APERTURE-COUPLED THIN FILM SUPERCONDUCTING MEANDER ANTENNAS H. Y. Wang* and M. J. Lancaster* *School of Electronic and Electrical Engineering, the University of Binningham, Edgbaston, Binningham, B 15 2TT, United Kingdom wangh-eee.bham.ac.ukand m.j.1ancaster-bham.ac.uk ABSTRACT A new type of thin film superconducting meander antenna is investigated using model in conjunction with a full-wave elect

THIN CERAMIC FERROELECTRIC PHASE SHIFTER FOR STEERABLE MICROSTRIP PATCH ANTENNA ARRAY Franco De Flaviis, Nicolaos G. Alexopoulos Electrical and Computer Engineering Department, University of California, Irvine, CA 92697 USA Tel. 1-310-4789413 Fax: 1-310-2065306 email: flaviis-ee.ucla.edu ABSTRACT The possibility of having an electronically steerable antenna system is of significant current impor

INTEGRATION OF AN ANTENNAIFILTERDEVICE, USING A MULTI-LAYER, MULTI-TECHNOLOGY PROCESS T. Le Nadan, J. P. Coupez, S. Toutain, C. Person LEST - UMR CNRS 6616 ENST Br - BP 832 - 29285 BREST CEDEX - France tel: + 3329800 13 19 - Fax: + 3329800 1343 - email : Christian.Person-enst-bretagne.fr - . ABSTRACT: In this paper, we discuss about the synthesis and the implementation of a multifunction anten

AN EFFICIENT PROCEDURE FOR THE OPTIMIZATION OF CAVITY BACKED PRINTED ANTENNAS FOR BROADBAND COMMUNICATIONS A. Alvarez Melcon, Juan R. Mosig and Fred E. Gardiol Laboratoire d'Electromagnetisme et d' Acoustique (LEMA) Ecole Poly technique Federale de Lausanne (EPFL) CH-I015 Lausanne, Switzerland. web site: http:/ /lemawww.epfl.ch ABSTRACT This paper presents an efficient technique for the optimizat

A 50:1 BANDWIDTH N. FEL~, c. LE CORRE-GUlMARDtIt, GaAs MMIC PHASE SHIFTER M. WITTMER, F. DURBIN, and 1. RUSSAT'11' Commissariat a l'Energie Atomique, Centre de Bruyeres-le-Chatel, BP 12, F-91680 Bruyeres-le-Chatel - France ~fel-bruyeres. cea. IT,tltlecorre-bruyeres.cea.IT, ABSTRACT '11' russat-bruyeres.cea.IT We present here some new results obtained with a high-frequency, ultrawide-band, ana

ULTRA WIDE BANDWIDTH MONOLITHIC HEMT FEEDBACK AMPLIFIER H. J. Siweris*, T. Graveo, W. Kellner* *Siemens AG, Corporate Technology, ZT KM GaAs, D-81730 Munich, Germany Tel.: +49-89-636-41035, Fax: +49-89-636-40822, e-mail: heinz-juergen.siweris-mchp.siemens.de °Siemens AG, Semiconductor Group, HL HF T HT, P. O. Box 801709, D-81617 Munich, Germany ABSTRACT A three-stage monolithic feedback ampli

;"~ A LOW NOISE RECEIVER FOR M.M.D.S AND L.M.D.S. ~<:/ ~ '~1? VJ' P. MAURIN / D. REFFET ., THOMSON-CSF Microelectronique 29 avenue Camot91349 MASSY Cedex - France - if (33) 01.69.93.41.41 - Fax: (33) 01.69.93.72.21 P. BANNELIER - THOMCAST - 1, rue de l'Hautil - B.P. 150 - 78702 CONFLANSSAINTE-HONORINE Cedex - France - if (33) 01.34.90.31.00 - Fax: (33) 01.34.90.30.00 ABSTRACT THOMSON-CSF Mic

THREE-DIMENSIONALMMIC PHOTOSENSITIVE INTERCONNECT PROCESS BCB AND STO CAPACITORS USIN G Koh Inoue, Kenji Kamogawa*, Kenjiro Nishikawa*, Kenji Ikuta, Kiyomitsu Onodera**, and Makoto Hirano*** NTT System Electronics Laboratories, 3-1, Morinosato Wakamiya, Atsugi-shi, Kanagawa, 243-0198, Japan kinoue-aec1.ntt.co.jp, ikuta-aec1.nttco.jp *NTT Wireless Systems Laboratories, Hikari-no-oka, Yokosuka-sh

FUTURE TRENDS IN AUTOMOTIVE IMAGING RADAR J. Wenger Daimler-Benz RADAR / j.wenger-dbag.ulm.daimlerbenz.com Research Centre, D-89081 Ulm, Germany . ABSTRACT There is a growing interest of car manufacturers in sensors monitoring the car's surrounding area in order to improve safety systems from mere crash survival to crash prediction or prevention by early detection of hazardous situations. Ther

GaAs MMICs for Automotive Applications Heinrich Daembkes, Marc Camiade United Monolithic Semiconductors, Route Departementale 128,91401 Orsay Cedex, France e-mail: dambkes-ums.thomson.fr ABSTRACT Based on more than 15 years of research and development work in several generations of experimental automotive radars the key requirements of the RF-parts of the systems are well known and fixed. Expe