSTEMS
A DUAL-POLARIZED PLANAR ANTENNA FOR RADAR AND COMMUNICATION SYSTEMS Thomas J. Ellis, Robert L. Robertson Linda P.B. Katehi, Gabriel M. Rebeiz The Radiation Lab The University of Michigan 1301 Beal Ave. Ann Arbor, MI 48109-2122 tellis@engin.umich.edu ABSTRACT This paper will present a new planar dual-polarized radiating element for radar and communication systems. This new element incorporates a s
DUAL FREQUENCY WIDE BAND CUSP ANTENNA FED BY COPLANAR WAVEGUIDE
DUAL FREQUENCY WIDE BAND CUSP ANTENNA FED BY COPLANAR WAVEGUIDE E. A. Soliman*, S. Brebels*, E. Beyne*, and G. Vandenbosch * IMEC, Kapeldreef 75, B-3001 Leuven, Belgium soliman@imec.be 8 ESAT, K. U. Leuven, B-3001 Leuven, Belgium guy. vandenbosch @esat.kuleuven.ac.be 8 ABSTRACT In this paper, a dual frequency wide band cusp antenna is for the first time introduced. The antenna is designed to oper
DUAL-BAND DUAL-MODE PRINTED BOW-TIE ANTENNAS INTEGRATED IN HANDHELD TERMINALS FOR WIRELESS COMMUNICATIONS
DUAL-BAND DUAL-MODE PRINTED BOW-TIE ANTENNAS INTEGRATED TERMINALS FOR WIRELESS COMMUNICATIONS IN HANDHELD M. Martinez-VazquezI, A. Martinez-GonzalezI, E. Avila-Navarrol and D. Sanchez-Hernandez2 Departamento de Comunicaciones, Universidad Politecnica de Valencia, Camino de Vera sin, E-46071 Valencia, Spain 2 E.T.S.I. Telecomunicacion, Universidad de Cartagena, Paseo Alfonso XIII, E-30203 Cartag
Transistor Action by Transit Time Phase Shift -a Study for SiGe Based Devices
Transistor Action by Transit Time Phase Shift a Study for SiGe Based Devices J. Weller, H. Jorke, K. Strohm, I.-F. Luy Daimler-Benz Research Center VIm, WilheIm-Runge-Str. 11,89081 VIm phone 07315054029, fax 07315054102, e-mail heImut.jorke@dbag.uIm.daimlerbenz.com R. Sauer Vniversitiit VIm, Abteilung Halbleiterphysik, Albert-Einstein-Allee 45, 89081 VIm Abstract In the present paper we report on