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Open resonators with inhomogeneities
Open resonators with inhomogeneities Vladimir Veremey, Anatolii Fursov, Oleg Belous and Anatolii Fisun Institute of Radiophysics and Electronics Ukrainian Academy of Sciences, 12, ac.Proskura st, Khorkov, 310085, Ukraine. Tel 0572 44 85 43; Fax 0572 44 11 as; e-mail: ire+ ire. khorkov ua@relay.ussr.eu.net Abstract An analysis of electromagnetic properties of an Open Resonator (OR) with perfectly c
The radar backscatter from turbines simulated by wire structures with angular periodicity
The radar backscatter from turbines simulated by wire structures with angular periodicity J.D. Cashman University College, University of N.S.W., Campbell, ACT, Australia. This work was performed while this author was on study leave at the Defence Science and Technology Organisation, Salisbury, SA, Australia G. Haack Defence Science and Technology Organisation, Salisbury, SA, Australia. Abstract
Improvements and extensions in FDTD for RCS calculations
Improvements calculations and extensions in FDTD for RCS Salvador Gonzalez Garcia, B Garcia Olmedo, T Materdey Bao Hung, Rafael Gomez Martin Dept. Fisico Aplicada, Facultad de Ciencias, University of Granado, Spain. ' Abstract The Contour Path (CP) method combinedwith a fourth order approximationto spatial derivatives is applied to calculate the RCS of conducting cylinders. A generalization of
Monopulse errors reduction using increased AM-PM conversion receivers
Monopulse errors reduction using increased AM-PM . . conversion receivers M. Burgos-Garcia, F. Perez-Martinez" * Microwaves and Radar Group. SSR Department. Universidad Politecnica de Madrid. Escuela Tecnica Superior de Ingenieros de Telecomunicacion. Ciudad Universitaria sin Madrid 28040. Spain. Tfn91-3 367362 Fax91-3 36735 8 Abstract Monopulse detectors constitute the most accurate technique in
DPSK modulator with accurate phase transitions for mode-S radars
DPSK modulator with accurate phase transitions for mode-S radars M. Burgos-Garcia., F. Perez-Martinez., S. Schwalb" * Polytechnical University of Madrid University of Stuttgart * Escuela Tecnica Superior de Ingenieros de Telecomunicacion Ciudad Universitaria sin. Madrid 28040 (Spain) Tfn 91-3367362 Fax:91-3367358 Abstract European air traffic control will be managed in future through the use of t
Multiparameter spotlight radar processors for high resolution
Multiparameter resolution spotlight radar processors for high A. CiaHone, P. Lombardo, G. Picardi and R. Seu INFOCOM Dp! University of Rome "La Sapienza", Via Eudossiana, 18-00184 Roma Italy Tel. +44585 455; Fax: +4873300 Abstract Three main problem of high resolution spotlight SAR have been evaluated: constraints of system parameter on the swath which can be focused, the evaluation of various
Heliradar - a synthetic aperture radar with rotating antennas
Heliradar antennas - a synthetic aperture radar with rotating w. Kreitmair-Steck1, H. Klausing2, A.P. Wolframm3, G. Weiss4 1 Eurocopter Deutschland GmbH, Dept. DE104, Munich/Germany TEL. +498960000339 2 Siemens AG, Dept. VT IT211 . Braunschweig/Germany TEL.. +49 531 226 3656 3 Deutsche Aerospace AG, Dept. RTX31, Munich/Germany TEL.. +49 89607 24658 4Deutsche Aerospace AG, Dept. VAR2E, Ulm/Germa
Optimization of the CFAR reference geometry in airborne doppler radars
Optimization of the CFARreference geometry airborne doppler radars G. de Miguel Vela, F.J.Jimenez Rodriguez, J.J. Martinez Madrid & J.R. Casar Corredera Dpto. Seiiales, Sistemas y Radiocomunicaciones, ETSI Telecomunicacion. Universidad Politecnica de Madrid. Ciudad Universitaria sin, 28040- MADRID,SPAIN. TII 34-1-5495700 Abstract (ext 206); Fax: 34-1-3367350 in The problem of optimizingthe shape
Wideband static indoor measurements supporting the validation of a mobile communications channel
Wideband static indoor measurements validation of a mobile communications J,.Jimenez, V. Perez, M. Pizarroso( 1L U. Dersch(2) (1 )Telef6nica 1+0. c/Emilio Vargas 6. 28043 +34 1 3374215; Fax: +34 1 3374222 Madrid, SPAIN. Tel: supporting the channel (2lAscom Tech Ltd. Gewerbepark. CH-5506 Magenwil, SWITZERLAND. Tel: +41 64 56 5284; Fax +41 64565290 *This project has been partially financed by EC R
Analysis of the interference on a dual polarized earth-space path due to differential rain attenuation from an adjacent satellite system
Analysis of the interference on a dual polarized earth-space path due to diHerential rain attenuation from an adiacent satellite system J.D. Kanellopoulos, S. Ventouras, C.N. Vazouras . * Divisionof Electroscience, Dept.of Electrical& Computer Eng. National Technical Universityof Athens, 9 Iroon Polytechniou Street, Zografou, Athens 15773, GREECE.TEL:003 01 3691355; FAX: 03 01 3647704; e-mail: chv